China supplier PMP Series Pmb7.1r130 Planetary Gearbox Transit Mixer Gearbox automatic gearbox

Product Description

truck crane swing planetary gear reducer hydraulic slewing drive gearbox

Product description:

Daixin planetary reducer gearbox is designed with large torque, high start and transmission efficiency, low-speed stability, compact radial size, low noise, etc.

The main devices we are making are walking reducers, lifting reducers and swing reducers.

They are widely used for vehicle cranes, crawler cranes, truck mounted cranes, marine cranes, aerial work trucks, excavators, etc.
 

 

 

Product Slewing drive reducer
Model DH10B103S
Max. output torque 11500 Nm
Ratio 102.95:1
Max. input torque  111.5Nm
Max. input speed 1788 r/min
Max. output speed 17.37 r/min
Application slewing drive for truck crane, wrecker, aerial working platform, etc
OEM  Acceptable

 

 

Product features:
 

1.Compact size
2.Low noise
3.High start-up and working efficiency
4.Easy installation, operation and maintenance
5.Various models for wide applications
6.One year warranty 
7.Free components for replacement within warranty period
8.Professional and tailored solution for different requirements
9.Free technical support at any time
10.Customer training is available.

 

Packing and delivery details:

Packing method: plywood box (1 pc / box)

 

 

Company details:

ZheJiang CZPT Intelligent Technology Co., Ltd is a scientific and technological enterprise engaged in the research, development and production of planetary gear transmission products, like slewing reducers, Travel drive reducers, lifting winch reducers, hydraulic winches, etc.

The company has always put quality management as the top priority of the company’s development. The products are manufactured not only meet the international ISO 4301 and ISO9001 standards, but also meet the US SAE J706 and the European Union CE standards. 

Daixin Intelligent Technology relies on quality, reputation and service to develop, cultivate and consolidate the national and global markets. Be our partners and be our friends.
 

 

 

 

Our clients:

The company relies on quality, reputation and service to develop, cultivate and consolidate the national and global markets.

Currently, the cooperative customers include: the famous construction machinery manufacturers, the largest wrecker manufacturer ZheJiang CZPT Company, and the largest high-altitude vehicle manufacturer HangZhou Handler Company.

Products are also exported to Russia, Belarus, Spain, UK, Canada, Australia, India, Malaysia and other countries.
 

 

 

 

FAQ:

1.How to choose the product which meets our requirement?
A) Look through our shop, find a proper item, send me an inquiry, I quote details for you.
B) In case no suitable item in our shop, send me an inquiry with your requirements, we can customize for you.  

2.What is payment term?
A) For regular design: 30% deposit, the balance before loading.
B) For customized design: 50% deposit, the balance before loading.
Payment term is negotiable according to order. 

3.What is delivery time?
A) For common models in stock, delivery time are 5-7 days.
B) For customized models and new production, delivery time are 30-40 days.

5.How about after-sale service?
A) Within warranty, all spare parts are delivered for free.
B) Exceed warranty, all spare parts are offered with the lowest production cost.
Warranty period is 1 year, but our servicing is for the whole lifetime of product, so no worry for reselling and personal resell.

 

Thank you for the time. For any question or requirements, please contact me 🙂
 

 

 

 

Application: Machinery, Agricultural Machinery, Wrecker, Truck Crane
Hardness: Hardened Tooth Surface
Installation: Horizontal Type
Layout: Coaxial
Gear Shape: Cylindrical Gear
Step: Three-Step
Customization:
Available

|

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

Impact of Temperature Variations and Environmental Conditions on Planetary Gearbox Performance

The performance of planetary gearboxes can be significantly influenced by temperature variations and environmental conditions. Here’s how these factors impact their operation:

Temperature Variations: Extreme temperature fluctuations can affect the lubrication properties of the gearbox. Cold temperatures can cause the lubricant to thicken, leading to increased friction and reduced efficiency. On the other hand, high temperatures can cause the lubricant to thin out, potentially leading to insufficient lubrication and accelerated wear.

Environmental Contaminants: Planetary gearboxes used in outdoor or industrial environments can be exposed to contaminants such as dust, dirt, moisture, and chemicals. These contaminants can infiltrate the gearbox and degrade the quality of the lubricant. Additionally, abrasive particles can cause wear on gear surfaces, leading to decreased performance and potential damage.

Corrosion: Exposure to moisture, especially in humid or corrosive environments, can lead to corrosion of gearbox components. Corrosion weakens the structural integrity of gears and other components, which can ultimately result in premature failure.

Thermal Expansion: Temperature changes can cause materials to expand and contract. In gearboxes, this can lead to misalignment of gears and improper meshing, causing noise, vibration, and reduced efficiency. Proper consideration of thermal expansion is crucial in gearbox design.

Sealing and Ventilation: To mitigate the impact of temperature and environmental factors, planetary gearboxes need effective sealing to prevent contaminants from entering and to retain the lubricant. Proper ventilation is also essential to prevent pressure build-up inside the gearbox due to temperature changes.

Cooling Systems: In applications where temperature control is critical, cooling systems such as fans or heat exchangers can be incorporated to maintain optimal operating temperatures. This helps prevent overheating and ensures consistent gearbox performance.

Overall, temperature variations and environmental conditions can have a profound impact on the performance and lifespan of planetary gearboxes. Manufacturers and operators need to consider these factors during design, installation, and maintenance to ensure reliable and efficient operation.

planetary gearbox

Energy Efficiency of a Worm Gearbox: What to Expect

The energy efficiency of a worm gearbox is an important factor to consider when evaluating its performance. Here’s what you can expect in terms of energy efficiency:

  • Typical Efficiency Range: Worm gearboxes are known for their compact size and high gear reduction capabilities, but they can exhibit lower energy efficiency compared to other types of gearboxes. The efficiency of a worm gearbox typically falls in the range of 50% to 90%, depending on various factors such as design, manufacturing quality, lubrication, and load conditions.
  • Inherent Losses: Worm gearboxes inherently involve sliding contact between the worm and worm wheel. This sliding contact generates friction, leading to energy losses in the form of heat. The sliding action also contributes to lower efficiency when compared to gearboxes with rolling contact.
  • Helical-Worm Design: Some manufacturers offer helical-worm gearbox designs that combine elements of helical and worm gearing. These designs aim to improve efficiency by incorporating helical gears in the reduction stage, which can lead to higher efficiency compared to traditional worm gearboxes.
  • Lubrication: Proper lubrication plays a significant role in minimizing friction and improving energy efficiency. Using high-quality lubricants and ensuring the gearbox is adequately lubricated can help reduce losses due to friction.
  • Application Considerations: While worm gearboxes might have lower energy efficiency compared to other types of gearboxes, they still offer advantages in terms of compactness, high torque transmission, and simplicity. Therefore, the decision to use a worm gearbox should consider the specific requirements of the application, including the trade-off between energy efficiency and other performance factors.

When selecting a worm gearbox, it’s essential to consider the trade-offs between energy efficiency, torque transmission, gearbox size, and the specific needs of the application. Regular maintenance, proper lubrication, and selecting a well-designed gearbox can contribute to achieving the best possible energy efficiency within the limitations of worm gearbox technology.

China supplier PMP Series Pmb7.1r130 Planetary Gearbox Transit Mixer Gearbox   automatic gearbox	China supplier PMP Series Pmb7.1r130 Planetary Gearbox Transit Mixer Gearbox   automatic gearbox
editor by CX 2023-09-04

Planetary Gearboxes

As one of the planetary gearbox manufacturers, suppliers, and exporters of mechanical products, We offer planetary gearboxes and many other products.

Please get in touch with us for details.

Manufacturer supplier exporter of planetary gearboxes.

Recent Posts