China wholesaler Compact High Speed Reducer Shell to Speed Reducer Planetary Gearbox differential gearbox

Product Description

Company Profile

ZheJiang Zhongye Electromechanical Technology Co., LTD. is located in HangZhou High-tech International Enterprise Port Building 19, Liandong U Valley, High-tech Zone, HangZhou , ZheJiang Province, China.with a total investment of over 300 million yuan. Specializing in hydraulic piston pump, hydraulic valve, hydraulic motor, hydraulic cylinder and other hydraulic components research and development and remanufacturing.
Our boss has been engaged in the hydraulic industry for 36 years, and has a profound cultural background and understanding of the hydraulic field. He has successively established HangZhou CZPT Excavator Co., LTD., ZheJiang CZPT Fluid Transmission Co., LTD. In order to expand the operation and increase the export trade business, he introduced 2 directors with foreign investment experience to set up ZheJiang Zhongye Electromechanical Technology Co., LTD.
At Chairman, zhongye Electromechanical has close cooperation and exchanges with the leading universities in the field of fluid transmission in China, such as HangZhou Institute of Technology, and ZHangZhoug University, and has jointly established the “Fluid Transmission and Control Industry-University-Research Center” with HangZhou Institute of Technology, transforming scientific research theories into practical results. Determined to make the core characteristic service, and to do well, bigger, stronger, promote the common progress of the industry, drive the development of China’s hydraulic industry, to the world’s leading fluid transmission and control system.
The company has passed SGS, the products has passed the CE and EAC (Russian customs union )certificates

Our Advantages

  1. We have a factory that produce pumps of KPM K3V/K5V/K7V series, The quality can be up to the same quality as the CZPT , but the price is far below them. It has good cost performance because our boss has been in the hydraulic industry for 36 years, he is specializing in this technical research and is seriously at quality. If you have a market there, it will be a great advantage.
  2. In addition, there is a warehouse can also providing a variety of hydraulic parts for import brands such as Parker, CZPT , Eaton, KPM, Kawasaki, CZPT , Calzoni , Yuken, KYB, Hawei, CZPT , XGCM, caterpillar, Hitachi etc.
  3. Packaging: Adopt a variety of packaging and multiple protection to ensure the integrity of products.
  4. Double plastic bags: the inner layer is rust and oil proof, and the outer layer is double protection to prevent rain from affecting the external packaging and then affecting the product
  5. High elastic foam paper: secure and provide close protection to the product
  6. Wooden case: prevent direct impact on products during transportation
  7. Logistics: The company is equipped with logistics department and freight drivers to ensure the safety and timely delivery of goods to the designated place/warehouse/port.
  8. Certificates: CE and EAC (Russian customs union )

FAQ

Q1. What is your terms of packing?
A: Generally, we pack our goods in anti-rust treatment/polybag/foam boards and wooden cartons. If you have legally registered patent,we can pack the goods in your branded boxes after getting your authorization letters.

Q2. What is your terms of payment?
A: T/T 30% advance payment, and 70% before delivery. We’ll show you the photos of the products and packages before you pay the balance.

Q3. What is your terms of delivery?
A: EXW, FOB, CFR, CIF, DDP, DDU.

Q4. How about your delivery time?
A: Generally, it will take 5 to 10 days after receiving your advance payment if there are stock, otherwise it will take 20-25days. The specific delivery time depends on the items and the quantity of your order.

Q5. What is your sample policy?
A: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and the freight.

Q6. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery to ensure the quality of products.

Q7: How do you make our business long-term and good relationship?
A:1. We keep good quality and competitive price to ensure our customers benefit ;
2. We respect every customer as our friend and we sincerely do business and make friends with them,no matter where they come from.

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Partners

Application: Motor, Motorcycle, Machinery, Marine, Agricultural Machinery
Hardness: Hardened Tooth Surface
Installation: 90 Degree
Layout: Coaxial
Gear Shape: Cylindrical Gear
Type: Gear Reducer
Customization:
Available

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Customized Request

planetary gearbox

Impact of Gear Tooth Design and Profile on the Efficiency of Planetary Gearboxes

The design and profile of gear teeth have a significant impact on the efficiency of planetary gearboxes:

  • Tooth Profile: The tooth profile, such as involute, cycloid, or modified profiles, affects the contact pattern and load distribution between gear teeth. An optimized profile minimizes stress concentration and ensures smooth meshing, contributing to higher efficiency.
  • Tooth Shape: The shape of gear teeth influences the amount of sliding and rolling motion during meshing. Gear teeth designed for more rolling and less sliding motion reduce friction and wear, enhancing overall efficiency.
  • Pressure Angle: The pressure angle at which gear teeth engage affects the force distribution and efficiency. Larger pressure angles can lead to higher efficiency due to improved load sharing, but they may require more space.
  • Tooth Thickness and Width: Optimized tooth thickness and width contribute to distributing the load more evenly across the gear face. Proper sizing reduces stress and increases efficiency.
  • Backlash: Backlash, the gap between meshing gear teeth, impacts efficiency by causing vibrations and energy losses. Properly controlled backlash minimizes these effects and improves efficiency.
  • Tooth Surface Finish: Smoother tooth surfaces reduce friction and wear. Proper surface finish, achieved through grinding or honing, enhances efficiency by reducing energy losses due to friction.
  • Material Selection: The choice of gear material influences wear, heat generation, and overall efficiency. Materials with good wear resistance and low friction coefficients contribute to higher efficiency.
  • Profile Modification: Profile modifications, such as tip and root relief, optimize tooth contact and reduce interference. These modifications minimize friction and increase efficiency.

In summary, the design and profile of gear teeth play a crucial role in determining the efficiency of planetary gearboxes. Optimal tooth profiles, shapes, pressure angles, thicknesses, widths, surface finishes, and material selections all contribute to reducing friction, wear, and energy losses, resulting in improved overall efficiency.

planetary gearbox

Signs of Wear or Damage in Planetary Gearboxes and Recommended Service

Planetary gearboxes, like any mechanical component, can exhibit signs of wear or damage over time. Recognizing these signs is crucial for timely maintenance to prevent further issues. Here are some common signs of wear or damage in planetary gearboxes:

1. Unusual Noise: Excessive noise, grinding, or whining sounds during operation can indicate worn or misaligned gear teeth. Unusual noise is often a clear indicator that something is wrong within the gearbox.

2. Increased Vibration: Excessive vibration or shaking during operation can result from misalignment, damaged bearings, or worn gears. Vibration can lead to further damage if not addressed promptly.

3. Gear Tooth Wear: Inspect gear teeth for signs of wear, pitting, or chipping. These issues can result from improper lubrication, overload, or other operational factors. Damaged gear teeth can affect the gearbox’s efficiency and performance.

4. Oil Leakage: Leakage of gearbox oil or lubricant can indicate a faulty seal or gasket. Oil leakage not only leads to reduced lubrication but can also cause environmental contamination and further damage to the gearbox components.

5. Temperature Increase: A significant rise in operating temperature can suggest increased friction due to wear or inadequate lubrication. Monitoring temperature changes can help identify potential issues early.

6. Reduced Efficiency: If you notice a decrease in performance, such as decreased torque output or inconsistent speed, it could indicate internal damage to the gearbox components.

7. Abnormal Gear Ratios: If the output speed or torque does not match the expected gear ratio, it could be due to gear wear, misalignment, or other issues affecting the gear engagement.

8. Frequent Maintenance Intervals: If you find that you need to service the gearbox more frequently than usual, it could be a sign that the gearbox is experiencing excessive wear or damage.

When to Service: If any of the above signs are observed, it’s important to address them promptly. Regular maintenance checks are also recommended to detect potential issues early and prevent more significant problems. Scheduled maintenance should include inspections, lubrication checks, and replacement of worn or damaged components.

It’s advisable to consult the gearbox manufacturer’s guidelines for recommended service intervals and practices. Regular maintenance can extend the lifespan of the planetary gearbox and ensure it continues to operate efficiently and reliably.

planetary gearbox

Challenges and Solutions for Managing Power Transmission Efficiency in Planetary Gearboxes

Managing power transmission efficiency in planetary gearboxes is crucial to ensure optimal performance and minimize energy losses. Several challenges and solutions are involved in maintaining high efficiency:

1. Gear Meshing Efficiency: The interaction between gears can lead to energy losses due to friction and meshing misalignment. To address this, manufacturers use precision manufacturing techniques to ensure accurate gear meshing and reduce friction. High-quality materials and surface treatments are also employed to minimize wear and friction.

2. Lubrication: Proper lubrication is essential to reduce friction and wear between gear surfaces. Using high-quality lubricants with the appropriate viscosity and additives can enhance power transmission efficiency. Regular maintenance and monitoring of lubrication levels are vital to prevent efficiency losses.

3. Bearing Efficiency: Bearings support the rotating elements of the gearbox and can contribute to energy losses if not properly designed or maintained. Choosing high-quality bearings and ensuring proper alignment and lubrication can mitigate efficiency losses in this area.

4. Bearing Preload: Incorrect bearing preload can lead to increased friction and efficiency losses. Precision assembly and proper adjustment of bearing preload are necessary to optimize power transmission efficiency.

5. Mechanical Losses: Various mechanical losses, such as windage and churning losses, can occur in planetary gearboxes. Designing gearboxes with streamlined shapes and efficient ventilation systems can reduce these losses and enhance overall efficiency.

6. Material Selection: Choosing appropriate materials with high strength and minimal wear characteristics is essential for reducing power losses due to material deformation and wear. Advanced materials and surface coatings can be employed to enhance efficiency.

7. Noise and Vibration: Excessive noise and vibration can indicate energy losses in the form of mechanical inefficiencies. Proper design and precise manufacturing techniques can help minimize noise and vibration, indicating better power transmission efficiency.

8. Efficiency Monitoring: Regular efficiency monitoring through testing and analysis allows engineers to identify potential issues and optimize gearbox performance. This proactive approach ensures that any efficiency losses are promptly addressed.

By addressing these challenges through careful design, material selection, manufacturing techniques, lubrication, and maintenance, engineers can manage power transmission efficiency in planetary gearboxes and achieve high-performance power transmission systems.

China wholesaler Compact High Speed Reducer Shell to Speed Reducer Planetary Gearbox   differential gearbox	China wholesaler Compact High Speed Reducer Shell to Speed Reducer Planetary Gearbox   differential gearbox
editor by CX 2023-09-13