China Good quality Heavy-Duty Planetary Gearbox for Mining Equipment Applications comer gearbox

Product Description

 
 

Product Description

Product Parameters

Parameters Unit Level Reduction Ratio Flange Size Specification
047 064 090 110 142 200 255
Rated Output Torque T2n N.m 1 4 19 50 140 290 542 1050 1700
5 22 60 160 330 650 1200 2000
6 20 55 140 300 550 1100 1800
7 19 50 140 300 550 1100 1800
8 17 45 120 260 500 1000 1600
10 14 40 100 230 450 900 1500
2 16 22 60 160 330 650 1200 2000
20 22 60 160 330 650 1200 2000
25 22 60 160 330 650 1200 2000
28 19 50 140 300 550 1100 1800
35 22 60 160 330 650 1200 2000
40 22 60 160 330 650 1200 2000
50 22 60 160 330 650 1200 2000
70 19 50 140 300 550 1100 1800
100 14 40 100 230 450 900 1500
3 160 22 60 160 330 650 1200 2000
200 22 60 160 330 650 1200 2000
250 22 60 160 330 650 1200 2000
280 19 50 140 300 550 1100 1800
350 22 60 160 330 650 1200 2000
400 22 60 160 330 650 1200 2000
500 22 60 160 330 650 1200 2000
700 19 50 140 300 550 1100 1800
1000 14 40 100 230 450 900 1500
Maximum output torque T2b N.m 1,2,3 3~1000 3Times of Rated Output Torque
Rated input speed N1n rpm 1,2,3 3~1000 5000 5000 3000 3000 3000 3000 2000
Maximum input speed N1b rpm 1,2,3 3~1000 10000 10000 6000 6000 6000 6000 4000
Ultra Precision Backlash PS arcmin 1 3~10 ≤1 ≤1 ≤1 ≤1 ≤1 ≤1 ≤1
arcmin 2 12~100 ≤2 ≤2 ≤2 ≤2 ≤2 ≤2 ≤2
arcmin 3 120~1000 ≤5 ≤5 ≤5 ≤5 ≤5 ≤5 ≤5
High precision backlash P0 arcmin 1 3~10 ≤2 ≤2 ≤2 ≤2 ≤2 ≤2 ≤2
arcmin 2 12~100 ≤3 ≤3 ≤3 ≤3 ≤3 ≤3 ≤3
arcmin 3 120~1000 ≤7 ≤7 ≤7 ≤7 ≤7 ≤7 ≤7
Precision backlash P1 arcmin 1 3~10 ≤3 ≤3 ≤3 ≤3 ≤3 ≤3 ≤3
arcmin 2 12~100 ≤5 ≤5 ≤5 ≤5 ≤5 ≤5 ≤5
arcmin 3 12~1000 ≤9 ≤9 ≤9 ≤9 ≤9 ≤9 ≤9
Standard backlash P2 arcmin 1 3~10 ≤5 ≤5 ≤5 ≤5 ≤5 ≤5 ≤5
arcmin 2 12~100 ≤7 ≤7 ≤7 ≤7 ≤7 ≤7 ≤7
arcmin 3 120~1000 ≤11 ≤11 ≤11 ≤11 ≤11 ≤11 ≤11
Torsional rigidity Nm/arcmin 1,2,3 3~1000 3 4.5 14 25 50 145 225
Allowable radial force F2rb2 N 1,2,3 3~1000 780 1550 3250 6700 9400 14500 30000
Allowable axial force F2ab2 N 1,2,3 3~1000 390 770 1630 3350 4700 7250 14000
Moment of inertia J1 kg.cm2 1 3~10 0.05 0.2 1.2 2 7.2 25 65
2 12~100 0.03 0.08 0.18 0.7 1.7 7.9 14
3 120~1000 0.03 0.03 0.01 0.04 0.09 0.21 0.82
service life hr 1,2,3 3~1000 20000
Efficiency η % 1 3~10 97%
2 12~100 94%
3 120~1000 91%
Noise level dB 1,2,3 3~1000 ≤56 ≤58 ≤60 ≤63 ≤65 ≤67 ≤70
Operating Temperature ºC 1,2,3 3~1000 -10~+90
Protection class IP 1,2,3 3~1000 IP65
weights kg 1 3~10 0.6 1.3 3.9 8.7 16 31 48
2 12~100 0.8 1.8 4.6 10 20 39 62
3 120~1000 1.2 2.3 5.3 10.5 21 41 66

FAQ

Q: How to select a gearbox?

A: Firstly, determine the torque and speed requirements for your application. Consider the load characteristics, operating environment, and duty cycle. Then, choose the appropriate gearbox type, such as planetary, worm, or helical, based on the specific needs of your system. Ensure compatibility with the motor and other mechanical components in your setup. Lastly, consider factors like efficiency, backlash, and size to make an informed selection.

Q: What type of motor can be paired with a gearbox?

A: Gearboxes can be paired with various types of motors, including servo motors, stepper motors, and brushed or brushless DC motors. The choice depends on the specific application requirements, such as speed, torque, and precision. Ensure compatibility between the gearbox and motor specifications for seamless integration.

Q: Does a gearbox require maintenance, and how is it maintained?

A: Gearboxes typically require minimal maintenance. Regularly check for signs of wear, lubricate as per the manufacturer's recommendations, and replace lubricants at specified intervals. Performing routine inspections can help identify issues early and extend the lifespan of the gearbox.

Q: What is the lifespan of a gearbox?

A: The lifespan of a gearbox depends on factors such as load conditions, operating environment, and maintenance practices. A well-maintained gearbox can last for several years. Regularly monitor its condition and address any issues promptly to ensure a longer operational life.

Q: What is the slowest speed a gearbox can achieve?

A: Gearboxes are capable of achieving very slow speeds, depending on their design and gear ratio. Some gearboxes are specifically designed for low-speed applications, and the choice should align with the specific speed requirements of your system.

Q: What is the maximum reduction ratio of a gearbox?

A: The maximum reduction ratio of a gearbox depends on its design and configuration. Gearboxes can achieve various reduction ratios, and it's important to choose 1 that meets the torque and speed requirements of your application. Consult the gearbox specifications or contact the manufacturer for detailed information on available reduction ratios.

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Application: Motor, Electric Cars, Machinery, Agricultural Machinery, Gearbox
Hardness: Hardened Tooth Surface
Installation: Vertical Type
Layout: Coaxial
Gear Shape: Bevel Gear
Step: Three-Step
Customization:
Available

|

Customized Request

planetary gearbox

Challenges in Achieving High Gear Ratios with Compactness in Planetary Gearboxes

Designing planetary gearboxes with high gear ratios while maintaining compactness presents several challenges:

  • Space Constraints: As the gear ratio increases, the number of gear stages required also increases. This can lead to larger gearbox sizes, which may be challenging to accommodate in applications with limited space.
  • Bearing Loads: Higher gear ratios often result in increased loads on the bearings and other components due to the redistribution of forces. This can impact the durability and lifespan of the gearbox.
  • Efficiency: Each gear stage introduces losses due to friction and other factors. With multiple stages, the overall efficiency of the gearbox can decrease, affecting its energy efficiency.
  • Complexity: Achieving high gear ratios can require complex gear arrangements and additional components, which can lead to increased manufacturing complexity and costs.
  • Thermal Effects: Higher gear ratios can lead to greater heat generation due to increased friction and loads. Managing thermal effects becomes crucial to prevent overheating and component failure.

To address these challenges, gearbox designers use advanced materials, precise machining techniques, and innovative bearing arrangements to optimize the design for both compactness and performance. Computer simulations and modeling play a critical role in predicting the behavior of the gearbox under different operating conditions, helping to ensure reliability and efficiency.

planetary gearbox

The Role of Lubrication and Cooling in Maintaining Planetary Gearbox Performance

Lubrication and cooling are essential factors in ensuring the optimal performance and longevity of planetary gearboxes. Here's how they play a crucial role:

Lubrication: Proper lubrication is vital for reducing friction and wear between gear teeth and other moving components within the gearbox. It forms a protective layer that prevents metal-to-metal contact and minimizes heat generation. The lubricant also helps dissipate heat and contaminants, ensuring a smoother and quieter operation.

Using the right type of lubricant and maintaining the proper lubrication level are essential. Over time, lubricants may degrade due to factors like temperature, load, and operating conditions. Regular lubricant analysis and replacement help maintain optimal gearbox performance.

Cooling: Planetary gearboxes can generate significant heat during operation due to friction and power transmission. Excessive heat can lead to lubricant breakdown, reduced efficiency, and premature wear. Cooling mechanisms, such as cooling fans, fins, or external cooling systems, help dissipate heat and maintain a stable operating temperature.

Efficient cooling prevents overheating and ensures consistent lubricant properties, extending the life of the gearbox components. It's particularly important in applications with high-speed or high-torque requirements.

Overall, proper lubrication and cooling practices are essential to prevent excessive wear, maintain efficient power transmission, and prolong the service life of planetary gearboxes. Regular maintenance and monitoring of lubrication quality and cooling effectiveness are key to ensuring the continued performance of these gearboxes.

planetary gearbox

Advantages of Planetary Gearboxes Compared to Other Gearbox Configurations

Planetary gearboxes, also known as epicyclic gearboxes, offer several advantages compared to other gearbox configurations. These advantages make them well-suited for a wide range of applications. Here's a closer look at why planetary gearboxes are favored:

  • Compact Size: Planetary gearboxes are known for their compact and space-efficient design. The arrangement of multiple gears within a single housing allows for high gear reduction ratios without significantly increasing the size of the gearbox.
  • High Torque Density: Due to their compact design, planetary gearboxes offer high torque density, meaning they can transmit a significant amount of torque relative to their size. This makes them ideal for applications where space is limited, but high torque is required.
  • Efficiency: Planetary gearboxes can achieve high efficiency levels, especially when properly lubricated and well-designed. The arrangement of multiple meshing gears allows for load distribution, reducing individual gear tooth stresses and minimizing losses due to friction.
  • Multiple Gear Stages: Planetary gearboxes can be designed with multiple stages, allowing for higher gear reduction ratios. This is particularly advantageous when precise control of output speed and torque is required.
  • High Gear Ratios: Planetary gearboxes can achieve high gear reduction ratios in a single stage, eliminating the need for multiple external gears. This simplifies the overall design and reduces the number of components.
  • Load Sharing: The multiple gear meshing arrangements in planetary gearboxes distribute loads evenly across multiple gears, reducing the stress on individual components and enhancing overall durability.
  • High Precision: Planetary gearboxes offer high precision and accuracy in gear meshing, making them suitable for applications that demand precise motion control.
  • Quiet Operation: The design of planetary gearboxes often leads to smoother and quieter operation compared to some other gearbox configurations, contributing to improved user experience.

Overall, the advantages of planetary gearboxes in terms of size, torque density, efficiency, versatility, and precision make them an attractive choice for a wide range of applications across industries, including robotics, automotive, aerospace, and industrial machinery.

China Good quality Heavy-Duty Planetary Gearbox for Mining Equipment Applications   comer gearbox	China Good quality Heavy-Duty Planetary Gearbox for Mining Equipment Applications   comer gearbox
editor by CX 2024-04-29

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