China high quality Telescopic Hydraulic Tipping Cylinder for Trailers and Dump Truck vacuum pump oil

Product Description

CHINAMFG and CHINAMFG Type telescopic cylinder for dump truck and trailer body

1. Company Information
  Found 1995,w are 1 of the biggest hydraulic cylinder manufacturer in China, specialized in design, R & D and manufacturing of hydraulic machinery products etc, with its annual production capaciy of 2 square meters.There are 700 sets of mnufacturing equipment .

Product Description
  2. hydraulic telescopic cylinder for dump truck drawing and parameter 

Hyva FE type

ITEM MODLE NO. # of Stages Largest Moving Stage Diameter(mm) stroke(mm) mounting distance(mm) 
1 WTHY FE-3-110-3205 3 110 3205 1449
2 WTHY FE-3-110-3460 3 110 3460 1609
3 WTHY FE-3-129-3460 3 129 3460 1449
4 WTHY FE-3-129-3880 3 129 3880 1609
5 WTHY FE-3-149-2900 3 149 2900 1320
6 WTHY FE-3-149-3200 3 149 3200 1420
7 WTHY FE-3-149-3500 3 149 3500 1520
8 WTHY FE-3-149-3880 3 149 3880 1644
9 WTHY FE-4-149-4280 4 149 4280 1450
10 WTHY FE-4-149-4940 4 149 4940 1529
11 WTHY FE-4-149-4620 4 149 4620 1484
12 WTHY FE-4-169-4280 4 169 4280 1394
13 WTHY FE-4-169-4450 4 169 4450 1437
14 WTHY FE-4-169-4620 4 169 4620 1479
15 WTHY FE-4-169-4940 4 169 4940 1529
16 WTHY FE-4-169-5000 4 169 5000 1574
17 WTHY FE-4-169-5180 4 169 5180 1604
18 WTHY FE-5-169-5355 5 169 5355 1394
19 WTHY FE-5-169-5780 5 169 5780 1559
20 WTHY FE-5-169-6180 5 169 6180 1527
21 WTHY FE-5-169-6480 5 169 6480 1604
22 WTHY FE-5-169-6830 5 169 6830 1674
23 WTHY FE-5-169-7130 5 169 7130 1769
24 WTHY FE-5-191-6180 5 191 6180 1527
25 WTHY FE-5-191-9030 5 191 9030 2177
26 WTHY FE-6-191-7420 6 191 7420 1677
27 WTHY FE-5-214-6830 5 214 6830 1662
28 WTHY FE-5-214-7130 5 214 7130 1722

Parker and Custom hoists kind 

ITEM  MODEL NO. Largest Moving Stage Diameter # of Stages STROKE CLOSED LENGTH OPEN LENGTH
1 WTPK 3TG F5*72 5″ 3 72″(1829mm) 37.19″ (945mm) 109.19″ (2773mm)
2 WTPK 3TG F5*84 5”       3 84″ (2134mm) 41.19″ (1046mm) 125.19″ (3180mm)
3 WTPK 3TG F5*107 5″ 3 107.56″ (2732mm) 48.38″ (1229mm) 155.94″ (3961mm)
4 WTPK 3TG F5*126 5″ 3 126.63″ (3216mm) 54.56″ (1386mm) 181.19″ (4602mm)
5 WTPK 3TG F6*86 6″ 3 86.75″ (2203mm) 40.88″ (1038mm) 127.63″ (3241mm)
6 WTPK 3TG F6*104 6″ 3 103.94″ (2640mm) 47″ (1194mm) 150.94″ (3834mm)
7 WTPK 3TG F6*107 6″ 3 107.56″ (2732mm) 48.38″ (1289mm) 155.94″ (3961mm)
8 WTPK 3TG F6*111 6”     3 111″ (2819mm) 49.94″ (1268mm) 160.94″ (4087mm)
9 WTPK 3TG F6*120 6”     3 120” (3048mm) 53.5″ (1359mm) 173.5″ (4407mm)
10 WTPK 3TG F6*123 6”     3 123″ (3124mm) 54.94″ (1395mm) 177.94″ (4519mm)
11 WTPK 3TG F6*126 6”     3 126.31″(3208mm) 54.56″ (1386mm) 180.87″ (4594mm)
12 WTPK 3TG F6*140 6”     3 140.25″ (3562mm) 59.81″ (1519mm) 200.06″ (5081mm)
13 WTPK 4TG F6*135 6”     4 135″ (3429mm) 47.19″ (1199mm) 182.19″ (4628mm)
14 WTPK 4TG F6*156 6”     4 156″ (3962mm) 53.62″ (1362mm) 209.62″ (5324mm)
15 WTPK 3TG F7*110 7″     3 110.63″ (2810mm) 50.06″ (1271mm) 160.69″ (4081mm)
16 WTPK 3TG F7*120 7″  3 120″ (3048mm) 53.12″ (1349mm) 173.12″ (4397mm)
17 WTPK 3TG F7*124 7″    3 124.88″ (3172mm) 54.81″ (1392mm) 179.69″ (4564mm)
18 WTPK 3TG F7*129 7″    3 129″ (3277mm) 56.5″  (1435mm) 185.5″ (4712mm)
19 WTPK 3TG F7*140 7″    3 140.44″ (3567mm) 60″  (1524mm) 200.44″ (5091mm)
20 WTPK 3TG F7*150 7″    3 150″ (3810mm) 63.50″  (1613mm) 213.50″ (5423mm)
21 WTPK 4TG F7*120 7″    4 120″ (3048mm) 44.12″ (1120mm) 164.12″ (4168mm)
22 WTPK 4TG F7*135 7″    4 135″ (3429mm) 48.43″ (1230mm) 183.44″ (4659mm)
23 WTPK 4TG F7*140 7″    4 140″ (3556mm) 49.75″ (1263mm) 189.75″ (4819mm)
24 WTPK 4TG F7*156 7″    4 156″ (3962mm) 53.75″ (1365mm) 209.75″ (5327mm)
25 WTPK 4TG F7*161 7″    4 161.75″ (4108mm) 55.31″ (1405) 217.06″ (5513mm)
26 WTPK 4TG F7*167 7″    4 167″ (4242mm) 56.38″ (1432mm) 223.38″ (5674mm)
27 WTPK 4TG F7*180 7″    4 180″ (4572mm) 61.12″ (1552mm) 241.12″ (6124mm)
28 WTPK 4TG F8*148 8″    4 147.75″ (3753mm) 51.50″ (1308mm) 199.25″ (5061mm)
29 WTPK 4TG F8*156 8″    4 156″ (3962mm) 53.75″ (1365mm) 209.75″ (5327mm)
30 WTPK 4TG F8*161 8″    4 160″ (4064mm) 55.75″ (1416mm) 215.75″ (5480mm)
31 WTPK 4TG F8*170 8″    4 170″ (4318mm) 57.25″ (1454mm) 227.25″ (5481mm)
32 WTPK 4TG F8*180 8″    4 180″ (4572mm) 59.75″ (1518mm) 239.75″ (6090mm)
33 WTPK 5TG F8*170 8″    5 170″ (4318mm) 49.88″ (1267mm) 219.88″ (5585mm)
34 WTPK 5TG F8*190 8″   5 189″ (4800mm) 54.62″ (1387mm) 243.62″ (6188mm)
35 WTPK 5TG F8*220 8″   5 220″ (5588mm) 60″ (1524mm) 280″ (7112mm)
36 WTPK 5TG F8*235 8″    5 234″ (5944mm) 64.62″ (1641mm) 298.62″ (7585mm)
37 WTPK 5TG F8*250 8″   5 249″ (6325mm) 68.62″ (1743mm) 317.62″ (8068mm)
38 WTPK 5TG F8*265 8″    5 265″ (6731mm) 71″ (1803mm) 336″ (8534mm)
39 WTPK 5TG F8*285 8″   5 285″ (7239mm) 78.5″ (1994mm) 363.5″ (9233mm)
40 WTPK 5TG F9*220 9″    5 218″ (5537mm) 62.44″ (1586mm) 280.44″ (7123mm)
41 WTPK 5TG F9*235 9″    5 233″ (5918mm) 65.44″ (1662mm) 298.44″ (7580mm)
42 WTPK 5TG F9*250 9″    5 248″ (6299mm) 68.44″ (1738mm) 316.44″ (8037mm)
43 WTPK 5TG F9*265 9″    5 265″ (6731mm) 72.62″ (1844mm) 337.62″ (8575mm)
44 WTPK 5TG F9*280 9″    5 280″ (7112mm) 72.62″ (1997mm) 358.62″ (9109mm)
45 WTPK 5TG F9*300 9″    5 300″ (7620mm) 79″ (2007mm) 379″ (9627mm)
46 WTPK 5TG F9*320 9″    5 320″ (8128mm) 83″ (2108mm) 403″ (9628mm)
47 WTPK 5TG F9*340 9″    5 340″ (8636mm) 87″ (2210mm) 427″ (10846mm)

  3. hydraulic telescopic cylinder for dump truck produce line
700 sets manufacturing equipment,such as cold drawing production line ,heat treatment production line ,surface treatment production line,testing equipment,various digital-control machining equipment,gantry style linear electroplating production line.

4. hydraulic telescopic cylinder for dump truck quality guarantee system
Program before Delivery
1). Trial Operation Test
2). Start-up Pressure Test
3). Pressure-Tight Test
4). Leak Test
5). Full Stroke Test
6). Buffer Test
7). Testing the Effect of Limit
8). Load Efficiency Test
9). Reliability Test
Every piece of hydraulic cylinder are tested and will send out only after they are pasted the each test.
  Our company has abundant technical force and perfect testing means. By making wide technical and business cooperation with many related enterprises, universities, colleges and institutes both at home and abroad, and employing senior engineers and software engineers, we have greatly strengthened and improved our designing, processing, and testing abilities.

5. After-service
    1).Pre-sale service: Keep communicating with the truck manufacturers , including selection of product model , design of hydraulic system,   test of performance and analysis of the accident. Once the problems occur, we will solve them immediately together with truck manufacturers .
    2).The sale service: Provide training and technical support for users.
    3).After-sale service: Solve the problem firstly, then analyse responsibility ; Replace the system components immediately if any need. 
    4). 24 hours telephone service hotline.

6.Exhibition and partner

7. FAQ
Q1. What are the same aspects of your cylinder with CHINAMFG cylinder?
A: Same inside structure.
Same outside dimension and same mounting sizes. It can be interchangeable with Hyva’s
 
Q2. Compared with CHINAMFG cylinder, what are your cylinder advantages?
A: 1. Rod are chrome plated.
2. Tubes are quenched and tempered.
3. Tube inner hole goes through deephole boring machine processing. Surface roughness is 0.4Ra 
and circular degree is 0.571.
4. Good quality yet lower price.
 
Q3: Are you a manufacture or a trade company?
A: Manufacture, we are the leader manufacturer of hydraulic industry in China with over 20 years’ experience and technology accumulation. With strong technical team we could solve any annoyance of you.
 
Q4: Do you have quality control system?
A: Yes, The quality management system introduced is: ISO/TS 16949:2009-certified by NQA and IATF cert.
 
Q5: How can i get a booklet and buy a cylinder from you?
A: Very easy! Just leave me a message or email or call me directly, let me know you are interesting in our products. I will talk with you for the details soon!
 
Q6: Can you tell me the price for the cylinder?
A: 1. Please advice the drawing with technical requirement.
2. Please advice the model No. after you check our booklet.
3. Please advice the tipping capacity, number of stages, closed length, mounting type and size.
4. Please also help advice the quantities, this is very important.
 
Q7: Do your products come with a warranty?
A: Yes, we have 14month from production time. In this time, if the quality problem we will free repair for you.
 
Q8: Hydraulic cylinder internal leakage?
A: 3 main reasons causing internal leakage: Overload, polishing bad controlled, cheap seal kits. As is known to all, vehicles in China are often overloaded, our products all designed to bear the overload power. Advanced equipment could assure the polish processing. And we use the imported/TOP brand seals to meet customers’ requirement.
 
Q9: What about the quality feedback of your products?
A: WE HAVE NEVER RECEIVED EVEN ONCE QUALITY COMPLAINT FOR MANY YEARS OF INTERNATIONAL BUSINESS.
 
Q10: Can you help me to install or recommend what kind of hydraulic cylinder or power pack should I use for specific machine?
A: Yes, we have 25 experienced engineers who are always ready to help you. If you do not know what kind of hydraulic cylinders should be used in your machine, please just contact us, our engineers will design the exact products match your need.
 
Q11: What is the delivery time?
A: 20 days for bulk production, which is depend on quality, production process and so on.
 
Q12: What is your main payment term?
A: T/T, L/C, D/A, D/P either is available.

Q13: What is your contact information?
A: Mob: –
 

Material: Steel
Usage: for Dump Truck
Structure: Telescopic Cylinder
Power: Hydraulic
Standard: Standard
Pressure Direction: Single-acting Cylinder
Customization:
Available

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hydraulic cylinder

What advancements in hydraulic cylinder technology have improved energy efficiency?

Advancements in hydraulic cylinder technology have led to significant improvements in energy efficiency, allowing hydraulic systems to operate more efficiently and reduce energy consumption. These advancements aim to minimize energy losses, optimize system performance, and enhance overall efficiency. Here’s a detailed explanation of some key advancements in hydraulic cylinder technology that have improved energy efficiency:

1. Efficient Hydraulic Circuit Design:

– The design of hydraulic circuits has evolved to improve energy efficiency. Advancements in circuit design techniques, such as load-sensing, pressure-compensated systems, or variable displacement pumps, help match the hydraulic power output to the actual load requirements. These designs reduce unnecessary energy consumption by adjusting the flow and pressure levels according to the system demands, rather than operating at a fixed high pressure.

2. High-Efficiency Hydraulic Fluids:

– The development of high-efficiency hydraulic fluids, such as low-viscosity or synthetic fluids, has contributed to improved energy efficiency. These fluids offer lower internal friction and reduced resistance to flow, resulting in decreased energy losses within the system. Additionally, advanced fluid additives and formulations enhance lubrication properties, reducing friction and optimizing the overall efficiency of hydraulic cylinders.

3. Advanced Sealing Technologies:

– Seal technology has advanced significantly, leading to improved energy efficiency in hydraulic cylinders. High-performance seals, such as low-friction or low-leakage seals, minimize internal leakage and friction losses. Reduced internal leakage helps maintain system pressure more effectively, resulting in less energy waste. Additionally, innovative sealing materials and designs enhance durability and extend seal life, reducing the need for frequent maintenance and replacement.

4. Electro-Hydraulic Control Systems:

– The integration of advanced electro-hydraulic control systems has greatly contributed to energy efficiency improvements. By combining electronic control with hydraulic power, these systems enable precise control over cylinder operation, optimizing energy usage. Proportional or servo valves, along with position or force feedback sensors, allow for accurate and responsive control, ensuring that hydraulic cylinders operate at the required level of performance while minimizing energy waste.

5. Energy Recovery Systems:

– Energy recovery systems, such as hydraulic accumulators, have been increasingly utilized to improve energy efficiency in hydraulic cylinder applications. Accumulators store excess energy during low-demand periods and release it when there is a peak demand, reducing the need for the hydraulic pump to provide the full power continuously. By utilizing stored energy, these systems can significantly reduce energy consumption and improve overall system efficiency.

6. Smart Monitoring and Control:

– Advancements in smart monitoring and control technologies have enabled real-time monitoring of hydraulic systems, allowing for optimized energy usage. Integrated sensors, data analytics, and control algorithms provide insights into system performance and energy consumption, enabling operators to make informed decisions and adjustments. By identifying inefficiencies or suboptimal operating conditions, energy consumption can be minimized, leading to improved energy efficiency.

7. System Integration and Optimization:

– The integration and optimization of hydraulic systems as a whole have played a significant role in improving energy efficiency. By considering the entire system layout, component sizing, and interaction between different elements, engineers can design hydraulic systems that operate in the most energy-efficient manner. Proper sizing of components, minimizing pressure drops, and reducing unnecessary piping or valve restrictions all contribute to improved energy efficiency of hydraulic cylinders.

8. Research and Development:

– Ongoing research and development efforts in the field of hydraulic cylinder technology continue to drive energy efficiency advancements. Innovations in materials, component design, system modeling, and simulation techniques help identify areas for improvement and optimize energy usage. Additionally, collaboration between industry stakeholders, research institutions, and regulatory bodies fosters the development of energy-efficient hydraulic cylinder technologies.

In summary, advancements in hydraulic cylinder technology have resulted in notable improvements in energy efficiency. Efficient hydraulic circuit designs, high-efficiency hydraulic fluids, advanced sealing technologies, electro-hydraulic control systems, energy recovery systems, smart monitoring and control, system integration and optimization, as well as ongoing research and development efforts, all contribute to reducing energy consumption and enhancing the overall energy efficiency of hydraulic cylinders. These advancements not only benefit the environment but also offer cost savings and improved performance in various hydraulic applications.

hydraulic cylinder

Ensuring Stable Performance of Hydraulic Cylinders Under Fluctuating Loads

Hydraulic cylinders are designed to provide stable performance even under fluctuating loads. They achieve this through various mechanisms and features that allow for efficient load control and compensation. Let’s explore how hydraulic cylinders ensure stable performance under fluctuating loads:

  1. Piston Design: The piston inside the hydraulic cylinder plays a crucial role in load control. It is typically equipped with seals and rings that prevent leakage of hydraulic fluid and ensure effective transfer of force. The piston design may incorporate features such as stepped or tandem pistons, which provide enhanced load-bearing capabilities and improved stability by distributing the load across multiple surfaces.
  2. Cylinder Cushioning: Hydraulic cylinders often incorporate cushioning mechanisms to minimize the impact and shock caused by fluctuating loads. Cushioning can be achieved through various methods, such as adjustable cushion screws, hydraulic cushioning valves, or elastomeric cushioning rings. These mechanisms slow down the piston’s movement near the end of the stroke, reducing the impact and preventing sudden stops that could lead to instability.
  3. Pressure Compensation: Fluctuating loads can result in pressure variations within the hydraulic system. To ensure stable performance, hydraulic cylinders are equipped with pressure compensation mechanisms. These mechanisms maintain a consistent pressure level in the system, regardless of load changes. Pressure compensation can be achieved through the use of pressure relief valves, compensating pistons, or pressure-compensated flow control valves.
  4. Flow Control: Hydraulic cylinders often incorporate flow control valves to regulate the speed of the cylinder’s movement. By controlling the flow rate of hydraulic fluid, the cylinder’s motion can be adjusted to match the changing load conditions. Flow control valves allow for smooth and controlled movement, preventing abrupt changes that could lead to instability.
  5. Feedback Systems: To ensure stable performance under fluctuating loads, hydraulic cylinders can be integrated with feedback systems. These systems provide real-time information on the cylinder’s position, velocity, and force. By continuously monitoring these parameters, the hydraulic system can make immediate adjustments to maintain stability and compensate for load fluctuations. Feedback systems can include position sensors, pressure sensors, or load sensors, depending on the specific application.
  6. Proper Sizing and Selection: Ensuring stable performance under fluctuating loads starts with proper sizing and selection of hydraulic cylinders. It is crucial to choose cylinders with appropriate bore size, rod diameter, and stroke length to match the anticipated load conditions. Oversized or undersized cylinders can lead to instability and reduced performance. Proper sizing also involves considering factors such as the required force, speed, and duty cycle of the application.

In summary, hydraulic cylinders ensure stable performance under fluctuating loads through features such as piston design, cushioning mechanisms, pressure compensation, flow control, feedback systems, and proper sizing and selection. These mechanisms and considerations allow hydraulic cylinders to provide consistent and controlled movement, even in dynamic load conditions, resulting in reliable and stable performance.

hydraulic cylinder

How do hydraulic cylinders handle variations in load and pressure during operation?

Hydraulic cylinders are designed to handle variations in load and pressure during operation, making them versatile and efficient in various applications. Hydraulic systems use the principle of transmitting force through incompressible fluid to generate linear motion. Here’s a detailed explanation of how hydraulic cylinders handle variations in load and pressure:

1. Load Handling:

– Hydraulic cylinders are capable of handling different loads by utilizing the principle of Pascal’s law. According to Pascal’s law, when pressure is applied to a fluid in a confined space, the pressure is transmitted equally in all directions. In a hydraulic cylinder, the force applied to the piston results in an equal force output at the rod end of the cylinder. The size of the piston and the pressure exerted determine the force generated by the cylinder. Therefore, hydraulic cylinders can handle a wide range of loads by adjusting the pressure applied to the fluid.

2. Pressure Compensation:

– Hydraulic systems incorporate pressure compensation mechanisms to handle variations in pressure during operation. Pressure compensating valves or regulators are often used to maintain a consistent pressure in the hydraulic system, regardless of load changes. These valves automatically adjust the flow rate or pressure to ensure stable and controlled operation of the hydraulic cylinder. By compensating for pressure variations, hydraulic cylinders can maintain a consistent force output and prevent damage or instability due to excessive pressure.

3. Control Valves:

– Control valves play a crucial role in managing variations in pressure and load during hydraulic cylinder operation. Directional control valves, such as spool valves or poppet valves, control the flow of hydraulic fluid into and out of the cylinder, enabling precise control of the cylinder’s extension and retraction. By adjusting the position of the control valve, the speed and force exerted by the hydraulic cylinder can be regulated to match the load and pressure requirements of the application. Control valves allow for efficient handling of variations in load and pressure by providing fine-tuned control over the hydraulic system.

4. Accumulators:

– Hydraulic accumulators are often used to handle fluctuations in pressure and load. Accumulators store hydraulic fluid under pressure, which can be released or absorbed as needed to compensate for sudden changes in load or pressure. When the load on the hydraulic cylinder decreases, the accumulator releases stored fluid to maintain pressure and prevent pressure spikes. Conversely, when the load on the cylinder increases, the accumulator absorbs excess fluid to maintain system stability. By utilizing accumulators, hydraulic cylinders can effectively handle variations in load and pressure, ensuring smooth and controlled operation.

5. Feedback and Control Systems:

– Advanced hydraulic systems may incorporate feedback and control systems to monitor and adjust the operation of hydraulic cylinders in real-time. Position sensors or pressure sensors provide feedback on the cylinder’s position, force, and pressure, allowing the control system to make continuous adjustments to optimize performance. These systems can automatically adapt to variations in load and pressure, ensuring precise control and efficient operation of the hydraulic cylinder.

6. Design Considerations:

– Proper design considerations, such as selecting the appropriate cylinder size, piston diameter, and rod diameter, are essential for handling variations in load and pressure. The design should account for the maximum anticipated load and pressure conditions to ensure the hydraulic cylinder operates within its specified range. Additionally, the selection of suitable seals, materials, and components that can withstand the anticipated load and pressure variations is crucial for maintaining the reliability and longevity of the hydraulic cylinder.

By utilizing the principles of hydraulic systems, incorporating pressure compensation mechanisms, employing control valves and accumulators, and implementing feedback and control systems, hydraulic cylinders can effectively handle variations in load and pressure during operation. These features and design considerations allow hydraulic cylinders to adapt and perform optimally in a wide range of applications and operating conditions.

China high quality Telescopic Hydraulic Tipping Cylinder for Trailers and Dump Truck   vacuum pump oil	China high quality Telescopic Hydraulic Tipping Cylinder for Trailers and Dump Truck   vacuum pump oil
editor by CX 2023-10-17