Product Description

Product Description

Vehicle hydraulic cylinder:

Due to Vehicle hydraulic cylinder frequent use, and bad working conditions, The high requirement of reliability.
Our company has a professional service life time test equipment, Batch hydraulic cylinder inspection according to AQL standard, A part of is 100% inspection, To ensuring product quality;
And we are cooperate with the customer, Make tropical, frigid zone test, realization to small, light, High strength and high reliable performance.

Our products have applications in:

  • Pump truck;
  • Dump truck;
  • Lift car;
  • Crane;
  • Hydraulic pallet truck;
  • Compactor truck;
  • Sanitation truck;
  • Rotary drilling rig;
  • Pile driver;
  • Aerial platform truck;
  • Etc.

Product Parameters

Material Carbon steel, Alloy steel, Stainless steel
Honed tube 20-2500mm, Heat treatment, honing, rolling
Piston rod 10-2000mm ,tempering, plated nickel, Chromium or ceramic
Working Pressure 5-300Mpa
Seals Parker,Merkel,Hallite
Technology Bosch CHINAMFG and Parker
Coating Sandblasting, primer, middle paint,  finish paint
Temperature range -40ºC to +300ºC
Work medium Hydraulic Oil 
Piston speed maximum 2m/s
Mounting style Earrings, flange, foot mounting, screw thread.

Product Application

Company Show

HETLOCK is a professional manufacturer of hydraulic cylinders in China, Founded in 1998, located in the international city of ZheJiang . Our plant is nearly 20000 square meter& We have 135 Employees including 11 experienced engineers and technical staff,More than 1800 type of hydraulic cylinder designed in every year. We can produce various kinds of hydraulic cylinders according to customer requirements.
The inside diameter of hydraulic cylinders can achieve the maximum 2500mm;
The hydraulic cylinders operating pressure can achieve the maximum 300MPa.

FAQ

Q1:Are you a manufacturer or trading company?
A: We are a manufacturer.

Q2: How many years of production experience do you have?
A: We have over 20 years of production experience.

Q3: Can it be customized?
A: Both standard and non-standard products can be customized.

Q4: How to ensure product quality?
A: We strictly follow the quality process for production and 100% inspection of each batch of products.

Q5: What services can you provide?
A: According to customer requirements, we can provide a one-stop solution from design, production, and delivery to meet their needs.

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

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hydraulic cylinder

How does a hydraulic ram manage variations in load capacity and weight?

A hydraulic ram employs various mechanisms and design features to effectively manage variations in load capacity and weight. Here's a detailed explanation:

1. Pressure Adjustments: Hydraulic rams can manage variations in load capacity by adjusting the operating pressure. By regulating the pressure within the hydraulic system, the force output of the ram can be controlled. This allows the ram to accommodate different load capacities and weights by adjusting the pressure accordingly. Pressure can be adjusted using pressure control valves or regulators.

2. Piston and Cylinder Design: The design of the piston and cylinder in a hydraulic ram contributes to managing variations in load capacity. The piston area determines the force output of the ram, while the cylinder diameter determines the load-carrying capacity. By selecting the appropriate piston and cylinder sizes, the hydraulic ram can be tailored to handle different load capacities and weights. Larger piston and cylinder sizes are used for heavier loads, while smaller sizes are suitable for lighter loads.

3. Mechanical Advantage: Hydraulic rams can leverage mechanical advantage to manage variations in load capacity and weight. By incorporating mechanical systems such as levers, linkages, or gears, the force applied to the hydraulic ram can be multiplied. This mechanical advantage allows the ram to handle higher load capacities and weights than what the hydraulic pressure alone would be able to achieve.

4. Accumulators: Hydraulic rams can utilize accumulators to manage variations in load capacity. An accumulator is a device that stores hydraulic energy in the form of pressurized fluid. During periods of low demand, excess hydraulic energy can be stored in the accumulator. When there is a sudden increase in load capacity or weight, the stored energy can be released to supplement the hydraulic ram's force output, ensuring smooth operation and efficient management of variations in load.

5. Control Systems: Advanced hydraulic ram systems can incorporate control systems to manage variations in load capacity and weight. These control systems can monitor the load conditions and adjust the hydraulic pressure, flow rate, or other parameters accordingly. By continuously adapting to changes in load, the hydraulic ram can optimize its performance and maintain consistent force output, regardless of variations in load capacity and weight.

6. Safety Features: Hydraulic rams may include safety features to protect against excessive loads or weight. These features can include overload protection mechanisms, such as pressure relief valves or limit switches, which prevent the hydraulic ram from operating beyond its safe load capacity. By incorporating such safety features, hydraulic rams can effectively manage variations in load while ensuring operational safety.

Through pressure adjustments, piston and cylinder design, mechanical advantage, accumulators, control systems, and safety features, hydraulic rams can efficiently manage variations in load capacity and weight. This versatility makes hydraulic rams suitable for a wide range of applications where load variations are encountered.

hydraulic cylinder

Can hydraulic rams be used in construction equipment like bulldozers?

Yes, hydraulic rams are commonly used in construction equipment like bulldozers. Here's a detailed explanation:

1. Blade Control: Bulldozers are equipped with large blades mounted at the front, which are used for various tasks such as pushing and leveling soil, debris, or other materials. Hydraulic rams play a crucial role in controlling the movement of these blades. The hydraulic rams are connected to the bulldozer's hydraulic system and enable the operator to adjust the angle, height, and tilt of the blade. By utilizing hydraulic rams, bulldozer operators can precisely control the blade's position and apply the necessary force for efficient earthmoving and grading operations.

2. Ripper Attachment: Bulldozers often have ripper attachments at the rear of the machine. The ripper is used to break up hard or compacted soil, rocks, or pavement surfaces. Hydraulic rams are utilized to control the movement of the ripper attachment. The rams enable the operator to raise, lower, and angle the ripper, allowing for effective penetration and loosening of the ground. Hydraulic rams provide the necessary force and control to handle tough materials and enhance the bulldozer's versatility in various construction applications.

3. Track System: Bulldozers feature a track system for mobility and traction on rough terrain. Hydraulic rams are integral components of the bulldozer's track system, responsible for controlling the movement and tension of the tracks. The rams allow for adjustments in track tension to optimize the grip and stability of the bulldozer when operating on different ground conditions. By utilizing hydraulic rams in the track system, bulldozers can maneuver efficiently and maintain traction even in challenging construction environments.

4. Hydraulic Power: Hydraulic rams in bulldozers are powered by a hydraulic system that consists of a hydraulic pump, valves, and actuators. The hydraulic system provides the necessary power and control to operate the hydraulic rams effectively. Bulldozers typically have robust hydraulic systems capable of generating high forces, allowing the rams to exert significant pushing or lifting capabilities. The hydraulic power provided by the system enables bulldozers to perform heavy-duty construction tasks with precision and efficiency.

5. Operator Control: Bulldozer operators have control over the hydraulic rams through hydraulic control levers or joysticks in the operator cabin. These controls allow operators to manipulate the position, speed, and force of the hydraulic rams, providing precise control over the blade and ripper attachments. The intuitive and responsive nature of hydraulic controls enhances the operator's ability to perform tasks accurately and efficiently.

In summary, hydraulic rams are extensively used in construction equipment like bulldozers to control the blade and ripper attachments, manage the track system, provide hydraulic power, and offer operator control. The integration of hydraulic rams enhances the performance, versatility, and productivity of bulldozers in various construction and earthmoving applications.

hydraulic cylinder

What is the importance of hydraulic fluid in a hydraulic ram?

Hydraulic fluid plays a critical role in the operation of a hydraulic ram. It serves several important functions that are essential for the ram's performance and efficiency. Here's a detailed explanation:

1. Transmitting Power: Hydraulic fluid is a medium that transfers power within the hydraulic ram. When water flows into the ram during the drive phase, it exerts pressure on the hydraulic fluid. This pressure is transmitted to other parts of the ram, such as the valve mechanism or the air vessel, enabling the conversion of hydraulic energy into mechanical work.

2. Lubrication: Hydraulic fluid acts as a lubricant for the moving parts of the hydraulic ram. It reduces friction between components, minimizing wear and tear and ensuring smooth operation. Proper lubrication helps extend the lifespan of the ram and improves its overall efficiency.

3. Heat Dissipation: During the operation of a hydraulic ram, heat is generated due to the conversion of hydraulic energy. Hydraulic fluid helps dissipate this heat, preventing overheating of the ram's components. Effective heat dissipation maintains the ram's performance and prevents damage caused by excessive temperatures.

4. Sealing and Contamination Control: Hydraulic fluid provides a sealing function within the ram. It fills the gaps and spaces between components, preventing leakage of water or air. Additionally, hydraulic fluid helps control contamination by forming a barrier that prevents external contaminants, such as dirt or debris, from entering the hydraulic system. This helps maintain the cleanliness and integrity of the ram.

5. Pressure Transmission: Hydraulic fluid is incompressible, allowing it to transmit pressure effectively within the ram. It enables the transfer of hydraulic energy from the water to the various components, ensuring the proper functioning of the ram.

6. Compatibility with Materials: Hydraulic fluid is selected based on its compatibility with the materials used in the hydraulic ram. It should not degrade or damage the ram's components over time. Proper fluid selection ensures that the hydraulic ram operates reliably and remains in good condition.

Overall, hydraulic fluid is of utmost importance in a hydraulic ram. It transmits power, provides lubrication, dissipates heat, seals the system, controls contamination, transmits pressure, and ensures compatibility with the ram's materials. These functions contribute to the smooth operation, efficiency, and longevity of the hydraulic ram.

China manufacturer Quality Assured ISO Low Profile Hydraulic RAM   vacuum pump oil	China manufacturer Quality Assured ISO Low Profile Hydraulic RAM   vacuum pump oil
editor by CX 2024-03-07