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China best Desboer Nb090 Series Double Segment Low Backlash Ratio: 3-100 Smooth and Keyed Shaft Gearbox components of gearbox

Product Description

Product Description

NB090 series adopts the design of integrating its sun gear and input shaft, the design of integrating its output structure. Using high- strength bearing, the product itself is characterized by high load, high precision, and low noise, focusing on the use of automation equipment, various types of packaging, printing, lithium-ion, LCD screens, robots, palletizers, woodworking, doors and windows and other industry sectors.          
Product Name: High Precision Planetary Reducer
Product Series: NB090 Series
Product features: high precision, high load, low noise.
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

Detailed Photos

 

Product Parameters

Segment number Single segment
Ratio i 15 20 25 30 35 40 45 50 60 70 80 90 100
Rated output torque Nm 120 130 150 140 130 110 95 150 140 130 110 95 95
Emergency stop torque Nm Three times of Maximum Output Torque
Rated input speed Rpm 4000
Max input speed Rpm 8000
Ultraprecise backlash arcmin
Precision backlash arcmin ≤5
Standard backlash arcmin ≤7
Torsional rigidity Nm/arcmin 14
Max.bending moment Nm 3250
Max.axial force N 1625
Service life hr 20000(10000 under continuous operation)
Efficiency % ≥94%
Weight kg 4.1
Operating Temperature ºC -10ºC~+90ºC
Lubrication   Synthetic grease
Protection class   IP64
Mounting Position   All directions
Noise level(N1=3000rpm,non-loaded) dB(A) ≤60
Rotary inertia Kg·cm² 0.13

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: Plantery Gearbox
Layout: All Directions
Gear Shape: Helical Gear
Step: Double-Step
Customization:
Available

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Customized Request

helical gearbox

Comparison of Helical Gearboxes and Bevel Gearboxes

Helical gearboxes and bevel gearboxes are both widely used for power transmission in various industrial applications. Here’s a comparison of their performance:

  • Gear Meshing: Helical gearboxes use helical gears with inclined teeth that gradually engage, resulting in smoother and quieter operation compared to the more abrupt engagement of straight-cut bevel gears.
  • Efficiency: Helical gearboxes generally offer higher efficiency due to their helical gear design, which distributes loads evenly across the teeth. Bevel gearboxes can have slightly lower efficiency due to the sliding action of gear teeth during engagement.
  • Load Capacity: Helical gearboxes can handle higher loads and torque due to the larger contact area of the gear teeth. Bevel gearboxes are suitable for moderate loads and applications where the direction of power transmission needs to be changed.
  • Space Efficiency: Bevel gearboxes are often more compact and suitable for applications where space is limited and a change in direction is required. Helical gearboxes may require more space due to the parallel shaft arrangement.
  • Noise and Vibration: Helical gearboxes generate less noise and vibration compared to straight-cut bevel gearboxes. Bevel gearboxes can be noisier, especially at higher speeds.
  • Application: Helical gearboxes are commonly used in applications requiring smooth and efficient power transmission, such as conveyors, pumps, and mixers. Bevel gearboxes are preferred for applications where changes in direction are necessary, such as in automotive differentials and printing presses.

Ultimately, the choice between helical and bevel gearboxes depends on the specific requirements of the application, including load capacity, space constraints, efficiency goals, and the need for directional changes in power transmission.

helical gearbox

Handling Shock Loads and Sudden Changes in Torque in Helical Gearboxes

Helical gearboxes are designed to handle a range of operational conditions, including shock loads and sudden changes in torque. The helical design of the gears, which have slanted teeth that engage gradually, helps to distribute forces more evenly across the teeth compared to straight-cut gears. This design characteristic contributes to the gearbox’s ability to withstand sudden changes in torque and shock loads.

The gradual engagement of the helical teeth results in smoother and quieter operation, reducing the impact of abrupt torque changes. The slanted teeth also allow for more gradual transmission of force, which helps in dampening vibrations and minimizing stress concentrations that can occur in high-impact situations.

However, while helical gears are better suited for shock loads compared to straight-cut gears, it’s important to note that extreme shock loads or sudden torque changes can still impact the gearbox’s components over time. Manufacturers often take factors such as application requirements, load profiles, and anticipated shock loads into consideration when designing helical gearboxes to ensure reliable and durable performance.

Additionally, using appropriate lubrication and maintenance practices can further enhance the gearbox’s ability to handle shock loads and sudden torque changes. Regular inspection and timely maintenance help identify and address potential issues before they lead to component failure.

helical gearbox

Advantages of Helical Gearboxes in Industrial Applications

Helical gearboxes offer several advantages that make them well-suited for a wide range of industrial applications. Here are some of the key advantages:

  • Smooth and Quiet Operation: The helical design of the gears results in gradual tooth engagement, reducing noise and vibration during operation. This makes helical gearboxes ideal for applications where noise reduction is important.
  • High Efficiency: Helical gears provide a larger contact area compared to straight-cut gears, leading to improved power transmission efficiency. The gradual engagement of teeth also reduces energy losses due to friction.
  • Higher Load Capacity: The helical angle allows for multiple teeth to be engaged simultaneously, distributing the load across a larger area. This results in higher load-carrying capacity and increased durability of the gearbox.
  • Compact Design: Helical gearboxes can achieve high gear ratios with fewer gear stages, leading to a more compact overall design. This is advantageous in applications where space is limited.
  • Wide Range of Ratios: Helical gearboxes can achieve a wide range of gear ratios, making them versatile for various speed and torque requirements.
  • Less Backlash: The gradual tooth engagement of helical gears results in reduced backlash, which is the play between gear teeth. This leads to improved accuracy and positioning in applications that require precise motion control.
  • Heat Dissipation: The helical design allows for better heat dissipation due to the continuous contact between gear teeth. This is beneficial in high-speed applications where heat generation can be a concern.
  • Highly Customizable: Helical gearboxes can be customized to meet specific application requirements, including input and output configurations, gear ratios, and mounting options.

Overall, the advantages of helical gearboxes make them a popular choice in industries such as manufacturing, automation, robotics, material handling, and more.

China best Desboer Nb090 Series Double Segment Low Backlash Ratio: 3-100 Smooth and Keyed Shaft Gearbox   components of gearbox	China best Desboer Nb090 Series Double Segment Low Backlash Ratio: 3-100 Smooth and Keyed Shaft Gearbox   components of gearbox
editor by CX 2023-10-09