Tag Archives: china hydraulic cylinder

China high quality China Factory Supply Long Stroke Lift Kits Telescopic Hydraulic Cylinder for Dump Truck vacuum pump and compressor

Product Description

heavy duty hydraulic cylinders used for excavator
Part number Tube dia  mm Rod dia  mm Stroke  mm
205-63-57100 120 85 1285
206-63-57100 120 85 1285
205-63-57160 120 85 1285
205-63-57120   135 95 1490
203-63-57130 125 85 1120
203-63-57131 125 85 1120
205-63-57130 125 85 1120

Specifications
1.Supply to USA,Europe,and Australia, Russia.
2.Material:Stainless Steel
3.Professional performance excavator parts supplier
4. High quality and low price

FAQ

Q1: Are you Manufacture or Trade Company?
A1: We are manufacture,we have 20 years experience for supply Metal material and products in domestic.

Q2: How can we guarantee quality?
A2: Always a pre-production sample before mass production;Always final Inspection before shipment;

Q3: What is your terms of payment ?
A3: 1.T/T: 30% deposit in advance, the balance 70% paid before shipment
2.30% down payment, the balance 70% paid against L/C at sight
3.CHINAMFG negotiation

Q4: Can you provide Certificates for aluminum materials ?
A4:Yes,we can supply MTC-Material Test Certificate.

Q5: Can you provide sample?
A5: Yes, we can provide you sample, but you need to pay for the sample and freight firstly. We will return the sample fee after
you make an order.

  /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Certification: GS, RoHS, CE, ISO9001
Pressure: Medium Pressure
Work Temperature: Normal Temperature
Acting Way: Double Acting
Working Method: Piston Cylinder
Adjusted Form: Switching Type
Customization:
Available

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telescopic cylinder

What advantages do telescopic cylinders offer in heavy equipment?

Telescopic cylinders offer several advantages in heavy equipment applications. Here’s a detailed explanation:

Compact design:

Telescopic cylinders have a compact design that allows for a relatively small retracted length compared to their extended length. This compactness is advantageous in heavy equipment where space is limited. The reduced length enables the equipment to have a smaller footprint, making it easier to maneuver in confined areas and transport on trailers or trucks.

Extended reach:

Telescopic cylinders provide extended reach capabilities, which is beneficial in heavy equipment operations. The nested design allows for multiple stages to extend, enabling the cylinder to reach greater distances. This extended reach is particularly useful in applications where the equipment needs to lift or push loads over obstacles, reach into deep pits, or access elevated areas.

High force output:

Telescopic cylinders are capable of generating high force output, making them suitable for heavy lifting and pushing tasks. The hydraulic system used in telescopic cylinders allows for amplification of force through the application of hydraulic pressure. This high force output is advantageous in heavy equipment applications that require lifting and moving heavy loads or exerting significant pushing or pulling forces.

Customizable load capacity:

Telescopic cylinders offer load capacity customization. The modular nature of telescopic cylinders allows for the addition or removal of stages, which directly affects the cylinder’s load capacity. By adjusting the number of stages, the cylinder’s load capacity can be tailored to the specific requirements of the heavy equipment, ensuring optimal performance and safety.

Smooth operation:

Telescopic cylinders provide smooth and controlled operation. The hydraulic control system allows for precise control of the cylinder’s extension and retraction, ensuring smooth and synchronized movement of multiple stages. This smooth operation is important in heavy equipment applications where precise positioning, lifting, or pushing is required to avoid damage to the equipment or the load.

Durability and reliability:

Telescopic cylinders are built to withstand heavy-duty usage in demanding environments. They are designed using robust materials and undergo rigorous testing to ensure durability and reliability. The cylinders can withstand high load capacities, harsh operating conditions, and repetitive cycles, making them well-suited for heavy equipment applications that involve continuous and demanding operations.

Overall, telescopic cylinders offer advantages such as compact design, extended reach, high force output, customizable load capacity, smooth operation, durability, and reliability. These advantages contribute to improved efficiency, productivity, and performance of heavy equipment in various industries.

It’s important to consult the manufacturer’s specifications and guidelines to ensure the appropriate selection and application of telescopic cylinders in heavy equipment.

telescopic cylinder

How do telescopic cylinders handle variations in hydraulic pressure and flow rate?

Telescopic cylinders are designed to handle variations in hydraulic pressure and flow rate effectively. Here’s a detailed explanation:

Hydraulic pressure control:

Telescopic cylinders are equipped with hydraulic systems that allow for precise control of hydraulic pressure. The hydraulic pressure is regulated by a pump that supplies pressurized hydraulic fluid to the cylinder. The pressure can be adjusted according to the specific requirements of the application.

Pressure relief valves:

To handle variations in hydraulic pressure, telescopic cylinders often incorporate pressure relief valves. These valves are designed to limit the maximum pressure within the cylinder to prevent damage or failure. When the pressure exceeds the set limit, the relief valve opens, allowing excess fluid to bypass and relieve the pressure. This ensures the safety and integrity of the telescopic cylinder and the hydraulic system.

Flow control:

Telescopic cylinders also handle variations in flow rate through the hydraulic control system. The flow rate of hydraulic fluid into and out of the cylinder determines the speed of extension and retraction. Flow control valves, such as flow restrictors or flow control valves, are commonly employed to regulate the flow rate.

Flow restrictors:

Flow restrictors are used to limit the flow rate of hydraulic fluid entering or leaving the telescopic cylinder. By restricting the flow, the speed of extension or retraction can be controlled. This allows for precise and gradual movement, preventing abrupt or uncontrolled motion.

Flow control valves:

Flow control valves are designed to provide adjustable flow rates by regulating the opening or closing of hydraulic passages. These valves allow operators to control the speed of extension and retraction of the telescopic cylinder. By adjusting the flow control valves, variations in flow rate can be accommodated to suit specific operational requirements.

Sequencing valves:

In some applications, telescopic cylinders may require a specific sequence of extension and retraction. Sequencing valves are used to control the order in which different stages of the telescopic cylinder extend or retract. These valves ensure proper synchronization of the cylinder stages and prevent uneven or unbalanced movement.

Overall, telescopic cylinders employ various hydraulic components and control mechanisms to handle variations in hydraulic pressure and flow rate. Pressure relief valves protect against excessive pressure, flow restrictors and flow control valves regulate the flow rate, and sequencing valves ensure proper sequencing of cylinder stages. These features allow telescopic cylinders to operate safely, precisely, and efficiently under different hydraulic conditions.

It’s important to consult the manufacturer’s documentation and guidelines for specific information on the hydraulic system and control mechanisms of telescopic cylinders, as well as recommended maintenance and safety practices.

telescopic cylinder

Can telescopic cylinders be customized for specific machinery and equipment?

Yes, telescopic cylinders can be customized to meet the specific requirements of different machinery and equipment. Here’s a detailed explanation:

Customizable stroke length:

Telescopic cylinders can be designed and manufactured with customized stroke lengths to suit the specific needs of machinery and equipment. The stroke length determines the maximum extension or retraction distance of the cylinder and can be tailored to match the required range of motion for a particular application.

Adjustable force and speed:

The hydraulic control system of telescopic cylinders allows for adjustability in terms of force and speed. The system can be configured to provide the necessary force output for the machinery or equipment, ensuring optimal performance. Additionally, the speed of extension and retraction can be adjusted to match the operational requirements, enabling precise and efficient operation.

Mounting options:

Telescopic cylinders can be customized with different mounting options to facilitate easy integration with specific machinery and equipment. Mounting configurations can vary depending on factors such as available space, mounting orientation, and compatibility with existing systems. Manufacturers can provide various mounting solutions to ensure seamless installation.

Sealing and protection:

In certain applications, telescopic cylinders may require specialized sealing and protection features. Manufacturers can customize the cylinder design to incorporate seals and protective coatings that are suitable for the working environment. This customization helps enhance the longevity and reliability of the cylinder, especially in harsh operating conditions.

Material selection:

Telescopic cylinders can be manufactured using different materials to meet specific machinery and equipment requirements. Material selection depends on factors such as load capacity, operating temperature, corrosion resistance, and weight considerations. Manufacturers can offer material options to ensure the cylinder’s compatibility and performance in the intended application.

Integration with control systems:

Telescopic cylinders can be integrated with control systems and sensors to enable advanced functionality and automation. Customization may involve incorporating position sensors, pressure sensors, or other feedback devices to provide real-time data and enhance the overall performance and safety of the machinery or equipment.

Overall, telescopic cylinders can be customized in terms of stroke length, force and speed adjustability, mounting options, sealing and protection features, material selection, and integration with control systems. This customization allows telescopic cylinders to be tailored to the specific requirements of machinery and equipment, ensuring optimal performance and functionality.

It’s important to collaborate with the manufacturer or a qualified expert to determine the appropriate customization options and ensure compliance with relevant industry standards and regulations.

China high quality China Factory Supply Long Stroke Lift Kits Telescopic Hydraulic Cylinder for Dump Truck   vacuum pump and compressor	China high quality China Factory Supply Long Stroke Lift Kits Telescopic Hydraulic Cylinder for Dump Truck   vacuum pump and compressor
editor by Dream 2024-04-19

China factory Qingdao CZPT OEM Ears Double Acting Telescopic Multistage Hydraulic Cylinder for Dump Truck with high quality

Product Description

Product Photos

Product Detail

Cylinder bodies are of damage resistant heavy wall construction with corrosion resistance. Piston rods are precision machined, hardened and chrome plated to provide maximum wear life. Heavy duty construction. Made of quality materials for long lasting reliable service. Many mounting styles and rod ends.

Features 

Material     : 
Piston: 45# steel
Tube: 20# steel
Piston rod: chrome plated 45# steel 
Cylinder cap: 20# steel
Cylinder base:   20# steel
Seal ring: famous Chinese brand or international brand

Double-acting hydraulic cylinder has a port at each end, supplied with hydraulic fluid for both the retraction and extension of the piston. A double-acting cylinder is used where an external force is not available to retract the piston or where high force is required in both directions of travel.

CNC machining technology,

Automated welding processes,

100% oil tested,

Automated painting,

 

Applications

      •Tractors

      •Subsoilers

      •Plant protection machine

      •Harvesters

      •Hay balers

CHINAMFG is specialized in producing and designing hydraulic  cylinders of all sizes and types .CHINAMFG Lan has been serving it’s customers for 15 years.  Rui Lan commit  to quality, quick response, professional design, on time delivery, and competitive prices.

Our experienced professional engineering staff can design hydraulic cylinders for any application with a focus on safety, reliability, and performance.  RL hydraulic cylinders perform critical functions in many industries, and our design team listens and learns all about each application, so that our hydraulic cylinders will function perfectly and reliably.

Double-acting hydraulic cylinder has a port at each end, supplied with hydraulic fluid for both the retraction and extension of the piston. A double-acting cylinder is used where an external force is not available to retract the piston or where high force is required in both directions of travel.

We can offer OEM service,please offer us below data:

a. Bore size:

b. Stroke length:

c. Rod Diameter:

d. Mounting Type:

e. Mounting length:

f. Paint color requirement.
Other cylinders

Product process

 

Quality Control

1.All specification is designed by professional engineers.

2.All material is processed by skilled workers and advanced CNC lathe.

3.All cylinders are 100% tested before package to ensure every cylinder is qualified for its purpose.

4.Package is air cushion film for each cylinder, and wooden case or steel pallet for all cylinders to ensure goods can arrive at customer safely.

5.One year warranty and long time track service is offered to solve any problems of after sale.

Packaging & Shipping 
1. Packing: Air cushion film+ Steel Pallet or Plywood Case or Carton

2. Shipping: By sea, By air, or By express.

Other Product photos

FAQ

 1. who are we?
We are based in ZheJiang , China, start from 2011,sell to South Asia(8.33%),Southern Europe(8.33%),Northern Europe(8.33%),Central America(8.33%),Western Europe(8.33%),Eastern Asia(8.33%),Mid East(8.33%),Africa(8.33%),Southeast Asia(8.33%),Eastern Europe(8.33%),South America(8.33%),North America(8.33%). There are total about 51-100 people in our office.

2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;

3.what can you buy from us?
Welding Mathinery attachment and equipment, Hydraulic cylinder, Railway Casting,Railway wagon,steel casting,iron casting,Precision Casting

4. why should you buy from us not from other suppliers?
professional weding machinery attachment and equipment supplier, hydraulic cylinders,casting parts, welding parts, forging parts

5. what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW;
Accepted Payment Currency:USD;
Accepted Payment Type: T/T;
Language Spoken:English,Chinese,Russian

 

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Certification: ISO9001
Pressure: Medium Pressure
Work Temperature: Normal Temperature
Acting Way: Double Acting
Working Method: Straight Trip
Adjusted Form: Regulated Type
Samples:
US$ 300/Piece
1 Piece(Min.Order)

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Customization:
Available

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telescopic cylinder

What safety considerations are important when using machinery with telescopic cylinders?

When using machinery with telescopic cylinders, several safety considerations should be taken into account. Here’s a detailed explanation:

Operator training and awareness:

Proper training and awareness are crucial for operators working with machinery equipped with telescopic cylinders. Operators should receive comprehensive training on the safe operation of the machinery, including the correct use of telescopic cylinders. They should be familiar with the controls, safety features, and best practices to ensure their own safety and the safety of others in the vicinity.

Regular inspection and maintenance:

Regular inspection and maintenance of telescopic cylinders are essential for ensuring safe operation. Cylinders should be inspected for signs of wear, damage, or leakage. Any issues should be addressed promptly to prevent potential failures or accidents. Lubrication, if required, should be performed according to the manufacturer’s recommendations.

Proper load capacity and stability:

It is important to ensure that the machinery and telescopic cylinders are used within their specified load capacity. Exceeding the load capacity can lead to instability, loss of control, or structural failure. Proper weight distribution and secure attachment of loads are also critical to maintaining stability during operation.

Safe work environment:

Creating a safe work environment is essential when using machinery with telescopic cylinders. This includes maintaining clear and unobstructed pathways for the machinery’s movement, removing potential hazards, and implementing appropriate safety measures such as barriers, signage, or warning systems to prevent unauthorized access or accidental contact with the machinery or its cylinders.

Emergency stop and shutdown procedures:

Emergency stop and shutdown procedures should be clearly communicated to operators. They should be trained on how to quickly and effectively stop the machinery’s operation in case of an emergency or when a safety hazard is detected. These procedures should be regularly reviewed and practiced to ensure a prompt response in critical situations.

Proper guarding and protection:

Telescopic cylinders should be adequately guarded to prevent accidental contact and potential injuries. Guarding may include physical barriers, shields, or sensors that detect the presence of personnel or objects in the cylinder’s path. Additionally, operators should wear appropriate personal protective equipment (PPE) as recommended for the specific task and working environment.

Compliance with regulations and standards:

It is important to ensure compliance with relevant regulations and safety standards when using machinery with telescopic cylinders. These regulations and standards may address aspects such as design, installation, operation, maintenance, and inspection of the machinery and its components. Adhering to these requirements helps mitigate risks and promotes a safe working environment.

Regular risk assessments:

Regular risk assessments should be conducted to identify and address potential hazards associated with the machinery and telescopic cylinders. This includes assessing risks related to operation, maintenance, equipment failure, environmental conditions, and human factors. Mitigation measures should be implemented based on the findings of the risk assessment.

Overall, safety considerations when using machinery with telescopic cylinders involve operator training, regular inspection and maintenance, load capacity and stability, safe work environment, emergency procedures, guarding and protection, compliance with regulations, and regular risk assessments. By addressing these considerations, the risks associated with operating machinery with telescopic cylinders can be minimized, promoting a safer working environment.

It’s important to consult the machinery manufacturer’s guidelines, safety manuals, and applicable regulations to ensure comprehensive understanding and implementation of safety practices.

telescopic cylinder

How do telescopic cylinders handle variations in cylinder size and capacity?

Telescopic cylinders are designed to handle variations in cylinder size and capacity effectively. Here’s a detailed explanation:

Modular design:

Telescopic cylinders feature a modular design that allows for flexibility in cylinder size and capacity. They consist of multiple stages or sections that retract inside one another, similar to a telescope. The number of stages can vary depending on the desired extended length and capacity of the cylinder. This modular design enables telescopic cylinders to be customized according to specific requirements.

Variable stroke length:

Telescopic cylinders offer the advantage of variable stroke length. The stroke length refers to the distance the cylinder can extend and retract. By adjusting the stroke length, the effective size and capacity of the telescopic cylinder can be modified. This flexibility allows for accommodating variations in the size and capacity requirements of different applications.

Increased capacity with additional stages:

Telescopic cylinders can handle variations in capacity by adding more stages to the cylinder. Each stage contributes to the overall capacity of the cylinder. By including additional stages, the cylinder’s capacity can be increased to handle higher loads or operate in more demanding conditions. This scalability makes telescopic cylinders suitable for a wide range of applications with varying capacity needs.

Proportional force distribution:

Telescopic cylinders distribute the applied force proportionally across the stages. As the cylinder extends, each stage contributes to supporting the load and transmitting the force. The force distribution ensures that the load is evenly distributed among the stages, allowing the cylinder to handle variations in capacity effectively.

Hydraulic control system:

Telescopic cylinders rely on a hydraulic control system for operation. The system allows for precise control over the extension and retraction of each stage. By adjusting the hydraulic pressure and flow, operators can regulate the movement and force exerted by the cylinder, ensuring optimal performance and capacity utilization.

Overall, telescopic cylinders handle variations in cylinder size and capacity through their modular design, variable stroke length, ability to add stages for increased capacity, proportional force distribution, and hydraulic control system. These features make telescopic cylinders adaptable to different applications and enable them to effectively handle varying size and capacity requirements.

It’s important to consult the equipment manufacturer’s documentation and guidelines for specific information on the size, capacity, and operational considerations of telescopic cylinders.

telescopic cylinder

How does a telescopic cylinder differ from standard hydraulic cylinders?

A telescopic cylinder differs from standard hydraulic cylinders in several ways. Here’s a detailed explanation:

A telescopic cylinder, also known as a multistage cylinder or a sleeve cylinder, is specifically designed to provide an extended stroke length while maintaining a compact retracted length. In contrast, a standard hydraulic cylinder typically consists of a single-stage rod and barrel design. Here are the key differences between a telescopic cylinder and a standard hydraulic cylinder:

  • Design and Structure: The most significant difference lies in the design and structure. A standard hydraulic cylinder has a single-stage design, meaning it consists of a single rod and barrel. On the other hand, a telescopic cylinder features multiple stages or sleeves nested inside one another. This nested structure allows for a longer stroke length while keeping the retracted length compact.
  • Stroke Length: The stroke length of a telescopic cylinder can be significantly longer compared to a standard hydraulic cylinder. The ability to extend in multiple stages allows for a greater overall stroke length, making telescopic cylinders suitable for applications that require extended reach or height adjustment.
  • Retracted Length: While a standard hydraulic cylinder has a fixed retracted length equal to its stroke length, a telescopic cylinder offers a compact retracted length. The nested design enables the stages to retract inside one another, reducing the overall length of the cylinder when not in use. This compact retracted length is advantageous in applications with space constraints.
  • Load Capacity: Telescopic cylinders are designed to handle substantial loads while maintaining stability. The nested structure provides increased load-bearing capacity compared to standard hydraulic cylinders. The stages distribute the load evenly, ensuring efficient load transfer throughout the extended stroke.
  • Complexity and Maintenance: Telescopic cylinders are generally more complex in design compared to standard hydraulic cylinders. They require precise alignment of the stages and may include additional components such as locking mechanisms or guiding systems. This complexity can affect maintenance requirements and may require specialized inspection and servicing procedures.
  • Application: Telescopic cylinders are commonly used in applications that require extended reach or height adjustment, such as cranes, dump trucks, aerial platforms, and material handling equipment. Standard hydraulic cylinders, on the other hand, are versatile and widely used in various applications, including industrial machinery, construction equipment, and agricultural machinery.

Despite these differences, both telescopic cylinders and standard hydraulic cylinders are essential components in hydraulic systems. They both rely on hydraulic fluid to generate force and provide linear motion. The selection of the cylinder type depends on the specific requirements of the application, including stroke length, retracted length, load capacity, and available space.

It’s important to consult the manufacturer’s guidelines and specifications to ensure the proper selection, installation, and maintenance of the hydraulic cylinder based on the specific application requirements.

China factory Qingdao CZPT OEM Ears Double Acting Telescopic Multistage Hydraulic Cylinder for Dump Truck   with high quality China factory Qingdao CZPT OEM Ears Double Acting Telescopic Multistage Hydraulic Cylinder for Dump Truck   with high quality
editor by Dream 2024-04-17

China Professional Extension Cylinder 7 Ton and 12 Ton 3 Stages Hydraulic Telescopic Cylinder for Canadian Tipping Trailer vacuum pump for ac

Product Description

 

Hydraulic cylinder for trailer

 

Application: Tipper trailer, dump truck etc. Load capacity: 3-20 tons Complete kit including 1 pc hydraulic cylinder, 1 set hydraulic power unit, 1 pc hose and connectors.

Product Description

 

Company Profile


JUNRUI specialize in the production and R&D of Dump Truck&Trailer Telescopic Hydraulic Cylinder, Dump Truck Hydraulic System,Agricultural Machinery Hydraulic Cylinder, Garbage Truck Hydraulic Cylinder, Tipping Platform Hydraulic Cylinder,
Snow Plow Hydraulic Cylinder and so on.

Over the years development,our products have been exported to  America, Australia, Russia, Canada, Mexico,Colombia,
Netherlands etc and have been widely praised by the customers from home and abroad.
We are committed to providing customers with high quality and reasonable price products.
All Junrui products are designed,engineered and manufactured by highly skilled and experienced engineers,
All the products do QC 3 times before delivery to make sure the quality.

We are committed to providing customers with high quality and reasonable price products. All Junrui products are designed,
engineered and manufactured by highly skilled and experienced engineers, All the products do QC 3 times before delivery to
make sure the quality. The company has imported CNC deep hole boring machines, CNC laser cutting machines, CNC machining
centers, CNC cleaning machines, automatic assembly lines for hydraulic cylinders, robot welding stations, automatic welding
machines and other precision processing equipment, over 200 sets. After years of development, JUNRUI Hydraulic has developed
into an enterprise with complete hardware facilities, sophisticated processing equipment, strong technical force, and good social
benefits. For the stable development of your main business, we look CHINAMFG to cooperating with you.

PRODUCTION PROCESS

Equipment

Packaging & Shipping

Certifications

Exhibition

Application

Q1: Are you a trading company or a manufacturer?
A: We have our own factory.
Q2: Are you able to make Non-standard or customized products? 
A: Yes, we can.
Q3: How long is your delivery time?
A: Normally, the delivery time is 7 days if we have stock, 15-30 working days if we don’t. but it also depends on the product
requirements and quantity.
Q4: Do you provide samples? are the samples free or not?
A: Yes, we can provide samples.
Q5: What are your payment terms?
A: 30% deposit T/T or Irrevocable L/C at sight, If you have any questions, please feel free to contact us.
Q6: What are your After-sales services?
A: Before shipment, Each individual product will be strictly inspected on our factory QC Process System. In addition, We have a
Customer Service team to respond to customers’ questions within 12 hours. Being helpful in solving customers’ problems is always
our goal. /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Certification: GS, CE, ISO9001
Pressure: Medium Pressure
Work Temperature: Normal Temperature
Acting Way: Single Acting
Working Method: Straight Trip
Adjusted Form: Regulated Type
Samples:
US$ 300/Piece
1 Piece(Min.Order)

|

Customization:
Available

|

telescopic cylinder

How do telescopic cylinders handle variations in environmental conditions?

Telescopic cylinders are designed to handle variations in environmental conditions effectively. Here’s a detailed explanation:

Durable construction:

Telescopic cylinders are constructed with durable materials such as steel or high-strength alloys, which provide resistance to environmental elements. These materials are chosen for their ability to withstand harsh conditions, including temperature extremes, moisture, and exposure to chemicals or corrosive substances.

Sealing mechanisms:

Telescopic cylinders incorporate sealing mechanisms to protect the internal components from contaminants and maintain proper operation in different environments. The seals prevent the entry of dust, dirt, water, and other particles that could potentially damage the cylinder’s internal components or affect its performance. Seals also help retain the hydraulic fluid, ensuring optimal lubrication and preventing leakage.

Corrosion resistance:

Telescopic cylinders are often coated with protective finishes or treatments to enhance their corrosion resistance. These coatings, such as paint, powder coating, or specialized coatings like chrome plating, create a barrier between the cylinder’s surface and the surrounding environment, reducing the risk of corrosion. Corrosion-resistant materials and treatments are particularly crucial in outdoor or marine applications where exposure to moisture, saltwater, or chemicals is common.

Temperature considerations:

Telescopic cylinders are designed to handle variations in temperature. The materials used in their construction are selected to withstand both low and high temperature ranges. Additionally, the hydraulic fluid used in the cylinders is chosen based on its ability to maintain consistent performance across different temperature conditions. In extreme temperature environments, additional insulation or heating elements may be incorporated to ensure proper fluid viscosity and prevent freezing or overheating.

Environmental sealing:

In certain applications where telescopic cylinders are exposed to extreme environmental conditions, additional sealing measures may be implemented. Environmental seals are designed to provide extra protection against water, dust, or other contaminants that are prevalent in specific environments. These seals are typically more robust and durable to maintain the integrity of the cylinder in challenging conditions.

Regular maintenance:

To ensure optimal performance and longevity, regular maintenance is essential for telescopic cylinders. This includes inspecting and cleaning the cylinders, checking and replacing worn seals, monitoring fluid levels and quality, and addressing any signs of damage or wear. Maintenance intervals may vary depending on the operating conditions and manufacturer recommendations.

Overall, telescopic cylinders are engineered to handle variations in environmental conditions by incorporating durable construction, sealing mechanisms, corrosion resistance, temperature considerations, environmental sealing, and regular maintenance. These features contribute to the reliability, longevity, and performance of telescopic cylinders in diverse industrial applications.

Consulting with manufacturers or industry experts can provide further guidance on selecting telescopic cylinders that are suitable for specific environmental conditions.

telescopic cylinder

How do telescopic cylinders contribute to precise reach and manipulation?

Telescopic cylinders play a crucial role in enabling precise reach and manipulation in various applications. Here’s a detailed explanation:

Extended reach:

Telescopic cylinders allow for extended reach in equipment such as cranes, excavators, booms, and material handling machinery. The nested design of telescopic cylinders, with multiple stages that retract inside one another, enables the equipment to achieve a longer reach when required. By extending the telescopic cylinder, operators can access objects or work areas that are located at a distance.

Precise positioning:

Telescopic cylinders provide precise positioning capabilities, allowing operators to manipulate objects with accuracy. The hydraulic control system regulates the extension and retraction of each stage of the cylinder, enabling smooth and controlled movement. This precise control is essential in applications that require accurate placement or manipulation of objects, such as in construction, manufacturing, or material handling.

Load handling:

Telescopic cylinders contribute to precise load handling by providing the necessary force and control. The cylinders are designed to handle heavy loads and can exert the required power to lift, lower, or manipulate objects with precision. The hydraulic control system allows operators to adjust the speed and movement of the telescopic cylinder, ensuring safe and controlled load handling.

Adaptability:

Telescopic cylinders offer adaptability in reaching and manipulating objects in various environments. Their nested design allows for compact retraction, making them suitable for applications with limited space. The ability to extend and retract the telescopic cylinder provides flexibility in adjusting the reach and adapting to different working conditions.

Support for attachments:

Telescopic cylinders often support attachments or tools that enhance reach and manipulation capabilities. For example, in excavators, telescopic cylinders are used to extend the boom or arm, while additional attachments such as buckets or grabs facilitate precise material handling or excavation tasks.

Overall, telescopic cylinders contribute to precise reach and manipulation by offering extended reach, precise positioning, load handling capabilities, adaptability, and support for attachments. Their hydraulic control system and nested design enable operators to achieve accurate and controlled movements, enhancing productivity and efficiency in various applications.

It’s important to consult the equipment manufacturer’s documentation and guidelines for specific information on the telescopic cylinder’s capabilities, operating parameters, and recommended maintenance practices to ensure optimal performance and safety.

telescopic cylinder

What is a telescopic cylinder and how does it work?

A telescopic cylinder is a type of hydraulic cylinder that consists of multiple nested stages or sections that can extend and retract, similar to a telescope. Here’s a detailed explanation:

A telescopic cylinder is primarily used when a long stroke length is required while maintaining a compact retracted length. It is commonly used in applications such as dump trucks, cranes, aerial platforms, and other equipment that require extended reach or height adjustment. Here’s how a telescopic cylinder works:

  • Structure: A telescopic cylinder consists of a series of cylindrical stages or sleeves that are progressively nested inside one another. These stages are typically made of high-strength steel or aluminum alloy. The number of stages can vary depending on the specific design and application.
  • Extension and Retraction: When the telescopic cylinder is in the retracted position, the stages are nested inside one another, with the smallest stage located at the base. To extend the cylinder, hydraulic fluid is supplied to the base of the cylinder, creating pressure that pushes the smallest stage outwards. As the smallest stage extends, it exposes the next larger stage, which is then pushed out by the hydraulic pressure. This process continues until all the stages have extended, resulting in a longer overall stroke length.
  • Locking Mechanism: Telescopic cylinders often incorporate a locking mechanism to secure the extended stages in position. This mechanism ensures stability and prevents unintentional retraction of the cylinder under load. The locking mechanism can be mechanical, hydraulic, or a combination of both, depending on the design and application requirements.
  • Retraction: To retract the telescopic cylinder, hydraulic fluid is supplied to the opposite side of the cylinder, typically to the largest stage. The hydraulic pressure acts on the largest stage, retracting it first. As each stage retracts, it nests inside the next smaller stage until the cylinder is fully retracted to its original compact length.
  • Control and Stability: The extension and retraction of a telescopic cylinder are controlled by a hydraulic system. By regulating the flow and pressure of the hydraulic fluid, operators can precisely control the extension and retraction speed of the cylinder. The nested design of the stages provides stability and load-bearing capacity, allowing the telescopic cylinder to handle substantial loads.

The use of telescopic cylinders offers several benefits:

  • Extended Stroke Length: Telescopic cylinders provide a significantly longer stroke length compared to traditional single-stage cylinders, enabling extended reach or height adjustment without increasing the overall size of the cylinder.
  • Compact Design: The nested structure of telescopic cylinders allows for a compact retracted length, making them suitable for applications with space constraints.
  • Versatility: Telescopic cylinders can be customized to meet specific stroke length requirements. The number of stages can be adjusted, and the cylinders can be designed for different load capacities and working conditions.
  • Efficient Operation: The controlled extension and retraction of telescopic cylinders enable precise load handling and positioning, improving operational efficiency.

Overall, a telescopic cylinder is a hydraulic cylinder with nested stages that can extend and retract, providing an extended stroke length while maintaining a compact retracted length. Its structure and operation make it ideal for applications requiring long reach or height adjustment.

It’s important to follow the manufacturer’s guidelines and specifications for the telescopic cylinder, including proper maintenance and inspection, to ensure its safe and reliable operation.

China Professional Extension Cylinder 7 Ton and 12 Ton 3 Stages Hydraulic Telescopic Cylinder for Canadian Tipping Trailer   vacuum pump for ac	China Professional Extension Cylinder 7 Ton and 12 Ton 3 Stages Hydraulic Telescopic Cylinder for Canadian Tipping Trailer   vacuum pump for ac
editor by CX 2024-04-17

China Hot selling CZPT Type Tube Dimension Telescopic Cylinders CZPT CZPT Series Power Outer Sales Rod Piston Dump Truck Hydraulic Cylinder a/c vacuum pump

Product Description

Dump Truck Trailer Single Acting Telescopic Good Quality Hydraulic Cylinder

Product Description

THE NORTH AMERICAN TYPE FRONT-END TELESCOPIC CYLINDERS

Thin-wall cylinders

1.The North American advanced processing technology is adopted to ensure the stable performance.

2.High quality alloy seamless steel pipe are adopted to keep big lifting capacity and light weight;

3.The application of imperial size makes it easy to replace the seals and other accessories;

4.Superior chrome-plating technology improves the corrosion resistance and hardness of cylinders;

5.The world famous brands of seals such as HALLITE, CHINAMFG and NOK ensure the sealing performance;

Front end telescopic cylinder scope

Bore size

90mm-220mm 

Stage

2-6 stages

Stroke

Maximum 12000mm(450″)

Working pressure

Maximum 210bar(3000PSI)

Mounting style

CC, DC, DB

Painting

Follow customers’ requirement 

Materials and technology

Barrel/Tube

1. Material: SAE1571(20#) , SAE1045(45#) ,16Mn(Q345B),27SiMn,etc.

2. Technology: cold drawn ,hot rolled,forged

3. Surface Roughness: R0.16-0.32μm

4. Choose by different working condition and requirements.

Piston rod

1. Material: SAE1045(45#),35CrMo,42CrMo4,etc.
2. Technology: Quenched and tempered

3. Surface treatment: chrome plated, nickel-chromium plated, nitriding, nitrocarburizing

Seal kits

1. Hallite, NOK, Parker, Hercules,Trelleborg,China made,ZheJiang made

2. Choose by different working condition and requirements.

 

Company Profile


JUNRUI specialize in the production and R&D of Dump Truck&Trailer Telescopic Hydraulic Cylinder, Dump Truck Hydraulic System,Agricultural Machinery Hydraulic Cylinder, Garbage Truck Hydraulic Cylinder, Tipping Platform Hydraulic Cylinder,
Snow Plow Hydraulic Cylinder and so on.

Over the years development,our products have been exported to  America, Australia, Russia, Canada, Mexico,Colombia,
Netherlands etc and have been widely praised by the customers from home and abroad.
We are committed to providing customers with high quality and reasonable price products.
All Junrui products are designed,engineered and manufactured by highly skilled and experienced engineers,
All the products do QC 3 times before delivery to make sure the quality.

We are committed to providing customers with high quality and reasonable price products. All Junrui products are designed,
engineered and manufactured by highly skilled and experienced engineers, All the products do QC 3 times before delivery to
make sure the quality. The company has imported CNC deep hole boring machines, CNC laser cutting machines, CNC machining
centers, CNC cleaning machines, automatic assembly lines for hydraulic cylinders, robot welding stations, automatic welding
machines and other precision processing equipment, over 200 sets. After years of development, JUNRUI Hydraulic has developed
into an enterprise with complete hardware facilities, sophisticated processing equipment, strong technical force, and good social
benefits. For the stable development of your main business, we look CHINAMFG to cooperating with you.

PRODUCTION PROCESS

Equipment

Packaging & Shipping

Certifications

Exhibition

Application

 

Q1: Are you a trading company or a manufacturer?
A: We have our own factory.
Q2: Are you able to make Non-standard or customized products? 
A: Yes, we can.
Q3: How long is your delivery time?
A: Normally, the delivery time is 7 days if we have stock, 15-30 working days if we don’t. but it also depends on the product
requirements and quantity.
Q4: Do you provide samples? are the samples free or not?
A: Yes, we can provide samples.
Q5: What are your payment terms?
A: 30% deposit T/T or Irrevocable L/C at sight, If you have any questions, please feel free to contact us.
Q6: What are your After-sales services?
A: Before shipment, Each individual product will be strictly inspected on our factory QC Process System. In addition, We have a
Customer Service team to respond to customers’ questions within 12 hours. Being helpful in solving customers’ problems is always
our goal. /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Certification: GS, CE, ISO9001
Pressure: Medium Pressure
Work Temperature: Normal Temperature
Acting Way: Single Acting
Working Method: Straight Trip
Adjusted Form: Regulated Type
Samples:
US$ 500/Piece
1 Piece(Min.Order)

|

Customization:
Available

|

telescopic cylinder

Can telescopic cylinders be used in construction equipment like cranes?

Yes, telescopic cylinders are commonly used in construction equipment, including cranes. Here’s a detailed explanation:

Role in crane operation:

Telescopic cylinders play a critical role in the operation of cranes by enabling the extension and retraction of crane booms or arms. The telescopic cylinder is typically located at the base of the boom and is responsible for extending or retracting the boom sections, allowing the crane to reach different heights and distances.

Extension and retraction mechanism:

The telescopic cylinder in a crane consists of multiple stages or sleeves that retract inside one another. This nested design allows for compact storage when the boom is retracted, minimizing the overall length of the crane. When the cylinder extends, the stages slide out, increasing the length of the boom and providing the necessary reach. The synchronized extension and retraction of the stages are facilitated by the hydraulic control system.

Hydraulic control system:

The hydraulic control system in cranes is responsible for the precise and controlled extension and retraction of telescopic cylinders. It regulates the flow of hydraulic fluid to each stage of the cylinder, ensuring synchronized movement. By adjusting the flow rate, the operator can control the speed of extension and retraction, allowing for smooth and controlled operation of the crane.

Load handling capabilities:

Telescopic cylinders in cranes are designed to handle significant loads. They provide the necessary lifting force to support heavy loads at various boom lengths. The cylinder’s bore size, rod diameter, and overall construction are engineered to withstand the forces exerted during lifting and to deliver the required lifting capacities.

Variety of crane types:

Telescopic cylinders are utilized in various types of cranes, including mobile cranes, truck-mounted cranes, and crawler cranes. These cranes are widely used in construction sites, infrastructure projects, and other lifting and material handling applications. The versatility of telescopic cylinders allows them to be integrated into different crane designs and configurations.

Advantages of telescopic cylinders in cranes:

Telescopic cylinders offer several advantages in crane applications. These include:

  • Compactness: Telescopic cylinders enable the boom to be retracted to a compact size, making it easier to transport and maneuver the crane in confined spaces.
  • Reach and height capabilities: The telescopic design allows the crane to achieve extended reach and height, enabling it to access elevated work areas or reach over obstacles.
  • Efficiency: The controlled extension and retraction of telescopic cylinders contribute to efficient operation, allowing the crane to adjust its boom length quickly and precisely.
  • Stability: Telescopic cylinders provide stability to the crane by supporting the boom and load, ensuring safe lifting and lowering of heavy objects.

Overall, telescopic cylinders are integral components of construction equipment like cranes. They enable the extension and retraction of crane booms, contribute to efficient and controlled operation, and enhance the lifting capabilities of cranes in various construction and material handling tasks.

It’s important to consult the crane manufacturer’s documentation and guidelines for specific information on the telescopic cylinder’s capabilities, maintenance requirements, and safety considerations.

telescopic cylinder

How do telescopic cylinders handle variations in hydraulic pressure and flow rate?

Telescopic cylinders are designed to handle variations in hydraulic pressure and flow rate effectively. Here’s a detailed explanation:

Hydraulic pressure control:

Telescopic cylinders are equipped with hydraulic systems that allow for precise control of hydraulic pressure. The hydraulic pressure is regulated by a pump that supplies pressurized hydraulic fluid to the cylinder. The pressure can be adjusted according to the specific requirements of the application.

Pressure relief valves:

To handle variations in hydraulic pressure, telescopic cylinders often incorporate pressure relief valves. These valves are designed to limit the maximum pressure within the cylinder to prevent damage or failure. When the pressure exceeds the set limit, the relief valve opens, allowing excess fluid to bypass and relieve the pressure. This ensures the safety and integrity of the telescopic cylinder and the hydraulic system.

Flow control:

Telescopic cylinders also handle variations in flow rate through the hydraulic control system. The flow rate of hydraulic fluid into and out of the cylinder determines the speed of extension and retraction. Flow control valves, such as flow restrictors or flow control valves, are commonly employed to regulate the flow rate.

Flow restrictors:

Flow restrictors are used to limit the flow rate of hydraulic fluid entering or leaving the telescopic cylinder. By restricting the flow, the speed of extension or retraction can be controlled. This allows for precise and gradual movement, preventing abrupt or uncontrolled motion.

Flow control valves:

Flow control valves are designed to provide adjustable flow rates by regulating the opening or closing of hydraulic passages. These valves allow operators to control the speed of extension and retraction of the telescopic cylinder. By adjusting the flow control valves, variations in flow rate can be accommodated to suit specific operational requirements.

Sequencing valves:

In some applications, telescopic cylinders may require a specific sequence of extension and retraction. Sequencing valves are used to control the order in which different stages of the telescopic cylinder extend or retract. These valves ensure proper synchronization of the cylinder stages and prevent uneven or unbalanced movement.

Overall, telescopic cylinders employ various hydraulic components and control mechanisms to handle variations in hydraulic pressure and flow rate. Pressure relief valves protect against excessive pressure, flow restrictors and flow control valves regulate the flow rate, and sequencing valves ensure proper sequencing of cylinder stages. These features allow telescopic cylinders to operate safely, precisely, and efficiently under different hydraulic conditions.

It’s important to consult the manufacturer’s documentation and guidelines for specific information on the hydraulic system and control mechanisms of telescopic cylinders, as well as recommended maintenance and safety practices.

telescopic cylinder

Can you explain the purpose and role of telescopic cylinders in machinery?

Telescopic cylinders play a crucial role in various machinery and equipment applications. Here’s a detailed explanation:

Purpose of telescopic cylinders:

Telescopic cylinders are primarily used when an extended stroke length is required while maintaining a compact retracted length. They enable machinery and equipment to achieve extended reach, height adjustment, or lifting capabilities without increasing the overall size or footprint of the cylinder. The purpose of telescopic cylinders is to provide efficient and reliable linear motion in applications that demand long stroke lengths.

Role of telescopic cylinders in machinery:

  • Material Handling: Telescopic cylinders are extensively used in material handling machinery, such as cranes, forklifts, and loaders. They enable the extension and retraction of booms, arms, or lifting mechanisms, allowing operators to reach higher or farther to handle and transport materials with ease.
  • Dump Trucks and Trailers: Telescopic cylinders are commonly employed in dump trucks and trailers for the tilting and unloading of cargo or bulk materials. The extendable stroke of the cylinder raises the bed or container to dump the contents, enabling efficient unloading and reducing manual labor.
  • Aerial Platforms: Telescopic cylinders are essential components in aerial work platforms, such as cherry pickers or scissor lifts. They facilitate the vertical movement and height adjustment of the platform, allowing operators to access elevated work areas safely.
  • Construction Equipment: Telescopic cylinders are used in various construction equipment, including excavators, backhoes, and telescopic handlers. They provide the necessary extension and retraction for the boom, arm, or bucket, enabling digging, lifting, and reaching capabilities in construction and earthmoving applications.
  • Mobile Equipment: Telescopic cylinders are utilized in mobile equipment, such as telescopic cranes and mobile cranes. They enable the extension and retraction of the boom sections, allowing for increased reach and lifting capacities in lifting and construction operations.
  • Specialized Machinery: Telescopic cylinders find application in specialized machinery, such as fire truck aerial ladders, telescopic masts, or telescopic booms in industrial and military equipment. They provide the required extension and retraction for specific tasks, such as firefighting, surveillance, or equipment deployment.

The role of telescopic cylinders in machinery is to provide precise and controlled linear motion, enabling the equipment to perform specific tasks with extended reach, height adjustment, or lifting capabilities. They contribute to the efficiency, versatility, and productivity of machinery in various industries.

It’s important to ensure proper selection, installation, and maintenance of telescopic cylinders based on the specific machinery requirements and manufacturer’s guidelines to ensure safe and reliable operation.

China Hot selling CZPT Type Tube Dimension Telescopic Cylinders CZPT CZPT Series Power Outer Sales Rod Piston Dump Truck Hydraulic Cylinder   a/c vacuum pump		China Hot selling CZPT Type Tube Dimension Telescopic Cylinders CZPT CZPT Series Power Outer Sales Rod Piston Dump Truck Hydraulic Cylinder   a/c vacuum pump
editor by CX 2024-04-17

China Professional Double Acting Hydraulic Jack Cylinder for Sanitation Garbage Truck vacuum pump booster

Product Description

Double Acting hydraulic jack Cylinder For Sanitation Garbage Truck

Application

Engineering machinery, mine, shipping, metallurgy, water conservancy, offshore, agriculture, etc.

Stroke

20mm to 16000mm

Bore

40mm to 1500mm

Shaft

12mm to 1000mm

Work pressure

16Mpa to 70Mpa (2250 CHINAMFG – 10150 PSI)

Seal

Parker, Merkel, NOK, Hallite,etc.

Paint

Red, Grey, Yellow, Black, etc.

Material

St52, CK45, 4140, Duplex2205, Stainless Steel 304/316, etc.

Certificate

ABS, Lloyds, SGS, etc.

Package

Bubble-wrap packing, then in wooden case.

color

choose the color according to customer requirement

model

Double Acting or Single Acting

Cylinder body material

ST52, CK45, 4140, Duplex 2205, Stainless Steel 304/316, etc.

Structure

Piston Type, Plunger Type, Telescopic Type

JUNRUI provides the best quality and services, all products can be customized according to the customer’s individual requirements. We have paid much attention to the details, for instance, the seals we adopting is of stable and reliable performance which suit for various working conditions. Moreover, we are striving to advance our technologies so as to provide products with better appearance and stronger mechanical strength.

Product Description

Our Advantages

•  High Qualities: Cylinder body and piston are made from CHINAMFG chrome steel and heat-treated.

•  Great Durability: Hard-chromium plated piston with replaceable, heat treated saddle.

•  Stronger Mechanical Strength: Stop ring can bear full capacity (pressure) and is fitted with dirt wiper.

•  Corrosion Resistant: Perfectly passed the neutral salt spray test (NSS) Grade 9/96 hours.

•  Long Life Span: JUNRUI cylinders have passed over 200,000 cycles cylinder life test.

•  Cleanliness: Through fine cleaning, surface detection, ultrasonic cleaning and dust-free transfer during the process, and laboratory test and real-time cleanliness detection after assembly, JUNRUI cylinders have reached Grade 8 of NAS1638.

•  Strict Quality control: PPM lower than 5000

Considerate Services

•  Sample Service: Samples will be provided according to customer’s instruction.

•  Customized Services: A variety of cylinders can be customized according to customer demand.

• Warranty Service: In case of quality problems under 1 year warranty period, free replacement will be made for customer.
 

Company Profile

JUNRUI specialize in the production and R&D of Dump Truck&Trailer Telescopic Hydraulic Cylinder,
Dump Truck Hydraulic System,Agricultural Machinery Hydraulic Cylinder, Garbage Truck Hydraulic Cylinder,
Tipping Platform Hydraulic Cylinder,Snow Plow Hydraulic Cylinder and so on.

-hydraulic cylinder double acting Certification ISO9001 TS16949, etc;
-Double acting telescopic hydraulic cylinder Export to North America, South America, Australia, South Korea, Southeast Asia, South Africa, Europe, Middle East, etc;
-ODM&OEM double acting telescopic hydraulic cylinder according to client’s requirements;
-Professional manufacturer& supplier of double acting hydraulic cylinder over 30 years;
-The Hydraulic telescopic Cylinders can be used for Dump Truck, Tipper Truck, Trailer, Agricultural Machinery, Garbage Truck,Landing Platform etc; We can produce the follow brand hydraulic cylinder. HYVA, BINOTTO, EDBRO, PENTA, MAILHOT, CUSTOM HOIST, MUNCIE, METARIS, HYDRAULEX GLOBAL, HYCO, PARKER, COMMERCIAL HYDRAULICS, MEILLER. WTJX, XT, JX, HCIC, ZX, SZ, SJ.

Equipment

We are committed to providing customers with high quality and reasonable price products. All Junrui products are designed,engineered and manufactured by highly skilled and experienced engineers, All the products do QC 3 times before delivery to make sure the quality. The company has imported CNC deep hole boring machines, CNC laser cutting machines, CNC machining centers, CNC cleaning machines, automatic assembly lines for hydraulic cylinders, robot welding stations, automatic welding machines and other precision processing equipment, over 200 sets.

After years of development, JUNRUI Hydraulic has developed into an enterprise with complete hardware facilities, sophisticated processing equipment, strong technical force, and good social benefits. For the stable development of your main business, we look CHINAMFG to cooperating with you.

Application

QUALITY GUARANTEE

HIGH QUALITITY GUARANTEE-double acting hydraulic cylinder
-7*24 service.
-Competitive price.
-Professional technical team.
-Perfect after-sales service system.
-ODM&OEM according to customer needs.
-Strong production capacity to ensure fast delivery.
-Guarantee Quality. Every process must be inspected, all products need be tested before leaving the factory.

<Hydraulic Cylinder Trial Operation Test
<Hydraulic Cylinder double acion Leak Test

<Hydraulic Cylinder double acting Buffer Test

<Hydraulic Telescopic Cylinder Reliability Test

<Double acting telescopic Hydraulic Cylinder Full Stroke Test

<Hydraulic Telescopic Cylinder double acting Pressure Tight Test

<Hydraulic Telescopic Cylinder double action Load Efficiency Test
<Double acting telescopic cylinder Start-up Pressure Test
<Double acting hydraulic cylinder Testing the Effect of Limit

SALES AND SERVICE

PRODUCTS SERIES

FAQ

Q. Are you manufacturer or trade company ?
A: We are manufacturer.
Q: Can I have a sample order?
A: Yes, we welcome sample order to test and check quality. Mixed samples are acceptable.
Q. What is the lead time?
A: Sample: 5-7 working days normally. Mass production time : 30 working days
Q. Do you have any MOQ limit?
A: We don’t have MOQ, but if quantity large, prices will be lower.
Q. What’s your payment term?
A: Usually we accept T/T, we also accept L/C, Paypal and Western Union, credit card or via ALIBABA.
Q. Do you offer guarantee for the products?
A: Yes, we offer one-year guarantee for the goods.
Q. Why do we choose your company?
A: Our company is a professional hydraulic cylinder manufacturer for over 20 years. We always insist quality first, and we have advantage in
quality control and price. /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Certification: CE, ISO9001
Pressure: Medium Pressure
Work Temperature: Normal Temperature
Acting Way: Double Acting
Working Method: Straight Trip
Adjusted Form: Regulated Type
Samples:
US$ 400/Piece
1 Piece(Min.Order)

|

Customization:
Available

|

hydraulic cylinder

How do hydraulic cylinders handle the challenges of precise positioning and control?

Hydraulic cylinders are designed to handle the challenges of precise positioning and control with a combination of engineering principles and advanced control systems. These challenges often arise in applications where accurate and controlled movements are required, such as in industrial automation, construction, and material handling. Here’s a detailed explanation of how hydraulic cylinders overcome these challenges:

1. Fluid Power Control:

– Hydraulic cylinders utilize fluid power control to achieve precise positioning and control. The hydraulic system consists of a hydraulic pump, control valves, and hydraulic fluid. By regulating the flow of hydraulic fluid into and out of the cylinder, operators can control the speed, direction, and force exerted by the cylinder. The fluid power control allows for smooth and accurate movements, enabling precise positioning of the hydraulic cylinder and the attached load.

2. Control Valves:

– Control valves play a crucial role in handling the challenges of precise positioning and control. These valves are responsible for directing the flow of hydraulic fluid within the system. They can be manually operated or electronically controlled. Control valves allow operators to adjust the flow rate of the hydraulic fluid, controlling the speed of the cylinder’s movement. By modulating the flow, operators can achieve fine control over the positioning of the hydraulic cylinder, enabling precise and accurate movements.

3. Proportional Control:

– Hydraulic cylinders can be equipped with proportional control systems, which offer enhanced precision in positioning and control. Proportional control systems utilize electronic feedback and control algorithms to precisely regulate the flow and pressure of the hydraulic fluid. These systems provide accurate and proportional control over the movement of the hydraulic cylinder, allowing for precise positioning at various points along its stroke length. Proportional control enhances the cylinder’s ability to handle complex tasks that require precise movements and control.

4. Position Feedback Sensors:

– To achieve precise positioning, hydraulic cylinders often incorporate position feedback sensors. These sensors provide real-time information about the position of the cylinder’s piston rod. Common types of position feedback sensors include potentiometers, linear variable differential transformers (LVDTs), and magnetostrictive sensors. By continuously monitoring the position, the feedback sensors enable closed-loop control, allowing for accurate positioning and control of the hydraulic cylinder. The feedback information is used to adjust the flow of hydraulic fluid to achieve the desired position accurately.

5. Servo Control Systems:

– Advanced hydraulic systems employ servo control systems to handle the challenges of precise positioning and control. Servo control systems combine electronic control, position feedback sensors, and proportional control valves to achieve high levels of accuracy and responsiveness. The servo control system continuously compares the desired position with the actual position of the hydraulic cylinder and adjusts the flow of hydraulic fluid to minimize any positional error. This closed-loop control mechanism enables the hydraulic cylinder to maintain precise positioning and control, even under varying loads or external disturbances.

6. Integrated Automation:

– Hydraulic cylinders can be integrated into automated systems to achieve precise positioning and control. In such setups, the hydraulic cylinders are controlled by programmable logic controllers (PLCs) or other automation controllers. These controllers receive input signals from various sensors and use pre-programmed logic to command the hydraulic cylinder’s movements. The integration of hydraulic cylinders into automated systems allows for precise and repeatable positioning and control, enabling complex sequences of movements to be executed with high accuracy.

7. Advanced Control Algorithms:

– Advancements in control algorithms have also contributed to the precise positioning and control of hydraulic cylinders. These algorithms, such as PID (Proportional-Integral-Derivative) control, adaptive control, and model-based control, enable sophisticated control strategies to be implemented. These algorithms consider factors such as load variations, system dynamics, and environmental conditions to optimize the control of hydraulic cylinders. By employing advanced control algorithms, hydraulic cylinders can compensate for disturbances and achieve precise positioning and control over a wide range of operating conditions.

In summary, hydraulic cylinders overcome the challenges of precise positioning and control through the use of fluid power control, control valves, proportional control, position feedback sensors, servo control systems, integrated automation, and advanced control algorithms. By combining these elements, hydraulic cylinders can achieve accurate and controlled movements, enabling precise positioning and control in various applications. These capabilities are essential for industries that require high precision and repeatability in their operations, such as industrial automation, robotics, and material handling.

hydraulic cylinder

Handling the Challenges of Minimizing Fluid Leaks and Contamination in Hydraulic Cylinders

Hydraulic cylinders face challenges when it comes to minimizing fluid leaks and contamination, as these issues can impact the performance, reliability, and lifespan of the system. However, there are several measures and design considerations that help address these challenges effectively. Let’s explore how hydraulic cylinders handle the challenges of minimizing fluid leaks and contamination:

  1. Sealing Systems: Hydraulic cylinders employ advanced sealing systems to prevent fluid leaks. These systems typically include various types of seals, such as piston seals, rod seals, and wiper seals. The seals are designed to create a tight and reliable barrier between the moving components of the cylinder and the external environment, minimizing the risk of fluid leakage.
  2. Seal Material Selection: The choice of seal materials is crucial in minimizing fluid leaks and contamination. Hydraulic cylinder manufacturers carefully select seal materials that are compatible with the hydraulic fluid used and resistant to wear, abrasion, and chemical degradation. This ensures the longevity and effectiveness of the seals, reducing the likelihood of leaks or premature seal failure.
  3. Proper Installation and Maintenance: Ensuring proper installation and regular maintenance of hydraulic cylinders is essential for minimizing fluid leaks and contamination. During installation, attention should be given to proper alignment, torqueing of bolts, and adherence to recommended procedures. Regular maintenance includes inspecting seals, replacing worn-out components, and addressing any signs of leakage promptly. Proper maintenance practices help identify and rectify issues before they escalate and cause significant problems.
  4. Contamination Control: Hydraulic cylinders incorporate measures to control contamination and maintain fluid cleanliness. This includes the use of filtration systems, such as in-line filters, to remove particles and contaminants from the hydraulic fluid. Additionally, hydraulic reservoirs often have breathers and desiccant filters to prevent moisture and airborne contaminants from entering the system. By controlling contamination, hydraulic cylinders minimize the risk of damage to internal components and maintain optimal system performance.
  5. Environmental Protection: Hydraulic cylinders may be equipped with protective features to safeguard against external contaminants. For example, bellows or protective boots can be installed to shield the rod and seals from debris, dirt, or moisture present in the operating environment. These protective measures help extend the life of the seals and enhance the overall reliability of the hydraulic cylinder.

In summary, hydraulic cylinders employ sealing systems, appropriate seal materials, proper installation and maintenance practices, contamination control measures, and environmental protection features to handle the challenges of minimizing fluid leaks and contamination. By implementing these measures, manufacturers can ensure reliable and long-lasting hydraulic cylinder performance, minimize the risk of fluid leakage, and maintain the cleanliness of the hydraulic system.

hydraulic cylinder

What benefits do hydraulic cylinders offer for tasks requiring heavy lifting or movement?

Hydraulic cylinders offer numerous benefits for tasks that involve heavy lifting or movement. Their unique design and characteristics make them well-suited for applications that require substantial force, precise control, and reliable operation. Here are the detailed benefits that hydraulic cylinders provide for such tasks:

1. High Force Generation:

– Hydraulic cylinders are capable of generating significant amounts of force. By utilizing hydraulic pressure, which can be easily amplified, hydraulic cylinders can exert substantial force to lift and move heavy loads. The force output of a hydraulic cylinder is directly proportional to the hydraulic pressure and the surface area of the piston. This high force capability makes hydraulic cylinders ideal for tasks that involve heavy lifting, pushing, or pulling.

2. Precise Control:

– Hydraulic cylinders offer precise control over the force and motion they generate. By regulating the flow of hydraulic fluid into the cylinder, the speed, direction, and position of the cylinder’s movement can be accurately controlled. This level of control is crucial for tasks that require precise positioning, delicate movements, or synchronization of multiple cylinders. It enables operators to perform operations with accuracy and minimize the risk of damage or accidents.

3. Safety:

– Hydraulic cylinders are designed with safety features to ensure the protection of both personnel and equipment. They incorporate overload protection mechanisms, such as relief valves, that prevent excessive force or pressure from damaging the system. Additionally, hydraulic cylinders allow for controlled and gradual movements, reducing the risk of sudden and uncontrolled motions that could pose safety hazards during heavy lifting or movement tasks.

4. Versatility and Adaptability:

– Hydraulic cylinders are versatile components that can be adapted to meet specific requirements. They can be customized based on factors such as force capacity, stroke length, speed, and mounting options, allowing them to be integrated into various types of machinery. This versatility makes hydraulic cylinders suitable for a wide range of applications, including construction, material handling, mining, agriculture, and more.

5. Smooth and Controlled Operation:

– Hydraulic cylinders provide smooth and controlled operation, ensuring efficient and reliable performance during heavy lifting or movement tasks. The hydraulic fluid acts as a cushioning medium, which helps dampen shocks and vibrations, resulting in smoother and quieter operation. This controlled operation also reduces the risk of damage to the load being lifted or the surrounding equipment.

6. Compact Design:

– Hydraulic cylinders offer a high power-to-size ratio, allowing for compact machinery design. Their relatively small size, compared to the forces they can generate, makes them suitable for applications where space is limited or weight restrictions apply. This compact design enables the integration of hydraulic cylinders into different types of equipment without compromising performance or efficiency.

7. Durability and Reliability:

– Hydraulic cylinders are built to withstand rigorous operating conditions and provide long-term reliability. They are constructed with robust materials, precise machining, and effective sealing systems to ensure durability and prevent fluid leakage. Hydraulic cylinders can withstand high pressures, heavy loads, and continuous use, making them suitable for demanding tasks involving heavy lifting or movement.

8. Energy Efficiency:

– Hydraulic cylinders contribute to energy efficiency in tasks requiring heavy lifting or movement. Hydraulic systems allow for the transfer of power over long distances without significant power losses. Additionally, hydraulic cylinders can incorporate energy-saving features such as load-sensing technology and regenerative circuits, which reduce energy consumption by optimizing the use of hydraulic fluid.

In summary, hydraulic cylinders offer several benefits for tasks that involve heavy lifting or movement. They provide high force generation, precise control, safety features, versatility, smooth operation, compact design, durability, and energy efficiency. These advantages make hydraulic cylinders indispensable components in various industries where heavy loads need to be lifted, pushed, or moved with accuracy and reliability.

China Professional Double Acting Hydraulic Jack Cylinder for Sanitation Garbage Truck   vacuum pump booster	China Professional Double Acting Hydraulic Jack Cylinder for Sanitation Garbage Truck   vacuum pump booster
editor by CX 2024-04-16

China wholesaler Top Grade Hydraulic Telescopic Cylinder with 27 Simn Steel Used for Dump Truck vacuum pump distributors

Product Description

Product description:
Junfu is famous brand in front-end cylinders, offering an extensive catalogue from 5 to 100 tons with bespoke solutions. Designed for rear-end tippers and tippers trailers, CHINAMFG brand front-end telescopic cylinders are known for their durability, reliability in all conditions and value for money. We believe in delivering a solution that can rapidly and successfully meet your requirements in demanding industries such as transportation, construction and mining. With high payload and longer service intervals for increased operating time, CHINAMFG brand front-end cylinders are also environmentally friendly solutions with lower oil & fuel consumption.

FC telescopic front-end cylinders are primarily designed for straight headboard dump trucks with a capacity range of over 100 tons tipping weight. Our trunnion type FC cylinder is lightweight, strong, maintenance free and offers the most added stability to the tipper. The CHINAMFG brand FC tipping cylinders have earned reputation for their reliability and value for money over many years.

Designed for Dump Truck applications, FC series cylinder with 3-7 stages is capable of lifting more weight which in return allows trucks to be equipped with smaller cylinders reducing space and saving weight. This CHINAMFG series cylinder is mostly used in combination with a Straight Headboard Type and Trunnion Type Body Connection.

Workshop with advanced equipment:

Exhibition:

Certificates: ISO9001, IATF 16949:2016, CE,etc.

FAQ:
Q1: How about your cylinders compared with HYVA cylinder ?
      Our cylinders can replace HYVA cylinder well, with same technical details and mounting sizes

Q2: What’s your cylinder’s advantages ?
      The cylinders are manufactured by advanced equipments and made under strictly quality control processing.
      The steel is quenched and tempered 27SiMn steel and all raw materials are good quality from world famous companies.
      Competitive price!

Q3: When your company be established ?
      Our company be established in 2002, professional manufacturer of hydraulic cylinders more than 20 years.
      We had passed IATF 16949:2016 Quality control system, ISO9001, CE,etc.

Q4: How about the delivery time ?
       7-15 days approximately.

Q5: How about the cylinder’s quality gurantee ?
      One year.

  /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Certification: CE, ISO9001, IATF 16949:2016, SGS
Pressure: High Pressure
Work Temperature: Normal Temperature
Acting Way: Single Acting
Working Method: Straight Trip
Adjusted Form: Switching Type
Customization:
Available

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telescopic cylinder

How do telescopic cylinders handle variations in environmental conditions?

Telescopic cylinders are designed to handle variations in environmental conditions effectively. Here’s a detailed explanation:

Durable construction:

Telescopic cylinders are constructed with durable materials such as steel or high-strength alloys, which provide resistance to environmental elements. These materials are chosen for their ability to withstand harsh conditions, including temperature extremes, moisture, and exposure to chemicals or corrosive substances.

Sealing mechanisms:

Telescopic cylinders incorporate sealing mechanisms to protect the internal components from contaminants and maintain proper operation in different environments. The seals prevent the entry of dust, dirt, water, and other particles that could potentially damage the cylinder’s internal components or affect its performance. Seals also help retain the hydraulic fluid, ensuring optimal lubrication and preventing leakage.

Corrosion resistance:

Telescopic cylinders are often coated with protective finishes or treatments to enhance their corrosion resistance. These coatings, such as paint, powder coating, or specialized coatings like chrome plating, create a barrier between the cylinder’s surface and the surrounding environment, reducing the risk of corrosion. Corrosion-resistant materials and treatments are particularly crucial in outdoor or marine applications where exposure to moisture, saltwater, or chemicals is common.

Temperature considerations:

Telescopic cylinders are designed to handle variations in temperature. The materials used in their construction are selected to withstand both low and high temperature ranges. Additionally, the hydraulic fluid used in the cylinders is chosen based on its ability to maintain consistent performance across different temperature conditions. In extreme temperature environments, additional insulation or heating elements may be incorporated to ensure proper fluid viscosity and prevent freezing or overheating.

Environmental sealing:

In certain applications where telescopic cylinders are exposed to extreme environmental conditions, additional sealing measures may be implemented. Environmental seals are designed to provide extra protection against water, dust, or other contaminants that are prevalent in specific environments. These seals are typically more robust and durable to maintain the integrity of the cylinder in challenging conditions.

Regular maintenance:

To ensure optimal performance and longevity, regular maintenance is essential for telescopic cylinders. This includes inspecting and cleaning the cylinders, checking and replacing worn seals, monitoring fluid levels and quality, and addressing any signs of damage or wear. Maintenance intervals may vary depending on the operating conditions and manufacturer recommendations.

Overall, telescopic cylinders are engineered to handle variations in environmental conditions by incorporating durable construction, sealing mechanisms, corrosion resistance, temperature considerations, environmental sealing, and regular maintenance. These features contribute to the reliability, longevity, and performance of telescopic cylinders in diverse industrial applications.

Consulting with manufacturers or industry experts can provide further guidance on selecting telescopic cylinders that are suitable for specific environmental conditions.

telescopic cylinder

Can telescopic cylinders be used in forestry equipment for tree handling?

Yes, telescopic cylinders are commonly used in forestry equipment for tree handling tasks. Here’s a detailed explanation:

Tree felling and extraction:

Telescopic cylinders play a vital role in tree felling and extraction operations. They are utilized in equipment such as feller bunchers, harvesters, and forwarders. Telescopic cylinders provide the necessary force to cut down trees and extract them from the forest. The cylinders are used in combination with cutting heads, grapples, or clamps to grip, hold, and manipulate trees during the felling and extraction processes.

Boom and arm extension:

In forestry equipment, telescopic cylinders are employed to extend the booms and arms of machinery. This extension capability allows operators to reach trees located at various distances and heights, facilitating efficient tree handling. Telescopic cylinders enable the equipment to adapt to different tree sizes and positions, enhancing productivity and reducing manual labor.

Precise control:

Telescopic cylinders provide precise control over tree handling movements. The hydraulic control system allows operators to extend and retract the cylinders with accuracy, enabling controlled positioning of trees during felling, extraction, or stacking. This precise control is crucial for ensuring operator safety, preventing damage to the equipment or surrounding environment, and optimizing operational efficiency.

Load handling and stacking:

Telescopic cylinders support load handling and stacking operations in forestry equipment. They provide the necessary lifting force to handle tree logs and facilitate stacking for transportation or processing. The cylinders work in conjunction with grapples, forks, or other attachments to securely grip and manipulate tree logs during loading, unloading, or stacking activities.

Stability and balance:

Telescopic cylinders contribute to the stability and balance of forestry equipment during tree handling tasks. The controlled extension and retraction of the cylinders help maintain the proper weight distribution and prevent tipping or imbalance when handling heavy tree logs. This ensures the safety of operators and equipment in challenging forestry environments.

Advantages of telescopic cylinders in forestry equipment:

Telescopic cylinders offer several advantages in tree handling applications:

  • Enhanced reach: Telescopic cylinders enable extended reach, allowing operators to access trees at various distances and heights.
  • Precise control: The hydraulic control system provides precise control over tree handling movements, ensuring accurate positioning and manipulation.
  • Efficient load handling: Telescopic cylinders provide the necessary force for lifting, holding, and stacking tree logs, improving efficiency in forestry operations.
  • Adaptability: The extension capability of telescopic cylinders allows for adaptation to different tree sizes and positions, enhancing versatility in tree handling tasks.
  • Stability and safety: Telescopic cylinders contribute to equipment stability and operator safety by maintaining proper weight distribution during tree handling activities.

Overall, telescopic cylinders are widely used in forestry equipment for tree handling tasks, offering extended reach, precise control, efficient load handling, adaptability, and stability. They enhance the productivity, safety, and efficiency of forestry operations.

It’s important to consult the equipment manufacturer’s documentation and guidelines for specific information on the integration, operation, and maintenance of telescopic cylinders in forestry equipment.

telescopic cylinder

Can you explain the purpose and role of telescopic cylinders in machinery?

Telescopic cylinders play a crucial role in various machinery and equipment applications. Here’s a detailed explanation:

Purpose of telescopic cylinders:

Telescopic cylinders are primarily used when an extended stroke length is required while maintaining a compact retracted length. They enable machinery and equipment to achieve extended reach, height adjustment, or lifting capabilities without increasing the overall size or footprint of the cylinder. The purpose of telescopic cylinders is to provide efficient and reliable linear motion in applications that demand long stroke lengths.

Role of telescopic cylinders in machinery:

  • Material Handling: Telescopic cylinders are extensively used in material handling machinery, such as cranes, forklifts, and loaders. They enable the extension and retraction of booms, arms, or lifting mechanisms, allowing operators to reach higher or farther to handle and transport materials with ease.
  • Dump Trucks and Trailers: Telescopic cylinders are commonly employed in dump trucks and trailers for the tilting and unloading of cargo or bulk materials. The extendable stroke of the cylinder raises the bed or container to dump the contents, enabling efficient unloading and reducing manual labor.
  • Aerial Platforms: Telescopic cylinders are essential components in aerial work platforms, such as cherry pickers or scissor lifts. They facilitate the vertical movement and height adjustment of the platform, allowing operators to access elevated work areas safely.
  • Construction Equipment: Telescopic cylinders are used in various construction equipment, including excavators, backhoes, and telescopic handlers. They provide the necessary extension and retraction for the boom, arm, or bucket, enabling digging, lifting, and reaching capabilities in construction and earthmoving applications.
  • Mobile Equipment: Telescopic cylinders are utilized in mobile equipment, such as telescopic cranes and mobile cranes. They enable the extension and retraction of the boom sections, allowing for increased reach and lifting capacities in lifting and construction operations.
  • Specialized Machinery: Telescopic cylinders find application in specialized machinery, such as fire truck aerial ladders, telescopic masts, or telescopic booms in industrial and military equipment. They provide the required extension and retraction for specific tasks, such as firefighting, surveillance, or equipment deployment.

The role of telescopic cylinders in machinery is to provide precise and controlled linear motion, enabling the equipment to perform specific tasks with extended reach, height adjustment, or lifting capabilities. They contribute to the efficiency, versatility, and productivity of machinery in various industries.

It’s important to ensure proper selection, installation, and maintenance of telescopic cylinders based on the specific machinery requirements and manufacturer’s guidelines to ensure safe and reliable operation.

China wholesaler Top Grade Hydraulic Telescopic Cylinder with 27 Simn Steel Used for Dump Truck   vacuum pump distributorsChina wholesaler Top Grade Hydraulic Telescopic Cylinder with 27 Simn Steel Used for Dump Truck   vacuum pump distributors
editor by CX 2024-04-16

China wholesaler Qingdao CZPT Provide Under Body Telescopic Multistage Hydraulic Cylinder for Tipper Trailer with Best Sales

Product Description

Product Photos

Product Detail

Cylinder bodies are of damage resistant heavy wall construction with corrosion resistance. Piston rods are precision machined, hardened and chrome plated to provide maximum wear life. Heavy duty construction. Made of quality materials for long lasting reliable service. Many mounting styles and rod ends.

Features 

Material     : 
Piston: 45# steel
Tube: 20# steel
Piston rod: chrome plated 45# steel 
Cylinder cap: 20# steel
Cylinder base:   20# steel
Seal ring: famous Chinese brand or international brand

Double-acting hydraulic cylinder has a port at each end, supplied with hydraulic fluid for both the retraction and extension of the piston. A double-acting cylinder is used where an external force is not available to retract the piston or where high force is required in both directions of travel.

CNC machining technology,

Automated welding processes,

100% oil tested,

Automated painting,

 

Applications

      •Tractors

      •Subsoilers

      •Plant protection machine

      •Harvesters

      •Hay balers

CHINAMFG is specialized in producing and designing hydraulic  cylinders of all sizes and types .CHINAMFG Lan has been serving it’s customers for 15 years.  Rui Lan commit  to quality, quick response, professional design, on time delivery, and competitive prices.

Our experienced professional engineering staff can design hydraulic cylinders for any application with a focus on safety, reliability, and performance.  RL hydraulic cylinders perform critical functions in many industries, and our design team listens and learns all about each application, so that our hydraulic cylinders will function perfectly and reliably.

Double-acting hydraulic cylinder has a port at each end, supplied with hydraulic fluid for both the retraction and extension of the piston. A double-acting cylinder is used where an external force is not available to retract the piston or where high force is required in both directions of travel.

We can offer OEM service,please offer us below data:

a. Bore size:

b. Stroke length:

c. Rod Diameter:

d. Mounting Type:

e. Mounting length:

f. Paint color requirement.
Other cylinders

Product process

 

Quality Control

1.All specification is designed by professional engineers.

2.All material is processed by skilled workers and advanced CNC lathe.

3.All cylinders are 100% tested before package to ensure every cylinder is qualified for its purpose.

4.Package is air cushion film for each cylinder, and wooden case or steel pallet for all cylinders to ensure goods can arrive at customer safely.

5.One year warranty and long time track service is offered to solve any problems of after sale.

Packaging & Shipping 
1. Packing: Air cushion film+ Steel Pallet or Plywood Case or Carton

2. Shipping: By sea, By air, or By express.

Other Product photos

FAQ

 1. who are we?
We are based in ZheJiang , China, start from 2011,sell to South Asia(8.33%),Southern Europe(8.33%),Northern Europe(8.33%),Central America(8.33%),Western Europe(8.33%),Eastern Asia(8.33%),Mid East(8.33%),Africa(8.33%),Southeast Asia(8.33%),Eastern Europe(8.33%),South America(8.33%),North America(8.33%). There are total about 51-100 people in our office.

2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;

3.what can you buy from us?
Welding Mathinery attachment and equipment, Hydraulic cylinder, Railway Casting,Railway wagon,steel casting,iron casting,Precision Casting

4. why should you buy from us not from other suppliers?
professional weding machinery attachment and equipment supplier, hydraulic cylinders,casting parts, welding parts, forging parts

5. what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW;
Accepted Payment Currency:USD;
Accepted Payment Type: T/T;
Language Spoken:English,Chinese,Russian

 

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Certification: ISO9001
Pressure: Medium Pressure
Work Temperature: Normal Temperature
Acting Way: Double Acting
Working Method: Straight Trip
Adjusted Form: Regulated Type
Samples:
US$ 300/Piece
1 Piece(Min.Order)

|

Customization:
Available

|

telescopic cylinder

Can telescopic cylinders be used in both mobile and stationary machinery?

Yes, telescopic cylinders can be used in both mobile and stationary machinery. Here’s a detailed explanation:

Versatility:

Telescopic cylinders are highly versatile and can be integrated into a wide range of machinery, regardless of whether it is mobile or stationary. The modular design and customizable features of telescopic cylinders make them adaptable to various applications and industries.

Mobile machinery:

In mobile machinery, such as construction equipment, agricultural machinery, material handling vehicles, and truck-mounted cranes, telescopic cylinders play a crucial role. They are commonly used for tasks such as lifting and lowering loads, extending and retracting booms or arms, tilting or dumping containers, and providing stability and support. The compactness of telescopic cylinders is particularly advantageous in mobile machinery, where space constraints are common.

Stationary machinery:

Telescopic cylinders are also well-suited for stationary machinery, including industrial equipment, manufacturing machinery, hydraulic presses, and material processing systems. In these applications, telescopic cylinders are used for tasks such as lifting heavy objects, adjusting heights or positions, applying pressure or force, and controlling movements. The extended reach and high force output of telescopic cylinders make them suitable for stationary machinery that requires precise and controlled motion.

Common applications:

Telescopic cylinders can be found in a variety of common applications across both mobile and stationary machinery. Some examples include:

  • Crane trucks: Telescopic cylinders enable the extension and retraction of crane booms, allowing for lifting and positioning of heavy loads at various heights and distances.
  • Front-end loaders: Telescopic cylinders support the lifting and tilting of buckets or forks, facilitating material handling and loading operations.
  • Dump trucks: Telescopic cylinders enable the tilting of dump truck beds, allowing for controlled unloading of materials.
  • Scissor lifts: Telescopic cylinders provide vertical lifting and lowering capabilities, allowing for elevated work platforms and access to higher areas.
  • Hydraulic presses: Telescopic cylinders apply force to compress or shape materials in manufacturing processes.

These examples illustrate the versatility and applicability of telescopic cylinders in both mobile and stationary machinery.

It’s important to consider the specific requirements of each machinery application and consult with manufacturers or industry experts to ensure the selection and integration of telescopic cylinders that meet the operational needs and safety standards.

telescopic cylinder

How do telescopic cylinders contribute to stable and safe equipment operation?

Telescopic cylinders play a significant role in ensuring stable and safe equipment operation. Here’s a detailed explanation:

Load distribution:

Telescopic cylinders assist in distributing the load evenly across the equipment. As the cylinders extend or retract, they provide support and help maintain the balance of the load. This load distribution is crucial for preventing equipment instability, reducing the risk of tipping or tilting, and ensuring safe operation.

Weight management:

Telescopic cylinders aid in managing the weight distribution of equipment during various operations. By extending or retracting the cylinders selectively, operators can control the positioning and center of gravity of the load. This helps mitigate the risk of equipment imbalance, enhances stability, and promotes safe equipment operation.

Controlled movements:

Telescopic cylinders enable controlled and precise movements of equipment components. The hydraulic control system regulates the extension and retraction of the cylinders, allowing operators to adjust the speed, force, and position of the movement. This precise control minimizes sudden or jerky motions, reduces the likelihood of equipment instability, and enhances overall safety during operation.

Shock absorption:

Telescopic cylinders provide a level of shock absorption during equipment operation. The design of the cylinders, along with the hydraulic system, helps absorb and dampen sudden shocks or impacts that may occur during material handling or terrain traversal. This shock absorption capability reduces stress on the equipment, minimizes the risk of component failure or damage, and contributes to safe and smooth operation.

Operator safety:

Telescopic cylinders contribute to operator safety by providing stability and control. The stable operation of equipment facilitated by the cylinders reduces the risk of accidents or operator injury caused by equipment instability, tipping, or excessive vibrations. Additionally, the precise control over equipment movements enhances operator confidence and minimizes the likelihood of human error during operation.

Monitoring and feedback:

Telescopic cylinders can be integrated with monitoring systems that provide real-time feedback on cylinder performance, load distribution, and equipment stability. This information allows operators to make informed decisions, take corrective actions if necessary, and ensure ongoing safe operation.

Overall, telescopic cylinders contribute to stable and safe equipment operation through load distribution, weight management, controlled movements, shock absorption, operator safety, and monitoring capabilities. Their role in maintaining equipment stability and providing precise control enhances operational safety and reduces the risk of accidents or equipment failure.

It’s important to consult the equipment manufacturer’s documentation and guidelines for specific information on the integration, operation, and maintenance of telescopic cylinders to ensure safe equipment usage.

telescopic cylinder

How does a telescopic cylinder handle variations in extension and retraction?

A telescopic cylinder is designed to handle variations in extension and retraction through its inherent structure and hydraulic system. Here’s a detailed explanation:

Handling variations in extension:

When extending a telescopic cylinder, each stage or sleeve extends successively, one inside the other, to achieve the desired stroke length. This nested structure allows for incremental extension, providing flexibility in adapting to different extension requirements. The hydraulic system supplies pressurized fluid to each stage’s piston, generating the necessary force for extension. The internal flow paths in the cylinder ensure synchronized movement of the stages, allowing for controlled and precise extension.

Handling variations in retraction:

During retraction, the telescopic cylinder stages retract in the reverse order of extension. The hydraulic system controls the flow of fluid to each stage, allowing for controlled retraction. The nested structure of the cylinder ensures that each stage retracts smoothly inside the preceding stage. The hydraulic pressure and flow are regulated to prevent rapid or uncontrolled retraction, ensuring safe and stable operation.

Compensating for variations:

Telescopic cylinders are designed to compensate for variations in extension and retraction through their hydraulic control systems. The hydraulic system can be adjusted to vary the flow rate, pressure, or force applied to each stage, allowing for fine-tuning and accommodating different extension and retraction requirements. Additionally, the locking mechanisms incorporated in telescopic cylinders help maintain the extended position securely, compensating for external forces or variations in loads.

Overall, the nested structure, hydraulic system, and locking mechanisms of telescopic cylinders provide the necessary flexibility and control to handle variations in extension and retraction. This enables the cylinders to adapt to different operating conditions, loads, and stroke length requirements in various applications.

It’s important to follow the manufacturer’s guidelines and recommendations for proper operation, maintenance, and adjustment of telescopic cylinders to ensure their reliable and safe performance.

China wholesaler Qingdao CZPT Provide Under Body Telescopic Multistage Hydraulic Cylinder for Tipper Trailer   with Best Sales China wholesaler Qingdao CZPT Provide Under Body Telescopic Multistage Hydraulic Cylinder for Tipper Trailer   with Best Sales
editor by CX 2024-04-16

China Standard Fee Telescopic Hydraulic Cylinder Used for Lifting Dump Trucks vacuum pump adapter

Product Description

 

Product Description

telescopic hydraulic cylinder 5 stage long stroke hydraulic cylinder

Thin-wall cylinders

1.The North American advanced processing technology is adopted to ensure the stable performance.

2.High quality alloy seamless steel pipe are adopted to keep big lifting capacity and light weight;

3.The application of imperial size makes it easy to replace the seals and other accessories;

4.Superior chrome-plating technology improves the corrosion resistance and hardness of cylinders;

5.The world famous brands of seals such as HALLITE, CHINAMFG and NOK ensure the sealing performance;

Front end telescopic cylinder scope

Bore size

90mm-220mm 

Stage

2-6 stages

Stroke

Maximum 12000mm(450″)

Working pressure

Maximum 210bar(3000PSI)

Mounting style

CC, DC, DB

Painting

Follow customers’ requirement 

Materials and technology

Barrel/Tube

1. Material: SAE1571(20#) , SAE1045(45#) ,16Mn(Q345B),27SiMn,etc.

2. Technology: cold drawn ,hot rolled,forged

3. Surface Roughness: R0.16-0.32μm

4. Choose by different working condition and requirements.

Piston rod

1. Material: SAE1045(45#),35CrMo,42CrMo4,etc.
2. Technology: Quenched and tempered

3. Surface treatment: chrome plated, nickel-chromium plated, nitriding, nitrocarburizing

Seal kits

1. Hallite, NOK, Parker, Hercules,Trelleborg,China made,ZheJiang made

2. Choose by different working condition and requirements.

 

Company Profile


JUNRUI specialize in the production and R&D of Dump Truck&Trailer Telescopic Hydraulic Cylinder, Dump Truck Hydraulic System,Agricultural Machinery Hydraulic Cylinder, Garbage Truck Hydraulic Cylinder, Tipping Platform Hydraulic Cylinder,
Snow Plow Hydraulic Cylinder and so on.

Over the years development,our products have been exported to  America, Australia, Russia, Canada, Mexico,Colombia,
Netherlands etc and have been widely praised by the customers from home and abroad.
We are committed to providing customers with high quality and reasonable price products.
All Junrui products are designed,engineered and manufactured by highly skilled and experienced engineers,
All the products do QC 3 times before delivery to make sure the quality.

We are committed to providing customers with high quality and reasonable price products. All Junrui products are designed,
engineered and manufactured by highly skilled and experienced engineers, All the products do QC 3 times before delivery to
make sure the quality. The company has imported CNC deep hole boring machines, CNC laser cutting machines, CNC machining
centers, CNC cleaning machines, automatic assembly lines for hydraulic cylinders, robot welding stations, automatic welding
machines and other precision processing equipment, over 200 sets. After years of development, JUNRUI Hydraulic has developed
into an enterprise with complete hardware facilities, sophisticated processing equipment, strong technical force, and good social
benefits. For the stable development of your main business, we look CHINAMFG to cooperating with you.

PRODUCTION PROCESS

Equipment

Packaging & Shipping

Certifications

Exhibition

Application

 

Q1: Are you a trading company or a manufacturer?
A: We have our own factory.
Q2: Are you able to make Non-standard or customized products? 
A: Yes, we can.
Q3: How long is your delivery time?
A: Normally, the delivery time is 7 days if we have stock, 15-30 working days if we don’t. but it also depends on the product
requirements and quantity.
Q4: Do you provide samples? are the samples free or not?
A: Yes, we can provide samples.
Q5: What are your payment terms?
A: 30% deposit T/T or Irrevocable L/C at sight, If you have any questions, please feel free to contact us.
Q6: What are your After-sales services?
A: Before shipment, Each individual product will be strictly inspected on our factory QC Process System. In addition, We have a
Customer Service team to respond to customers’ questions within 12 hours. Being helpful in solving customers’ problems is always
our goal. /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Certification: GS, CE, ISO9001
Pressure: Medium Pressure
Work Temperature: Normal Temperature
Acting Way: Single Acting
Working Method: Straight Trip
Adjusted Form: Regulated Type
Samples:
US$ 500/Piece
1 Piece(Min.Order)

|

Customization:
Available

|

telescopic cylinder

Can telescopic cylinders be used in construction equipment like cranes?

Yes, telescopic cylinders are commonly used in construction equipment, including cranes. Here’s a detailed explanation:

Role in crane operation:

Telescopic cylinders play a critical role in the operation of cranes by enabling the extension and retraction of crane booms or arms. The telescopic cylinder is typically located at the base of the boom and is responsible for extending or retracting the boom sections, allowing the crane to reach different heights and distances.

Extension and retraction mechanism:

The telescopic cylinder in a crane consists of multiple stages or sleeves that retract inside one another. This nested design allows for compact storage when the boom is retracted, minimizing the overall length of the crane. When the cylinder extends, the stages slide out, increasing the length of the boom and providing the necessary reach. The synchronized extension and retraction of the stages are facilitated by the hydraulic control system.

Hydraulic control system:

The hydraulic control system in cranes is responsible for the precise and controlled extension and retraction of telescopic cylinders. It regulates the flow of hydraulic fluid to each stage of the cylinder, ensuring synchronized movement. By adjusting the flow rate, the operator can control the speed of extension and retraction, allowing for smooth and controlled operation of the crane.

Load handling capabilities:

Telescopic cylinders in cranes are designed to handle significant loads. They provide the necessary lifting force to support heavy loads at various boom lengths. The cylinder’s bore size, rod diameter, and overall construction are engineered to withstand the forces exerted during lifting and to deliver the required lifting capacities.

Variety of crane types:

Telescopic cylinders are utilized in various types of cranes, including mobile cranes, truck-mounted cranes, and crawler cranes. These cranes are widely used in construction sites, infrastructure projects, and other lifting and material handling applications. The versatility of telescopic cylinders allows them to be integrated into different crane designs and configurations.

Advantages of telescopic cylinders in cranes:

Telescopic cylinders offer several advantages in crane applications. These include:

  • Compactness: Telescopic cylinders enable the boom to be retracted to a compact size, making it easier to transport and maneuver the crane in confined spaces.
  • Reach and height capabilities: The telescopic design allows the crane to achieve extended reach and height, enabling it to access elevated work areas or reach over obstacles.
  • Efficiency: The controlled extension and retraction of telescopic cylinders contribute to efficient operation, allowing the crane to adjust its boom length quickly and precisely.
  • Stability: Telescopic cylinders provide stability to the crane by supporting the boom and load, ensuring safe lifting and lowering of heavy objects.

Overall, telescopic cylinders are integral components of construction equipment like cranes. They enable the extension and retraction of crane booms, contribute to efficient and controlled operation, and enhance the lifting capabilities of cranes in various construction and material handling tasks.

It’s important to consult the crane manufacturer’s documentation and guidelines for specific information on the telescopic cylinder’s capabilities, maintenance requirements, and safety considerations.

telescopic cylinder

Can telescopic cylinders be used in forestry equipment for tree handling?

Yes, telescopic cylinders are commonly used in forestry equipment for tree handling tasks. Here’s a detailed explanation:

Tree felling and extraction:

Telescopic cylinders play a vital role in tree felling and extraction operations. They are utilized in equipment such as feller bunchers, harvesters, and forwarders. Telescopic cylinders provide the necessary force to cut down trees and extract them from the forest. The cylinders are used in combination with cutting heads, grapples, or clamps to grip, hold, and manipulate trees during the felling and extraction processes.

Boom and arm extension:

In forestry equipment, telescopic cylinders are employed to extend the booms and arms of machinery. This extension capability allows operators to reach trees located at various distances and heights, facilitating efficient tree handling. Telescopic cylinders enable the equipment to adapt to different tree sizes and positions, enhancing productivity and reducing manual labor.

Precise control:

Telescopic cylinders provide precise control over tree handling movements. The hydraulic control system allows operators to extend and retract the cylinders with accuracy, enabling controlled positioning of trees during felling, extraction, or stacking. This precise control is crucial for ensuring operator safety, preventing damage to the equipment or surrounding environment, and optimizing operational efficiency.

Load handling and stacking:

Telescopic cylinders support load handling and stacking operations in forestry equipment. They provide the necessary lifting force to handle tree logs and facilitate stacking for transportation or processing. The cylinders work in conjunction with grapples, forks, or other attachments to securely grip and manipulate tree logs during loading, unloading, or stacking activities.

Stability and balance:

Telescopic cylinders contribute to the stability and balance of forestry equipment during tree handling tasks. The controlled extension and retraction of the cylinders help maintain the proper weight distribution and prevent tipping or imbalance when handling heavy tree logs. This ensures the safety of operators and equipment in challenging forestry environments.

Advantages of telescopic cylinders in forestry equipment:

Telescopic cylinders offer several advantages in tree handling applications:

  • Enhanced reach: Telescopic cylinders enable extended reach, allowing operators to access trees at various distances and heights.
  • Precise control: The hydraulic control system provides precise control over tree handling movements, ensuring accurate positioning and manipulation.
  • Efficient load handling: Telescopic cylinders provide the necessary force for lifting, holding, and stacking tree logs, improving efficiency in forestry operations.
  • Adaptability: The extension capability of telescopic cylinders allows for adaptation to different tree sizes and positions, enhancing versatility in tree handling tasks.
  • Stability and safety: Telescopic cylinders contribute to equipment stability and operator safety by maintaining proper weight distribution during tree handling activities.

Overall, telescopic cylinders are widely used in forestry equipment for tree handling tasks, offering extended reach, precise control, efficient load handling, adaptability, and stability. They enhance the productivity, safety, and efficiency of forestry operations.

It’s important to consult the equipment manufacturer’s documentation and guidelines for specific information on the integration, operation, and maintenance of telescopic cylinders in forestry equipment.

telescopic cylinder

How does a telescopic cylinder handle variations in extension and retraction?

A telescopic cylinder is designed to handle variations in extension and retraction through its inherent structure and hydraulic system. Here’s a detailed explanation:

Handling variations in extension:

When extending a telescopic cylinder, each stage or sleeve extends successively, one inside the other, to achieve the desired stroke length. This nested structure allows for incremental extension, providing flexibility in adapting to different extension requirements. The hydraulic system supplies pressurized fluid to each stage’s piston, generating the necessary force for extension. The internal flow paths in the cylinder ensure synchronized movement of the stages, allowing for controlled and precise extension.

Handling variations in retraction:

During retraction, the telescopic cylinder stages retract in the reverse order of extension. The hydraulic system controls the flow of fluid to each stage, allowing for controlled retraction. The nested structure of the cylinder ensures that each stage retracts smoothly inside the preceding stage. The hydraulic pressure and flow are regulated to prevent rapid or uncontrolled retraction, ensuring safe and stable operation.

Compensating for variations:

Telescopic cylinders are designed to compensate for variations in extension and retraction through their hydraulic control systems. The hydraulic system can be adjusted to vary the flow rate, pressure, or force applied to each stage, allowing for fine-tuning and accommodating different extension and retraction requirements. Additionally, the locking mechanisms incorporated in telescopic cylinders help maintain the extended position securely, compensating for external forces or variations in loads.

Overall, the nested structure, hydraulic system, and locking mechanisms of telescopic cylinders provide the necessary flexibility and control to handle variations in extension and retraction. This enables the cylinders to adapt to different operating conditions, loads, and stroke length requirements in various applications.

It’s important to follow the manufacturer’s guidelines and recommendations for proper operation, maintenance, and adjustment of telescopic cylinders to ensure their reliable and safe performance.

China Standard Fee Telescopic Hydraulic Cylinder Used for Lifting Dump Trucks   vacuum pump adapter	China Standard Fee Telescopic Hydraulic Cylinder Used for Lifting Dump Trucks   vacuum pump adapter
editor by CX 2024-04-16

China best Multistage Hydraulic Telescopic Cylinder for Dump Truck Spare Parts Made in China with Great quality

Product Description

Multistage Hydraulic Telescopic Cylinder for Dump Truck Spare Parts Made in China

Product Specifications:

Item Specifications
Function Lifting/lowering the truck body for cargo dumping
Bore diameter 120mm-480mm,customizable
Bod diameter 90mm-390mm,customizable
Stroke 3000mm-12000mm,customizable
Stage 2-6stages,customizable
Surface treatment of piston rod HaHard Chrome Plating,Electroplated Milky White Chromium+Hard Chromium,Nickel Plating+Hard Chromium Plating,High-Velocity Oxygen-Fuel CrC NiC,Ceramic Coating,Nitriding,Laser Cladding
Work Pressure Maximum 38MPa,customizable
Material High tensile cold drawn tube, precision honed for extended seal life
Mounting Earring,Flange,Clevis.Foot,Trunnion,customizable
Seal Type Parker,NOK, Hallite or as customer’s requirement
Warrenty 18 months
MOQ 1 pcs
Production Time Based on order quantity.normally 30-40 days.
Certification ISO9001,CE, SGS
Packaging metal case,plywood case,carton or as requirement 
Service OEM & ODM
Price Advantage Competitive factory price with guaranteed quality
Business Type Manufacturer 

Product Display:

Mounting Method:

Appliactions:Mining Machinery,Mining Dump Truck

Other Related Products

 

Our Factory:


Quality Assurance:

  Inspection Type  Inspection Standard
Raw Material Inspection Before storage, QC takes the measurement of the raw materials.
Process Material Inspection During the production, QCs conduct a random inspection.
Before the hydraulic cylinder parts transferred to the next process, QCs takes inspection.
Final Function Testing All the hydraulic cylinders take hydraulic function test

Inspection of Mechanical Properties of Raw Materials
 

 


Process Inspection


Final Testing


Packing & Delivery:

About US:

Our Certificate

Our Main Customers

ZheJiang Tianjian Hydraulic Technology Co.,Ltd is specializing in the production of various types of hydraulic cylinders as well as cylinder barrel, piston cylinder and other cylinder accessories.

As a highly specialized manufacturer of hydraulic cylinders, tianjian provides design optimization solutions and reliable products to many customers at home and abroad. No matter in construction machinery, railway bridge machinery, port ship machinery, metallurgy and mining machinery, oil and light industry machinery, special vehicles and other industries, tianjian can provide various standard and non-standard hydraulic cylinder design optimization schemes and products according to users’ requirements, and provide integrated services for perfection and quality.

If possible, when contact with us, please apply information as below 

Bore

Rod

Stroke

Work Pressure

Mounting

Work environment

 

 

 

 

 

 

Or you can offer us your sketch diagram or photos so that we could understand you exactly meaning, help us avoid mistakes.

And if you have samples, we can manufacture according to your samples after sending to us.

Welcome to our factory if you have any time.

Your satisfaction is our biggest motivation.

Now, you can contact with us for any question or inquiry.

FAQ:

1, What does your company do?
A: we are a supplier of high quality hydraulic products including Hydraulic Cylinder, Hydraulic Motor, Hydraulic Power Pack, Hydraulic station and other Hydraulic components.
 
2, Are you a manufacture or a trading company?
A: We are a  manufacturer.
 
3, What certificate do you have?
A: All our factories are ISO certificated. And our main suppliers of materials and parts are with CE, RoHS, CSA and UL certificates.
 
4, How long is your delivery time?
A: The delivery time depends on different products and quantity. The cylinder usually need about 45-60 days and the Motor need about 30-50 days.
 
5, Can you make parts as customer’s requirement or drawing?
A: Yes, we can OEM for you as your drawings. Our engineer also can give you professional support for technical suggestions.
 
6, What kind of payment terms do you accept?
A: We prefer T/T through bank. 30% when order is confirmed and 70% before shipment. L/C is also acceptable for amount over 20,000USD.
 
7, What is your warranty policy?
A: All our products are warranted for 1 full year from date of delivery against defects in materials and workmanship. This warranty does not cover parts that are worn out through the course of normal operation or are damaged through negligence. We serious remind that unclean hydraulic oil will definitely cause damage to your Hydraulic components. And this damage is not included in the warranty range. So we strongly suggest you to use new clean oil or make sure the system oil are clean when using our parts

  /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Certification: GS, RoHS, CE, ISO9001
Pressure: High Pressure
Work Temperature: High Temperature
Acting Way: Double Acting
Working Method: Straight Trip
Adjusted Form: Regulated Type
Samples:
US$ 600/Set
1 Set(Min.Order)

|

Customization:
Available

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telescopic cylinder

Can telescopic cylinders be used in construction equipment like cranes?

Yes, telescopic cylinders are commonly used in construction equipment, including cranes. Here’s a detailed explanation:

Role in crane operation:

Telescopic cylinders play a critical role in the operation of cranes by enabling the extension and retraction of crane booms or arms. The telescopic cylinder is typically located at the base of the boom and is responsible for extending or retracting the boom sections, allowing the crane to reach different heights and distances.

Extension and retraction mechanism:

The telescopic cylinder in a crane consists of multiple stages or sleeves that retract inside one another. This nested design allows for compact storage when the boom is retracted, minimizing the overall length of the crane. When the cylinder extends, the stages slide out, increasing the length of the boom and providing the necessary reach. The synchronized extension and retraction of the stages are facilitated by the hydraulic control system.

Hydraulic control system:

The hydraulic control system in cranes is responsible for the precise and controlled extension and retraction of telescopic cylinders. It regulates the flow of hydraulic fluid to each stage of the cylinder, ensuring synchronized movement. By adjusting the flow rate, the operator can control the speed of extension and retraction, allowing for smooth and controlled operation of the crane.

Load handling capabilities:

Telescopic cylinders in cranes are designed to handle significant loads. They provide the necessary lifting force to support heavy loads at various boom lengths. The cylinder’s bore size, rod diameter, and overall construction are engineered to withstand the forces exerted during lifting and to deliver the required lifting capacities.

Variety of crane types:

Telescopic cylinders are utilized in various types of cranes, including mobile cranes, truck-mounted cranes, and crawler cranes. These cranes are widely used in construction sites, infrastructure projects, and other lifting and material handling applications. The versatility of telescopic cylinders allows them to be integrated into different crane designs and configurations.

Advantages of telescopic cylinders in cranes:

Telescopic cylinders offer several advantages in crane applications. These include:

  • Compactness: Telescopic cylinders enable the boom to be retracted to a compact size, making it easier to transport and maneuver the crane in confined spaces.
  • Reach and height capabilities: The telescopic design allows the crane to achieve extended reach and height, enabling it to access elevated work areas or reach over obstacles.
  • Efficiency: The controlled extension and retraction of telescopic cylinders contribute to efficient operation, allowing the crane to adjust its boom length quickly and precisely.
  • Stability: Telescopic cylinders provide stability to the crane by supporting the boom and load, ensuring safe lifting and lowering of heavy objects.

Overall, telescopic cylinders are integral components of construction equipment like cranes. They enable the extension and retraction of crane booms, contribute to efficient and controlled operation, and enhance the lifting capabilities of cranes in various construction and material handling tasks.

It’s important to consult the crane manufacturer’s documentation and guidelines for specific information on the telescopic cylinder’s capabilities, maintenance requirements, and safety considerations.

telescopic cylinder

Can telescopic cylinders be used in forestry equipment for tree handling?

Yes, telescopic cylinders are commonly used in forestry equipment for tree handling tasks. Here’s a detailed explanation:

Tree felling and extraction:

Telescopic cylinders play a vital role in tree felling and extraction operations. They are utilized in equipment such as feller bunchers, harvesters, and forwarders. Telescopic cylinders provide the necessary force to cut down trees and extract them from the forest. The cylinders are used in combination with cutting heads, grapples, or clamps to grip, hold, and manipulate trees during the felling and extraction processes.

Boom and arm extension:

In forestry equipment, telescopic cylinders are employed to extend the booms and arms of machinery. This extension capability allows operators to reach trees located at various distances and heights, facilitating efficient tree handling. Telescopic cylinders enable the equipment to adapt to different tree sizes and positions, enhancing productivity and reducing manual labor.

Precise control:

Telescopic cylinders provide precise control over tree handling movements. The hydraulic control system allows operators to extend and retract the cylinders with accuracy, enabling controlled positioning of trees during felling, extraction, or stacking. This precise control is crucial for ensuring operator safety, preventing damage to the equipment or surrounding environment, and optimizing operational efficiency.

Load handling and stacking:

Telescopic cylinders support load handling and stacking operations in forestry equipment. They provide the necessary lifting force to handle tree logs and facilitate stacking for transportation or processing. The cylinders work in conjunction with grapples, forks, or other attachments to securely grip and manipulate tree logs during loading, unloading, or stacking activities.

Stability and balance:

Telescopic cylinders contribute to the stability and balance of forestry equipment during tree handling tasks. The controlled extension and retraction of the cylinders help maintain the proper weight distribution and prevent tipping or imbalance when handling heavy tree logs. This ensures the safety of operators and equipment in challenging forestry environments.

Advantages of telescopic cylinders in forestry equipment:

Telescopic cylinders offer several advantages in tree handling applications:

  • Enhanced reach: Telescopic cylinders enable extended reach, allowing operators to access trees at various distances and heights.
  • Precise control: The hydraulic control system provides precise control over tree handling movements, ensuring accurate positioning and manipulation.
  • Efficient load handling: Telescopic cylinders provide the necessary force for lifting, holding, and stacking tree logs, improving efficiency in forestry operations.
  • Adaptability: The extension capability of telescopic cylinders allows for adaptation to different tree sizes and positions, enhancing versatility in tree handling tasks.
  • Stability and safety: Telescopic cylinders contribute to equipment stability and operator safety by maintaining proper weight distribution during tree handling activities.

Overall, telescopic cylinders are widely used in forestry equipment for tree handling tasks, offering extended reach, precise control, efficient load handling, adaptability, and stability. They enhance the productivity, safety, and efficiency of forestry operations.

It’s important to consult the equipment manufacturer’s documentation and guidelines for specific information on the integration, operation, and maintenance of telescopic cylinders in forestry equipment.

telescopic cylinder

What industries commonly use telescopic cylinders in their applications?

Telescopic cylinders find applications in a wide range of industries where extended reach, height adjustment, or lifting capabilities are required. Here’s a detailed explanation:

Industries commonly using telescopic cylinders:

  • Construction: The construction industry extensively utilizes telescopic cylinders in various equipment, including excavators, backhoes, loaders, cranes, and concrete pumps. Telescopic cylinders enable the extension and retraction of booms, arms, or buckets, providing the necessary reach, digging, and lifting capabilities in construction and earthmoving applications.
  • Material Handling and Logistics: Telescopic cylinders are essential in industries involved in material handling and logistics operations. This includes applications such as cranes, forklifts, loaders, conveyor systems, and automated storage and retrieval systems. Telescopic cylinders enable the lifting, tilting, or extending movements required for efficient loading, unloading, and transportation of materials.
  • Agriculture: The agricultural sector employs telescopic cylinders in various machinery, such as tractors, harvesters, sprayers, and irrigation systems. Telescopic cylinders facilitate height adjustment, folding/unfolding of implements, and movement of equipment parts, enhancing productivity and efficiency in agricultural operations.
  • Transportation and Automotive: Telescopic cylinders play a role in the transportation and automotive industries. They are used in applications such as dump trucks, trailers, refuse trucks, car haulers, and hydraulic ramps. Telescopic cylinders enable the efficient tilting, dumping, or lifting of cargo, enhancing the functionality and versatility of transportation equipment.
  • Marine and Offshore: The marine and offshore industries utilize telescopic cylinders in applications such as ship cranes, offshore platforms, and subsea equipment. Telescopic cylinders enable the extension and retraction of booms, arms, or lifting mechanisms, supporting various marine operations including cargo handling, offshore construction, and underwater exploration.
  • Mining and Quarrying: In mining and quarrying operations, telescopic cylinders are employed in equipment such as excavators, loaders, and conveyor systems. They facilitate the necessary extension and retraction movements for digging, lifting, and conveying materials, enhancing productivity and efficiency in mining operations.
  • Utilities and Energy: The utilities and energy sectors utilize telescopic cylinders in applications such as utility trucks, aerial platforms, power line maintenance equipment, and renewable energy installations. Telescopic cylinders enable the safe and efficient access to elevated work areas, equipment maintenance, and positioning of components in energy infrastructure.
  • Manufacturing and Industrial: Telescopic cylinders are found in manufacturing and industrial environments in various machinery, including automated systems, assembly lines, robotic arms, and material handling equipment. They provide the necessary linear motion and reach for precise positioning, lifting, or transferring of components during manufacturing processes.

These are just a few examples of industries that commonly use telescopic cylinders in their applications. The versatility and efficiency of telescopic cylinders make them valuable components in numerous sectors where extended stroke lengths or compact retracted lengths are required.

It’s important to consult industry-specific guidelines and regulations to ensure the proper selection, installation, and maintenance of telescopic cylinders based on the specific application requirements.

China best Multistage Hydraulic Telescopic Cylinder for Dump Truck Spare Parts Made in China   with Great quality China best Multistage Hydraulic Telescopic Cylinder for Dump Truck Spare Parts Made in China   with Great quality
editor by CX 2024-04-15

China factory China Front-End Telescopic Hydraulic Cylinder for Dump Truck on Sale wholesaler

Product Description

China Front-end Telescopic Hydraulic Cylinder for Dump Truck on Sale

No.1  Company Introduction:
ZheJiang CHINAMFG hydraulic co., ltd.  is a specialized custom hydraulic cylinder for tipper truck manufacturing enterpirise which takes up with design, manufacturer, sell hydraulic products. The company covers an area of 180,000 square meters, with 500 emplayees in it. There are 700 sets of manufacturing equipments, such as cold drawing production lines, surface treatment production line, boring and rolling production line, various of digital-control machining and testing equipment.
 
>Professional manufacturer& supplier of Hydraulic Cylinders for more than 22 years;
>Hydraulic Cylinders Certification ISO9001:2009, SGS, TS16949, RoHS, CNAS Certification;
>Experience in export North America, Australia, Asia, Middle East, Africa;
>Hydraulic Cylinders can be Make according to client’s requirements;
>The Hydraulic Cylinders can be used for Dump Truck, Tipper Truck, Trailer, Agricultural Machinery, Engineering Machinery, Garbage Truck, Landing Platform etc;
>We are the supplier of Sinotruk, IVECO, AUMAN, BEIBEN TRUCK, CIMC, JMC, Beiben Truck, CAMC, FOTON, JAC, Xihu (West Lake) Dis.n, SHACMAN, most of famous truck manufacturing and refitting company use our telescopic cylinder as first choice.

No.2  Specification Description:

Material Carbon steel, Alloy steel, 27SiMn
Honed tube 20-2000mm, Heat treatment, honing, rolling
Piston rod 10-1500mm,tempering, plated nickel, Chrome or ceramic
Working Pressure 16-21Mpa
Seals Parker, Merkel, Hallite, Kaden
Technology Bosch Rexroth, Parker, HYVA, Meiller
Coating Sandblasting, primer paint, middle paint, finish paint
Temperature range -30°C to +100°C
Work medium Hydraulic Oil
Piston speed maximum 0.5m/s
Mounting style Earrings, flange, foot mounting, screw

No.3  Complete Manufacturing Processes

700 sets manufacturing equipment,such as cold drawing production line ,heat treatment production line ,surface treatment production line,testing equipment,various digital-control machining equipment,gantry style linear electroplating production line.

>Owned plating plant founded in 1998;
>Owned honed tube plant founded in 2000;
>Owned Heat treatment founded in 1995;
>Each processing under our control, each products,every step under strict quality control;

No.4  Advantage
1) Professional, skilled, reliable.
2) One-stop total solution
3) Ready stock goods with fast delivery
4) Customizable: Non-standard sizes are also available
5) Small quantity is acceptable
6) Refund or replacement for any product faulty

No.5 Dream
*Company vision:Act as the laeder of internal hydraulic industry 
*Enterprise concept:Better and stronger
*Core values:Learning and innovation,equality and justice,customers the first,and quality winning the world
*Enterprise spirit:Complete sincerity,complete precision more excellent,and up to date
*Quality policy:Pursue zero defects of our products,and realize zeo customers’ complains
*Company type:Respond quickly,act immediately,finish what to do today,and improve day after day

No.6  Strict Quality Control System And Certificates and Packaging

1. Trial Operation Test
2. Start-up Pressure Test
3. Pressure-Tight Test
4. Leak Test
5. Full Stroke Test
6. Buffer Test
7. Testing the Effect of Limit
8. Load Efficiency Test
9. Reliability Test

Every piece of hydraulic cylinder are tested and will send out only after they are pasted the each test.
  
Our company has abundant technical force and perfect testing means. By making wide technical and business cooperation with many related enterprises, universities, colleges and institutes both at home and abroad, and employing senior engineers and software engineers, we have greatly strengthened and improved our designing, processing, and testing abilities.

No.7 After-service

 1).Pre-sale service: Keep communicating with the truck manufacturers , including selection of product model , design of hydraulic system,   test of performance and analysis of the accident. Once the problems occur, we will solve them immediately together with truck manufacturers
 2).The sale service: Provide training and technical support for users.
 3).After-sale service: Solve the problem firstly, then analyse responsibility ; Replace the system components immediately if any need. 
 4). 24 hours telephone service hotline.

No.8 Rich Market Experiences and Exhibitions 

We are the supplier of Sinotruk, CAMC, CIMC, Beiben Truck, AUMAN, JMC, FOTON, JAC, SHACMAN,  Xihu (West Lake) Dis.n, CHINAMFG most of famous truck manufacturing and refitting company use our telescopic cylinder as first choice.
We attended each Bauma ,Las Vegas exhibition, the world grade fair for construction equipments, building material machines, mining machines and earn much more opportunity to extend our business to oversea market.

No.9 FAQ
 
Q1. What are the same aspects of your cylinder with CHINAMFG cylinder?
A: Same inside structure.
Same outside dimension and same mounting sizes. It can be interchangeable with Hyva’s
 
Q2. Compared with CHINAMFG cylinder, what are your cylinder advantages?
A: 1. Rod are chrome plated.
2. Tubes are quenched and tempered.
3. Tube inner hole goes through deephole boring machine processing. Surface roughness is 0.4Ra 
and circular degree is 0.571.
4. Good quality yet lower price.
 
Q3: Are you a manufacture or a trade company?
A: Manufacture, we are the leader manufacturer of hydraulic industry in China with 22 years’ experience and technology accumulation. With strong technical team we could solve any annoyance of you.
 
Q4: Do you have quality control system?
A: Yes, The quality management system introduced is: ISO/TS 16949:2009-certified by NQA and IATF cert.
 
Q5: How can I get a booklet and buy a cylinder from you?
A: Very easy! Just leave me a message or email or call me directly, let me know you are interesting in our products. I will talk with you for the details soon!
 
Q6: Can you tell me the price for the cylinder?
A: 1. Please advice the drawing with technical requirement.
2. Please advice the model No. after you check our booklet.
3. Please advice the tipping capacity, number of stages, closed length, mounting type and size.
4. Please also help advice the quantities, this is very important.
 
Q7: Do your products come with a warranty?
A: Yes, we have 14 months warranty. In this year, if the quality problem we will free repair for you.
 
Q8: Hydraulic cylinder internal leakage?
A: 3 main reasons causing internal leakage: Overload, polishing bad controlled, cheap seal kits. As is known to all, vehicles in China are often overloaded, our products all designed to bear the overload power. Advanced equipment could assure the polish processing. And we use the imported/TOP brand seals to meet customers’ requirement.
 
Q9: What about the quality feedback of your products?
A: We have never received even once quality complaint for many years of international business. 
 
Q10: Can you help me to install or recommend what kind of hydraulic cylinder or power pack should I use for specific machine?
A: Yes, we have 25 experienced engineers who are always ready to help you. If you do not know what kind of hydraulic cylinders should be used in your machine, please just contact us, our engineers will design the exact products match your need.
 
Q11: What is the delivery time?
A: Within 15 days for samples.
15-30 days for bulk production, which is depend on quality, production process and so on.
 
Q12: What is your main payment term?
A: T/T, L/C, either is available.
 

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Certification: ISO9001, ISO/Ts16949:2009, ABS, API
Pressure: Medium Pressure
Work Temperature: Normal Temperature
Acting Way: Single Acting
Working Method: Straight Trip
Adjusted Form: Switching Type
Customization:
Available

|

telescopic cylinder

How do telescopic cylinders contribute to efficient and controlled extension and retraction?

Telescopic cylinders play a crucial role in enabling efficient and controlled extension and retraction. Here’s a detailed explanation:

Nested design:

The nested design of telescopic cylinders, with multiple stages or sleeves that retract inside one another, allows for efficient extension and retraction. Each stage extends or retracts in a synchronized manner, contributing to smooth and controlled movement. The nested structure also enables compact storage when the cylinder is retracted, optimizing space utilization.

Hydraulic control system:

The hydraulic control system is a key component that enables efficient and controlled extension and retraction of telescopic cylinders. It utilizes hydraulic fluid and pressure to drive the cylinder’s movement. By regulating the flow of hydraulic fluid to each stage, the extension and retraction speed can be precisely controlled. This hydraulic control system ensures synchronized movement of the stages and allows for gradual and controlled extension and retraction.

Valve and cylinder design:

Telescopic cylinders incorporate specific valve and cylinder designs to facilitate efficient and controlled extension and retraction. Flow control valves, such as flow restrictors or throttle valves, are often used to regulate the flow rate of hydraulic fluid to each stage. These valves help manage the speed of extension and retraction, preventing sudden or uncontrolled movements. The cylinder design, including the bore size and rod diameter, is carefully engineered to optimize the balance between extension/retraction speed and force output.

Pressure relief and damping:

To further enhance controlled extension and retraction, telescopic cylinders may incorporate pressure relief and damping mechanisms. Pressure relief valves help prevent over-pressurization of the hydraulic system, ensuring that the cylinder operates within safe limits. Damping devices, such as hydraulic cushions or shock absorbers, can be integrated to dampen the impact or vibrations during extension and retraction, promoting smoother and more controlled movement.

Load-specific adjustments:

Telescopic cylinders can be adjusted to accommodate different load requirements, contributing to efficient and controlled extension and retraction. By adding or removing stages or adjusting the hydraulic pressure, operators can adapt the cylinder’s performance to match the specific load conditions. This customization ensures optimal extension and retraction characteristics for different applications and load capacities.

Overall, the nested design, hydraulic control system, valve and cylinder design, pressure relief mechanisms, and load-specific adjustments all work together to enable telescopic cylinders to contribute to efficient and controlled extension and retraction. These features ensure smooth operation, precise positioning, and safe handling of heavy loads in various industrial applications.

Consulting the manufacturer’s documentation and guidelines is important for understanding the specific capabilities and limitations of telescopic cylinders in terms of extension and retraction.

telescopic cylinder

How do telescopic cylinders contribute to stable and safe equipment operation?

Telescopic cylinders play a significant role in ensuring stable and safe equipment operation. Here’s a detailed explanation:

Load distribution:

Telescopic cylinders assist in distributing the load evenly across the equipment. As the cylinders extend or retract, they provide support and help maintain the balance of the load. This load distribution is crucial for preventing equipment instability, reducing the risk of tipping or tilting, and ensuring safe operation.

Weight management:

Telescopic cylinders aid in managing the weight distribution of equipment during various operations. By extending or retracting the cylinders selectively, operators can control the positioning and center of gravity of the load. This helps mitigate the risk of equipment imbalance, enhances stability, and promotes safe equipment operation.

Controlled movements:

Telescopic cylinders enable controlled and precise movements of equipment components. The hydraulic control system regulates the extension and retraction of the cylinders, allowing operators to adjust the speed, force, and position of the movement. This precise control minimizes sudden or jerky motions, reduces the likelihood of equipment instability, and enhances overall safety during operation.

Shock absorption:

Telescopic cylinders provide a level of shock absorption during equipment operation. The design of the cylinders, along with the hydraulic system, helps absorb and dampen sudden shocks or impacts that may occur during material handling or terrain traversal. This shock absorption capability reduces stress on the equipment, minimizes the risk of component failure or damage, and contributes to safe and smooth operation.

Operator safety:

Telescopic cylinders contribute to operator safety by providing stability and control. The stable operation of equipment facilitated by the cylinders reduces the risk of accidents or operator injury caused by equipment instability, tipping, or excessive vibrations. Additionally, the precise control over equipment movements enhances operator confidence and minimizes the likelihood of human error during operation.

Monitoring and feedback:

Telescopic cylinders can be integrated with monitoring systems that provide real-time feedback on cylinder performance, load distribution, and equipment stability. This information allows operators to make informed decisions, take corrective actions if necessary, and ensure ongoing safe operation.

Overall, telescopic cylinders contribute to stable and safe equipment operation through load distribution, weight management, controlled movements, shock absorption, operator safety, and monitoring capabilities. Their role in maintaining equipment stability and providing precise control enhances operational safety and reduces the risk of accidents or equipment failure.

It’s important to consult the equipment manufacturer’s documentation and guidelines for specific information on the integration, operation, and maintenance of telescopic cylinders to ensure safe equipment usage.

telescopic cylinder

What are the benefits of using telescopic cylinders for long-reach tasks?

Telescopic cylinders offer several benefits when it comes to long-reach tasks. Here’s a detailed explanation:

Extended reach:

One of the primary advantages of telescopic cylinders is their ability to provide extended reach. By utilizing a nested structure with multiple stages, telescopic cylinders can achieve significantly longer stroke lengths compared to other types of cylinders. This extended reach is beneficial for tasks that require accessing or manipulating objects or materials at a distance.

Compact retracted length:

Despite their extended reach, telescopic cylinders have a relatively compact retracted length. This is advantageous in situations where space is limited or when a shorter cylinder length is preferred. The compact retracted length enables telescopic cylinders to be installed in confined areas or integrated into equipment without excessive protrusion.

Flexible and adjustable:

Telescopic cylinders offer flexibility and adjustability, allowing for fine-tuning of the stroke length, force, and speed. This adjustability is particularly useful in long-reach tasks where precise control and positioning are required. The hydraulic control system of telescopic cylinders enables operators to optimize the cylinder’s performance according to the specific task and operating conditions.

High force capabilities:

Telescopic cylinders are designed to handle heavy loads and can generate substantial force. This makes them suitable for long-reach tasks that involve lifting, pushing, pulling, or manipulating objects at a distance. The high force capabilities of telescopic cylinders ensure that the required power is available to perform the task effectively.

Enhanced stability:

Telescopic cylinders are engineered to provide stability during long-reach tasks. The nested structure and hydraulic control system work together to ensure synchronized and controlled extension and retraction of the stages. This stability is crucial for maintaining precise positioning, minimizing oscillations or vibrations, and preventing potential hazards or accidents.

Versatility:

Telescopic cylinders find applications in various industries and tasks that involve long-reach requirements. They are commonly used in construction equipment, material handling machinery, cranes, booms, and many other applications where extended reach is necessary.

Overall, the benefits of using telescopic cylinders for long-reach tasks include extended reach, compact retracted length, flexibility, high force capabilities, enhanced stability, and versatility. These advantages make telescopic cylinders a valuable choice for tasks that require reaching or manipulating objects at a distance.

It’s important to consult the manufacturer’s guidelines and specifications to ensure the proper selection, installation, and operation of telescopic cylinders based on the specific long-reach task requirements.

China factory China Front-End Telescopic Hydraulic Cylinder for Dump Truck on Sale   wholesaler China factory China Front-End Telescopic Hydraulic Cylinder for Dump Truck on Sale   wholesaler
editor by CX 2024-04-15