China manufacturer Factory Supply Hydraulic Telescopic Cylinder for Mobile Crane Price vacuum pump oil near me

Product Description

Factory Supply Hydraulic telescopic cylinder for mobile crane price


Telescopic Cylinder for Mobile Cranes

A luffing cylinder is a hydraulic component commonly used in mobile cranes to control the boom’s luffing or raising/lowering movement. It is responsible for adjusting the angle of the boom, allowing the crane to reach different heights and positions.

Here’s an overview of how a telescopic cylinder works:

  1. Cylinder Design: A telescopic cylinder typically consists of a series of cylindrical tubes of varying diameters called stages or sleeves. The smaller stages are nested inside the larger ones, forming a compact unit when retracted.

  2. Piston and Rod: Each stage of the telescopic cylinder has its piston and piston rod assembly. The piston is fitted with seals to create separate pressure chambers within each stage. The piston rods are connected between the stages, allowing for synchronized movement.

  3. Hydraulic System: The telescopic cylinder is connected to a hydraulic system, which includes a hydraulic pump, reservoir, control valves, and hydraulic lines. The pump pressurizes hydraulic fluid and delivers it to the telescopic cylinder for extension and retraction.

  4. Extension: When hydraulic pressure is applied to the telescopic cylinder, the fluid enters the first stage, exerting force on the piston and causing the stage to extend. As the first stage extends, it pulls the piston rod of the next stage, initiating its extension. This process continues for each subsequent stage, resulting in an overall telescopic extension of the cylinder.

  5. Retraction: The hydraulic fluid is directed to the opposite side of each stage’s piston to retract the telescopic cylinder. This creates a pressure imbalance, causing the stages to retract synchronized. The smaller stages retract first, followed by the larger stages, until the cylinder is fully retracted.

  6. Stroke Length and Compactness: The telescopic cylinder allows for a longer stroke length than traditional single-stage cylinders, as the multiple stages can extend and retract consecutively. When fully retracted, the nested stages create a compact unit, reducing the overall length of the cylinder.

  7. Load Capacity: The load capacity of a telescopic cylinder depends on factors such as the diameter and wall thickness of the stages, the number of stages, and the hydraulic pressure applied. It is important to ensure that the cylinder is designed and used within its specified load capacity to ensure safe and reliable operation.

  8. Applications: Telescopic cylinders find applications in various industries, including construction equipment, material handling machinery, dump trucks, aerial platforms, cranes, and hydraulic presses. They are particularly useful when a long stroke length is required in confined spaces or when a compact retracted length is necessary.

What is the difference between a telescopic cylinder and a normal cylinder?

The main difference between a telescopic cylinder and a normal cylinder, also known as a single-stage or conventional cylinder, lies in their design and functionality. Here are the key distinctions:
1. Stroke Length: The primary advantage of a telescopic cylinder is its ability to provide a longer stroke length compared to a normal cylinder. Telescopic cylinders achieve this by incorporating multiple stages that extend and retract, enabling a telescoping motion. In contrast, a normal cylinder has a fixed stroke length determined by the length of the piston rod.
2. Compactness: Telescopic cylinders are designed to be compact when retracted. This is achieved through the nested arrangement of the stages, with each stage fitting inside the larger one. As a result, telescopic cylinders are well-suited for applications where space is limited. In contrast, a normal cylinder has a fixed length, typically equal to the fully extended length, and does not offer the same level of compactness.
3. Extended Length: Telescopic cylinders can achieve a significantly longer fully extended length than a normal cylinder with the same retracted length. This makes them suitable for applications requiring a long reach or extension, such as boom extensions in cranes or aerial platforms. Normal cylinders, on the other hand, have a fixed extended length equal to the stroke length.
4. Complexity: Telescopic cylinders are more complex in design compared to normal cylinders. They consist of multiple stages, each with its own piston and piston rod assembly, which requires precise synchronization of movement. This complexity increases the manufacturing and maintenance requirements compared to a standard cylinder.
5. Load Capacity: Telescopic cylinders typically have a lower load capacity compared to normal cylinders of the same diameter. This is due to the increased number of seals, moving parts, and the potential for misalignment or deflection. Normal cylinders, with their simpler design, can often handle higher load capacities.
6. Application Specificity: Telescopic cylinders are commonly used in applications where a long stroke length is required while maintaining a compact retracted length. They are particularly suitable for equipment with height or space restrictions, such as dump trucks, material-handling machinery, and hydraulic platforms. Normal cylinders, on the other hand, are used in a wide range of applications where a simple linear motion is needed, such as in hydraulic presses, machine tools, and industrial equipment.
It’s important to note that both telescopic cylinders and normal cylinders have their respective strengths and limitations. The choice between them depends on the specific requirements of the application, including the desired stroke length, available space, load capacity, and other factors.

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

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

hydraulic cylinder

Can hydraulic cylinders be integrated with modern telematics and remote monitoring?

Yes, hydraulic cylinders can indeed be integrated with modern telematics and remote monitoring systems. The integration of hydraulic cylinders with telematics and remote monitoring technology offers numerous benefits, including enhanced operational efficiency, improved maintenance practices, and increased overall productivity. Here’s a detailed explanation of how hydraulic cylinders can be integrated with modern telematics and remote monitoring:

1. Sensor Integration:

– Hydraulic cylinders can be equipped with various sensors to gather real-time data about their performance and operating conditions. Sensors such as pressure transducers, temperature sensors, position sensors, and load sensors can be integrated directly into the cylinder or its associated components. These sensors provide valuable information about parameters such as pressure, temperature, position, and load, enabling remote monitoring and analysis of the cylinder’s behavior.

2. Data Transmission:

– The data collected from the sensors in hydraulic cylinders can be transmitted wirelessly or through wired connections to a central monitoring system. Wireless communication technologies such as Bluetooth, Wi-Fi, or cellular networks can be employed to transmit data in real-time. Alternatively, wired connections such as Ethernet or CAN bus can be utilized for data transmission. The choice of communication method depends on the specific requirements of the application and the available infrastructure.

3. Remote Monitoring Systems:

– Remote monitoring systems receive and process the data transmitted from hydraulic cylinders. These systems can be cloud-based or hosted on local servers, depending on the implementation. Remote monitoring systems collect and analyze the data to provide insights into the cylinder’s performance, health, and usage patterns. Operators and maintenance personnel can access the monitoring system through web-based interfaces or dedicated software applications to view real-time data, receive alerts, and generate reports.

4. Condition Monitoring and Predictive Maintenance:

– Integration with telematics and remote monitoring enables condition monitoring and predictive maintenance of hydraulic cylinders. By analyzing the collected data, patterns and trends can be identified, allowing for the detection of potential issues or anomalies before they escalate into major problems. Predictive maintenance algorithms can be applied to the data to generate maintenance schedules, recommend component replacements, and optimize maintenance activities. This proactive approach helps prevent unexpected downtime, reduces maintenance costs, and maximizes the lifespan of hydraulic cylinders.

5. Performance Optimization:

– The data collected from hydraulic cylinders can also be utilized to optimize their performance. By analyzing parameters such as pressure, temperature, and load, operators can identify opportunities for improving operational efficiency. Insights gained from the remote monitoring system can guide adjustments in system settings, load management, or operational practices to optimize the performance of hydraulic cylinders and the overall hydraulic system. This optimization can result in energy savings, improved productivity, and reduced wear and tear.

6. Integration with Equipment Management Systems:

– Telematics and remote monitoring systems can be integrated with broader equipment management systems. This integration allows hydraulic cylinder data to be correlated with data from other components or related machinery, providing a comprehensive view of the overall system’s performance. This holistic approach enables operators to identify potential interdependencies, optimize system-wide performance, and make informed decisions regarding maintenance, repairs, or upgrades.

7. Enhanced Safety and Fault Diagnosis:

– Telematics and remote monitoring can contribute to enhanced safety and fault diagnosis in hydraulic systems. Real-time data from hydraulic cylinders can be used to detect abnormal conditions, such as excessive pressure or temperature, which may indicate potential safety risks. Fault diagnosis algorithms can analyze the data to identify specific issues or malfunctions, enabling prompt intervention and reducing the risk of catastrophic failures or accidents.

In summary, hydraulic cylinders can be effectively integrated with modern telematics and remote monitoring systems. This integration enables the collection of real-time data, remote monitoring of performance, condition monitoring, predictive maintenance, performance optimization, integration with equipment management systems, and enhanced safety. By harnessing the power of telematics and remote monitoring, hydraulic cylinder users can achieve improved efficiency, reduced downtime, optimized maintenance practices, and enhanced overall productivity in various applications and industries.

hydraulic cylinder

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:

  1. 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.
  2. 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.
  3. 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.
  4. 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.
  5. 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.

hydraulic cylinder

Can hydraulic cylinders be adapted for use in both industrial and mobile equipment?

Yes, hydraulic cylinders can be adapted for use in both industrial and mobile equipment. The versatility and adaptability of hydraulic systems make them suitable for a wide range of applications across various industries. Here’s a detailed explanation:

1. Industrial Equipment:

– Hydraulic cylinders are extensively used in industrial equipment such as manufacturing machinery, construction equipment, material handling systems, and heavy-duty machinery. They provide the necessary force and controlled movement for tasks such as lifting, pushing, pulling, and positioning heavy loads. Industrial hydraulic cylinders are typically designed for robustness, durability, and high load-bearing capacities to withstand the demanding environments and heavy-duty applications encountered in industries.

2. Mobile Equipment:

– Hydraulic cylinders are also widely adopted in mobile equipment, including agricultural machinery, mining equipment, forestry machinery, and transportation vehicles. These cylinders enable various functions such as tilting, lifting, steering, and stabilizing. Mobile hydraulic cylinders are designed to be compact, lightweight, and efficient to meet the specific requirements of mobile applications. They are often integrated into hydraulic systems that power multiple functions in a single machine.

3. Adaptability:

– One of the key advantages of hydraulic cylinders is their adaptability. They can be customized and configured to suit different operating conditions, equipment sizes, load capacities, and speed requirements. Hydraulic cylinder manufacturers offer a wide range of sizes, stroke lengths, mounting options, and rod configurations to accommodate diverse applications. This adaptability allows hydraulic cylinders to be utilized in both industrial and mobile equipment, serving various purposes across different sectors.

4. Mounting Options:

– Hydraulic cylinders can be adapted to different mounting arrangements to suit the specific requirements of industrial and mobile equipment. They can be mounted in various orientations, including vertical, horizontal, or at an angle. Different mounting options, such as flange mounts, trunnion mounts, and clevis mounts, provide flexibility in integrating hydraulic cylinders into different equipment designs.

5. Integration with Hydraulic Systems:

– Hydraulic cylinders are often part of a larger hydraulic system that includes components such as pumps, valves, hoses, and reservoirs. These systems can be tailored to meet the specific needs of both industrial and mobile equipment. The hydraulic system’s design and configuration can be adapted to provide the necessary flow rates, pressures, and control mechanisms required for optimal performance in the intended application.

6. Control and Automation:

– Hydraulic cylinders in both industrial and mobile equipment can be integrated with control systems and automation technologies. This allows for precise and automated control of the cylinder’s movement and function. Proportional control valves, sensors, and electronic controls can be incorporated to achieve accurate positioning, speed control, and synchronization of multiple hydraulic cylinders, enhancing overall equipment performance and productivity.

7. Safety Considerations:

– Hydraulic cylinders for both industrial and mobile equipment are designed with safety in mind. They often feature built-in safety mechanisms such as overload protection, pressure relief valves, and emergency stop systems to prevent accidents and equipment damage. Safety standards and regulations specific to each industry are taken into account during the design and adaptation of hydraulic cylinders for different applications.

Overall, hydraulic cylinders offer the adaptability and performance required for use in both industrial and mobile equipment. Their versatility, customizable features, mounting options, integration capabilities, and safety considerations make them suitable for a wide range of applications across diverse industries. Whether it’s heavy-duty industrial machinery or mobile equipment operating in challenging environments, hydraulic cylinders can be adapted to meet the specific needs and requirements of various equipment types.

China manufacturer Factory Supply Hydraulic Telescopic Cylinder for Mobile Crane Price   vacuum pump oil near me		China manufacturer Factory Supply Hydraulic Telescopic Cylinder for Mobile Crane Price   vacuum pump oil near me
editor by CX 2023-10-13