China high quality Good Quality Hydraulic Counterweight Cylinder Price for Mobile Crane From China Factory vacuum pump ac

Product Description

Good quality Hydraulic Counterweight Cylinder price for Mobile Crane from china factory


Hydraulic Counterweight Cylinder for Mobile Crane

The purpose of counterweights in a mobile crane is to provide stability and balance by offsetting the weight of the lifted load. The crane can maintain stability and prevent tipping during lifting operations by placing the equilibria in the appropriate location.

Counterweights are usually installed on the upper part of the crane, such as the superstructure or the crane’s revolving platform. They are often secured using bolts, pins, or other fastening mechanisms to ensure they remain fixed during crane operations.

It’s worth noting that mobile cranes may have various hydraulic systems and cylinders for other functions, such as boom elevation, telescoping, or outrigger extension. However, the components and features can vary depending on the crane manufacturer and model.

What are some common fastening mechanisms used to secure counterweights in mobile cranes?

  1. Several common fastening mechanisms are used to secure counterweights in mobile cranes. These mechanisms ensure that the counterweights remain securely attached to the crane during lifting operations. Here are some examples:

    1. Bolts: Bolts are a widely used fastening mechanism for securing counterweights. They typically pass through designated holes or brackets on the counterweight and attach to corresponding threaded holes or nuts on the crane’s superstructure or revolving platform. Bolts provide a strong and reliable connection.

    2. Pins: Pins, often called clevis or shear pins, are another common fastening method. They are inserted through aligned holes in the counterweight and the crane’s structure and secured with clips or retaining rings. Pins provide a quick and secure attachment, allowing for easy installation and removal of the counterweights.

    3. Wedges: Wedges, sometimes called taper locks, secure counterweights in certain crane designs. Wedges are inserted into tapered slots or gaps on the counterweight and the crane’s structure, creating a tight fit and preventing movement or dislodgement.

    4. Quick-Release Mechanisms: Some mobile cranes incorporate quick-release mechanisms for counterweights. These mechanisms can include hydraulic or mechanical systems that allow for rapid attachment and detachment of the counterweights. Quick-release systems are particularly useful in applications where counterweights need to be frequently added or removed.

    5. Interlocking Systems: Certain crane models feature interlocking systems that utilize lugs or hooks on the counterweights and corresponding receivers or lock points on the crane’s superstructure. These interlocking mechanisms provide additional stability and security by preventing the counterweights from shifting or separating during crane operations.

    It’s important to note that the specific fastening mechanisms used to secure counterweights can vary depending on the crane manufacturer, model, and design. Manufacturers provide guidelines and specifications for the proper installation and securement of counterweights, and it’s crucial to follow these instructions to ensure the safe and reliable operation of the crane.

    If you have a specific crane model in mind, consulting the manufacturer’s documentation or contacting them directly can provide detailed information about the fastening mechanisms used for securing counterweights in that particular crane.

Are there any regulations or standards that specify the requirements for securing counterweights in mobile cranes?

  1. Occupational Safety and Health Administration (OSHA): In the United States, OSHA has crane safety regulations, including securing loads and counterweights. OSHA’s regulations can be found in the Code of Federal Regulations (CFR) under 29 CFR 1926.1402 – Cranes and Derricks in Construction.

  2. European Standard (EN 13000): The EN 13000 standard, developed by the European Committee for Standardization (CEN), provides guidelines and requirements for mobile cranes. It includes provisions for securing counterweights and other loads, specifying factors such as load attachment points, fastening mechanisms, and stability.

  3. International Organization for Standardization (ISO): ISO has developed several cranes and lifting equipment standards. ISO 4306-6:2012, for example, covers the requirements for mobile cranes and includes considerations for counterweights and their securement.

  4. Manufacturer’s Xihu (West Lake) Dis.lines: Mobile crane manufacturers provide specific guidelines and instructions for properly securing counterweights in their crane models. These guidelines often include information on the recommended fastening mechanisms, torque specifications for bolts, and other relevant details.

Our Company

We have a first-class independent R&D platform for assembly. The forklift cylinder production workshop has 4 semi-automatic lifting cylinder assembly lines and 1 fully automatic tilting cylinder assembly line, with a designed annual production capacity of 1 million pieces; the special cylinder workshop is equipped with semi-automatic cleaning and assembly systems of various specifications, with a designed annual production capacity of 200,000 essays. It has famous CNC machining equipment, machining centers, special equipment for high-precision cylinder processing, robot welding machines, automatic cleaning machines, automatic cylinder assembly machines, and automatic paint production lines. We have more than 300 sets of critical equipment running. The optimized allocation and efficient utilization of equipment resources ensure the precision requirements of the products and meet the high standard quality requirements of the products.

   Forklift cylinder assembly shop

 Other types of cylinder assembly shop


Painting & coating

     Painting & coating line

  Fully automatic water-based


To further improve product performance, and establish the leadership position of our hydraulic cylinder in the industry, our company and zjimee jointly established a Comprehensive performance laboratory of hydraulic cylinders, hydraulic valves, and hydraulic pumps; the lab is computer-assisted testing, using electro-hydraulic control technology, the test conditions preset by computer, which improves the test accuracy and system versatility, and the experimental data.
The automatic collection is realized through the application of sensors, and the output data, such as the internal leakage and load efficiency of the cylinder or the valve, are directly processed by the computer and converted to standard units (ml/min; %). At the same time, to ensure the working safety of the hydraulic system, the state monitoring function is carried out for key performance parameters, such as “oil temperature monitoring, liquid level monitoring, filter device monitoring,” etc. Among them, the hydraulic cylinder test stand can test the performance of “load efficiency” and “internal leakage” by readings. At the same time, it is equipped with a grating ruler measuring instrument, which meets the requirements of all test items of hydraulic cylinder products in the national standard.

Our Factory

Packaging & Shipping

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Certification: GS, RoHS, CE, ISO9001
Pressure: High Pressure
Work Temperature: Normal Temperature
Acting Way: Double Acting
Working Method: Rotary
Adjusted Form: Regulated Type

rotary cylinder

Can rotary cylinders be customized for specific machinery and equipment?

Yes, rotary cylinders can be customized to meet the specific requirements of different machinery and equipment. Here’s a detailed explanation:

1. Mounting Options: Rotary cylinders can be customized with various mounting options to ensure seamless integration with specific machinery and equipment. Different mounting styles, such as flange mounts, foot mounts, or clevis mounts, can be provided to accommodate the mounting needs of the application.

2. Shaft Configurations: Rotary cylinders can be customized with different shaft configurations to suit specific machinery and equipment designs. The shaft can be extended or modified to match the required dimensions, keyways, or connections necessary for the intended application.

3. Stroke Length: The stroke length of rotary cylinders can be customized to meet the specific range of rotational motion required by the machinery or equipment. By adjusting the stroke length, the rotary cylinder can be tailored to provide the desired angular movement.

4. Sealing Options: Rotary cylinders can be customized with various sealing options to ensure compatibility with different operating environments. Different types of seals, such as nitrile, Viton®, or polyurethane seals, can be used based on factors like temperature, pressure, and the presence of corrosive or abrasive substances.

5. Special Features: Depending on the application requirements, rotary cylinders can be customized with special features. This may include the integration of position sensors, encoders, or limit switches to provide feedback and enhance control. Additionally, custom ports, fittings, or connections can be added to facilitate the integration of the cylinder into the specific machinery or equipment.

6. Material Selection: The materials used in the construction of rotary cylinders can be customized based on factors such as the operating environment, load requirements, or chemical compatibility. Custom material selection ensures the cylinder’s durability and performance in the specific machinery and equipment.

7. Performance Parameters: Rotary cylinders can be customized to meet specific performance parameters, such as torque output, rotational speed, or response time. By adjusting the internal design and components, the cylinder’s performance can be optimized for the particular machinery or equipment.

It’s important to collaborate with manufacturers or suppliers who specialize in customizing rotary cylinders for specific machinery and equipment. They can provide guidance and expertise in tailoring the cylinder to meet the precise requirements of the application.

rotary cylinder

How do rotary cylinders contribute to energy-efficient equipment operation?

Rotary cylinders play a significant role in promoting energy-efficient equipment operation. Here’s a detailed explanation:

1. Power-On-Demand: Rotary cylinders operate based on fluid power, either hydraulic or pneumatic. One of the key advantages of fluid power systems is their power-on-demand capability. This means that the cylinder generates force and consumes energy only when necessary to perform a specific task. When the task is completed, the fluid flow to the cylinder can be shut off, resulting in energy savings compared to continuously running mechanical systems.

2. Efficient Force Conversion: Rotary cylinders efficiently convert fluid power into rotary motion. They can generate high torque, enabling them to perform tasks requiring substantial rotational force. The efficient force conversion minimizes energy losses during operation, allowing for effective utilization of input energy to achieve desired movements and work output.

3. Compact Design: Rotary cylinders are often designed to be compact and lightweight. This design approach reduces the overall weight and inertia of the equipment, resulting in energy savings. The reduced weight requires less energy to accelerate and decelerate the moving parts of the equipment, leading to improved energy efficiency.

4. Precise Control: Rotary cylinders offer precise control over the rotational motion. The ability to control speed, acceleration, and position with accuracy allows for optimized equipment operation. By fine-tuning the control parameters, energy consumption can be minimized while still achieving the desired performance. This precise control contributes to energy-efficient operation by avoiding unnecessary energy wastage.

5. Integration with Control Systems: Rotary cylinders can be seamlessly integrated into control systems such as programmable logic controllers (PLCs) or computer numerical control (CNC) systems. These control systems enable advanced algorithms and optimization techniques to be applied to the operation of rotary cylinders. By optimizing the control signals and adjusting parameters in real-time, energy consumption can be further reduced while maintaining the required functionality.

6. Energy Recovery: In certain applications, rotary cylinders can incorporate energy recovery systems. These systems capture and utilize the energy released during deceleration or load lowering. For example, in hydraulic systems, energy recovery can be achieved through the use of regenerative valves or accumulators, which store and reuse the energy that would otherwise be dissipated as heat. By recovering and reusing energy, overall energy efficiency is improved.

7. System Optimization: Rotary cylinders are part of larger systems and equipment. By considering the overall system design and optimizing the interaction between components, energy-efficient operation can be achieved. This may involve optimizing the sizing and selection of rotary cylinders, reducing friction and leakage losses, implementing efficient fluid distribution systems, and employing energy-efficient control strategies.

8. Monitoring and Maintenance: Regular monitoring and maintenance of rotary cylinders contribute to energy-efficient equipment operation. By detecting and addressing issues such as leaks, wear, or misalignment, the performance and efficiency of the cylinders can be maintained. Proper lubrication and alignment also reduce energy losses and ensure smooth operation.

By incorporating these features and considerations, rotary cylinders contribute to energy-efficient equipment operation, reducing energy consumption, and promoting sustainability in various industries.

rotary cylinder

How does a rotary cylinder differ from other types of hydraulic cylinders?

A rotary cylinder differs from other types of hydraulic cylinders in several ways. Here’s a detailed explanation:

Principle of Operation:

A rotary cylinder is designed to convert fluid power into rotational motion, while other types of hydraulic cylinders primarily provide linear motion. While standard hydraulic cylinders extend and retract in a straight line, a rotary cylinder generates rotary or swinging motion.


Rotary cylinders utilize different mechanisms to produce rotary motion. They may employ rack-and-pinion mechanisms, vane mechanisms, or gear mechanisms, depending on the specific design. In contrast, other types of hydraulic cylinders typically use a piston and cylinder arrangement to generate linear motion.

Direction of Motion:

Rotary cylinders produce rotational motion around a fixed axis or pivot point. The direction of rotation can be clockwise or counterclockwise, depending on the design and configuration of the cylinder. In contrast, other hydraulic cylinders provide linear motion in a straight line, either extending or retracting along the axis of the cylinder.


Rotary cylinders are commonly used in applications where rotational movement is required, such as rotary indexing tables, robotic arms, and conveyor systems. They are suitable for tasks that involve swinging, rotating, or indexing motions. On the other hand, other types of hydraulic cylinders are used in applications that primarily require linear motion, such as lifting, pushing, or pulling.

Advantages and Disadvantages:

Rotary cylinders offer certain advantages over other types of hydraulic cylinders. They provide compact and efficient means of generating rotary motion, allowing for versatile applications. Rotary cylinders can deliver high torque output and precise control over rotational motion. However, one potential disadvantage is that they may have a more complex design and require additional components compared to standard hydraulic cylinders.

Fluid Medium:

Rotary cylinders can be powered by either hydraulic fluid or compressed air, depending on the specific design and application. Other types of hydraulic cylinders also utilize hydraulic fluid as the power medium. The choice of fluid medium depends on factors such as the desired force and speed, environmental considerations, and system requirements.

It’s important to consult the manufacturer’s documentation and guidelines for specific information on the selection, installation, and operation of rotary cylinders and other types of hydraulic cylinders for different applications.

China high quality Good Quality Hydraulic Counterweight Cylinder Price for Mobile Crane From China Factory   vacuum pump acChina high quality Good Quality Hydraulic Counterweight Cylinder Price for Mobile Crane From China Factory   vacuum pump ac
editor by Dream 2024-04-23