Product Description

Product Description

Product Application

ETERNAL company design and manufacture hydraulic cylinders for different applications:
1.Construction machinery
2.Mining machinery
3.Hydraulic press, including Forging press, Die casting machine, Injection Molding Machine, etc.
4.Extrusion press
5.Metallurgical machinery, like Rolling Mill Servo
6.Hoisting machinery, including marine jib crane,marine crane,hydraulic knuckle boom marine crane,etc.
7.Excavating machinery, used in telescopic boms, knuckle booms, fixed double taper booms,etc.
8.Petroleum drilling machinery
9.Hydraulic lifting platform
10.Marine equipment
11.Hydro power project

Design

Not only we could manufacture all kinds of heavy duty hydraulic cylinder on hydraulic press according to the drawing from customers,but also we could make a design according to customers’requirements. If you require our engineer to make a design, please advise us thefollowing specification :
1. Rated pressure
2. Working pressure
3. Test pressure
4. Working condition and environment ,for example ,temperature ,working frequency
5. Pulling force ,and return stroke force
6. Pulling and return speed
7. Assembly size
8. Seal ring requirements .For example , brand ,seal material etc .
9. Tube and piston rod raw material requirements
10. Piston rod surface treatment requirements, for example chromating film thickness , Surface hardness etc .
11. Painting and other spare parts requirements .
 

Manufacturing capability and cylinder size range

Max bore diameter: Ø1200mm
Max stroke: 12Meter
Max text pressure: 50MPa
 

Detailed Images

1.Cylinder tube

According to the cylinder pressure and inside diameter size, different steel tube Would be choosed.
ID ≤300mm, choose cold rolled precision seamless tube
300mm≤ID ≤500mm, choose hot rolled seamless tube
500mm≤ID ≤1000mm, choose forged tube
Steel grade : SAE1571, SAE1045, 27SiMn , S355JR, S355J2G3, St52-3, SUS304, SUS316L etc .
Inside boring and honing , roughness R0.2-R0.3
Inside chromating : if necessary ,tube inside chromating could be applied 

2Piston rod

steel grade : SAE1045, 42CrMo4, SUS410 ,SUS420, SUS304, SUS316L

Eternal company ensure that every piece piston rod would be surface hardened before chromating, surface hardness is HRC55~60 , Chromating film thickness is 0.03~0.04mm if there is no other specific requirements.

 

3.Seal ring and O ring
According to the customers’ requirements and working condition, CHINAMFG company would choose suitable
seal ring kit, seal ring brand include: Parker, Merkel, NOK, HangZhou Rubber institute, ZheJiang brand etc. CHINAMFG company would supply suitable seal solution for their customer so that hydraulic cylinder has more lifetime, easy maintenance and simple repairing.

 

4.Tube and flange welding

The welding on cylinder tube and flange would be Ultrasonic tested every time, the welding seam would be
cleaned before machining. CHINAMFG company ensure that every welding seam has no any leak during lifetime.

 

5.Assembly and pressure test

Before hydraulic cylinder is assemblied, every spare parts would be measured and cleaned. After hydraulic cylinder is assemblied, pressure test would be carried out 1 By one, CHINAMFG company ensure that testingpressure is higher 30%-50% than working pressure, and pressure holding time 30~60 minutes is necessary. Every piece hydraulic cylinder must be tested completely without any leak.

 

Packing & Delivery

Our Company

 

Company Profile

HangZhou CHINAMFG Heavy Industry Co., Ltd was established in 22, Apr. 2008. Our products mainly including: hydraulic baler, hydraulic shear, hydraulic cylinder and metallurgical Equipment. We could manufacture all kinds of hydraulic baler and hydraulic shear, pressure up to 1000 tons, and our machines have been exported to many countries.
Our hydraulic cylinders are widely used in construction machinery, mining machinery, hydro power project, offshore drilling platform, steel plant equipment, marine machinery, hydraulic lifting system, metallurgical equipment, forging equipment etc. Max cylinder bore size reach 1,000 mm, max cylinder stroke reach 12 meter, max test pressure could reach 50Mpa. Our cylinder has passed through BV certification.
We could also manufacture all kinds of metal extrusion press, pipe upsetting machine, including all kinds of steel plant spare parts.
Our factory has 15,000 square CHINAMFG and have heavy duty workshop with area 8,000 square meters. There is double layer crane in the work shop. The lifting height could reach 16 meter while lifting capacity could reach 75 tons.
Our company passed the ISO9001: 2015, ISO14001: 2015, OHSAS18001: 2007, BV marine certification, API certification etc. Till now, our products have been exported to nearly 50 countries and own good reputation from our customers. You are welcome to visit our company.

 

Certification: CE
Pressure: Medium Pressure
Work Temperature: Low Temperature
Acting Way: Single Acting
Working Method: Straight Trip
Adjusted Form: Regulated Type
Customization:
Available

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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

Integration of Hydraulic Cylinders with Equipment Requiring Rapid and Dynamic Movements

Hydraulic cylinders can indeed be integrated with equipment that requires rapid and dynamic movements. While hydraulic systems are generally known for their ability to provide high force and precise control, they can also be designed and optimized for applications that demand fast and dynamic motion. Let’s explore how hydraulic cylinders can be integrated with such equipment:

  1. High-Speed Hydraulic Systems: Hydraulic cylinders can be part of high-speed hydraulic systems designed specifically for rapid and dynamic movements. These systems incorporate features such as high-flow valves, optimized hydraulic circuitry, and responsive control systems. By carefully engineering the system components and hydraulic parameters, it is possible to achieve the desired speed and responsiveness, enabling the equipment to perform rapid movements.
  2. Valve Control: The control of hydraulic cylinders plays a crucial role in achieving rapid and dynamic movements. Proportional or servo valves can be used to precisely control the flow of hydraulic fluid into and out of the cylinder. These valves offer fast response times and precise flow control, allowing for rapid acceleration and deceleration of the cylinder’s piston. By adjusting the valve settings and optimizing the control algorithms, equipment can be designed to execute dynamic movements with high speed and accuracy.
  3. Optimized Cylinder Design: The design of hydraulic cylinders can be optimized to facilitate rapid and dynamic movements. Lightweight materials, such as aluminum alloys or composite materials, can be used to reduce the moving mass of the cylinder, enabling faster acceleration and deceleration. Additionally, the cylinder’s internal components, such as the piston and seals, can be designed for low friction to minimize energy losses and enhance responsiveness. These design optimizations contribute to the overall speed and dynamic performance of the equipment.
  4. Accumulator Integration: Hydraulic accumulators can be integrated into the system to enhance the dynamic capabilities of hydraulic cylinders. Accumulators store pressurized hydraulic fluid, which can be rapidly released to supplement the flow from the pump during high-demand situations. This stored energy can provide an extra boost of power, allowing for faster and more dynamic movements. By strategically sizing and configuring the accumulator, the system can be optimized for the specific rapid and dynamic requirements of the equipment.
  5. System Feedback and Control: To achieve precise and dynamic movements, hydraulic systems can incorporate feedback sensors and advanced control algorithms. Position sensors, such as linear potentiometers or magnetostrictive sensors, provide real-time position feedback of the hydraulic cylinder. This information can be used in closed-loop control systems to maintain precise positioning and execute rapid movements. Advanced control algorithms can optimize the control signals sent to the valves, ensuring smooth and dynamic motion while minimizing overshooting or oscillations.

In summary, hydraulic cylinders can be integrated with equipment that requires rapid and dynamic movements by utilizing high-speed hydraulic systems, employing responsive valve control, optimizing cylinder design, integrating accumulators, and incorporating feedback sensors and advanced control algorithms. These measures enable hydraulic systems to deliver the speed, responsiveness, and precision necessary for equipment operating in dynamic environments. By leveraging the capabilities of hydraulic cylinders, manufacturers can design and integrate systems that meet the requirements of applications demanding rapid and dynamic movements.

hydraulic cylinder

How do hydraulic cylinders accommodate variations in stroke length and force requirements?

Hydraulic cylinders are designed to accommodate variations in stroke length and force requirements, providing flexibility and adaptability for different applications. They can be tailored to meet specific needs by considering factors such as piston diameter, rod diameter, hydraulic pressure, and cylinder design. Here’s a detailed explanation of how hydraulic cylinders accommodate variations in stroke length and force requirements:

1. Cylinder Size and Design:

– Hydraulic cylinders come in various sizes and designs to accommodate different stroke lengths and force requirements. The cylinder’s diameter, piston area, and rod diameter are key factors that determine the force output. Larger cylinder diameters and piston areas can generate greater force, while smaller diameters are suitable for applications requiring lower force. By selecting the appropriate cylinder size and design, stroke lengths and force requirements can be effectively accommodated.

2. Piston and Rod Configurations:

– Hydraulic cylinders can be designed with different piston and rod configurations to accommodate variations in stroke length. Single-acting cylinders have a single piston and can provide a stroke in one direction. Double-acting cylinders have a piston on both sides, allowing for strokes in both directions. Telescopic cylinders consist of multiple stages that can extend and retract, providing a longer stroke length compared to standard cylinders. By selecting the appropriate piston and rod configuration, the desired stroke length can be achieved.

3. Hydraulic Pressure and Flow:

– The hydraulic pressure and flow rate supplied to the cylinder play a crucial role in accommodating variations in force requirements. Increasing the hydraulic pressure increases the force output of the cylinder, enabling it to handle higher force requirements. By adjusting the pressure and flow rate through hydraulic valves and pumps, the force output can be controlled and matched to the specific requirements of the application.

4. Customization and Tailoring:

– Hydraulic cylinders can be customized and tailored to meet specific stroke length and force requirements. Manufacturers offer a wide range of cylinder sizes, stroke lengths, and force capacities to choose from. Additionally, custom-designed cylinders can be manufactured to suit unique applications with specific stroke length and force demands. By working closely with hydraulic cylinder manufacturers, it is possible to obtain cylinders that precisely match the required stroke length and force requirements.

5. Multiple Cylinders and Synchronization:

– In applications that require high force or longer stroke lengths, multiple hydraulic cylinders can be used in combination. By synchronizing the movement of multiple cylinders through the hydraulic system, the stroke length and force output can be effectively increased. Synchronization can be achieved using mechanical linkages, electronic controls, or hydraulic circuitry, ensuring coordinated movement and force distribution across the cylinders.

6. Load-Sensing and Pressure Control:

– Hydraulic systems can incorporate load-sensing and pressure control mechanisms to accommodate variations in force requirements. Load-sensing systems monitor the load demand and adjust the hydraulic pressure accordingly, ensuring that the cylinder delivers the required force without exerting excessive force. Pressure control valves regulate the pressure within the hydraulic system, allowing for precise control and adjustment of the force output based on the application’s needs.

7. Safety Considerations:

– When accommodating variations in stroke length and force requirements, it is essential to consider safety factors. Hydraulic cylinders should be selected and designed with an appropriate safety margin to handle unexpected loads or variations in operating conditions. Safety mechanisms such as overload protection valves and pressure relief valves can be incorporated to prevent damage or failure in situations where the force limits are exceeded.

By considering factors such as cylinder size and design, piston and rod configurations, hydraulic pressure and flow, customization options, synchronization, load-sensing, pressure control, and safety considerations, hydraulic cylinders can effectively accommodate variations in stroke length and force requirements. This flexibility allows hydraulic cylinders to be tailored to meet the specific demands of a wide range of applications, ensuring optimal performance and efficiency.

China supplier Hydraulic Cylinder for Construction Eh215-80-5792   vacuum pump ac system	China supplier Hydraulic Cylinder for Construction Eh215-80-5792   vacuum pump ac system
editor by CX 2023-11-08