China Best Sales Hollow Shaft Planetary Gearbox with Input Adapter Used for Construction Machinery automatic gearbox

Product Description

Hollow Shaft Planetary Gearbox with Input Adapter Used For Construction Machinery

Technical data:
1. Ratio range: 3.15-3N. M
4. Output speed: 0.425-445 r/min
5. Structure mode: Possibility of flange, foot, or shaft mounting solutions
Characteristic:
1. Wide and comprehensive range of N series for industrial applications
2. Low speed shaft design: Cylindrical with key, splined, hollow with shrink disc or splined hollow shaft
3. Rigid and precise nodular cast iron casing
4. Low noise running, high manufacturing quality standard
5. High and reliable performance, load capacity and low speed shaft bearing
 

 

Equivalent To Other Brand : 

 

 Bonfiglioli

 300 Series

 Brevini

 EM/ED/ET/ET

Dynamic oil

RE Series

REGGIANA RIDUTTOR

RR Series

 

How To Select a Complete CZPT planetary gearbox:
Complete planetary gearbox made up of 4 parts :

A
Input Component
  1:AC electric motor
  2: NEMA or IEC motor
  3: NEMA or IEC motor adapter flange
  4: the Solid input shaft
  5: Solid input shaft with the fan
B
Gear Reductions (co-axial stage 1-5 ,right angle 1-4 . )
  6:Right angle reduction stage
  7: Planetary reduction stage
  8: Worm/planetary combination
  9: Bevel helical planetary combination
   
C
Output Component 
  10: Flanged output/ Footed output-Solid shaft
  11: Flanged output/ Footed output-Male spline shaft
  12: Flanged output/ Footed output- Female spline shaft
  13: Flanged output/ Footed output-
  14: Flanged output/ Footed output-Pinion
  15: Shaft Mount output for shrink disc
D
 Fittings
  16: Flange
  17: Pinion gear
  18: Sleeve coupling
  19: Endplate
  20: Splined bar
  21: Shrink disc
   

 

Application: Motor, Electric Cars, Machinery, Marine, Agricultural Machinery
Function: Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction, Speed Increase
Layout: Coaxial
Hardness: Hardened Tooth Surface
Installation: Horizontal Type
Step: Four-Step
Samples:
US$ 5000/Piece
1 Piece(Min.Order)

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Request Sample

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

Advantages of Backlash Reduction Mechanisms in Planetary Gearboxes

Backlash reduction mechanisms in planetary gearboxes offer several advantages that contribute to improved performance and precision:

Improved Positioning Accuracy: Backlash, or the play between gear teeth, can lead to positioning errors in applications where precise movement is crucial. Reduction mechanisms help minimize or eliminate this play, resulting in more accurate positioning.

Better Reversal Characteristics: Backlash can cause a delay in reversing the direction of motion. With reduction mechanisms, the reversal is smoother and more immediate, making them suitable for applications requiring quick changes in direction.

Enhanced Efficiency: Backlash can lead to energy losses and reduced efficiency due to the impacts between gear teeth. Reduction mechanisms minimize these impacts, improving overall power transmission efficiency.

Reduced Noise and Vibration: Backlash can contribute to noise and vibration in gearboxes, affecting both the equipment and the surrounding environment. By reducing backlash, the noise and vibration levels are significantly decreased.

Better Wear Protection: Backlash can accelerate wear on gear teeth, leading to premature gearbox failure. Reduction mechanisms help distribute the load more evenly across the teeth, extending the lifespan of the gearbox.

Enhanced System Stability: In applications where stability is crucial, such as robotics and automation, backlash reduction mechanisms contribute to smoother operation and reduced oscillations.

Compatibility with Precision Applications: Industries such as aerospace, medical equipment, and optics require high precision. Backlash reduction mechanisms make planetary gearboxes suitable for these applications by ensuring accurate and reliable motion.

Increased Control and Performance: In applications where control is critical, such as CNC machines and robotics, reduction mechanisms provide better control over the motion and enable finer adjustments.

Minimized Error Accumulation: In systems with multiple gear stages, backlash can accumulate, leading to larger positioning errors. Reduction mechanisms help minimize this error accumulation, maintaining accuracy throughout the system.

Overall, incorporating backlash reduction mechanisms in planetary gearboxes leads to improved accuracy, efficiency, reliability, and performance, making them essential components in precision-driven industries.

planetary gearbox

Examples of High Torque and Compact Design Applications for Planetary Gearboxes

Planetary gearboxes excel in applications where high torque output and a compact design are essential. Here are some scenarios where these characteristics are crucial:

  • Automotive Transmissions: In modern vehicles, planetary gearboxes are used in automatic transmissions to efficiently transmit engine power to the wheels. The compact size of planetary gearboxes allows for integration within the limited space of a vehicle's transmission housing.
  • Robotics: Planetary gearboxes are utilized in robotic arms and joints, where compactness is essential to maintain the robot's overall size while providing the necessary torque for precise and controlled movement.
  • Conveyor Systems: Conveyor belts in industries like material handling and manufacturing often require high torque to move heavy loads. The compact design of planetary gearboxes allows them to be integrated into the conveyor system's framework.
  • Wind Turbines: Wind turbine applications demand high torque to convert low wind speeds into sufficient rotational force for power generation. The compact design of planetary gearboxes helps optimize space within the turbine's nacelle.
  • Construction Machinery: Heavy equipment used in construction, such as excavators and loaders, rely on planetary gearboxes to provide the necessary torque for digging and lifting operations without adding excessive weight to the machinery.
  • Marine Propulsion: Planetary gearboxes play a crucial role in marine propulsion systems by efficiently transmitting high torque from the engine to the propeller shaft. The compact design is particularly important in the limited space of a ship's engine room.

These examples highlight the significance of planetary gearboxes in applications where both high torque output and a compact footprint are vital considerations. Their ability to deliver efficient torque conversion within a small space makes them well-suited for a wide range of industries and machinery.

China Best Sales Hollow Shaft Planetary Gearbox with Input Adapter Used for Construction Machinery   automatic gearbox	China Best Sales Hollow Shaft Planetary Gearbox with Input Adapter Used for Construction Machinery   automatic gearbox
editor by CX 2023-09-13

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