China manufacturer Hydraulic Hollow Plunger Double Acting Mechanical Telescopic Compact Cylinder vacuum pump diy

Product Description

Hydraulic cylinder(FEE)

Effective diameter Number of stages Stroke Max working pressure
110-214 mm 3-6 3100-9530 mm 150-250 Bar

 

 

 

 

HangZhou Chengfeiyue hydraulic Machinery Co., LTD focuses on the production and development of hydraulic system. We mainly produce lift valves, limit valves, pneumatic control valve, gear pumps and A complete set of hydraulic system components. Our company is located in Industrial Park, HangZhou City, ZheJiang Province. 
 

Production Process
Our company now has advanced excellent imported horizontal processing center and vertical processing center, also advanced cathodic electrophoretic coating production line and other precision manufacturing equipment have been introduced. We have cylindricity tester, hardness tester, thread tester, simulation vehicle hydraulic system test bench and other advanced laboratory, inspection equipment.
It has different processing workshops, including Rough machining,Finish machining,Pneumatic valve, limit valve processing zone,Centerless grinding machine,Cleaning machine ,Electrophoretic workshop,Assembly  shop,Quality check,Testbed,etc.

 

 

Enterprise Certificate
Our company management team, research and development team and production team. Our team has rich experience in the development and manufacturing of complete hydraulic systems and strict quality management system (ISO9001:2015 and ISO/TS16949:2009 International Quality Management System Certification)
Our enterprise spirit is “work earnestly and be honest”. Take science and technology as the guide, take innovation as the soul, seek development by quality, and try our best to build famous brands in the world.

 

 

 

 

FAQ
How could I get a sample?
Before we received the first order, please afford the sample cost and express fee. We will return the sample cost back to you within your first order.

Sample time?
Existing items: Within 15 days.

Whether you could make our brand on your products?
Yes. We can print your Logo on both the products and the packages if you can meet our MOQ.

 

 

 

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

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Customization:
Available

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double acting hydraulic cylinder

How does a double-acting hydraulic cylinder contribute to controlled and precise movement?

A double-acting hydraulic cylinder plays a crucial role in achieving controlled and precise movement in hydraulic systems. Here’s a detailed explanation:

1. Bi-Directional Operation: Double-acting hydraulic cylinders are designed to generate force in both directions. By supplying pressurized hydraulic fluid to the cap end of the cylinder, the piston extends and produces force. Conversely, supplying fluid to the rod end retracts the piston. This bi-directional operation allows for precise control over the movement of loads in both directions, enabling controlled and precise positioning.

2. Adjustable Force Output: The force output of a double-acting hydraulic cylinder can be adjusted by controlling the hydraulic pressure applied to the cylinder. By regulating the pressure in the hydraulic system, the force generated by the cylinder can be varied to match the specific load requirements. This adjustability allows for precise control over the force exerted by the cylinder, contributing to controlled and precise movement.

3. Flow Control: Double-acting hydraulic cylinders can incorporate flow control valves or throttle valves in the hydraulic circuit. These valves regulate the flow rate of hydraulic fluid entering or exiting the cylinder, controlling the speed of movement. By adjusting the flow rate, the movement of the cylinder can be slowed down or sped up, allowing for precise control over the speed of operation. This flow control capability enhances the controlled and precise movement of the cylinder.

4. Position Feedback Devices: To achieve precise movement, double-acting hydraulic cylinders can be equipped with position feedback devices, such as linear transducers or potentiometers. These devices provide real-time information about the position of the cylinder’s piston. The position feedback data can be used to accurately control the movement and position of the load, ensuring precise positioning and movement control.

5. Proportional Control: Double-acting hydraulic cylinders can be integrated into proportional control systems. Proportional control utilizes electronic or electro-hydraulic systems to proportionally regulate the hydraulic pressure and flow, allowing for fine control over the cylinder’s movement. This precise control mechanism enables accurate and controlled movement, making it suitable for applications that require precise positioning or synchronization of multiple cylinders.

6. System Stability: Double-acting hydraulic cylinders contribute to controlled and precise movement by providing system stability. The hydraulic fluid acts as an incompressible medium, transmitting force from the cylinder to the load without significant loss or deformation. This stability ensures that the movement of the cylinder is consistent and predictable, allowing for precise control over the load’s position.

7. Mechanical Advantage: Double-acting hydraulic cylinders leverage mechanical advantage to enhance controlled and precise movement. The design of the cylinder incorporates a larger surface area on the cap end of the piston compared to the rod end. This size difference creates a force amplification effect, enabling the cylinder to exert greater force during the extension stroke. This mechanical advantage allows for finer control over the movement and positioning of the load.

By combining bi-directional operation, adjustable force output, flow control, position feedback devices, proportional control, system stability, and mechanical advantage, double-acting hydraulic cylinders contribute to controlled and precise movement in a wide range of applications.

double acting hydraulic cylinder

Can double-acting hydraulic cylinders be used in hydraulic presses for material forming?

Yes, double-acting hydraulic cylinders are commonly used in hydraulic presses for material forming processes. Here’s a detailed explanation:

1. Generating High Force: Hydraulic presses require a significant amount of force to deform and shape materials. Double-acting hydraulic cylinders are capable of generating high forces in both the extending and retracting strokes. This bidirectional force generation is crucial for material forming operations, as it allows for consistent and controlled force application throughout the entire forming process.

2. Precise Force Control: Double-acting hydraulic cylinders offer precise control over force application. The flow rate and pressure of the hydraulic fluid can be regulated using valves and control mechanisms. By adjusting these parameters, operators can control the speed, intensity, and duration of the force applied by the cylinder. This level of control ensures accurate and repeatable material forming, preventing over- or under-forming and achieving the desired dimensional accuracy.

3. Adjustable Stroke Length: Double-acting hydraulic cylinders often feature adjustable stroke lengths. The stroke length refers to the distance the piston can travel within the cylinder. By adjusting the position of the end stops or limit switches, operators can modify the stroke length to match the specific material forming requirements. This adjustability allows for flexibility in accommodating different material thicknesses, shapes, and forming profiles.

4. Flexibility in Die Design: Hydraulic presses utilizing double-acting cylinders offer flexibility in die design. The die is the tooling used to shape and form the material. With the bidirectional force generation of double-acting cylinders, the die can be designed for both positive and negative forming actions. Whether it’s bending, deep drawing, embossing, or other forming processes, the hydraulic press can exert force in the desired direction to achieve the desired material deformation.

5. Damping and Shock Absorption: Material forming processes in hydraulic presses often involve high impact forces. Double-acting hydraulic cylinders are equipped with damping and shock absorption features to minimize vibrations and prevent damage. They may incorporate adjustable cushions or shock absorbers at the end of the cylinder stroke, decelerating the piston before it reaches the end of its travel. These features contribute to stable force application, protect the hydraulic system, and ensure the longevity of the press.

6. Safety Measures: Hydraulic presses incorporating double-acting hydraulic cylinders often include safety measures to protect operators and prevent accidents. These may include emergency stop buttons, safety interlocks, and pressure relief valves. These safety features help ensure the safe operation of the press and protect against excessive forces or unexpected movements.

Given their ability to generate high force, precise force control, adjustable stroke length, flexibility in die design, damping and shock absorption features, as well as the inclusion of safety measures, double-acting hydraulic cylinders are well-suited for use in hydraulic presses for material forming processes. They play a crucial role in achieving accurate and efficient material shaping and are widely used in industries such as automotive, aerospace, and manufacturing.

double acting hydraulic cylinder

What are the key components and design features of a double-acting hydraulic cylinder?

A double-acting hydraulic cylinder consists of several key components and incorporates specific design features to enable its functionality. Here’s a detailed explanation:

1. Barrel: The barrel, also known as the cylinder tube, is a cylindrical structure that provides the main body of the hydraulic cylinder. It is typically constructed from high-strength, durable materials such as steel or aluminum to withstand the hydraulic pressure and external forces.

2. Piston: The piston is a cylindrical component that divides the interior of the hydraulic cylinder into two chambers—the cap-end chamber and the rod-end chamber. It is usually made of materials like steel or cast iron. The piston is designed to fit tightly within the barrel, forming a seal to prevent hydraulic fluid leakage between the chambers.

3. Rod: The rod, also known as the piston rod or plunger, is connected to the piston and extends through one end of the hydraulic cylinder. It provides the external connection point for attaching loads or other mechanical components. The rod is typically made of high-strength steel to withstand the forces applied during operation.

4. Seals: Seals are essential components in double-acting hydraulic cylinders to maintain the separation of the two chambers and prevent hydraulic fluid leakage. There are various types of seals used, including piston seals, rod seals, and wiper seals. These seals are typically made of materials such as rubber or polyurethane and are designed to provide an effective barrier against fluid leakage.

5. Hydraulic Ports: A double-acting hydraulic cylinder has two hydraulic ports—one connected to the cap end and the other connected to the rod end of the cylinder. These ports enable the inflow and outflow of hydraulic fluid to and from the respective chambers. The hydraulic ports are typically equipped with fittings or connectors to facilitate the connection of hydraulic hoses or pipes.

6. Mounting Options: Double-acting hydraulic cylinders are designed with various mounting options to facilitate their installation and integration into hydraulic systems. Common mounting options include flange mounts, trunnion mounts, clevis mounts, and foot mounts. These mounting options provide flexibility in connecting the hydraulic cylinder to other components or structures.

7. Cushioning Mechanism: Some double-acting hydraulic cylinders incorporate cushioning mechanisms to dampen the impact and decelerate the piston at the end of its stroke. This helps to reduce shock, minimize noise, and prolong the lifespan of the cylinder. Cushioning mechanisms can include adjustable cushions, fixed cushions, or hydraulic cushioning systems.

8. Surface Coatings: Depending on the application and operating conditions, double-acting hydraulic cylinders may feature surface coatings to enhance their performance and durability. Common surface coatings include chrome plating or other corrosion-resistant coatings to protect against wear, corrosion, and environmental factors.

These key components and design features work together to enable the functionality and reliability of double-acting hydraulic cylinders. They allow for the controlled extension and retraction of the piston, the generation of bidirectional force, and the efficient transmission of hydraulic power.

China manufacturer Hydraulic Hollow Plunger Double Acting Mechanical Telescopic Compact Cylinder   vacuum pump diyChina manufacturer Hydraulic Hollow Plunger Double Acting Mechanical Telescopic Compact Cylinder   vacuum pump diy
editor by CX 2023-10-20

double acting hydraulic cylinder

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