China Good quality Desboer NBR115 Series 90 Degree High Precision Planetary Gearbox gearbox assembly

Product Description

Product Description

NBR115 series adopts an integrated design of sun gear and input shaft, integrated design of output structure, and increased right-angle design for more flexible installation and space-saving. The product has the characteristics of high load, high precision, and low noise, focusing on the use of automation equipment, various types of packaging, printing, lithium-ion, LCD, robot, palletizers, woodworking, doors, windows, and other industry sectors.        
 
         
 

Product Name: High Precision Planetary Gearbox
Product Series: NBR 115 Series
Product features: high precision, high load, low noise, high flexibility, space saving.
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 optimises power transmission
Optimised selection of oil seals: reduces friction and laminate transmission efficiency
Protection class IP65
Warranty: 2 years

Our Advantages

High precision
High load
Low noise
High flexibility
Space saving
 

Detailed Photos

Product Parameters

 

Segment number Double segment
Ratio i 25 30 35 40 45 50 60 70 80 90 100 120 140 160 180 200
Rated output torque Nm 300 290 280 240 210 210 290 280 240 210 210 290 280 240 210 210
Emergency stop torque Nm Three times of Maximum Output Torque
Rated input speed Rpm 4000
Max input speed Rpm 8000
Ultraprecise backlash arcmin ≤4
Precision backlash arcmin ≤7
Standard backlash arcmin ≤9
Torsional rigidity Nm/arcmin 25
Max.bending moment Nm 6700
Max.axial force N 3350
Service life hr 20000(10000 under continuous operation)
Efficiency % ≥92%
Weight kg 14.2
Operating Temperature ºC -10ºC~+90ºC
Lubrication   Synthetic grease
Protection class   IP64
Mounting Position   All directions
Noise level(N1=3000rpm,non-loaded) dB(A) ≤68
Rotary inertia Kg·cm² 2.25 1.87

Applicable Industries

                      Packaging   Machinery                                           Mechanical  Hand                                                    Textile  Machinery

                   Non  Standard  automation                                              Machine  Tool                                                    Printing    Equipment 

Application: Motor, Machinery, Marine, Agricultural Machinery
Hardness: Hardened Tooth Surface
Installation: All Direction
Layout: Planetary Gearbox
Gear Shape: Helical Gear
Step: Double-Step
Customization:
Available

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Customized Request

planetary gearbox

Concept of Coaxial and Parallel Shaft Arrangements in Planetary Gearboxes

In planetary gearboxes, the arrangement of shafts plays a crucial role in determining the gearbox’s overall structure and functionality. The two common shaft arrangements are coaxial and parallel configurations:

Coaxial Shaft Arrangement: In a coaxial arrangement, the input shaft and output shaft are positioned along the same axis, resulting in a compact and streamlined design. The planetary gears and other components are aligned concentrically around the central axis, allowing for efficient power transmission and reduced space requirements. Coaxial planetary gearboxes are commonly used in applications where space is limited, and a compact form factor is essential. They are often employed in robotics, automotive systems, and aerospace mechanisms.

Parallel Shaft Arrangement: In a parallel arrangement, the input and output shafts are positioned parallel to each other but on different axes. The planetary gears are aligned in a way that allows the power to be transmitted from the input shaft to the output shaft via a combination of meshing gears. This arrangement allows for a larger gear diameter and higher torque transmission capabilities. Parallel planetary gearboxes are often used in applications requiring high torque and heavy-duty performance, such as industrial machinery, construction equipment, and material handling systems.

The choice between coaxial and parallel shaft arrangements depends on the specific requirements of the application. Coaxial configurations are favored for compactness and efficient power transmission, while parallel configurations excel in handling higher torque and heavy loads. Both arrangements offer distinct advantages and are chosen based on factors like available space, torque demands, load characteristics, and overall system design.

planetary gearbox

Enhancing Wind Turbine System Performance with Planetary Gearboxes

Planetary gearboxes play a crucial role in enhancing the performance and efficiency of wind turbine systems. Here’s how they contribute:

1. Speed Conversion: Wind turbines operate optimally at specific rotational speeds to generate electricity efficiently. Planetary gearboxes allow for speed conversion between the low rotational speed of the wind turbine rotor and the higher speed required by the generator. This speed adaptation ensures the generator operates at its peak efficiency, resulting in maximum power generation.

2. Torque Amplification: Wind turbine blades may experience varying wind speeds, which result in fluctuating torque loads. Planetary gearboxes can amplify the torque generated by the rotor blades before transmitting it to the generator. This torque multiplication helps maintain stable generator operation even during wind speed variations, improving overall energy production.

3. Compact Design: Wind turbines are often installed in locations with limited space, such as offshore platforms or densely populated areas. Planetary gearboxes offer a compact design, allowing for efficient power transmission within a small footprint. This compactness is vital for accommodating gearboxes in the limited nacelle space of the wind turbine.

4. Load Distribution: Wind turbines are subjected to varying wind conditions, including gusts and turbulence. Planetary gearboxes distribute the load evenly among multiple planet gears, reducing stress and wear on individual components. This balanced load distribution improves gearbox durability and reliability.

5. Efficiency Optimization: Planetary gearboxes are known for their high efficiency due to their parallel axis arrangement and multiple gear stages. The efficient power transmission minimizes energy losses within the gearbox, resulting in more power being converted from wind energy to electricity.

6. Maintenance and Reliability: The robust construction of planetary gearboxes contributes to their durability and longevity. Wind turbines often operate in challenging environments, and the reliability of the gearbox is crucial for minimizing maintenance and downtime. Planetary gearboxes’ low maintenance requirements and ability to handle varying loads contribute to the overall reliability of wind turbine systems.

7. Variable Speed Control: Some wind turbines use variable-speed operation to optimize power generation across a range of wind speeds. Planetary gearboxes can facilitate variable speed control by adjusting the gear ratio to match the wind conditions. This flexibility improves energy capture and reduces stress on turbine components.

8. Adaptation to Turbine Size: Planetary gearboxes are available in various sizes and gear ratios, making them adaptable to different turbine sizes and power outputs. This versatility allows wind turbine manufacturers to select gearboxes that align with specific project requirements.

Overall, planetary gearboxes play a pivotal role in optimizing the performance, efficiency, and reliability of wind turbine systems. Their ability to convert speed, amplify torque, and distribute loads makes them a key component in harnessing wind energy for clean and sustainable electricity generation.

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 Good quality Desboer NBR115 Series 90 Degree High Precision Planetary Gearbox   gearbox assembly	China Good quality Desboer NBR115 Series 90 Degree High Precision Planetary Gearbox   gearbox assembly
editor by CX 2023-09-14