China Standard Qingdao CZPT Customized Welded Clevis Double Action Agriculture Machine Hydraulic Cylinders vacuum pump connector

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

Ruilan 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

 

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

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hydraulic cylinder

What advancements in hydraulic cylinder technology have improved sealing and reliability?

Advancements in hydraulic cylinder technology have continuously contributed to improving sealing and reliability in hydraulic systems. These advancements aim to address common challenges such as leakage, wear, and failure of seals, ensuring optimal performance and longevity. Here are several key advancements that have significantly improved sealing and reliability in hydraulic cylinders:

1. High-Performance Sealing Materials:

– The development of advanced sealing materials has greatly improved the sealing capabilities of hydraulic cylinders. Traditional sealing materials like rubber have been replaced or enhanced with high-performance materials such as polyurethane, PTFE (polytetrafluoroethylene), and various composite materials. These materials offer superior resistance to wear, temperature, and chemical degradation, resulting in improved sealing performance and extended seal life.

2. Enhanced Seal Designs:

– Advancements in seal designs have focused on improving sealing efficiency and reliability. Innovative seal profiles, such as lip seals, wipers, and scrapers, have been developed to optimize fluid retention and prevent contamination. These designs provide better sealing performance, minimizing the risk of fluid leakage and maintaining system integrity. Additionally, improved seal geometries and manufacturing techniques ensure tighter tolerances, reducing the potential for seal failure due to misalignment or extrusion.

3. Integrated Seal and Bearing Systems:

– Hydraulic cylinders now incorporate integrated seal and bearing systems, where the sealing elements also serve as bearing surfaces. This design approach reduces the number of components and potential failure points, improving overall reliability. By integrating seals and bearings, the risk of seal damage or displacement due to excessive loads or misalignment is minimized, resulting in enhanced sealing performance and increased reliability.

4. Advanced Coatings and Surface Treatments:

– The application of advanced coatings and surface treatments to hydraulic cylinder components has significantly improved sealing and reliability. Coatings such as chrome plating or ceramic coatings enhance surface hardness, wear resistance, and corrosion resistance. These surface treatments provide a smoother and more durable surface for seals to operate against, reducing friction and improving sealing performance. Moreover, specialized coatings can also provide self-lubricating properties, reducing the need for additional lubrication and enhancing reliability.

5. Sealing System Monitoring and Diagnostic Technologies:

– The integration of monitoring and diagnostic technologies in hydraulic systems has revolutionized seal performance and reliability. Sensors and monitoring systems can detect and alert operators to potential seal failures or leaks before they escalate. Real-time monitoring of pressure, temperature, and seal performance parameters allows for proactive maintenance and early intervention, preventing costly downtime and ensuring optimal sealing and reliability.

6. Computational Modeling and Simulation:

– Computational modeling and simulation techniques have played a significant role in advancing hydraulic cylinder sealing and reliability. These tools enable engineers to analyze and optimize seal designs, fluid flow dynamics, and contact stresses. By simulating various operating conditions, potential issues such as seal extrusion, wear, or leakage can be identified and mitigated early in the design phase, resulting in improved sealing performance and enhanced reliability.

7. Systematic Maintenance Practices:

– Advances in hydraulic cylinder technology have also emphasized the importance of systematic maintenance practices to ensure sealing and overall system reliability. Regular inspection, lubrication, and replacement of seals, as well as routine system flushing and filtration, help prevent premature seal failure and optimize sealing performance. Implementing preventive maintenance schedules and adhering to recommended service intervals contribute to extended seal life and enhanced reliability.

In summary, advancements in hydraulic cylinder technology have led to significant improvements in sealing and reliability. High-performance sealing materials, enhanced seal designs, integrated seal and bearing systems, advanced coatings and surface treatments, sealing system monitoring and diagnostics, computational modeling and simulation, and systematic maintenance practices have all played key roles in achieving optimal sealing performance and increased reliability. These advancements have resulted in more efficient and dependable hydraulic systems, minimizing leakage, wear, and failure of seals, and ultimately improving the overall performance and longevity of hydraulic cylinders in diverse applications.

hydraulic cylinder

Ensuring Stable Performance of Hydraulic Cylinders Under Fluctuating Loads

Hydraulic cylinders are designed to provide stable performance even under fluctuating loads. They achieve this through various mechanisms and features that allow for efficient load control and compensation. Let’s explore how hydraulic cylinders ensure stable performance under fluctuating loads:

  1. Piston Design: The piston inside the hydraulic cylinder plays a crucial role in load control. It is typically equipped with seals and rings that prevent leakage of hydraulic fluid and ensure effective transfer of force. The piston design may incorporate features such as stepped or tandem pistons, which provide enhanced load-bearing capabilities and improved stability by distributing the load across multiple surfaces.
  2. Cylinder Cushioning: Hydraulic cylinders often incorporate cushioning mechanisms to minimize the impact and shock caused by fluctuating loads. Cushioning can be achieved through various methods, such as adjustable cushion screws, hydraulic cushioning valves, or elastomeric cushioning rings. These mechanisms slow down the piston’s movement near the end of the stroke, reducing the impact and preventing sudden stops that could lead to instability.
  3. Pressure Compensation: Fluctuating loads can result in pressure variations within the hydraulic system. To ensure stable performance, hydraulic cylinders are equipped with pressure compensation mechanisms. These mechanisms maintain a consistent pressure level in the system, regardless of load changes. Pressure compensation can be achieved through the use of pressure relief valves, compensating pistons, or pressure-compensated flow control valves.
  4. Flow Control: Hydraulic cylinders often incorporate flow control valves to regulate the speed of the cylinder’s movement. By controlling the flow rate of hydraulic fluid, the cylinder’s motion can be adjusted to match the changing load conditions. Flow control valves allow for smooth and controlled movement, preventing abrupt changes that could lead to instability.
  5. Feedback Systems: To ensure stable performance under fluctuating loads, hydraulic cylinders can be integrated with feedback systems. These systems provide real-time information on the cylinder’s position, velocity, and force. By continuously monitoring these parameters, the hydraulic system can make immediate adjustments to maintain stability and compensate for load fluctuations. Feedback systems can include position sensors, pressure sensors, or load sensors, depending on the specific application.
  6. Proper Sizing and Selection: Ensuring stable performance under fluctuating loads starts with proper sizing and selection of hydraulic cylinders. It is crucial to choose cylinders with appropriate bore size, rod diameter, and stroke length to match the anticipated load conditions. Oversized or undersized cylinders can lead to instability and reduced performance. Proper sizing also involves considering factors such as the required force, speed, and duty cycle of the application.

In summary, hydraulic cylinders ensure stable performance under fluctuating loads through features such as piston design, cushioning mechanisms, pressure compensation, flow control, feedback systems, and proper sizing and selection. These mechanisms and considerations allow hydraulic cylinders to provide consistent and controlled movement, even in dynamic load conditions, resulting in reliable and stable performance.

hydraulic cylinder

What are the common signs of wear or leakage that indicate hydraulic cylinder issues?

Hydraulic cylinders are critical components in hydraulic systems, and wear or leakage can lead to performance issues and potential system failures. It is important to be aware of the common signs that indicate hydraulic cylinder problems. Here’s a detailed explanation of the common signs of wear or leakage that indicate hydraulic cylinder issues:

1. Fluid Leakage:

– Fluid leakage is one of the most obvious signs of hydraulic cylinder problems. If you notice hydraulic fluid leaking from the cylinder, it indicates a seal failure or damage to the cylinder. Leaking fluid may be visible around the rod, piston, or cylinder body. It is important to address fluid leakage promptly as it can lead to a loss of system efficiency, contamination of the surrounding environment, and potential damage to other system components.

2. Reduced Performance:

– Wear or internal damage to the hydraulic cylinder can result in reduced performance. You may notice a decrease in the cylinder’s force output, slower operation, or difficulty in extending or retracting the cylinder. Reduced performance can be indicative of worn seals, damaged piston or rod, internal leakage, or contamination within the cylinder. Any noticeable decrease in the cylinder’s performance should be inspected and addressed to prevent further damage or system inefficiencies.

3. Abnormal Noise or Vibrations:

– Unusual noise or vibrations during the operation of a hydraulic cylinder can indicate internal wear or damage. Excessive noise, knocking sounds, or vibrations that are not typical for the system may suggest problems such as worn bearings, misalignment, or loose internal components. These signs should be investigated to identify the source of the issue and take appropriate corrective measures.

4. Excessive Heat:

– Overheating of the hydraulic cylinder is another sign of potential issues. If the cylinder feels excessively hot to the touch during normal operation, it may indicate problems such as internal leakage, fluid contamination, or inadequate lubrication. Excessive heat can lead to accelerated wear, reduced efficiency, and overall system malfunctions. Monitoring the temperature of the hydraulic cylinder is important to detect and address potential problems.

5. External Damage:

– Physical damage to the hydraulic cylinder, such as dents, scratches, or bent rods, can contribute to wear and leakage issues. External damage can compromise the integrity of the cylinder, leading to fluid leakage, misalignment, or inefficient operation. Regular inspection of the cylinder’s external condition is essential to identify any visible signs of damage and take appropriate actions.

6. Seal Failure:

– Hydraulic cylinder seals are critical components that prevent fluid leakage and maintain system integrity. Signs of seal failure include fluid leakage, reduced performance, and increased friction during cylinder operation. Damaged or worn seals should be replaced promptly to prevent further deterioration of the cylinder’s performance and potential damage to other system components.

7. Contamination:

– Contamination within the hydraulic cylinder can cause wear, damage to seals, and overall system inefficiencies. Signs of contamination include the presence of foreign particles, debris, or sludge in the hydraulic fluid or visible damage to seals and other internal components. Regular fluid analysis and maintenance practices should be implemented to prevent contamination and address any signs of contamination promptly.

8. Irregular Seal Wear:

– Hydraulic cylinder seals can wear over time due to friction, pressure, and operating conditions. Irregular seal wear patterns, such as uneven wear or excessive wear in specific areas, may indicate misalignment or improper installation. Monitoring the condition of the seals during regular maintenance can help identify potential issues and prevent premature seal failure.

It is important to address these common signs of wear or leakage promptly to prevent further damage, ensure the optimal performance of hydraulic cylinders, and maintain the overall efficiency and reliability of the hydraulic system. Regular inspection, maintenance, and timely repairs or replacements of damaged components are key to mitigating hydraulic cylinder issues and maximizing system longevity.
China Standard Qingdao CZPT Customized Welded Clevis Double Action Agriculture Machine Hydraulic Cylinders   vacuum pump connector	China Standard Qingdao CZPT Customized Welded Clevis Double Action Agriculture Machine Hydraulic Cylinders   vacuum pump connector
editor by CX 2023-10-26

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