Product Description
Basic Info.
| Stroke Length | Customizable |
| Bore Size | Customizable |
| Quality Check | 100% Testing Before Shipping |
| Power | Hydraulic |
| Trasport Package | Poly wood box/pallet |
| Trademark | CHANGYU |
| Specification | Customizable |
| Oil Port | NPT/SAE/BSPP/Customizable |
| Origin | China, ZheJiang |
| Production Capacity | 10000PCS/year |
1.Suitable and durable accessories. 1.40 years of manufacturing experience.
2.Strict QC process before shipping. 2.Served over thousand customers from 10+ countries.
3,ISO certified. 3.Customizable & Special option available.
1.60days delivery time shorter than 90% of same line. 1.12 months Warranty.
2.Passed stress test before shipping.
3.10 years’ service life.
Product Description
About us
Established in 1984, now HangZhou CHINAMFG Hydraulic Cylinder Co.,Ltd. (hereinafter abbreviated to the CHANGYU) was built in 2003 by restructuring on the base of the predecessor opened in 1984. The Company is a domestic key manufacturer involved into hydraulic cylinder and also a major unit authorized to draft the national industrial standard about hydraulic cylinder. The factory of the Company has a floor area of 140,000m2 which includes a production area about 100,000m2. The Company has a staff team about 150 people. The Company has 2 wholly-owned subsidiaries: HangZhou Changyu Construction Machinery Hydraulic Cylinder Co., Lt. and ZheJiang Changyu Lihua Hydraulic Systems Engineering Design Co., Ltd. The Company had been ISO9001, ISO14001 and OHSAS18001 listed. Specialized in hydraulic cylinders for more than 40 years. Changcheng hydraulic group. Is a leader in the engineering design and manufacture. Also a main member of drawing National Hydraulic Cylinder Standard.
The company has its own intellectual property rights product development organization. Specialized in hydraulic systems, non-standard equipment development and design, but also has a lot of top technicians! Specializing in the development of hydraulic systems, hydraulic cylinders and non-standard equipment. The company has developed a lot of high-end manufacturing equipment in recent years, and has obtained a number of national patents. At the same time, “Changyu brand” hydraulic cylinder series products.
Certifications
Enterprise Features
Packaging & Shipping
FAQ
Q1.What is CHANGYU Product’s quality assurance?
100% inspection for each product before shipping with inspection rereport for tracking.
Q2.How long is the warranty on CHANGYU products?
The warranty is 1 year for general products since the date of shipment.
Q3.How to ensure the order can be shipped on time?
Discuss the delivery date with the customer in advance, and communicate with the customer in time. By the way, if have anyproblems we will contect with customers, and give a solution on time.
Q4.Does CHANGYU offer delivery service?
Yes, we has cooperation with express company to provide customers with quick and convenient.
Q5. How CHANGYU control the product quality?
1.Raw materials:We have perennial cooperation with raw material suppliers are CHINAMFG manufacturers in our country, as well as strict control of raw materials, and the supplier will attach material quality documents.
2.Processing: We have the leading machining equipment, and obtained ISO9001 certification.
3.Heat treatment:We have a professional processing and heat treatment team to ensure the quality of the cylinder.
4.Plating:We have a professional electroplating team to ensure the corrosion resistance of the cylinder and ensure the service life of the cylinder.
5.Assembly pressure test: 100% testing and given the report.
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| Certification: | ISO9001 |
|---|---|
| Pressure: | Customized (0MPa-40MPa) |
| Work Temperature: | Normal Temperature |
| Acting Way: | Double Acting |
| Working Method: | Straight Trip |
| Adjusted Form: | Regulated Type |
| Customization: |
Available
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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.
Can telescopic cylinders be used in manufacturing machinery for material processing?
Yes, telescopic cylinders are commonly used in manufacturing machinery for material processing tasks. Here’s a detailed explanation:
Material handling and manipulation:
Telescopic cylinders are utilized in manufacturing machinery to handle and manipulate materials during the processing stages. They enable lifting, lowering, pushing, or pulling of components, parts, or raw materials, facilitating various manufacturing operations such as cutting, bending, shaping, or assembly.
Positioning and alignment:
Telescopic cylinders contribute to precise positioning and alignment of materials in manufacturing machinery. The controlled extension and retraction of the cylinders allow operators to align workpieces accurately, ensuring consistent quality, dimensional accuracy, and proper fit during material processing.
Adjustable working height:
In manufacturing machinery, telescopic cylinders provide the advantage of adjustable working height. By extending or retracting the cylinders, the height of the work surface or processing area can be modified to accommodate different material sizes or operator preferences. This flexibility enhances ergonomics and facilitates efficient material processing.
Modular design for customization:
Telescopic cylinders feature a modular design that allows for customization according to specific manufacturing requirements. The number of stages or sections can be adjusted to achieve the desired extended length and capacity of the cylinder. This modularity enables telescopic cylinders to be tailored to the dimensions and processing needs of different manufacturing machinery.
Force generation and control:
Telescopic cylinders generate the necessary force to perform material processing tasks. The hydraulic control system regulates the extension and retraction of the cylinders, allowing operators to control the force applied during cutting, bending, or other processing operations. This force control ensures precise and consistent material processing while minimizing the risk of damage or deformation.
Space optimization:
Telescopic cylinders contribute to space optimization in manufacturing machinery. Their compact design allows for efficient utilization of available space, especially in equipment with limited footprint. The telescopic nature of the cylinders enables them to retract when not in use, minimizing the space occupied and allowing for better overall layout and arrangement of the machinery.
Advantages of telescopic cylinders in manufacturing machinery:
Telescopic cylinders offer several advantages in material processing applications within manufacturing machinery:
- Material handling and manipulation capabilities
- Precise positioning and alignment of materials
- Adjustable working height for versatility
- Modular design for customization
- Force generation and control for consistent processing
- Space optimization in compact machinery
Overall, telescopic cylinders are widely used in manufacturing machinery for material processing tasks, providing material handling, positioning, and force control capabilities. Their flexibility, modularity, and precise control contribute to efficient and accurate material processing operations in manufacturing.
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 manufacturing machinery.
Can telescopic cylinders be used for both lifting and pushing applications?
Yes, telescopic cylinders can be used for both lifting and pushing applications. Here’s a detailed explanation:
Lifting applications:
Telescopic cylinders are commonly employed in lifting applications where they provide the necessary force and stroke length to lift heavy loads. The nested structure of telescopic cylinders allows for extended stroke lengths while maintaining a compact retracted length. The hydraulic system supplies pressurized fluid to each stage, generating the force required for lifting. As the stages extend, the load is raised to the desired height.
Pushing applications:
In addition to lifting, telescopic cylinders can also be used for pushing applications. In these cases, the telescopic cylinder applies force in the opposite direction, typically to move or push objects or components. The hydraulic system supplies pressurized fluid to each stage, causing the stages to extend and exert a pushing force. The nested structure of the cylinder ensures that the force is transmitted through each stage, allowing for effective pushing.
Benefits of telescopic cylinders for lifting and pushing:
Telescopic cylinders offer several benefits for both lifting and pushing applications:
- Extended stroke length: Telescopic cylinders provide a longer stroke length compared to other types of cylinders, allowing for increased reach and movement in lifting and pushing operations.
- Compact retracted length: Despite their extended stroke length, telescopic cylinders have a compact retracted length. This is advantageous when space is limited or when a shorter cylinder length is desired.
- High force capabilities: Telescopic cylinders are designed to handle heavy loads and can generate significant force, making them suitable for lifting and pushing applications that require substantial power.
- Adjustability and flexibility: The hydraulic control system of telescopic cylinders allows for adjustability in terms of force, speed, and stroke length, providing flexibility and adaptability to different lifting and pushing requirements.
- Versatility: Telescopic cylinders can be used in various industries and applications, including construction, material handling, automotive, and more, making them versatile solutions for lifting and pushing tasks.
It’s important to consider the specific requirements of the lifting or pushing application and consult the manufacturer’s guidelines to ensure the proper selection, installation, and operation of telescopic cylinders in order to achieve safe and efficient performance.
editor by Dream 2024-05-14
China manufacturer Compact Hydraulic Cylinder for Tunnel Boring Machine vacuum pump brakes
Product Description
| Name | Hydraulic drawbench cylinder |
| Bore diameter | 800mm |
| Rod diameter | 400mm |
| Stroke | 10800mm |
| Working pressure | 27MPa |
| Piston rod material | CK45 |
| Bore material | CK45 |
| Numbers(MOQ) | 1 pcs |
| Package | Packing strap |
| Application | Hydraulic drawbench |
Lian Hydraulic was formed in HangZhou of China with the mission of supplying the world class hydraulic cylinders and hydraulic systems to the various industrial sectors .
Since that date our company has successfully completed numerous installations throughout the Chinese mainland and abroad.
Our factory floor space exceeds 38,000 Sqr. CHINAMFG and our 20 cranes provide us with the capability to handle and machine cylinders and components weighing up to 150,000kgs.
From conception to installation our engineers, factory staff and salesmen strive to ensure that our customers receive the very best in quality products and service.
Our manufacturing facility is capable of producing hydraulic cylinders up to the following dimensions:
Bore Diameter – 2,500 mm
Rod Diameter – 1,500 mm
Stroke – 20,000 mm
The Typical Applications:
Machine Manufacturing
Casting Cylinders
Mobile Hydraulics
Press Manufacturing
Hydroelectric Industry
Offshore Industry
Mining Industry
Hydraulic Systems
Lian Hydraulic source raw materials exclusively from the most reputable and quality approved suppliers in China such as ( HangZhou Pangang, ZheJiang Valin Steel, ZheJiang Baosteel etc.)
We at Lian Hydraulic invite all customers to consider our facility for your next hydraulic project.
| Certification: | ISO9001 |
|---|---|
| Pressure: | Medium Pressure |
| Work Temperature: | Normal Temperature |
| Acting Way: | Single Acting |
| Working Method: | Straight Trip |
| Adjusted Form: | Regulated Type |
| Customization: |
Available
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Can hydraulic cylinders be retrofitted onto existing equipment for improved functionality?
Yes, hydraulic cylinders can be retrofitted onto existing equipment to enhance functionality and performance. Retrofitting hydraulic cylinders onto existing machinery or equipment offers several benefits, including increased power, improved control, enhanced precision, and versatility. Here’s a detailed explanation of how hydraulic cylinders can be retrofitted onto existing equipment for improved functionality:
1. Increased Power:
– Retrofitting hydraulic cylinders allows for the addition of hydraulic power to the existing equipment. By integrating hydraulic cylinders, the equipment can generate higher forces and handle heavier loads. This increased power enables the equipment to perform tasks that were previously challenging or impossible. For example, a retrofit hydraulic cylinder on a crane can enhance its lifting capacity and enable it to handle heavier loads more efficiently.
2. Improved Control:
– Hydraulic cylinders provide precise control over the motion and positioning of equipment. By retrofitting hydraulic cylinders, operators gain better control over the speed, force, and direction of movement. The addition of hydraulic control valves and a hydraulic power unit allows for fine-tuning of the equipment’s operation. Improved control facilitates safer and more efficient operation, reducing the risk of damage and improving overall productivity.
3. Enhanced Precision:
– Retrofitting hydraulic cylinders onto existing equipment can significantly improve precision and accuracy. Hydraulic systems offer precise control over movement, enabling smooth and controlled motion. This enhanced precision is beneficial in applications where precise positioning or repetitive movements are required. For instance, retrofitting hydraulic cylinders onto a robotic arm can enhance its accuracy and repeatability, making it more suitable for tasks that demand high precision.
4. Versatility and Adaptability:
– Retrofitting hydraulic cylinders can increase the versatility and adaptability of existing equipment. Hydraulic systems can be easily integrated with various types of machinery, allowing for the utilization of hydraulic power across different applications. The modular nature of hydraulic components facilitates the retrofitting process, enabling the equipment to perform a broader range of tasks. This versatility is particularly advantageous in industries where equipment needs to adapt to changing operational requirements.
5. Retrofit Kits and Customization:
– Manufacturers often provide retrofit kits that include all the necessary components for integrating hydraulic cylinders onto existing equipment. These kits typically consist of hydraulic cylinders, mounting brackets, hoses, fittings, control valves, and other required accessories. Retrofit kits simplify the retrofitting process and ensure compatibility between the hydraulic components and the existing equipment. Additionally, manufacturers can offer customization options to tailor the retrofit solution to specific equipment and application needs.
6. Cost-Effective Solution:
– Retrofitting hydraulic cylinders onto existing equipment can be a cost-effective solution compared to purchasing new machinery. By leveraging the existing equipment’s structural framework and mechanical components, the overall cost of upgrading can be reduced. Retrofitting also minimizes downtime since the equipment does not need to be completely replaced. Furthermore, the improved functionality and performance resulting from the retrofit can lead to increased productivity and cost savings in the long run.
7. Professional Installation and Expertise:
– Retrofitting hydraulic cylinders onto existing equipment often requires professional installation and expertise. Working with experienced hydraulic system integrators or manufacturers ensures proper installation, compatibility, and optimal performance of the retrofit solution. These professionals can assess the existing equipment, recommend suitable hydraulic components, and carry out the retrofitting process efficiently. Their knowledge and expertise contribute to the successful integration of hydraulic cylinders and the overall improvement of equipment functionality.
In summary, hydraulic cylinders can indeed be retrofitted onto existing equipment to improve functionality. This retrofitting process offers advantages such as increased power, improved control, enhanced precision, versatility, cost-effectiveness, and access to retrofit kits and customization options. By retrofitting hydraulic cylinders, existing equipment can be upgraded to meet evolving operational needs, extend its lifespan, and enhance overall performance.
What considerations are important when selecting hydraulic cylinders for mobile equipment?
To select hydraulic cylinders for mobile equipment, several important considerations need to be taken into account. Here are the key factors to consider:
- Load Capacity: Determine the maximum load or force that the hydraulic cylinder will need to support. This includes both the static load and any dynamic or shock loads that may be encountered during operation.
- Stroke Length: Consider the required stroke length, which is the distance the hydraulic cylinder can extend and retract. Ensure that the stroke length is sufficient for the specific application and range of motion needed.
- Operating Pressure: Determine the maximum operating pressure required for the hydraulic system. This will depend on the load and the specific application. Select a hydraulic cylinder with a pressure rating that exceeds the maximum operating pressure to ensure safety and durability.
- Mounting Style: Consider the available space and the mounting requirements of the mobile equipment. Hydraulic cylinders come in various mounting styles, such as flange, trunnion, clevis, and pivot, among others. Choose a mounting style that is compatible with the equipment and provides the necessary support and stability.
- Size and Weight: Take into account the physical dimensions and weight of the hydraulic cylinder. Ensure that it can fit within the available space and that the equipment can support its weight without compromising performance or safety.
- Speed and Precision: Evaluate the required speed and precision of the hydraulic cylinder’s movement. Different cylinder designs and configurations can affect the speed and accuracy of motion. Consider factors such as cylinder bore size, rod diameter, and the presence of cushioning or dampening features.
- Environmental Factors: Assess the operating environment of the mobile equipment. Consider factors such as temperature extremes, exposure to moisture, dust, and chemicals. Select hydraulic cylinders with appropriate seals and coatings that can withstand the environmental conditions and prevent corrosion or damage.
- Reliability and Maintenance: Consider the reliability and maintenance requirements of the hydraulic cylinders. Look for reputable manufacturers that provide high-quality products with a proven track record. Evaluate factors such as expected service life, availability of spare parts, and ease of maintenance.
- Cost: Finally, consider the cost of the hydraulic cylinders, including the initial purchase price, installation costs, and long-term maintenance expenses. While it is essential to find a cost-effective solution, prioritize quality and performance to ensure safe and efficient operation.
How do hydraulic cylinders ensure precise and controlled movement in equipment?
Hydraulic cylinders are widely used in various equipment and machinery to provide precise and controlled movement. They utilize hydraulic fluid and mechanical components to achieve accurate positioning, smooth operation, and reliable control. Here’s a detailed explanation of how hydraulic cylinders ensure precise and controlled movement in equipment:
1. Hydraulic Principle:
– Hydraulic cylinders operate based on Pascal’s law, which states that pressure exerted on a fluid is transmitted equally in all directions. The hydraulic fluid is contained within the cylinder, and when pressure is applied, it acts on the piston, generating force. By controlling the pressure and flow of hydraulic fluid, the movement of the cylinder can be precisely regulated, allowing for accurate and controlled motion.
2. Force and Load Management:
– Hydraulic cylinders are designed to handle specific loads and forces. The force generated by the hydraulic cylinder depends on the hydraulic pressure and the surface area of the piston. By adjusting the pressure, the force output can be controlled. This allows for precise management of the load and ensures that the cylinder can handle the required force without exerting excessive or insufficient force. Proper load management contributes to the precise and controlled movement of the equipment.
3. Control Valves:
– Control valves play a crucial role in regulating the flow and direction of hydraulic fluid within the cylinder. These valves allow operators to control the extension and retraction of the cylinder, adjust the speed of movement, and stop or hold the cylinder at any desired position. By manipulating the control valves, precise and controlled movement can be achieved, enabling operators to position equipment accurately and perform specific tasks with precision.
4. Flow Control:
– Hydraulic cylinders incorporate flow control valves to manage the rate of hydraulic fluid flow. These valves control the speed of the cylinder’s extension and retraction, allowing for smooth and controlled movement. By adjusting the flow rate, operators can precisely control the speed of the cylinder, ensuring that it moves at the desired rate without sudden or erratic movements. Flow control contributes to the overall precision and control of the equipment’s movement.
5. Position Sensing:
– To ensure precise movement, hydraulic cylinders can be equipped with position sensing devices such as linear transducers or proximity sensors. These sensors provide feedback on the position of the cylinder, allowing for accurate position control and closed-loop control systems. By continuously monitoring the position, the equipment’s movement can be controlled with high accuracy, enabling precise positioning and operation.
6. Proportional Control:
– Advanced hydraulic systems utilize proportional control technology, which allows for precise and fine-tuned control of the hydraulic cylinder’s movement. Proportional valves, often operated by electronic control systems, provide variable flow rates and pressure adjustments. This technology enables precise control of speed, force, and position, resulting in highly accurate and controlled movement of the equipment.
7. Cushioning and Damping:
– Hydraulic cylinders can incorporate cushioning and damping mechanisms to ensure smooth and controlled movement at the end of the stroke. Cushioning features, such as adjustable cushions or shock absorbers, reduce the impact and decelerate the cylinder before reaching the end of the stroke. This prevents abrupt stops and minimizes vibrations, contributing to precise and controlled movement.
8. Load Compensation:
– Some hydraulic systems utilize load compensation mechanisms to maintain precise movement even when the load varies. Load-sensing systems monitor the load demand and adjust the hydraulic pressure and flow accordingly to meet that demand. This compensation ensures that the equipment’s movement remains accurate and controlled, regardless of changes in the applied load.
In summary, hydraulic cylinders ensure precise and controlled movement in equipment through the application of hydraulic principles, force and load management, control valves, flow control, position sensing, proportional control, cushioning and damping mechanisms, and load compensation. These features and technologies allow operators to achieve accurate positioning, smooth operation, and reliable control, enabling equipment to perform tasks with precision and efficiency. The combination of hydraulic power and careful design considerations ensures that hydraulic cylinders deliver precise and controlled movement in a wide range of industrial applications.
editor by CX 2023-12-01