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China manufacturer Equivalent to CZPT Planetary Gear Box gearbox design

Product Description

Product Description

ZHangZhoug New CZPT Hydraulic Co., Ltd. is a professional manufacturer of planetary reducers/gearbox. At present,we developed tens of thousands specifications of the planetary reducer/gearbox, travel drive,swing drive and winch drive.The ratio range is 3.3~9000, and the output torque range is 500~1200000N.m. The installation, dimensions and performance parameters of the reducer are exactly the same as famous European brands, which can be perfectly replaced and interchanged.

Details as follows:
BONFIGLIOLI (300 series, 700C series, 700T series, 600W series)
BREVINI (EM, ED, ET, EQ, EC, PD, PDA, CTD, CTU, SL types)
DINAMIC OIL (types RE, GB, RA, GBA)
REGGIANA RIDUTTORI (RR, RA type)
COMER (PG, PGA, PGR, PGW types)
REXROTH (GFT, GFT-W, GFB type)
ROSSI (R2E, R3E, R4E, RCE, RC2E, RC3E, MR2E, MR3E, MR4E, MRCE, MRC2E, MRC3E)
ZOLLERN (ZHP3.13, ZHP3.15, ZHP3.19, ZHP3.20, ZHP3.22, ZHP3.24, ZHP3.25, ZHP3.26, ZHP3.27, ZHP3.29, ZHP3.31, ZHP3.32)
FAIRFIELD, AUBURN GEAR, OMNI GEAR, O&K, etc. Therefore,our planetary reducer/gearbox can be used to replace the gearboxes of these brands.

Bonfiglioli Dinamic oil Brevini RR
300 RE110 EM1571 ED1571 ET2571 RR65/105
301 RE210 EM1030 ED1030 ET2030 RR110/210
303 RE240 ED2030 ET3030 EQ4030 RR310
304 RE310 ED2040 ET3040 EQ4040 RR510
305 RE510 EM1045 ED2045 ET3045 RR510/710
306 RE810 EM1046 ED2046 ET3046 RR810
EM1065 ED2065 ET3065
307 RE1571 EM1090 ED2090 ET3090 RR1571
RE1520
309 RE1520 ED2150 ET3150 EQ4150 RR1700
310 RE2520 ED2250 ET3250 EQ4250 RR2700
ED2320 ET3320 EQ4320
311 RE3510 SL3001,SL3002,SL3003,SL3004 RR4000
313 RE3511,RE3512,RE3513,RE3514 SL4001,SL4002,SL4003,SL4004 RR5000/RR5200
315 RE6520 SL6001,SL6002,SL6003,SL6004   SL8501,SL8502,SL8503 RR6500
316 GB11000 SL12001,SL12002,SL12003,SL12004 RR8000
317 GB18000,GB21000, SL18001,SL18002,SL18003 RR10000
318 GB26000 SL25001,SL25002,SL25003,SL25004    RR15000
319 GB53000,GB53000 SL35001,SL35002,SL35003,SL35004    RR20000
320      
321 GB61000    

 

300 Series Planetary Geabox Parameter

 

  Model    

    Rated Output Torque  

(N.m)

Max.Power

(KW)

Max.Input Speed

(rpm)

Ratio
   
301 1750 30 3000 3.4-2700 7-700
303 2500 40 3000 3.6-2800 9-800
305 5000 60 3000 3.6-2800 9-800
306 8500 75 2500 3.6-2900 9-800
307 12500 100 2500 3.4-2400 13-700
309 18500 130

2500

3.4-2400 13-700
310 25000 150 2000 4-2500 40-900
311 35000 180 2000 4-2100 18-800
313 50000 200 2000 4-2200 18-800
315 80000 250 1500 4-1800 70-900
316 105000 270 1500 4.4-1200 50-600
317 150000 300 1000 4-1900 70-900
318 200000 340 1000 4.4-1100 200-700
319 30000 380 500 4.8-1400 300-800

Office Environment

Our Equipment
Accessories for 300 Series

Certificate

Contact Us

How to contact us?
  Nancy Zhang

Foreign Sales&Marketing Manager
HangZhou Kemer Engineering Machinery Co.,LTD
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Application: Machinery, Marine, Agricultural Machinery
Hardness: Hardened Tooth Surface
Installation: Horizontal Type
Layout: Coaxial
Gear Shape: Spur 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

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

Impact of Gear Ratio on Output Speed and Torque in Planetary Gearboxes

The gear ratio of a planetary gearbox has a significant effect on both the output speed and torque of the system. The gear ratio is defined as the ratio of the number of teeth on the driven gear (output) to the number of teeth on the driving gear (input).

1. Output Speed: The gear ratio determines the relationship between the input and output speeds of the gearbox. A higher gear ratio (more teeth on the output gear) results in a lower output speed compared to the input speed. Conversely, a lower gear ratio (fewer teeth on the output gear) leads to a higher output speed relative to the input speed.

2. Output Torque: The gear ratio also affects the output torque of the gearbox. An increase in gear ratio amplifies the torque delivered at the output, making it higher than the input torque. Conversely, a decrease in gear ratio reduces the output torque relative to the input torque.

The relationship between gear ratio, output speed, and output torque is inversely proportional. This means that as the gear ratio increases and output speed decreases, the output torque proportionally increases. Conversely, as the gear ratio decreases and output speed increases, the output torque proportionally decreases.

It’s important to note that the gear ratio selection in a planetary gearbox involves trade-offs between output speed and torque. Engineers choose a gear ratio that aligns with the specific application’s requirements, considering factors such as desired speed, torque, and efficiency.

China manufacturer Equivalent to CZPT Planetary Gear Box   gearbox design		China manufacturer Equivalent to CZPT Planetary Gear Box   gearbox design
editor by CX 2024-02-04