Product Description
Product Parameters
| Bore | 50-320mm |
| Stroke | Customized |
| Working pressure | up to 500bar |
| Material | aluminum or Steel |
| Operating temperature | -20ºC to 200 ºC |
| Seak kits | Hallite ,Trelleborg,Parke |
Company Profile
HangZhou Youjiaxin Machinery Equipment Co., Ltd. (abbreviated as YOZECE) was established in 2006 and is located in ZheJiang , China. In 2571, the company invested $4.5 million to establish Youjiaxin Hydraulic Technology (HangZhou) Co., Ltd. The new factory, located in HangZhou, covers an area of 200 acres with a building area of 12,000 square meters. In 2571, our sales revenue exceeded $12 million.
Youjiaxin Machinery specializes in the manufacturing of equipment centered around “power transmission systems.” Our main products include precision tool cylinders, engineering machinery cylinders, gas-liquid booster cylinders, and presses. We focus on the research and production of hydraulic, pneumatic, and air-oil conversion power transmission systems to provide high-performance and reliable products to our customers.
The company employs 153 industry professionals and has 20 years of experience in research and manufacturing. Our technical team is led by multiple PhDs and industry experts, holding 38 independent patents. We have established long-term technical cooperation with universities and research institutes. Youjiaxin’s products are known for their long lifespan, high precision, high output, compact size, and leak-proof characteristics, and are widely used in mining equipment, engineering machinery, mold industries, and automation sectors.
Quality Inspection Equipment
We have our own laboratory in the factory to inspect and test the entire processing procedure:
- Raw Material Inspection: Verify the material and dimensions, and use microscopes and CHINAMFG hardness testers to check the metallography and hardness of the materials.
- Parts Inspection: Use CMM and gauge rods to check the specifications and threads of the parts.
- Weld Seam Inspection: Use ultrasonic flaw detectors to check weld seam defects and ensure sealing.
- Cylinder Performance Testing: Use cylinder test benches to test cylinder performance and oil particle counters to measure oil quality.
- Paint Inspection: Use coating thickness gauges and cross-cut testers to check the paint thickness and adhesion. All test results are recorded and quality inspection reports are provided.
Welding
Our welding process includes:
- Visual Inspection: Check the weld seam appearance to ensure it meets standard requirements.
- Mechanical Property Testing: Evaluate the strength, ductility, and toughness of the welded parts.
- X-ray Inspection: Ensure there are no internal gaps.
- Ultrasonic and Magnetic Particle Testing: Further check the quality of the welds.
Test Bench
We use Hallite ,Trelleborg,Parker brand seals and offer a one-year warranty for our cylinders. Each cylinder undergoes weld seam inspection, leak detection, and pressure testing after assembly to ensure quality and performance meet design requirements. Additionally, we engrave part numbers and production dates on our products for tracking and after-sales service.
Painting
We have a semi-automated painting line. Before painting, we perform sandblasting to remove surface scale and rust, increasing the adhesion strength between the coating and the substrate. After electrostatic dust removal, the products are transported to the painting room via a conveyor belt, where robotic arms apply the paint evenly. We are capable of marine-grade painting, ensuring that the coatings are highly resistant to corrosion and durable.
After painting, the products undergo drying and cooling, followed by tests for hardness, thickness, and adhesion to ensure the painting quality. All test results are recorded in the OQC report, which is printed and attached to the packaging box, accompanying the products to the customer.
Packaging & Shipping
Before shipping, we check for any surface cracks or collision marks on the cylinders, ensure protective sealing plates on all oil ports, verify the condition of the oil port threads, and re-tighten all fastening bolts. Each cylinder is labeled with detailed information, including bore diameter, stroke, and working pressure. We use individual plastic bags, cardboard boxes, and wooden crates for packaging, along with plastic film and foam pads for protection. After shipping, we send packing pictures to the customers to ensure all goods have been properly loaded in China.
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How do hydraulic cylinders handle the challenges of minimizing friction and wear?
Hydraulic cylinders employ several mechanisms and techniques to effectively minimize friction and wear, ensuring optimal performance and longevity. Minimizing friction and wear is crucial for hydraulic cylinders as it helps to maintain efficiency, reduce energy consumption, and prevent premature failure. Here’s a detailed explanation of how hydraulic cylinders handle the challenges of minimizing friction and wear:
1. Lubrication:
– Proper lubrication is essential for minimizing friction and wear in hydraulic cylinders. Lubricating fluids, such as hydraulic oils, are used to create a thin film between moving surfaces, reducing direct metal-to-metal contact. This lubricating film acts as a protective barrier, reducing friction and preventing wear. Regular maintenance practices include monitoring and maintaining the appropriate lubricant levels to ensure optimal lubrication and minimize frictional losses.
2. Surface Finishes:
– The surface finishes of components in hydraulic cylinders play a crucial role in minimizing friction and wear. Smoother surface finishes, achieved through precision machining, grinding, or the application of specialized coatings, reduce surface roughness and frictional resistance. By minimizing surface irregularities, the risk of wear and friction-induced damage is significantly reduced, resulting in improved efficiency and extended component life.
3. High-Quality Sealing Systems:
– Well-designed and high-quality sealing systems are crucial for minimizing friction and wear in hydraulic cylinders. Seals prevent fluid leakage and contamination while maintaining proper lubrication. Advanced sealing materials, such as polyurethane or composite materials, offer excellent wear resistance and low friction characteristics. Optimal seal design and proper installation ensure effective sealing, minimizing friction and wear between the piston and cylinder bore.
4. Proper Alignment and Clearances:
– Hydraulic cylinders must be properly aligned and have appropriate clearances to minimize friction and wear. Misalignment or excessive clearances can result in increased friction and uneven wear, leading to premature failure. Proper installation, alignment, and maintenance practices, including regular inspection and adjustment of clearances, help ensure smooth and even movement of the piston within the cylinder, reducing friction and wear.
5. Filtration and Contamination Control:
– Effective filtration and contamination control are essential for minimizing friction and wear in hydraulic cylinders. Contaminants, such as particles or moisture, can act as abrasive agents, accelerating wear and increasing friction. By implementing robust filtration systems and proper maintenance practices, hydraulic systems can prevent the ingress of contaminants, ensuring clean and properly lubricated components. Clean hydraulic fluids help minimize wear and friction, contributing to improved performance and longevity.
6. Material Selection:
– The selection of appropriate materials for hydraulic cylinder components is crucial in minimizing friction and wear. Components subject to high frictional forces, such as pistons and cylinder bores, can be made from materials with excellent wear resistance, such as hardened steel or composite materials. Additionally, selecting materials with low coefficients of friction helps reduce frictional losses. Proper material selection ensures durability and minimized wear in critical components of hydraulic cylinders.
7. Maintenance and Regular Inspection:
– Regular maintenance and inspection practices are vital for identifying and addressing potential issues that could lead to increased friction and wear in hydraulic cylinders. Scheduled maintenance includes lubrication checks, seal inspections, and monitoring of clearances. By promptly detecting and rectifying any signs of wear or misalignment, hydraulic cylinders can be kept in optimal condition, minimizing friction and wear throughout their operational lifespan.
In summary, hydraulic cylinders employ various strategies to handle the challenges of minimizing friction and wear. These include proper lubrication, employing suitable surface finishes, utilizing high-quality sealing systems, ensuring proper alignment and clearances, implementing effective filtration and contamination control measures, selecting appropriate materials, and conducting regular maintenance and inspections. By implementing these practices, hydraulic cylinders can minimize friction and wear, ensuring smooth and efficient operation while extending the overall lifespan of the system.
Ensuring Consistent Force Output for Repetitive Tasks with Hydraulic Cylinders
Hydraulic cylinders are designed to ensure consistent force output for repetitive tasks. This consistency is essential for maintaining precise control, achieving uniform results, and optimizing the performance of hydraulic systems. Let’s explore how hydraulic cylinders achieve consistent force output for repetitive tasks:
- Design and Manufacturing Standards: Hydraulic cylinders are manufactured to meet strict design and manufacturing standards. These standards ensure that the cylinders are built with precision and accuracy, enabling them to deliver consistent force output. The components, such as the piston, cylinder barrel, seals, and valves, are engineered to work together harmoniously, minimizing variations in force generation.
- Pressure Regulation: Hydraulic systems incorporate pressure regulation mechanisms to maintain a constant pressure level. Pressure relief valves, pressure regulators, and pressure-compensated pumps help maintain a consistent hydraulic pressure throughout the system. By regulating the pressure, hydraulic cylinders receive a consistent supply of pressurized fluid, resulting in consistent force output for repetitive tasks.
- Flow Control: Flow control valves are utilized in hydraulic systems to manage the flow rate of hydraulic fluid. These valves regulate the speed at which the fluid enters and exits the hydraulic cylinder, influencing the force output. By controlling the flow rate, hydraulic cylinders can achieve consistent force output for repetitive tasks. This is particularly important when it comes to tasks that require precise and uniform force application.
- Effective Seal Performance: Sealing systems play a crucial role in hydraulic cylinders by preventing fluid leakage and maintaining pressure integrity. High-quality seals and proper installation ensure effective sealing throughout the cylinder’s operation. By minimizing internal leakage, hydraulic cylinders can maintain consistent force output, even during repetitive tasks.
- Maintenance and Inspection: Regular maintenance and inspection of hydraulic cylinders are essential for ensuring consistent force output. By following maintenance schedules, replacing worn-out components, and monitoring cylinder performance, any potential issues that could affect force consistency can be identified and addressed promptly. This proactive approach helps maintain the reliability and performance of hydraulic cylinders over time.
In summary, hydraulic cylinders employ various mechanisms to ensure consistent force output for repetitive tasks. Adherence to design and manufacturing standards, pressure regulation, flow control, effective seal performance, and regular maintenance all contribute to achieving consistent force output. By maintaining precision, minimizing variations, and addressing potential issues, hydraulic cylinders provide reliable and consistent force generation, facilitating the successful completion of repetitive tasks in various applications.
What benefits do hydraulic cylinders offer for tasks requiring heavy lifting or movement?
Hydraulic cylinders offer numerous benefits for tasks that involve heavy lifting or movement. Their unique design and characteristics make them well-suited for applications that require substantial force, precise control, and reliable operation. Here are the detailed benefits that hydraulic cylinders provide for such tasks:
1. High Force Generation:
– Hydraulic cylinders are capable of generating significant amounts of force. By utilizing hydraulic pressure, which can be easily amplified, hydraulic cylinders can exert substantial force to lift and move heavy loads. The force output of a hydraulic cylinder is directly proportional to the hydraulic pressure and the surface area of the piston. This high force capability makes hydraulic cylinders ideal for tasks that involve heavy lifting, pushing, or pulling.
2. Precise Control:
– Hydraulic cylinders offer precise control over the force and motion they generate. By regulating the flow of hydraulic fluid into the cylinder, the speed, direction, and position of the cylinder’s movement can be accurately controlled. This level of control is crucial for tasks that require precise positioning, delicate movements, or synchronization of multiple cylinders. It enables operators to perform operations with accuracy and minimize the risk of damage or accidents.
3. Safety:
– Hydraulic cylinders are designed with safety features to ensure the protection of both personnel and equipment. They incorporate overload protection mechanisms, such as relief valves, that prevent excessive force or pressure from damaging the system. Additionally, hydraulic cylinders allow for controlled and gradual movements, reducing the risk of sudden and uncontrolled motions that could pose safety hazards during heavy lifting or movement tasks.
4. Versatility and Adaptability:
– Hydraulic cylinders are versatile components that can be adapted to meet specific requirements. They can be customized based on factors such as force capacity, stroke length, speed, and mounting options, allowing them to be integrated into various types of machinery. This versatility makes hydraulic cylinders suitable for a wide range of applications, including construction, material handling, mining, agriculture, and more.
5. Smooth and Controlled Operation:
– Hydraulic cylinders provide smooth and controlled operation, ensuring efficient and reliable performance during heavy lifting or movement tasks. The hydraulic fluid acts as a cushioning medium, which helps dampen shocks and vibrations, resulting in smoother and quieter operation. This controlled operation also reduces the risk of damage to the load being lifted or the surrounding equipment.
6. Compact Design:
– Hydraulic cylinders offer a high power-to-size ratio, allowing for compact machinery design. Their relatively small size, compared to the forces they can generate, makes them suitable for applications where space is limited or weight restrictions apply. This compact design enables the integration of hydraulic cylinders into different types of equipment without compromising performance or efficiency.
7. Durability and Reliability:
– Hydraulic cylinders are built to withstand rigorous operating conditions and provide long-term reliability. They are constructed with robust materials, precise machining, and effective sealing systems to ensure durability and prevent fluid leakage. Hydraulic cylinders can withstand high pressures, heavy loads, and continuous use, making them suitable for demanding tasks involving heavy lifting or movement.
8. Energy Efficiency:
– Hydraulic cylinders contribute to energy efficiency in tasks requiring heavy lifting or movement. Hydraulic systems allow for the transfer of power over long distances without significant power losses. Additionally, hydraulic cylinders can incorporate energy-saving features such as load-sensing technology and regenerative circuits, which reduce energy consumption by optimizing the use of hydraulic fluid.
In summary, hydraulic cylinders offer several benefits for tasks that involve heavy lifting or movement. They provide high force generation, precise control, safety features, versatility, smooth operation, compact design, durability, and energy efficiency. These advantages make hydraulic cylinders indispensable components in various industries where heavy loads need to be lifted, pushed, or moved with accuracy and reliability.
editor by Dream 2024-11-26