Product Description
Product Description
(1) HangZhou Micro Precision Machinery Co., Ltd. design and manufacture heavy duty hydraulic cylinders that covering the following fields:
Ø Forklift Cylinder
Ø Derrick Cylinder
Ø Bulldozer Cylinder
Ø Port Crane Cylinder
Ø Two-head excavator Cylinder
Ø Small / Large Excavator Cylinder
Ø Injection Molding Machine Cylinder
(2) Not only we could manufacture all kinds of hydraulic cylinders according to the drawing from our
customers,but also we could make a design according to customer’s requirements.If you
require our engineer to make a design, please advise us the following 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.
Product Parameters
Large Excavator Hydraulic Cylinder
| Excavator Hydraulic Cylinder | Bore Diameter(mm) | Rod Diameter(mm) | Stroke(mm) | Supporting models(T) |
| Minimum | 50 | 30 | 100 | 1.5 |
| Maximum | 230 | 150 | 2500 | 50 |
| D | d | Do | F | G | P |
| 90 | 60,65 | 108 | 148 | 143 | 108 |
| 95 | 65,70 | 114 | 148 | 146 | 108 |
| 100 | 65,70 | 120 | 163 | 149 | 112 |
| 105 | 65,70,75 | 125 | 165 | 152 | 112 |
| 110 | 70,75,80 | 130 | 176 | 152 | 118 |
| 115 | 70,75,80 | 136 | 176 | 152 | 118 |
| 120 | 75,80,85 | 144 | 186 | 152 | 124 |
| 125 | 80,85 | 149 | 186 | 154 | 127 |
| 130 | 85,90,95 | 155 | 193 | 166 | 133 |
| 135 | 90,95,100 | 160 | 208 | 166 | 133 |
| 140 | 90,95,100 | 166 | 208 | 171 | 133 |
| 145 | 95,100,105 | 172 | 226 | 171 | 133 |
| 150 | 100,105,110 | 178 | 237 | 178 | 138 |
| 155 | 105,110 | 184 | 240 | 178 | 138 |
| 160 | 110,115,120 | 192 | 244 | 178 | 141 |
| 170 | 115,120 | 202 | 265 | 185 | 144 |
| 175 | 115,120 | 210 | 269 | 185 | 150 |
| 180 | 120,130 | 216 | 280 | 195 | 160 |
| 190 | 130,140 | 226 | 295 | 205 | 160 |
| 200 | 130,140 | 243 | 317 | 212 | 187 |
| 210 | 140,150 | 249 | 335 | 234 | 187 |
Detailed Photos
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Company Profile
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Packaging & Shipping
FAQ
1. Why choose our cylinder advantages?
(1) Rod are chrome plated.
(2) Tubes are quenched and tempered.
(3) Tube inner hole goes through deep hole boring machine processing.Surface roughness is 0.4Ra and circular degree is 0.571.
(4) Good quality yet lower price.
2. Are you a manufacturer or trading company?
We are an integration of industry and trade, our factory has 18 years of manufacturing experience, we have a professional design and production team.
3. Do your products come with a warranty?
Yes, we have1 year warranty. In this year, if the quality problem we will free repair for you.
4. What about the quality feedback of your products?
We have never received even once quality complaint for many years. And we have established long-term friendly cooperative relationships with our customers.
5. Could you help me to install or recommend what kind of hydraulic cylinder or power pack should I use for specific machine?
Yes, we have an experienced engineer design team ready to assist you. If you don’t know which hydraulic cylinder should be used for your machine, please contact us and our engineers will design the exact product that meets your needs.
6. What is the delivery time?
Within 15 days for samples.
25-30 days for bulk production, which is depend on quality, production process and so on.
7. What is your main payment term?
T/T, L/C, either is available.
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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.
Ensuring Controlled and Safe Force Application in Heavy Machinery with Hydraulic Cylinders
Hydraulic cylinders play a critical role in heavy machinery by ensuring controlled and safe force application. The ability to exert and control high forces is essential for heavy machinery operations, such as lifting, pressing, pushing, or pulling heavy loads. Let’s explore how hydraulic cylinders ensure controlled and safe force application in heavy machinery:
- Force Control: Hydraulic cylinders provide precise force control capabilities. The hydraulic system’s pressure can be adjusted to regulate the force exerted by the cylinder. This control allows operators to apply the necessary force for a specific task while ensuring it remains within safe limits. By accurately controlling the force, hydraulic cylinders help prevent excessive force that could damage the machinery or compromise the safety of the operation.
- Load Balancing: In heavy machinery, multiple hydraulic cylinders are often used in conjunction to distribute and balance the applied force. By using multiple cylinders, the load can be evenly distributed across the machinery, minimizing stress concentrations and ensuring controlled force application. This load balancing approach enhances the stability and safety of the machinery, preventing uneven loading that could lead to structural issues or instability.
- Safety Valves: Hydraulic systems in heavy machinery are equipped with safety valves to protect against excessive force or overloading. Safety valves are designed to release hydraulic fluid from the cylinder when the force exceeds a predetermined threshold. This prevents the force from reaching dangerous levels, safeguarding the machinery and preventing potential accidents or damage. Safety valves provide an additional layer of safety and ensure controlled force application even in unexpected circumstances.
- Pressure Relief Systems: Hydraulic cylinders incorporate pressure relief systems to further enhance safety. These systems are designed to relieve excess pressure in the hydraulic system, which could occur due to factors such as thermal expansion or system malfunctions. By relieving excess pressure, the pressure relief systems prevent sudden and uncontrolled force surges, maintaining safe and controlled force application in heavy machinery.
- Structural Integrity: Hydraulic cylinders are designed to withstand the high forces and loads associated with heavy machinery applications. The cylinders are constructed using robust materials, such as high-strength steel, and undergo rigorous testing to ensure their structural integrity. This ensures that the cylinders can safely handle the forces applied during heavy machinery operations without experiencing failures or deformations that could compromise the safety and controlled force application.
In summary, hydraulic cylinders ensure controlled and safe force application in heavy machinery through force control, load balancing, safety valves, pressure relief systems, and robust structural design. These features and design considerations enable operators to exert the necessary force while maintaining safety and preventing excessive loads or force surges. By incorporating hydraulic cylinders into heavy machinery, manufacturers can achieve controlled force application, enhance operational safety, and protect the machinery from damage or failure.
Can you provide real-world examples of machinery that heavily rely on hydraulic cylinders?
Hydraulic cylinders are widely used in various industries and applications due to their ability to provide powerful and precise linear motion. They play a crucial role in enabling the operation of heavy machinery that requires controlled force and movement. Here are some real-world examples of machinery that heavily rely on hydraulic cylinders:
1. Construction Equipment:
– Hydraulic cylinders are extensively used in construction machinery, such as excavators, bulldozers, loaders, and cranes. These machines rely on hydraulic cylinders to perform tasks like lifting heavy loads, extending and retracting booms, tilting buckets, and controlling the movement of various components. Hydraulic cylinders provide the power and precision required to handle the demanding conditions and heavy loads encountered in construction projects.
2. Agricultural Machinery:
– Many agricultural machines, including tractors, combine harvesters, and sprayers, utilize hydraulic cylinders for critical operations. Hydraulic cylinders are used to control the movement of attachments, such as front loaders, backhoes, and plows. They enable functions like lifting and lowering implements, adjusting cutting heights, and controlling the positioning of harvesting equipment. Hydraulic cylinders enhance efficiency and productivity in agricultural operations.
3. Material Handling Equipment:
– Hydraulic cylinders are integral components of material handling equipment, such as forklifts, pallet jacks, and cranes. These machines rely on hydraulic cylinders to lift and lower loads, tilt platforms or forks, and control the movement of lifting mechanisms. Hydraulic cylinders provide the necessary strength and precision to handle heavy loads and ensure safe and efficient material handling operations.
4. Industrial Machinery:
– Various industrial machinery and equipment heavily rely on hydraulic cylinders for critical functions. Examples include hydraulic presses, injection molding machines, metal-forming machines, and hydraulic-powered robots. Hydraulic cylinders enable precise control of force and movement in these applications, allowing for accurate shaping, pressing, and assembly processes.
5. Mining Equipment:
– Hydraulic cylinders are extensively used in mining machinery and equipment. Underground mining machines, such as continuous miners and longwall shearers, utilize hydraulic cylinders for cutting, shearing, and roof support operations. Surface mining equipment, including hydraulic shovels, draglines, and haul trucks, rely on hydraulic cylinders for tasks like bucket movement, boom extension, and vehicle suspension.
6. Automotive Industry:
– The automotive industry extensively utilizes hydraulic cylinders in various applications. Hydraulic cylinders are employed in vehicle suspension systems, power steering systems, convertible tops, and hydraulic brake systems. They enable smooth and controlled movement, precise steering, and efficient braking in automobiles.
7. Aerospace and Aviation:
– Hydraulic cylinders are utilized in aerospace and aviation applications, such as aircraft landing gear systems, wing flaps, and cargo handling equipment. Hydraulic cylinders provide the necessary force and control for extending and retracting landing gear, adjusting wing flaps, and operating cargo doors, ensuring safe and reliable aircraft operations.
8. Marine and Offshore Industry:
– Hydraulic cylinders are essential components in marine and offshore equipment, including ship cranes, winches, and hydraulic-powered anchor systems. They enable lifting, lowering, and positioning of heavy loads, as well as the control of various marine equipment.
These are just a few examples of machinery and industries that heavily rely on hydraulic cylinders. The versatility, power, and precise control offered by hydraulic cylinders make them indispensable in a wide range of applications, where controlled linear motion and force are essential.
editor by Dream 2024-11-29