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China Professional Portable Concentric Ground Hydro Post Auto Wash Cylinders Scissor Gear Two in Car Pump Lift for Truck Hydraulic Hoist Krm92 hydraulic cylinder bore size chart

Product Description


Hoist Mechanism,Dimensions & Mass(appros.)

 

L(mm) W(mm) H(mm) X(mm) MASS(kg)
1120 516 400 548 90

Hoist Cylinder and Pump Combination Specification (approx.)
 

 

 

 

 

Hoist Cylinder KRM92

Working Pressure   (MPa)

               (Kgf/cm2)

6.4

 

 

 

Gear Pump KP-55

Standard Revolution

(rpm)

800

65

Inner Diameter     (mm)

160

Discharge Volume(ml/rev.)

55

Stroke            (mm)

405

Max. Testing Pressure     (MPa)

 (Kgf/cm2)

 

14.7

Min. Close distance (mm)

666

150

Piston Rod Diameter   (mm)

45

 

Weight(kg)

 

13

Max. pressure     (MPa)

               (Kgf/cm2)

14.7

150

 

Hoist Mounting and Maximum Lifting Capacity

 

Recommended Truck G.W.(kg)

Body Length(mm)

Rear Overhang(mm)

Distance between Load Center to Hinge(mm)

Distance between trunion to Hinge(mm)

Rated Lifting Capacity(kg)

Designed Max. lifting Capacity(kg)

(including load weight)

4000-5500

3100

340

1210

1270

3000-5000

32100/60°

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Type: Hoist
Structure: Hydraulic Jack
Capacity (Load): 1-10T
Power Source: Hydraulic
Max Height: >400mm
Condition: New
Customization:
Available

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Customized Request

hydraulic cylinders

Choosing Hydraulic Cylinders

Typically, hydraulic cylinders are used in applications such as manufacturing machinery, construction equipment, and civil engineering. They are also used in elevators and other applications where the use of a mechanical actuator is necessary.

Piston seals

Choosing the correct piston seals for hydraulic cylinders can help to ensure the proper operation of the cylinder. Seals are designed to keep fluids and contaminants from flowing across the cylinder. However, external factors can affect their performance. In order to choose the right seals, it’s important to understand the different types.
There are two basic piston seal types. One is a double acting seal that maintains pressure on both sides of the piston. The other type is a single acting seal that maintains pressure on only one side of the piston.
Double acting piston seals are typically made of a slide ring. They maintain the pressure in a hydraulic cylinder and allow the ram to move in a controlled direction. The slide ring is normally made of a plastic material. However, it is important to select a material that is suitable for the fluid pressure that is expected.
Single acting cylinder seals are designed for cylinders where one side of the piston is under high pressure and the other side is under low pressure. These seals are usually designed to provide the best sealing characteristics.
In addition to the seal, it is important to select the right guide. A guide is a metal strip or ring that keeps the piston and the piston rod radially centered in the cylinder assembly. This guide also keeps metal-to-metal contact between the two components.
For high-pressure applications, it is recommended to use piston seals made from PTFE. These seals can withstand temperatures up to 800 degrees Celsius. They have less friction than rubber seals and are also resistant to abrasion. However, they are not as durable as thermoplastic elastomers.
The seals are designed to maintain a constant pressure for a longer period of time than other materials. In addition, they are resistant to tearing, and they stand up to high use.

Coatings for hydraulic cylinders

Various coatings for hydraulic cylinders are available in the market. The main purpose of these coatings is to provide protection against physical and chemical attacks. These coatings are usually applied externally or internally.
Plasma spray is one of the most common surface modification methods. It combines flame and arc spray to deposit metallic or ceramic materials onto the surface. This process improves the operating characteristics of actuators. It is also useful in repairing damaged surfaces.
Another popular surface treatment is liquid nitrating. It produces a hard iron nitride layer that has excellent surface hardness. It also provides a good surface resistance. It can be used as a thermal barrier coating on stationary gas turbine blades.
Hard chrome over nickel coating is also a common type of coating for hydraulic cylinders. It provides good corrosion resistance and abrasion resistance. It is plated onto the surface and then polished.
Another popular surface modification method is thermal spray. It uses engineered materials to deposit metallic or ceramic materials onto the surface. It is a cost effective solution to surface enhancement. It also eliminates the need for costly replacement parts.
In addition, WC-CoCr coatings provide good wear resistance and corrosion resistance. These coatings are particularly useful for parts that are subjected to harsh working conditions.
Ceramic plating is mostly used in the aerospace and military industries. It also reduces friction and provides heat shielding. It can also be used as an alternative to hard chrome coatings.
The most important mechanical properties are the hardness, yield strength and the tensile strength. The material selection should be based on the shape and dimensions of the object being produced. This article will discuss the most commonly used materials and give an overview of the most effective surface modification methods.hydraulic cylinders

Double-acting cylinders

Basically, hydraulic cylinders are used in a variety of applications, including engineering, industrial furnaces, and lift shafts. They are also used in subsea environments, shipbuilding, and oil & gas.
A double-acting hydraulic cylinder is a type of hydraulic cylinder that combines the best features of a single-acting cylinder with some additional advantages. These benefits include higher force, greater flexibility, and more control. Double-acting hydraulic cylinders are generally used in high-powered applications, such as lift shafts, excavation equipment, and robotics. They are also used in mobile applications, such as earthmoving equipment.
The main difference between single acting and double-acting hydraulic cylinders is the way the piston is moved up and down the cylinder bore. Double-acting cylinders use hydraulic fluid to apply pressure on both sides of the piston rod.
Another advantage of double-acting hydraulic cylinders is their ability to extend and retract without the need for an external force. In contrast, single acting cylinders require an external source to move the piston.
Double-acting hydraulic cylinders are more expensive than single-acting cylinders. This is because they have a larger housing and require more dedicated maintenance. They are also more costly to buy.
However, they are also more accurate and efficient. Double-acting cylinders work faster and can be used in virtually any application. They are also better for industrial tasks, such as lifting merchandise off conveyor belts. They can also work in an angle, and they are suitable for mobile applications.
In addition to their performance, double-acting hydraulic cylinders are more likely to be ISO compliant than single-acting cylinders. They also offer more design options.
Depending on the needs of the application, a double-acting hydraulic cylinder may be more expensive than a single-acting cylinder. This is because the piston seal must be designed to work with the fluid. The seal material is generally rubber or a rubber/fabric composite.

Stainless steel cylinders

Stainless steel hydraulic cylinders are used in numerous industries. They are known for their durability and rust resistance. They are used in industrial hydraulics applications, as well as in the food and beverage processing industry. They also help processing facilities meet industry standards.
Stainless steel hydraulic cylinders are made of a stainless steel alloy that contains at least 10% chromium. The chromium oxide forms a thin layer on the steel’s surface, contributing to its corrosion resistance. The alloy also develops a non-porous surface that prevents bacteria from lingering. It also contributes to the steel’s ability to self-repair.
Stainless steel hydraulic cylinders are widely used in the food and beverage processing industry. They are particularly useful for moving heavy loads. They can withstand frequent cleaning operations. They also provide excellent strength. They are commonly used in chocolate molding machines and cold press juicers.
Stainless steel hydraulic cylinders are available from Maverick Machine & Hydraulics. They can be customized to meet your specifications. They can be manufactured with a satin finish or a streamlined design. They can also be custom colored. The manufacturer will provide full service and a competitive price.
Hydraulic cylinders are used to push, pull, or push-pull heavy loads. They are designed to withstand extreme temperatures. They are also available in single and double-acting configurations. They are commonly used in pharmaceutical, food, chemical, and marine applications. They are also used on coastal power generation plants and pipeline risers. They are also used in water treatment plants. They can also be used on oil platforms.
There are two types of hydraulic cylinders, which are single-acting and double-acting. The single-acting type has a single fluid chamber, while the double-acting model has more fluid in the pressurized chamber. The single-acting cylinder is more affordable to maintain and easier to control.hydraulic cylinders

Pivot rod style cylinders

Choosing hydraulic cylinders requires a great deal of attention to detail. You will need to consider the following factors: cylinder length, rod size, rod seals, bearing loads, and the type of cylinder you need.
Hydraulic cylinders are used in a variety of applications, such as lifting and lowering buckets, as well as jack knifing and metal sheet shearing machines. They are also used in hydraulic bending machines and earth-moving equipment.
The main sleeve or barrel of a hydraulic cylinder extends to its maximum stroke. It can be either single or double acting, and can be either stationary or pivoting. This allows a cylinder to move a load in a straight line or a circular path.
Cylinders have a variety of mounting styles, including clevises, flanges, and side mounts. Flange mounts are generally used in force-transfer applications where the cylinder must be parallel with the load. Flanges come in several shapes and sizes, including a square flange, a rectangular head, or a cap. Aside from transferring load, they also absorb force along the cylinder centerline.
Cylinders have a variety and range of seals, which are used to prevent hydraulic fluid leakage past the interface. These seals are made of various materials, including metal and elastomeric seals. The materials used for these seals depend on the application. These seals also vary in terms of pressure, temperature, and temperature changes.
Clevises and flanges are two common mounting styles for hydraulic cylinders. They are used to provide structural support for bolts. These mounts also work to absorb force along the cylinder’s centerline. These mounting styles have less rod bearing loads than other types, but they must be properly aligned with the load.
China Professional Portable Concentric Ground Hydro Post Auto Wash Cylinders Scissor Gear Two in Car Pump Lift for Truck Hydraulic Hoist Krm92   hydraulic cylinder bore size chartChina Professional Portable Concentric Ground Hydro Post Auto Wash Cylinders Scissor Gear Two in Car Pump Lift for Truck Hydraulic Hoist Krm92   hydraulic cylinder bore size chart
editor by CX 2024-03-27

China high quality DC Motor Hydraulic Power Unit with Gear Pump Hydraulic Pump vacuum pump connector

Product Description

Hydaulic Power Unit  DC motor Hydrauli PUMP

Power Unit for snow plow

Made up of high pressure gear pump, AC motor, Multi-manifold, hydraulic valve and oil tank.

There are different voltages of 12V, 24V and 48V for your choice.

Double acting hydraulic power unit

Single acting hydraulic power unit

OEM products are available with your oil circuit and specifications.

New series of different hydraulic power units for wheel, dumping truck, snowplow, tailgate lift.

RD and QC warranty for products.

 

Certification: CE, ISO9001
Pressure: High Pressure
Work Temperature: Normal Temperature
Samples:
US$ 280/Piece
1 Piece(Min.Order)

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Order Sample

Customization:
Available

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Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

hydraulic cylinder

How do hydraulic cylinders ensure smooth and consistent movement in heavy machinery?

Hydraulic cylinders play a vital role in ensuring smooth and consistent movement in heavy machinery. Their design and operation allow for precise control over the motion of heavy loads, resulting in efficient and reliable performance. Here’s a detailed explanation of how hydraulic cylinders contribute to smooth and consistent movement in heavy machinery:

1. Hydraulic Fluid and Pressure:

– Hydraulic cylinders operate by utilizing hydraulic fluid, typically oil, to transmit force and motion. The fluid is pressurized by a hydraulic pump, creating a force that acts on the piston inside the cylinder. The pressure of the hydraulic fluid can be precisely controlled, allowing for smooth and gradual movement of heavy machinery. The fluid’s incompressibility ensures that the force is evenly distributed, resulting in consistent and predictable motion.

2. Piston and Cylinder Design:

– Hydraulic cylinders are designed with precision to ensure smooth movement. The piston and cylinder bore are machined to tight tolerances, reducing friction and minimizing internal leakage. This precise fit between the piston and cylinder walls helps maintain consistent motion without jerks or sudden changes in speed. Additionally, the use of high-quality seals and lubrication further enhances the smooth operation of the cylinder.

3. Control Valves and Flow Control:

– Hydraulic systems incorporate control valves that regulate the flow of hydraulic fluid into and out of the cylinder. These valves allow for precise control over the speed and direction of the cylinder’s movement. By adjusting the flow rate, operators can achieve smooth and controlled motion of heavy machinery, avoiding sudden starts or stops. Flow control valves also enable speed adjustment, ensuring consistent movement even under varying loads or operating conditions.

4. Cushioning and Damping:

– Hydraulic cylinders can be equipped with cushioning mechanisms to absorb shock and minimize impacts during the movement of heavy machinery. Cushioning is achieved by incorporating specialized valves or adjustable orifices in the cylinder, which restrict the flow of hydraulic fluid near the end of the stroke. This gradual deceleration helps prevent sudden jolts or vibrations, maintaining smooth and consistent movement while reducing stress on the machinery and its components.

5. Load Balancing:

– Hydraulic cylinders can be designed and arranged in a system to balance the load and distribute forces evenly. By utilizing multiple cylinders in parallel or series configurations, heavy machinery can achieve balanced movement, preventing uneven stress and ensuring smooth operation. Load balancing also helps minimize the risk of component failure and enhances the overall stability and longevity of the machinery.

6. Feedback and Control Systems:

– Advanced hydraulic systems incorporate feedback sensors and control systems to monitor and adjust the movement of heavy machinery. These sensors provide real-time information about the position, speed, and force exerted by the hydraulic cylinders. The control system processes this data and adjusts the flow of hydraulic fluid accordingly to maintain smooth and consistent movement. By continuously monitoring and regulating the cylinder’s operation, feedback and control systems contribute to precise and reliable motion control.

7. Maintenance and Servicing:

– Regular maintenance and servicing of hydraulic cylinders are essential to ensure their smooth and consistent movement in heavy machinery. Proper lubrication, inspection of seals, and replacement of worn-out components help maintain optimal performance. Preventive maintenance practices, such as filter replacements and fluid analysis, also contribute to the longevity and reliability of hydraulic systems, ensuring consistent movement over time.

In summary, hydraulic cylinders ensure smooth and consistent movement in heavy machinery through the use of hydraulic fluid and pressure, precise piston and cylinder design, control valves and flow control, cushioning and damping mechanisms, load balancing, feedback and control systems, and regular maintenance and servicing. By leveraging these features, hydraulic cylinders provide the necessary force and control to handle heavy loads while maintaining precise and reliable motion, enhancing the overall performance and productivity of heavy machinery in various industrial applications.

hydraulic cylinder

Impact of Hydraulic Cylinders on Overall Productivity of Manufacturing Operations

Hydraulic cylinders play a crucial role in enhancing the overall productivity of manufacturing operations. These versatile devices are widely used in various industrial applications due to their ability to generate powerful and controlled linear motion. Let’s explore how hydraulic cylinders impact the overall productivity of manufacturing operations:

  1. Powerful Force Generation: Hydraulic cylinders are capable of generating high forces, which enables them to handle heavy loads and perform demanding tasks. By providing the necessary force, hydraulic cylinders facilitate efficient and effective operation of machinery and equipment in manufacturing processes. This ability to exert substantial force contributes to increased productivity by enabling the handling of larger workpieces, enhancing process efficiency, and reducing manual labor requirements.
  2. Precision and Control: Hydraulic cylinders offer precise control over the movement of loads, allowing for accurate positioning, alignment, and repetitive tasks. The smooth and controlled linear motion provided by hydraulic cylinders ensures precise operation in manufacturing processes, such as assembly, material handling, and machining. This precision and control minimize errors, rework, and scrap, leading to improved productivity and higher-quality output.
  3. Speed and Efficiency: Hydraulic cylinders can operate at high speeds, enabling rapid movement and cycle times in manufacturing operations. The combination of high force and speed allows for faster operation of machinery and equipment, reducing production cycle times and increasing overall throughput. By optimizing the speed and efficiency of manufacturing processes, hydraulic cylinders contribute to improved productivity and output.
  4. Flexibility and Adaptability: Hydraulic cylinders are highly flexible and adaptable to different manufacturing applications. They can be customized to meet specific requirements, such as load capacity, stroke length, and mounting options. This versatility allows hydraulic cylinders to be integrated into a wide range of machinery and equipment, accommodating diverse manufacturing needs. The ability to adapt to different tasks and environments enhances overall productivity by enabling efficient utilization of resources and facilitating process optimization.
  5. Reliability and Durability: Hydraulic cylinders are known for their robustness and durability, making them suitable for demanding manufacturing environments. Their ability to withstand heavy loads, repeated use, and harsh operating conditions ensures reliable performance over extended periods. Minimizing downtime due to cylinder failure or maintenance requirements contributes to increased productivity and uninterrupted manufacturing operations.

In summary, hydraulic cylinders have a significant impact on the overall productivity of manufacturing operations. Their powerful force generation, precision and control, speed and efficiency, flexibility and adaptability, as well as reliability and durability, contribute to optimized processes, increased throughput, improved quality, and reduced labor requirements. By leveraging the capabilities of hydraulic cylinders, manufacturers can enhance productivity, streamline operations, and achieve greater efficiency in their manufacturing processes.

hydraulic cylinder

What safety precautions should be followed when working with hydraulic cylinders?

Working with hydraulic cylinders requires strict adherence to safety precautions to prevent accidents, injuries, and damage to equipment or property. Hydraulic systems operate under high pressures and involve moving parts, which can pose serious hazards if not handled properly. Here’s a detailed explanation of the safety precautions that should be followed when working with hydraulic cylinders:

1. Training and Knowledge:

– Ensure that personnel working with hydraulic cylinders have received adequate training and possess a thorough understanding of hydraulic system operation, maintenance, and safety protocols. Proper training should cover topics such as hydraulic principles, pressure ratings, safe work practices, and emergency procedures. Only trained and authorized personnel should be allowed to handle hydraulic cylinders.

2. Wear Personal Protective Equipment (PPE):

– Always wear appropriate personal protective equipment when working with hydraulic cylinders. This may include safety glasses, gloves, protective clothing, and steel-toed boots. PPE helps protect against potential hazards, such as hydraulic fluid leaks, flying debris, or accidental contact with moving parts.

3. Hydraulic System Inspection:

– Before working with hydraulic cylinders, inspect the entire hydraulic system for any signs of damage, leaks, or loose connections. Check hydraulic hoses, fittings, valves, and cylinders for integrity and secure fastening. If any issues are detected, the system should be repaired or serviced before operation.

4. Relieve Pressure:

– Before performing any maintenance or disassembly on a hydraulic cylinder, it is crucial to relieve the pressure in the system. Follow the manufacturer’s instructions to properly release pressure and ensure that the hydraulic cylinder is depressurized before starting any work. Failure to do so can result in sudden and uncontrolled movement of the cylinder or hydraulic lines, leading to serious injuries.

5. Lockout/Tagout Procedures:

– Implement lockout/tagout procedures to prevent accidental energization of the hydraulic system while maintenance or repair work is being conducted. Lockout/tagout involves isolating the energy source, such as shutting off the hydraulic pump and locking or tagging the controls to prevent unauthorized operation. This procedure ensures that the hydraulic cylinder remains in a safe, non-operational state during maintenance activities.

6. Use Proper Lifting Techniques:

– When working with heavy hydraulic cylinders or components, use proper lifting techniques and equipment to avoid strain or injury. Hydraulic cylinders can be heavy and awkward to handle, so ensure that lifting equipment, such as cranes or hoists, is properly rated and used correctly. Follow safe lifting practices, including securing the load and maintaining a stable lifting posture.

7. Hydraulic Fluid Handling:

– Handle hydraulic fluid with care and follow proper procedures for fluid filling, transfer, and disposal. Avoid contact with the skin or eyes, as hydraulic fluid may be hazardous. Use appropriate containers and equipment to prevent spills or leaks. If any hydraulic fluid comes into contact with the skin or eyes, rinse thoroughly with water and seek medical attention if necessary.

8. Regular Maintenance:

– Perform regular maintenance and inspections on hydraulic cylinders to ensure their safe and reliable operation. This includes checking for leaks, inspecting seals, monitoring fluid levels, and conducting periodic servicing as recommended by the manufacturer. Proper maintenance helps prevent unexpected failures and ensures the continued safe use of hydraulic cylinders.

9. Follow Manufacturer Guidelines:

– Always follow the manufacturer’s guidelines, instructions, and recommendations for the specific hydraulic cylinders and equipment being used. Manufacturers provide important safety information, maintenance schedules, and operational guidelines that should be strictly adhered to for safe and optimal performance.

10. Emergency Preparedness:

– Be prepared for potential emergencies by having appropriate safety equipment, such as fire extinguishers, first aid kits, and emergency eyewash stations, readily available. Establish clear communication channels and emergency response procedures to promptly address any accidents, leaks, or injuries that may occur during hydraulic cylinder operations.

By following these safety precautions, individuals working with hydraulic cylinders can minimize the risk of accidents, injuries, and property damage. It is essential to prioritize safety, maintain awareness of potential hazards, and ensure compliance with relevant safety regulations and industry standards.

China high quality DC Motor Hydraulic Power Unit with Gear Pump Hydraulic Pump   vacuum pump connector	China high quality DC Motor Hydraulic Power Unit with Gear Pump Hydraulic Pump   vacuum pump connector
editor by CX 2023-11-21