Product Description

  • Series L2 
  • Component series 2X 
  • Nominal pressure 160  … 250 bar 
  • Piston Ø 25  … 200 mm 
  • Piston rod Ø 14  … 125 mm 
  • Stroke length up to 3000 mm 

Company Profile

ZheJiang Zhongye Electromechanical Technology Co., LTD. is located in HangZhou High-tech International Enterprise Port Building 19, Liandong U Valley, High-tech Zone, HangZhou , ZheJiang Province, China.with a total investment of over 300 million yuan. Specializing in hydraulic piston pump, hydraulic valve, hydraulic motor, hydraulic cylinder and other hydraulic components research and development and remanufacturing.
Our boss has been engaged in the hydraulic industry for 36 years, and has a profound cultural background and understanding of the hydraulic field. He has successively established HangZhou CHINAMFG Excavator Co., LTD., ZheJiang CHINAMFG Fluid Transmission Co., LTD. In order to expand the operation and increase the export trade business, he introduced 2 directors with foreign investment experience to set up ZheJiang Zhongye Electromechanical Technology Co., LTD.
At Chairman, zhongye Electromechanical has close cooperation and exchanges with the leading universities in the field of fluid transmission in China, such as HangZhou Institute of Technology, and ZHangZhoug University, and has jointly established the "Fluid Transmission and Control Industry-University-Research Center" with HangZhou Institute of Technology, transforming scientific research theories into practical results. Determined to make the core characteristic service, and to do well, bigger, stronger, promote the common progress of the industry, drive the development of China's hydraulic industry, to the world's leading fluid transmission and control system.

Our Advantages

1.     Sock: There are a huge stock of hydraulic piston pump/motor/cylinder/reduction gears/solenoid Valve/pilot handle/parts etc.

2.     Packaging: Adopt a variety of packaging and multiple protection to ensure the integrity of products.
3.     Double plastic bags: the inner layer is rust and oil proof, and the outer layer is double protection to prevent rain from affecting the external packaging and then affecting the product
4.     High elastic foam paper: secure and provide close protection to the product
5.     Wooden case: prevent direct impact on products during transportation
6.     Logistics: The company is equipped with logistics department and freight drivers to ensure the safety and timely delivery of goods to the designated place/warehouse/port.
7.     Certificates: CE and EAC (Russian customs union )
8.     Our boss has 36 years experience in hydraulic industry and technical engineers are all has more than 15 years .
9.     Our factory is closed to ZheJiang port & HangZhou port.

FAQ

 

Q1. What is your terms of packing?
A: Generally, we pack our goods in anti-rust treatment/polybag/foam boards and wooden cartons. If you have legally registered patent,we can pack the goods in your branded boxes after getting your authorization letters.

Q2. What is your terms of payment?
A: T/T 30% advance payment, and 70% before delivery. We'll show you the photos of the products and packages before you pay the balance.

Q3. What is your terms of delivery?
A: EXW, FOB, CFR, CIF, DDP, DDU.

Q4. How about your delivery time?
A: Generally, it will take 5 to 10 days after receiving your advance payment if there are stock, otherwise it will take 20-25days. The specific delivery time depends on the items and the quantity of your order.

Q5. What is your sample policy?
A: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and the freight.

Q6. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery to ensure the quality of products.

Q7: How do you make our business long-term and good relationship?
A:1. We keep good quality and competitive price to ensure our customers benefit ;
2. We respect every customer as our friend and we sincerely do business and make friends with them,no matter where they come from.

Installation Instructions

1. oil purity In order to ensure the service life of the hydraulic cylinder, the hydraulic system must be set up in the filter, effectively prevent pollution, the purity of the oil should meet the ISO4406 standards, the quality of the filter should also meet the corresponding ISO standards. The actual condition of the filter shall be performed according to the system classification standard, but not lower than the minimum 19/15 rating of ISO4406, that is, the 24/15715 (beta) rating of ISO4572.

2. Hydraulic cylinder When the hydraulic cylinder needs to be stored for a period of time, the following methods are recommended: The hydraulic cylinder should be stored in a dry, clean, non-corrosive gas indoor environment, pay attention to protect the hydraulic cylinder from internal and external corrosion damage. The hydraulic cylinder should be as vertical as possible, and the piston rod upward, so that the hydraulic cylinder in the possibility of condensation caused by corrosion, and permanent deformation of the seal resulting in the weight of the piston and piston rod to a minimum. Hold oil port guard until connecting wire. Long-term storage, should be in the hydraulic cylinder piston on both sides of the filling application, to prevent corrosion in the cylinder. If the hydraulic cylinder is placed outside for a period of time, the unpainted surface such as the end of the piston rod should be protected.

3. One side under the protective cover of the hydraulic cylinder oil port can only be selected on the connecting line to prevent sundry entry. The connecting line must be cleaned and connected in series. The hydraulic system must be equipped with oil filter and tested regularly. In the case of a large number of fibers, fast drying chemicals adhesion, high temperature and splashing of impurities, the hydraulic cylinder must be unprotected. The piston rod should be fully tightened with load and checked regularly to prevent the connection thread from loosening; Irregular check guide rod end seal bushing and piston rod rotation deviation. The hydraulic cylinder must ensure the attachment of the piston rod and the connecting rod end, when the piston rod out and back in a straight line, otherwise it will lead to excessive wear of the gland and the cylinder, thus shortening the service life of the hydraulic cylinder. Different considerations for hydraulic cylinder installation During installation, it is recommended to choose thrust keys or thrust structures to resist the shear stress of the connection bolts. Rod mounting and extension lengths can be customized, and the installation torque is the same as the rod torque.

Detailed Photos

 

 

Other Products

 

 

Certification: CE, ISO9001, Eac
Pressure: High Pressure
Work Temperature: Normal Temperature
Acting Way: Single Acting
Working Method: Straight Trip
Adjusted Form: Regulated Type
Customization:
Available

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hydraulic cylinder

How do manufacturers ensure the durability and reliability of hydraulic cylinders?

Manufacturers employ various strategies and techniques to ensure the durability and reliability of hydraulic cylinders. These measures are crucial as hydraulic cylinders are often subjected to demanding operating conditions and heavy loads. To ensure their longevity and dependable performance, manufacturers focus on the following aspects:

1. High-Quality Materials:

- Manufacturers use high-quality materials in the construction of hydraulic cylinders. Components such as cylinder barrels, piston rods, seals, and bearings are made from materials that possess excellent strength, corrosion resistance, and wear resistance properties. Common materials used include high-grade steel alloys, chrome-plated rods, and specialized coatings. The selection of appropriate materials ensures that hydraulic cylinders can withstand the stresses, pressures, and environmental conditions they encounter during operation.

2. Robust Design:

- Hydraulic cylinders are designed to withstand high loads and harsh operating conditions. Manufacturers use computer-aided design (CAD) software and finite element analysis (FEA) techniques to optimize the cylinder's structural integrity and performance. The design includes factors such as proper wall thickness, reinforcement in critical areas, and appropriate sizing of components. Robust design practices ensure that hydraulic cylinders can withstand the forces and stresses they encounter, preventing premature failure and ensuring durability.

3. Quality Manufacturing Processes:

- Manufacturers follow stringent quality control measures during the manufacturing processes of hydraulic cylinders. These processes include precision machining, welding, heat treatment, and surface finishing. Skilled technicians and advanced machinery are employed to ensure dimensional accuracy, proper fitment of components, and overall quality. By adhering to strict manufacturing processes and quality standards, manufacturers can produce hydraulic cylinders with consistent performance and reliability.

4. Sealing Technology:

- The sealing system of hydraulic cylinders is critical for their durability and reliability. Manufacturers utilize advanced sealing technologies such as lip seals, O-rings, and composite seals to prevent fluid leakage and ingress of contaminants. Properly designed and high-quality seals ensure that hydraulic cylinders can maintain their performance over extended periods. Seals are tested for their compatibility with the hydraulic fluid, pressure resistance, and resilience to environmental factors such as temperature and humidity.

5. Performance Testing:

- Manufacturers subject hydraulic cylinders to rigorous performance testing to validate their durability and reliability. These tests simulate real-world operating conditions and evaluate factors such as load capacity, pressure resistance, fatigue life, and leakage. Performance testing helps identify any design flaws or weaknesses in the hydraulic cylinder and allows manufacturers to make necessary improvements. By conducting thorough performance testing, manufacturers can ensure that hydraulic cylinders meet or exceed the required performance standards.

6. Compliance with Industry Standards:

- Manufacturers adhere to industry standards and regulations to ensure the durability and reliability of hydraulic cylinders. These standards, such as ISO 6020/6022 and NFPA T3.6.7, provide guidelines for design, manufacturing, and performance requirements. By following these standards, manufacturers ensure that hydraulic cylinders are designed and built to meet specific quality and safety criteria. Compliance with industry standards helps establish a baseline for durability and reliability and instills confidence in the performance of hydraulic cylinders.

7. Regular Maintenance and Service:

- Manufacturers provide recommendations for regular maintenance and service of hydraulic cylinders. This includes guidelines for lubrication, inspection of components, and replacement of wear parts such as seals and bearings. Following the manufacturer's maintenance guidelines helps ensure the long-term durability and reliability of hydraulic cylinders. Regular maintenance also allows for the early detection of potential issues, preventing major failures and extending the service life of the hydraulic cylinders.

8. Customer Support and Warranty:

- Manufacturers provide customer support and warranty services to address any issues that arise with hydraulic cylinders. They offer technical assistance, troubleshooting guidance, and replacement of defective components. The warranty ensures that customers receive reliable and durable hydraulic cylinders and provides recourse in case of any manufacturing defects or premature failures. Strong customer support and warranty policies reflect the manufacturer's commitment to the durability and reliability of their products.

In summary, manufacturers ensure the durability and reliability of hydraulic cylinders through the use of high-quality materials, robust design practices, stringent manufacturing processes, advanced sealing technology, thorough performance testing, compliance with industry standards, regular maintenance guidelines, and customer support with warranty services. By focusing on these aspects, manufacturers can produce hydraulic cylinders that can withstand demanding conditions, provide long service life, and deliver reliable performance in various applications.

hydraulic cylinder

Contribution of Hydraulic Cylinders to the Precision of Robotic and Automation Systems

Hydraulic cylinders play a significant role in enhancing the precision of robotic and automation systems. These systems rely on precise and controlled movements to perform various tasks with accuracy and repeatability. Let's explore how hydraulic cylinders contribute to the precision of robotic and automation systems:

  1. Precise Positioning: Hydraulic cylinders enable precise positioning of robotic arms or automation components. They provide accurate control over the linear motion required for tasks such as picking, placing, and assembly. By precisely controlling the extension and retraction of the hydraulic cylinder, the system can achieve the desired position with high accuracy, ensuring precise alignment and consistent results.
  2. Controlled Motion: Hydraulic cylinders offer controlled and smooth motion, which is crucial for precise operation in robotic and automation systems. The flow of hydraulic fluid can be precisely regulated to control the speed and acceleration of the cylinder's movement. This precise control allows for gentle and controlled movements, minimizing vibrations, overshooting, or jerky motions that could affect the accuracy of the system.
  3. Force Control: Hydraulic cylinders provide force control capabilities that contribute to precision in robotic and automation systems. By adjusting the hydraulic pressure, the force exerted by the cylinder can be precisely controlled. This is particularly valuable in applications that require delicate force-sensitive tasks, such as gripping fragile objects or performing precise force feedback during assembly or testing processes.
  4. Load Handling: Hydraulic cylinders are capable of handling heavy loads, allowing robotic and automation systems to manipulate and transport objects with precision. The high force capabilities of hydraulic cylinders ensure secure and stable handling of loads, minimizing the risk of slippage or imprecise positioning. This is crucial in applications where precise control over heavy objects is required, such as material handling or industrial assembly processes.
  5. Durability and Reliability: Hydraulic cylinders are known for their durability and reliability in demanding industrial environments. The ability to withstand repeated use, high loads, and harsh conditions ensures consistent performance over time. This reliability contributes to the precision of robotic and automation systems, as any deviation or failure in the cylinder's movement could lead to inaccuracies or disruptions in the system's operation.

In summary, hydraulic cylinders make significant contributions to the precision of robotic and automation systems by enabling precise positioning, controlled motion, force control, load handling, and offering durability and reliability. These capabilities ensure accurate and repeatable movements, minimize errors, and enhance the overall precision of the system. By incorporating hydraulic cylinders into robotic and automation systems, manufacturers can achieve higher levels of precision, efficiency, and productivity in various industrial applications.

hydraulic cylinder

Can you provide real-world examples of machinery that heavily rely on hydraulic cylinders?

Hydraulic cylinders are widely used in various industries and applications due to their ability to provide powerful and precise linear motion. They play a crucial role in enabling the operation of heavy machinery that requires controlled force and movement. Here are some real-world examples of machinery that heavily rely on hydraulic cylinders:

1. Construction Equipment:

- Hydraulic cylinders are extensively used in construction machinery, such as excavators, bulldozers, loaders, and cranes. These machines rely on hydraulic cylinders to perform tasks like lifting heavy loads, extending and retracting booms, tilting buckets, and controlling the movement of various components. Hydraulic cylinders provide the power and precision required to handle the demanding conditions and heavy loads encountered in construction projects.

2. Agricultural Machinery:

- Many agricultural machines, including tractors, combine harvesters, and sprayers, utilize hydraulic cylinders for critical operations. Hydraulic cylinders are used to control the movement of attachments, such as front loaders, backhoes, and plows. They enable functions like lifting and lowering implements, adjusting cutting heights, and controlling the positioning of harvesting equipment. Hydraulic cylinders enhance efficiency and productivity in agricultural operations.

3. Material Handling Equipment:

- Hydraulic cylinders are integral components of material handling equipment, such as forklifts, pallet jacks, and cranes. These machines rely on hydraulic cylinders to lift and lower loads, tilt platforms or forks, and control the movement of lifting mechanisms. Hydraulic cylinders provide the necessary strength and precision to handle heavy loads and ensure safe and efficient material handling operations.

4. Industrial Machinery:

- Various industrial machinery and equipment heavily rely on hydraulic cylinders for critical functions. Examples include hydraulic presses, injection molding machines, metal-forming machines, and hydraulic-powered robots. Hydraulic cylinders enable precise control of force and movement in these applications, allowing for accurate shaping, pressing, and assembly processes.

5. Mining Equipment:

- Hydraulic cylinders are extensively used in mining machinery and equipment. Underground mining machines, such as continuous miners and longwall shearers, utilize hydraulic cylinders for cutting, shearing, and roof support operations. Surface mining equipment, including hydraulic shovels, draglines, and haul trucks, rely on hydraulic cylinders for tasks like bucket movement, boom extension, and vehicle suspension.

6. Automotive Industry:

- The automotive industry extensively utilizes hydraulic cylinders in various applications. Hydraulic cylinders are employed in vehicle suspension systems, power steering systems, convertible tops, and hydraulic brake systems. They enable smooth and controlled movement, precise steering, and efficient braking in automobiles.

7. Aerospace and Aviation:

- Hydraulic cylinders are utilized in aerospace and aviation applications, such as aircraft landing gear systems, wing flaps, and cargo handling equipment. Hydraulic cylinders provide the necessary force and control for extending and retracting landing gear, adjusting wing flaps, and operating cargo doors, ensuring safe and reliable aircraft operations.

8. Marine and Offshore Industry:

- Hydraulic cylinders are essential components in marine and offshore equipment, including ship cranes, winches, and hydraulic-powered anchor systems. They enable lifting, lowering, and positioning of heavy loads, as well as the control of various marine equipment.

These are just a few examples of machinery and industries that heavily rely on hydraulic cylinders. The versatility, power, and precise control offered by hydraulic cylinders make them indispensable in a wide range of applications, where controlled linear motion and force are essential.

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editor by CX 2023-11-01