China high quality Desboer High Precision Helical Gear Planetary Gearbox Nhke Economic Series Planetary Gearbox for Servo Motor cvt gearbox

Product Description

Product Description

The NHK series is an economic version with a round body design, an integrated sun gear motor shaft design, and high-strength deep groove ball bearings. Mainly used in injection moulding robots, food packaging machines, filling machine lines, labelling machines, appliance production lines, non-metal processing equipment and many other industries.


Applicable industries:
Injection moulding robots, food packaging machines, filling machine lines, labelling machines, appliance production lines, non-metal processing equipment and many other industries.

Product Name: High Precision Planetary Gedarbox
Product Series:NHK Series
Features:High precision,low noise,light weight
Product Description:
Integrated design concept with high-strength bearings ensure the product itself is durable and efficient
A variety of output ideas such as shaft output, flange and gear are available.
1 arc minute ≤ backlash ≤ 3 arc minutes
Reduction ratios ranging from 3 to 100
Frame design: increases torque and optimizes power transmission
Optimised selection of oil seals: reduces friction and laminate transmission efficiency
Protection class IP65
Warranty: 2 years

Our Advantages


High precision

Low noise


Detailed Photos


Product Parameters

Frame  modle Ratio Nominal Maximum Emergency Nominal Maximum Permitted Permitted axial load Maximum Maximum Weight Moment Moment Moment Moment
output torque output torque stop torque input speed input speed radial load radial load axial load of inertia(≤Φ8) of inertia(≤Φ14) of inertia(≤Φ19) of inertia(≤Φ28)


[Nm] [Nm] [Nm] [rpm] [rpm] [N] [N] [N] [N] [KG] [kgcm²] [kgcm²] [kgcm²] [kgcm²]
double 15 500 970 2200 1500 3000 14000 9600 8700 15000 37 4.7 12 34
16 750 1400 2750 1500 3000 14000 9800 8900 15000 5.4 13 35
20 750 1400 2750 1500 3000 14000 11000 9900 15000 4.4 12 34
25 750 1400 2750 1500 3000 14000 11000 11000 15000 4.2 12 34
28 750 1400 2750 1500 3000 14000 12000 11000 15000 4.9 13 35
30 500 970 2200 1500 3000 14000 12000 12000 15000 3.2 11 33
35 750 1400 2750 1500 3000 14000 13000 13000 15000 4.1 12 34
40 750 1400 2750 1500 3000 14000 13000 13000 15000 3.2 11 33
45 500 970 2200 1500 3000 14000 14000 13000 15000 4.0  12 34
50 750 1400 2750 1500 3000 14000 14000 14000 15000 3.1 11 33
60 750 1400 2750 1500 3000 14000 15000 14000 15000 3.1 11 33
70 750 1400 2750 1500 3000 14000 15000 14000 15000 3.1 11 33
80 750 1400 2750 1500 3000 14000 15000 14000 15000 3.1 11 33
90 500 970 2200 1500 3000 14000 15000 14000 15000 3.1 11 33
100 500 970 2200 1500 3000 14000 15000 14000 15000 3.1 11 33

Applicable Industries



                              Packaging   Machinery                              Mechanical  Hand                                                         Textile  Machinery

                   Non  Standard  automation                                          Machine  Tool                                                       Printing   Equipment




Company Profile


DESBOER (HangZhou) Transmission Technology Co., Ltd. is a subsidiary of DESBOER (China), which is committed to the design, development, customized production and sales of high precision planetary reducer as 1 of the technology company. Our company has over 10 years of design, production and sales experience, the main products are the high precision planetary reducer, gear, rack, etc., with high quality, short delivery period, high cost performance and other advantages to better serve the demand of global customers. It is worth noting that we remove the intermediate link sale from the factory directly to customers, so that you can get the most ideal price and also get our best quality service simultaneously.


About Research

In order to strengthen the advantages of products in the international market, the head company in Kyoto, Japan to established KABUSHIKIKAISYA KYOEKI, mainly engaged in the development of DESBOER high precision planetary reducer, high precision of transmission components such as the development work, to provide the most advanced design technology and the most high-quality products for the international market.



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Application: Motor, Machinery, Marine, Agricultural Machinery, CNC Machine
Function: Change Drive Torque, Speed Changing, Speed Reduction
Layout: Plantery Type
Hardness: Hardened Tooth Surface
Installation: All Directions
Step: Double-Step


Customized Request

planetary gearbox

Challenges in Achieving High Gear Ratios with Compactness in Planetary Gearboxes

Designing planetary gearboxes with high gear ratios while maintaining a compact form factor poses several challenges due to the intricate arrangement of gears and the need to balance various factors:

Space Constraints: Increasing the gear ratio typically requires adding more planetary stages, resulting in additional gears and components. However, limited available space can make it challenging to fit these additional components without compromising the compactness of the gearbox.

Efficiency: As the number of planetary stages increases to achieve higher gear ratios, there can be a trade-off in terms of efficiency. Additional gear meshings and friction losses can lead to decreased overall efficiency, impacting the gearbox’s performance.

Load Distribution: The distribution of loads across multiple stages becomes critical when designing high gear ratio planetary gearboxes. Proper load distribution ensures that each stage shares the load proportionally, preventing premature wear and ensuring reliable operation.

Bearing Arrangement: Accommodating multiple stages of planetary gears requires an effective bearing arrangement to support the rotating components. Improper bearing selection or arrangement can lead to increased friction, reduced efficiency, and potential failures.

Manufacturing Tolerances: Achieving high gear ratios demands tight manufacturing tolerances to ensure accurate gear tooth profiles and precise gear meshing. Any deviations can result in noise, vibration, and reduced performance.

Lubrication: Adequate lubrication becomes crucial in maintaining smooth operation and reducing friction as gear ratios increase. However, proper lubrication distribution across multiple stages can be challenging, impacting efficiency and longevity.

Noise and Vibration: The complexity of high gear ratio planetary gearboxes can lead to increased noise and vibration levels due to the higher number of gear meshing interactions. Managing noise and vibration becomes essential for ensuring acceptable performance and user comfort.

To address these challenges, engineers employ advanced design techniques, high-precision manufacturing processes, specialized materials, innovative bearing arrangements, and optimized lubrication strategies. Achieving the right balance between high gear ratios and compactness involves careful consideration of these factors to ensure the gearbox’s reliability, efficiency, and performance.

planetary gearbox

Contribution of Planetary Gearboxes to Construction Machinery and Heavy Equipment

Planetary gearboxes play a crucial role in enhancing the proper functioning of construction machinery and heavy equipment. Here’s how they contribute:

High Torque Transmission: Construction machinery often requires high torque to handle heavy loads and perform tasks like digging, lifting, and material handling. Planetary gearboxes excel in transmitting high torque efficiently, allowing these machines to operate effectively even under demanding conditions.

Compact Design: Many construction and heavy equipment applications have limited space for gear mechanisms. Planetary gearboxes offer a compact design with a high power-to-weight ratio. This compactness allows manufacturers to integrate gearboxes into tight spaces without compromising performance.

Customizable Ratios: Different construction tasks require varying speeds and torque levels. Planetary gearboxes offer the advantage of customizable gear ratios, allowing equipment designers to tailor the gearbox to the specific needs of the application. This flexibility enhances the versatility of construction machinery.

Durability and Reliability: Construction sites are challenging environments with dust, debris, and extreme weather conditions. Planetary gearboxes are known for their durability and robustness, making them well-suited for heavy-duty applications. Their enclosed design protects internal components from contaminants and ensures reliable operation.

Efficient Power Distribution: Many construction machines are equipped with multiple functions that require power distribution among different components. Planetary gearboxes can be designed with multiple output shafts, enabling efficient distribution of power to various tasks while maintaining precise control.

Reduced Maintenance: The rugged construction and efficient power transmission of planetary gearboxes result in reduced wear and lower maintenance requirements. This is particularly beneficial in construction settings where downtime for maintenance can be costly.

Overall, planetary gearboxes contribute significantly to the proper functioning of construction machinery and heavy equipment by providing high torque, compactness, customization, durability, efficient power distribution, and reduced maintenance needs. Their capabilities enhance the performance and reliability of these machines in the demanding construction industry.

planetary gearbox

Common Applications and Industries of Planetary Gearboxes

Planetary gearboxes are widely utilized across various industries and applications due to their unique design and performance characteristics. Some common applications and industries where planetary gearboxes are commonly used include:

  • Automotive Industry: Planetary gearboxes are found in automatic transmissions, hybrid vehicle systems, and powertrains. They provide efficient torque conversion and variable gear ratios.
  • Robotics: Planetary gearboxes are used in robotic joints and manipulators, providing compact and high-torque solutions for precise movement.
  • Industrial Machinery: They are employed in conveyors, cranes, pumps, mixers, and various heavy-duty machinery where high torque and compact design are essential.
  • Aerospace: Aerospace applications include aircraft actuation systems, landing gear mechanisms, and satellite deployment mechanisms.
  • Material Handling: Planetary gearboxes are used in equipment like forklifts and pallet jacks to provide controlled movement and high lifting capabilities.
  • Renewable Energy: Wind turbines use planetary gearboxes to convert low-speed, high-torque rotational motion of the blades into higher-speed rotational motion for power generation.
  • Medical Devices: Planetary gearboxes find applications in medical imaging equipment, prosthetics, and surgical robots for precise and controlled motion.
  • Mining and Construction: Planetary gearboxes are used in heavy equipment like excavators, loaders, and bulldozers to handle heavy loads and provide controlled movement.
  • Marine Industry: They are employed in marine propulsion systems, winches, and steering mechanisms, benefiting from their compact design and high torque capabilities.

The versatility of planetary gearboxes makes them suitable for applications that require compact size, high torque density, and efficient power transmission. Their ability to handle varying torque loads, offer high gear ratios, and maintain consistent performance has led to their widespread adoption across numerous industries.

China high quality Desboer High Precision Helical Gear Planetary Gearbox Nhke Economic Series Planetary Gearbox for Servo Motor   cvt gearbox	China high quality Desboer High Precision Helical Gear Planetary Gearbox Nhke Economic Series Planetary Gearbox for Servo Motor   cvt gearbox
editor by CX 2024-01-15