Tag Archives: hydraulic telescopic cylinder

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

|

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

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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

China high quality Factory Custom and Sell Double Acting Telescopic Hydraulic Cylinder for Lift Equipment Truck Suppport 3 Ton 5 Ton vacuum pump diy

Product Description

Products Description                                                                                                   

Product Name

HSG Series Hydraulic Cylinder

Work Press

7/14/16/21/31.5MPa     37.5/63MPa Can be Customized

Material

Aluminum,Cast Iron,45mnb Steel,Stainless Steel

Bore Size

40mm–320mm,Customizable

Shaft Diameter

20mm–220mm,Customizable

Stroke Length

30mm–14100mm,Customizable

Rod Surface Hardness

HRC48-54

Paint Color

Black,Yellow,Blue,Brown,Customizable

Mounting

Earring,Flange,Clevis.Foot,Trunnion,Customizable

Warrenty

1 Year

MOQ

1 Piece

Delivery Time

7-15 Days,Also depands on specific demands

Certification

ISO9001,CE

Company Profile                                                                                                          
QIANGLIN HYDRAULIC MACHINERY CO., LTD

QiangLin is a professional hydraulic equipment manufacturer, mainly engaged in hydraulic system design, manufacture, installation, transformation, sales, and technical services. Our manufacturing facilities are certified to the ISO 9001 standard. We are an approved supplier to many equipment manufacturers in China. We are also partners with many customers from America, Canada, Australia, Germany, England, and other European Countries. Product quality, shorter delivery time, and customer satisfaction are our long-term commitments to our CHINAMFG customers. Hope to be your partner.

FAQ:                                                                                                                             
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, but they are not free of charge.
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: CE, ISO9001
Pressure: High Pressure
Work Temperature: Normal Temperature
Customization:
Available

|

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Shipping Cost:

Estimated freight per unit.







about shipping cost and estimated delivery time.
Payment Method:







 

Initial Payment



Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

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

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 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 Factory Custom and Sell Double Acting Telescopic Hydraulic Cylinder for Lift Equipment Truck Suppport 3 Ton 5 Ton   vacuum pump diyChina high quality Factory Custom and Sell Double Acting Telescopic Hydraulic Cylinder for Lift Equipment Truck Suppport 3 Ton 5 Ton   vacuum pump diy
editor by CX 2024-04-15

China factory FE Series Telescopic Hydraulic Cylinder for Dump Truck/Tipping System vacuum pump for ac

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.

The CHINAMFG brand FE cylinder is lightweight, strong, stable and maintenance free and typically used when the headboard is slanted (angled). The tipping capacity for FE cylinders ranges up to over 100 tons. Our trunnion type FE tipping cylinders bring reduced weight and faster tipping to on-road rigids and (semi-) trailers.
Junfu’s FE Cylinder is a Front-end cylinder with single eye. It is used in combination with a Slanted Headboard Type.

Workshop with advanced equipment:

 
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 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 ?
       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

|

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

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 FE Series Telescopic Hydraulic Cylinder for Dump Truck/Tipping System   vacuum pump for ac	China factory FE Series Telescopic Hydraulic Cylinder for Dump Truck/Tipping System   vacuum pump for ac
editor by CX 2024-04-13

China OEM Telescopic 3 Stage Hydraulic Cylinder for Mineral Transport Truck vacuum pump electric

Product Description

Specifications:                         

Product Name HSG Series Hydraulic Cylinder
Work Press 7/14/16/21/31.5MPa     37.5/63MPa Can be Customized
Material Aluminum, Cast Iron,45mnb Steel, Stainless Steel
Bore Size 40mm–320mm, Customizable
Shaft Diameter 20mm–220mm, Customizable
Stroke Length 30mm–14100mm, Customizable
Rod Surface Hardness HRC48-54
Operating Temperature -40°C to +120 °C
Paint Color Black, Yellow, Blue, Brown, Customizable
Service OEM&ODM
Warranty 1 Year
MOQ 1 Piece
Delivery Time 7-15 Days, Also depending on specific demands
Certification ISO9001,CE
Capacity 50,000Pcs per year

Product Display:                     
Mounting:   
Working Flow: About Us   
Tongte designs and manufactures durable, heavy-duty hydraulic products and accessories and offers lifecycle services to them. We constantly develop our machine base and operations to meet customer-specific needs and remain leaders in the industry. Beyond all else, we want to be the trusted, groundbreaking partner our customers truly need.
In addition to the customized cylinders, CHINAMFG offers hydraulic power units, Electric-Hydraulic linear actuators, piston accumulators, system configurations, and versatile services such as repair and manufacturing services. The modern production facilities are located in HangZhou, ZheJiang (China) where production started in 2001. The core values of Tongke guiding its business strongly are commitment, sustainability, interaction, and customer-first.
We possess over 20 years of experience in the industry and extensive global market experience, our customers are located all over the world, and we truly commit to the customers’ needs – these are the success factors of our family-owned company. Our vision is to grow and expand the business further into global markets.
FAQ:                          
Q1: What does your company do?
A: we are a supplier of high-quality hydraulic products including Hydraulic Cylinders, Hydraulic Power packs, Hydraulic Linear, and other Hydraulic components.
Q2:Are you a manufacturer or trading company?
A: We are a manufacturer.
Q3: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, and 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, but they are not free of charge.
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 is your warranty policy?
A: All our products are warranted for 1 full year from the date of delivery against defects in materials and workmanship. Each individual product will be strictly inspected on our factory QC Process
System before shipment. We also have a Customer Service team to respond to customers’ questions within 12 hours.  /* 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: High Pressure
Work Temperature: Normal Temperature
Acting Way: Double Acting
Working Method: Straight Trip
Adjusted Form: Regulated Type
Customization:
Available

|

telescopic cylinder

Can telescopic cylinders be repaired or maintained when necessary?

Yes, telescopic cylinders can be repaired and maintained when necessary. Here’s a detailed explanation:

Repairability:

Telescopic cylinders are designed with repairability in mind. The modular construction of telescopic cylinders allows for individual components or stages to be replaced or repaired as needed. If a specific part of the cylinder becomes damaged or worn out, it can be disassembled and repaired or replaced, minimizing downtime and cost compared to replacing the entire cylinder.

Maintenance:

Maintenance is essential to ensure the optimal performance and longevity of telescopic cylinders. Regular maintenance practices may include:

  • Inspection: Periodic visual inspections to check for any signs of damage, wear, or leakage.
  • Lubrication: Applying lubricants to the moving parts of the cylinder to reduce friction and extend component life.
  • Cleaning: Removing dirt, debris, and contaminants that may affect the cylinder’s operation.
  • Seal replacement: Replacing worn or damaged seals to maintain proper sealing and prevent fluid leakage.
  • Pressure testing: Conducting pressure tests to ensure the cylinder’s integrity and identify any potential issues.
  • Alignment and adjustment: Verifying proper alignment and making necessary adjustments to ensure smooth operation and prevent excessive wear.

Depending on the specific application and operating conditions, maintenance intervals and procedures may vary. It’s important to follow the manufacturer’s maintenance recommendations and guidelines for the telescopic cylinder to ensure effective maintenance practices.

Professional expertise:

Repairing and maintaining telescopic cylinders often require professional expertise. It is recommended to engage qualified technicians or service personnel with experience in hydraulic systems and telescopic cylinder repairs. They have the knowledge and tools necessary to accurately diagnose issues, perform repairs, and conduct maintenance tasks in a safe and efficient manner.

Manufacturer support:

Manufacturers of telescopic cylinders typically provide support for repair and maintenance. They may offer technical documentation, repair manuals, and access to replacement parts to facilitate the repair process. Consulting the manufacturer’s resources and seeking their assistance can ensure that repairs and maintenance are carried out correctly and in accordance with the cylinder’s specifications.

By implementing proper repair and maintenance practices, telescopic cylinders can be kept in good working condition, extending their service life and maintaining reliable performance.

It’s important to note that repair and maintenance should be performed by qualified individuals and comply with relevant safety guidelines and industry standards.

telescopic cylinder

How do telescopic cylinders handle variations in hydraulic seal technology?

Telescopic cylinders are designed to accommodate variations in hydraulic seal technology. Here’s a detailed explanation:

Compatibility with different seal types:

Telescopic cylinders are engineered to be compatible with various types of hydraulic seals available in the market. Whether it’s a standard O-ring seal, lip seal, V-ring seal, or any other seal design, the cylinder’s construction takes into account the requirements of different seal technologies. This compatibility ensures that telescopic cylinders can effectively handle variations in hydraulic seal technology.

Seal retention and protection:

Telescopic cylinders incorporate features to retain and protect hydraulic seals. The cylinder design includes seal grooves, seal retainers, or other mechanisms that securely hold the seals in place, preventing their displacement or damage during operation. This seal retention and protection mechanism ensures the longevity and effectiveness of the seals, regardless of the specific seal technology used.

Seal lubrication and contamination prevention:

Telescopic cylinders address the lubrication and contamination concerns associated with different seal technologies. The cylinder’s hydraulic system is designed to provide proper lubrication to the seals, ensuring smooth movement and reducing friction. Additionally, measures such as seal scrapers or wipers are implemented to prevent the ingress of contaminants, such as dust, dirt, or moisture, which could compromise the performance of the seals. These lubrication and contamination prevention mechanisms cater to the specific requirements of various seal technologies.

Seal replacement and maintenance:

Telescopic cylinders are designed to facilitate seal replacement and maintenance procedures. The cylinder construction allows for easy access to the seals, simplifying the replacement process when necessary. This feature is advantageous when dealing with different seal technologies, as it enables swift and efficient maintenance, regardless of the specific seal design being used.

Adaptability to seal advancements:

Telescopic cylinder designs often incorporate adaptability to advancements in hydraulic seal technology. Manufacturers continuously develop new seal technologies to improve performance, durability, and efficiency. Telescopic cylinders are designed with flexibility to accommodate future advancements, ensuring compatibility with emerging seal technologies and allowing for upgrade possibilities without significant modifications to the cylinder itself.

Overall, telescopic cylinders are engineered to handle variations in hydraulic seal technology through compatibility with different seal types, seal retention and protection features, seal lubrication and contamination prevention mechanisms, ease of seal replacement and maintenance, and adaptability to seal advancements. These design considerations ensure that telescopic cylinders can effectively work with different seal technologies, providing reliable and efficient performance in hydraulic systems.

It’s important to consult the equipment manufacturer’s documentation and guidelines for specific information on the recommended seal types and maintenance practices for telescopic cylinders.

telescopic cylinder

What are the components and design features of a telescopic cylinder?

A telescopic cylinder consists of various components and incorporates specific design features to enable its functionality and performance. Here’s a detailed explanation:

Components of a telescopic cylinder:

  • Stages or Sleeves: A telescopic cylinder comprises multiple stages or sleeves that are nested inside one another. These stages are usually cylindrical in shape and are made of high-strength steel or aluminum alloy. The number of stages can vary depending on the specific design and application requirements.
  • Piston and Rod: Each stage of a telescopic cylinder has its own piston and rod assembly. The piston is located inside the stage and is connected to the rod, which extends through the center of the stage. The piston and rod assembly is responsible for generating the linear motion of each stage during extension and retraction.
  • Seals: Sealing elements, such as O-rings or lip seals, are used to ensure a hydraulic seal between the stages. These seals prevent leakage of hydraulic fluid and maintain pressure within each stage during operation. The seals also help to protect the internal components from contaminants.
  • 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.
  • Guides and Bearings: To maintain proper alignment and minimize friction between the stages, telescopic cylinders may include guides and bearings. These components facilitate smooth extension and retraction of the stages and provide structural support.
  • Hydraulic Connections: Telescopic cylinders have hydraulic connections to supply hydraulic fluid for extension and retraction. These connections typically include ports or fittings for the inlet and outlet of hydraulic fluid. Flexible hydraulic hoses or tubing are used to connect the cylinder to the hydraulic system of the equipment.

Design features of a telescopic cylinder:

  • Nested Structure: The nested structure is a fundamental design feature of a telescopic cylinder. It allows the stages to extend and retract within one another, enabling a longer stroke length while maintaining a compact retracted length.
  • Articulation Capability: Some telescopic cylinders incorporate articulation capability, which allows the cylinder to adjust its angle or position relative to the equipment. This feature enhances the versatility of the cylinder and enables it to adapt to different mounting orientations and working conditions.
  • Internal Flow Paths: The design of a telescopic cylinder includes internal flow paths that facilitate the controlled flow of hydraulic fluid between the stages during extension and retraction. These flow paths ensure synchronized movement of the stages and contribute to the overall performance and stability of the cylinder.
  • Surface Treatment: The external surfaces of telescopic cylinders are often treated or coated to provide protection against corrosion, wear, and environmental elements. Common surface treatments include painting, powder coating, or electroplating.

These components and design features work together to enable the functionality, reliability, and performance of a telescopic cylinder. It’s important to consult the manufacturer’s guidelines and specifications for proper installation, operation, and maintenance of the telescopic cylinder based on the specific application requirements.

China OEM Telescopic 3 Stage Hydraulic Cylinder for Mineral Transport Truck   vacuum pump electricChina OEM Telescopic 3 Stage Hydraulic Cylinder for Mineral Transport Truck   vacuum pump electric
editor by CX 2024-04-13

China OEM Big Bore Hydraulic Cylinder Long Stroke Telescopic Hydraulic Cylinder High Quality vacuum pump booster

Product Description

 
1.Company Introduction:

ZheJiang CHINAMFG hydraulic co., ltd. set up in 1995, 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,

 

/* 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, ISO/Ts 16949:2009
Pressure: Medium Pressure
Work Temperature: Normal Temperature
Acting Way: Single Acting
Working Method: Straight Trip
Adjusted Form: Regulated Type
Customization:
Available

|

telescopic cylinder

Can telescopic cylinders be used in material handling equipment for reach and lift?

Yes, telescopic cylinders are commonly used in material handling equipment to provide reach and lift capabilities. Here’s a detailed explanation:

Role in material handling:

Telescopic cylinders play a crucial role in material handling equipment by extending the reach and enabling the lifting of heavy loads. These cylinders are typically employed in equipment such as forklifts, telehandlers, reach stackers, and aerial work platforms.

Reach extension:

Telescopic cylinders allow material handling equipment to extend their reach by extending the boom or lifting arm. The nested design of the cylinder, 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 materials at greater heights or reach into confined spaces.

Lifting capacity:

Telescopic cylinders provide the necessary lifting force to handle heavy loads in material handling equipment. The cylinder’s bore size, rod diameter, and overall construction are engineered to withstand the forces exerted during lifting and ensure safe and efficient load handling.

Precision control:

Telescopic cylinders offer precise control over the extension and retraction of the lifting arm or boom. The hydraulic control system regulates the flow of hydraulic fluid to each stage of the cylinder, allowing for smooth and controlled movement. This precise control is essential in material handling applications to ensure accurate positioning of loads and safe operation.

Compactness and flexibility:

Telescopic cylinders contribute to the compactness and flexibility of material handling equipment. By retracting the cylinder stages, the overall length of the equipment can be minimized, making it easier to maneuver in tight spaces. Additionally, the ability to extend and retract the telescopic cylinder provides flexibility in adjusting the reach and adapting to different working conditions.

Variety of material handling equipment:

Telescopic cylinders are utilized in a wide range of material handling equipment to enhance reach and lift capabilities. Forklifts, for example, often incorporate telescopic cylinders to extend the forks and reach into pallet racks. Telehandlers and reach stackers utilize telescopic cylinders to extend the lifting arm and reach high stacking heights. Aerial work platforms utilize telescopic cylinders to extend the platform and provide elevated access for maintenance or construction tasks.

Advantages of telescopic cylinders in material handling:

Telescopic cylinders offer several advantages in material handling equipment:

  • Increased reach: Telescopic cylinders allow operators to extend the equipment’s reach, enabling access to materials at greater heights or in confined spaces.
  • Enhanced lifting capacity: Telescopic cylinders provide the necessary lifting force to handle heavy loads, expanding the equipment’s lifting capabilities.
  • Precision and control: The hydraulic control system of telescopic cylinders allows for precise and controlled movement, ensuring accurate load positioning and safe operation.
  • Compactness and flexibility: By retracting the cylinder stages, material handling equipment can be more compact and maneuverable, adapting to different working environments.

Overall, telescopic cylinders are widely used in material handling equipment to extend reach and enhance lifting capabilities. Their precise control, compactness, and flexibility make them essential components in various material handling applications.

It’s important to consult the equipment 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 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 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 OEM Big Bore Hydraulic Cylinder Long Stroke Telescopic Hydraulic Cylinder High Quality   vacuum pump booster	China OEM Big Bore Hydraulic Cylinder Long Stroke Telescopic Hydraulic Cylinder High Quality   vacuum pump booster
editor by CX 2024-04-13

China OEM Telescopic Hydraulic Cylinder for Tipping Trailer vacuum pump distributors

Product Description

Product Description

prodcut details

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

High quality alloy seamless steelpipe are adopted to keep big lifting capacity and light weight
The application of imperial size makes it easy to replace the seals and other accessories
Telescopic cylinders are made from E355 steel grade, however, you can request as per your specification (such as 27SiMn, 16Mn,etc.).

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

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

World-class processing technology ensures stable and reliable quality

12 months quality gurantee with full after-sale service policy

Custom Design: As per your drawing and specifications – such pressure, seal kit, and steel grade material

All our products are tested with hydraulic oil, applying test pressure before shipment. We to promise to provide flawless and quality products to our customers.

Main application areas of  hydraulic
Construction machinery / Hydraulic automatic shifting gearbox/

Vehicle temperature control / mining machine / Working at height /

Agricultural machinery / Port Machinery / Material handling / Municipal vehicle

                 

NO ITEM DATA OF dump truck hydraulic cylinder
1 Material Carbon Steel, Alloy Steel, 27SiMn,45#,20#,etc
2 Honed tube 40-3 square CHINAMFG with 150 employees . And we have one-stop solution from design to package and OEM&ODM service with 30 year experience. There are 15 precision production lines with a monthly output value of up to 200,000 units. Excellent quality products are guaranteed by advanced processing equipment. 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 600 sets.The company has successively won the title of “Influential Brand of Hydraulic Parts and Accessories in China’s Construction Machinery Parts Industry” and its high-pressure cylinder products have won many honorary titles including 36 patents. Each process has undergone precise parts testing and finished product testing. It has a quality shelf life of up to 12 mnths and provides a perfect after-sales service policy.After years of development, Tingshi 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.

 

HIGH QUALITITY GUARANTEE-Telescopic hydraulic cylinder for dump truck
-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 Leak Test

<Telescopic Hydraulic jack Buffer Test

<Hydraulic Telescopic Cylinder Reliability Test

<Dump truck Hydraulic Cylinder Full Stroke Test

<Dump trailer Hydraulic Cylinder Trial Operation Test

<Tipper truck Cylinder Pressure Tight Test

<Dump truck telescopic Hydraulic Cylinder Load Efficiency Test
<Dump trailer telescopic Hydraulic Cylinder Start-up Pressure Test
<Long stroke single acting hydraulic telescopic cylinder Testing the Effect of Limit

Certifications

 

Packaging & Shipping

 

FAQ

 

1. who are we?
We are based in ZheJiang , China, sell to South America(23.00%),North America(15.00%),Northern Europe(10.00%),Mid East(10.00%),Southeast Asia(10.00%),Central America(10.00%),Eastern Asia(6.00%),Oceania(5.00%),Africa(5.00%),Eastern Europe(3.00%),Domestic Market(1.00%),South Asia(1.00%),Western Europe(1.00%). There are total about 301-500 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?
The main products our corporation deals in are hydraulic cylinder,such as heavy duty dump truck hydraulic cylinder/ garbage truck cylinder/medical actuator/equipment using hydraulic cylinder/small farming truck huydraulic cylinder we have been engaged in the hydraulic cylinder business with North America, South America,etc many countries for many years

4. what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW,FAS,CIP,FCA,CPT,DEQ,DDP,DDU,Express Delivery,DAF,DES;
Accepted Payment Currency:USD,EUR,CNY;
Accepted Payment Type: T/T,L/C,D/P D/A,Western Union;
Language Spoken:English,Chinese

5. why should you buy from us not from other suppliers?
Tsingshi has a professional technical team, specializing in design, R&D, production and sales.
Annual export capacity reaches 300,000 hydraulic equipment.
Provide a complete set of hydraulic system solutions.
ODM&OEM according to customer demands.

/* 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, ISO/Ts16949
Pressure: Medium Pressure
Work Temperature: Normal Temperature
Acting Way: Single Acting
Working Method: Straight Trip
Adjusted Form: Regulated Type
Samples:
US$ 1000/Piece
1 Piece(Min.Order)

|

Customization:
Available

|

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 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

How does a telescopic cylinder contribute to precise reach and positioning?

A telescopic cylinder plays a crucial role in achieving precise reach and positioning in various applications. Here’s a detailed explanation:

Nested structure:

The nested structure of a telescopic cylinder, consisting of multiple stages or sleeves that retract inside one another, enables precise reach and positioning. Each stage can be extended or retracted individually, allowing for incremental adjustments in the cylinder’s length. This modular design provides fine-tuning capabilities, enabling operators to achieve the desired reach and positioning with accuracy.

Controlled extension and retraction:

The hydraulic control system of a telescopic cylinder ensures controlled extension and retraction of the stages. By regulating the flow of hydraulic fluid to each stage, operators can precisely control the speed and movement of the cylinder. This control allows for smooth and gradual extension or retraction, facilitating precise reach and positioning without abrupt or jerky movements.

Adjustable stroke length:

Telescopic cylinders offer the advantage of adjustable stroke length. The hydraulic system can be adjusted to vary the extension and retraction distance, allowing for customization based on the specific reach and positioning requirements of the application. This adjustability enables operators to adapt the cylinder’s stroke length to different tasks and working conditions, ensuring precise and optimized reach.

Position feedback systems:

In some applications, telescopic cylinders may be equipped with position feedback systems. These systems utilize sensors or transducers to provide real-time feedback on the cylinder’s extension or retraction position. By monitoring the position, operators can precisely track and control the reach and positioning of the cylinder, enhancing accuracy and repeatability.

Stability and rigidity:

Telescopic cylinders are designed to maintain stability and rigidity during operation. The nested structure, along with the hydraulic system, helps minimize unwanted oscillations or vibrations that could affect reach and positioning accuracy. This stability ensures that the cylinder maintains its intended position without undesired movement or deflection.

Overall, a telescopic cylinder contributes to precise reach and positioning through its nested structure, controlled extension and retraction, adjustable stroke length, position feedback systems (if equipped), and stability. These features enable operators to achieve accurate and repeatable reach and positioning in various applications.

It’s important to consult the manufacturer’s guidelines and specifications, as well as follow proper maintenance practices, to ensure the reliable and precise performance of telescopic cylinders in achieving reach and positioning requirements.

China OEM Telescopic Hydraulic Cylinder for Tipping Trailer   vacuum pump distributorsChina OEM Telescopic Hydraulic Cylinder for Tipping Trailer   vacuum pump distributors
editor by CX 2024-04-12

China Best Sales 3 Stage 4 Stage 5 Stage Telescopic Hydraulic Cylinder with Best Sales

Product Description

Hydraulic Cylinder for Vertical Injection Molding Machine

Product Description:

Widely used in equipment for Engineering, Coal&mine, Agriculture and Environmental sanitation

The hydraulic oil cylinder of a vertical injection molding machine includes an oil cylinder, a piston rod, and a motor. The top of the oil cylinder is installed under a fixed plate, and the top of the piston rod is equipped with a double-layer piston embedded in the oil cylinder. The lower end of the piston rod runs through and is fixed in a movable plate, and the bottom end is equipped with a motor. The lower part of the oil cylinder is equipped with a vent hole. Both sides of the fixed plate and the movable plate are equipped with circular holes, and the 2 sides of the circular holes are connected with guide rods, And the movable board can move up and down along the direction of the guide rod.

Product Display:

Specifications:

Item Specifications
Product Name Hydraulic Cylinder for Vertical Injection Molding Machine
Certificate: CE,  ISO9001 
Packaging metal case;plywood case;carton or as requirement 
MOQ According to products
Brand TJ or customer’s logo
Service OEM & ODM
Piston Rod Chrome or nickel plated,ground & polished piston rod
Seal Type Parker,NOK, Hallite or as customer’s requirement
Tube High tensile cold drawn tube, precision honed for extended seal life
Delivery Time Based on order quantity.  normally 30-45 days.
Price Advantage Competitive factory price with guaranteed quality
Business Type Manufacturer & Exporter

Mounting Method:

Our Factory:

Inspection Process:

       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

Packing & Delivery:

Appliactions:

Application:Vertical Injection Molding Machine

About US:

 

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, TJ 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, TJ 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 20-30 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: Medium Pressure
Work Temperature: High Temperature
Acting Way: Double Acting
Working Method: Straight Trip
Adjusted Form: Regulated Type
Samples:
US$ 4000/Piece
1 Piece(Min.Order)

|

Customization:
Available

|

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

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 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 Best Sales 3 Stage 4 Stage 5 Stage Telescopic Hydraulic Cylinder   with Best Sales China Best Sales 3 Stage 4 Stage 5 Stage Telescopic Hydraulic Cylinder   with Best Sales
editor by CX 2024-04-12