Product Description
The gearbox is generally used for low-speed and high-torque transmission equipment. The power of the electric motor, internal combustion engine or other high-speed operation is achieved through the gear of the input shaft of the reducer meshing with the large gear on the output shaft. The ratio of the number of teeth is the transmission ratio.There 4 type gearbox for paper mill,pls check the follow informations:
Worm/spiral bevel gearbox reducer
1. Worm/spiral bevel gear reducer is manufactured in accordance with international technical requirements and has a high technological content.
2. It saves space, is reliable and durable, with high overload capacity, and the power can reach more than 200KW.
3. Low energy consumption, superior performance, and the reducer efficiency is as high as 95%.
4. K spiral bevel gear reducer has low vibration, low noise and high energy saving.
5. The spiral bevel gear reducer is made of high-quality steel material, rigid cast iron box, and the surface of the gear is high-frequency heat treated.
6. After precision processing, the reducer that forms the transmission assembly of helical gears, bevel gears and bevel gears is equipped with various types of motors, forming an electromechanical integration, which fully guarantees the quality characteristics of the geared motor products.
2. Performance characteristics:
1. Vertical output, compact structure, hard tooth surface transmission torque, high-precision gears ensure stable work, low noise and long life.
2. Installation method: foot installation, hollow shaft installation, flange installation, torque arm installation, small flange installation.
3. Input mode: motor direct connection, motor belt connection or input shaft, connection flange input.
4. Output mode: hollow shaft output or CHINAMFG shaft output, the average efficiency is 94%.
5. Combine with R series to get larger speed ratio.
3. Technical parameters:
| Speed ratio range: | basic type 5.36~197.37, K/R combination type can reach 32625 |
| Torque range: | 200~50000 Nm |
| Power range: | 0.18~200 kW |
Helical gear hardened gear reducer
1. R series helical gear hardened gear reducer is manufactured in accordance with international technical requirements and has a high technological content;
2. Hard tooth surface reducer saves space, is reliable and durable, has high overload capacity, and the power can reach 132KW;
3. Low energy consumption, superior performance, and the reducer efficiency is as high as 95% or more;
4. Low vibration, low noise and high energy saving;
5. The helical gear reducer is made of high-quality forged steel material, rigid cast iron box, and the surface of the gear is high-frequency heat treated;
6. After precision machining to ensure shaft parallelism and positioning bearing requirements, the reducer forming the helical gear transmission assembly is equipped with various types of motors, combined into mechatronics, which fully guarantees the quality characteristics of the geared motor products.
2.Features:
1. Small offset output, compact structure, maximum use of cabinet space, the second and third levels are in the same cabinet.
2. It adopts integral casting box, which has good structural rigidity, which is easy to improve the strength of the shaft and the life of the bearing.
3. Installation method: foot installation, flange installation with large and small flanges, easy to choose.
4. With CHINAMFG shaft output, the average efficiency is 96% for the second stage, 94% for the third stage, and 85% for the R/R combination.
5. The RM series specially designed for mixing can bear larger axial and radial forces.
3. Technical parameters:
| Speed ratio range: | R basic type 3.33~289.74, RX type 1.3~8.65, R/R combined type can reach 27001 |
| Torque range: | R basic type 85~18000 Nm, RX type 20~1680 Nm |
| Power range: | R basic type 0.18~160 kW, RX type 0.18~132 kW |
Parallel shaft helical gear reducer
1. The F series parallel shaft helical gear reducer is manufactured in accordance with international technical requirements and has a high technological content.
2. It saves space, is reliable and durable, has high overload capacity, and the power can reach more than 90KW.
3. F parallel shaft helical gear reducer has low energy consumption, superior performance and efficiency as high as 95%.
4. Parallel shaft helical gear reducer has low vibration, low noise and high energy saving. It is made of high-quality steel material, rigid cast iron box, and the surface of the gear is high-frequency heat treated.
5. After precision machining, the shaft parallelism and positioning accuracy are ensured. All of this constitutes the gear transmission assembly. The reducer is equipped with various motors, forming a mechatronics, which fully guarantees the quality characteristics of the geared motor products.
2.Features:
1. Parallel output, compact structure, large transmission torque, stable operation, low noise and long life.
2. Installation method: base installation, hollow shaft installation, flange installation, torque arm installation, small flange installation.
3. The rotation direction of the input and output of the basic two-stage is the same, and the three-stage is opposite; another consultation is needed for F/R combination.
4. Output mode: hollow shaft output or CHINAMFG shaft output.
5. Average efficiency: 96% for level two, 94% for level three, and 85% for F/R combination.
3. Technical parameters:
| Speed ratio range: | basic type 3.81~281.71, F/R combination type can reach 31434 |
| Torque range: | 200~18000 Nm |
| Power range: | 0.18~200 kW |
Helical gear worm gear reducer
1. The S series helical gear worm reducer has a high technological content. It has a combination of helical gear and worm gear for integrated transmission, which improves the torque and efficiency of the machine. This series of products have complete specifications, wide speed range, good versatility, adapt to various installation methods, safe and reliable performance and long life, and have implemented international standards.
2. The surface of the body has a heat dissipation effect, strong vibration absorption, low temperature rise and low noise.
3. The machine has good sealing performance and strong adaptability to the working environment.
4. The helical gear worm gear reducer has high transmission accuracy, which is especially suitable for working in occasions with frequent starting. It can be connected to various reducers and equipped with various types of motor drives. It can be installed in a 90 degree transmission operation.
position.
5. The key components of the S helical gear reducer are made of highly wear-resistant materials and have undergone special heat treatment. They have the characteristics of high machining accuracy, stable transmission, small size, large carrying capacity, and long life.
6. The helical gear reducer can be equipped with various types of motors, forming an electromechanical integration, which fully guarantees the quality characteristics of the product.
2.Features:
1. Combination of helical gear and worm gear, compact structure and large reduction ratio.
2. Installation method: foot installation, hollow shaft installation, flange installation, torque arm installation, small flange installation.
3. Input mode: motor direct connection, motor belt connection or input shaft, connection flange input.
4. Average efficiency: reduction ratio of 7.5-69.39 is 77%; 70.43-288 is 62%; S/R combination is 57%.
5. Combine with R series to get larger speed ratio.
3. Technical parameters:
| Speed ratio range: | basic type 9.96~244.74, S/R combination type can reach 8608 |
| Torque range: | 43~4200 Nm |
| Power range: | 0.18~22 kW |
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| Application: | Motor, Machinery, Agricultural Machinery, Paper Mill |
|---|---|
| Function: | Distribution Power, Change Drive Direction, Speed Changing, Speed Reduction, Speed Increase |
| Layout: | Three-Ring |
| Hardness: | Hardened Tooth Surface |
| Installation: | Horizontal Type |
| Step: | Three-Step |
| Customization: |
Available
| Customized Request |
|---|
Common Problems and Troubleshooting for Worm Gearboxes
Worm gearboxes, like any mechanical component, can experience various issues over time. Here are some common problems that may arise and possible troubleshooting steps:
- Overheating: Overheating can occur due to factors such as inadequate lubrication, excessive loads, or high operating temperatures. Check lubrication levels, ensure proper ventilation, and reduce loads if necessary.
- Noise and Vibration: Excessive noise and vibration may result from misalignment, worn gears, or improper meshing. Check for misalignment, inspect gear teeth for wear, and ensure proper gear meshing.
- Leakage: Oil leakage can be caused by damaged seals or gaskets. Inspect seals and gaskets, and replace them if necessary.
- Reduced Efficiency: Efficiency loss can occur due to friction, wear, or misalignment. Regularly monitor gearbox performance, ensure proper lubrication, and address any wear or misalignment issues.
- Backlash: Excessive backlash can affect precision and accuracy. Adjust gear meshing and reduce backlash to improve performance.
- Seizure or Binding: Seizure or binding can result from inadequate lubrication, debris, or misalignment. Clean the gearbox, ensure proper lubrication, and address misalignment issues.
- Worn Gears: Worn gear teeth can lead to poor performance. Regularly inspect gears for signs of wear, and replace worn gears as needed.
- Seal Wear: Seals can wear over time, leading to leakage and contamination. Inspect seals regularly and replace them if necessary.
If you encounter any of these problems, it’s important to address them promptly to prevent further damage and maintain the performance of your worm gearbox. Regular maintenance, proper lubrication, and addressing issues early can help extend the lifespan and reliability of the gearbox.
How to Calculate the Efficiency of a Worm Gearbox
Calculating the efficiency of a worm gearbox involves determining the ratio of output power to input power. Efficiency is a measure of how well the gearbox converts input power into useful output power without losses. Here’s how to calculate it:
- Step 1: Measure Input Power: Measure the input power (Pin) using a power meter or other suitable measuring equipment.
- Step 2: Measure Output Power: Measure the output power (Pout) that the gearbox is delivering to the load.
- Step 3: Calculate Efficiency: Calculate the efficiency (η) using the formula: Efficiency (η) = (Output Power / Input Power) * 100%
For example, if the input power is 1000 watts and the output power is 850 watts, the efficiency would be (850 / 1000) * 100% = 85%.
It’s important to note that efficiencies can vary based on factors such as gear design, lubrication, wear, and load conditions. The calculated efficiency provides insight into how effectively the gearbox is converting power, but it’s always a good practice to refer to manufacturer specifications for gearbox efficiency ratings.
Advantages of Using a Worm Reducer in Mechanical Systems
Worm reducers offer several advantages that make them suitable for various mechanical systems:
- High Gear Reduction Ratio: Worm gearboxes provide significant speed reduction, making them ideal for applications that require a high gear reduction ratio without the need for multiple gears.
- Compact Design: Worm reducers have a compact and space-saving design, allowing them to be used in applications with limited space.
- Self-Locking: Worm gearboxes exhibit self-locking properties, which means that the worm screw can prevent the worm wheel from reversing its motion. This is beneficial for applications where the gearbox needs to hold a load in place without external braking mechanisms.
- Smooth and Quiet Operation: Worm gearboxes operate with a sliding motion between the teeth, resulting in smoother and quieter operation compared to some other types of gearboxes.
- High Torque Transmission: Worm gearboxes can transmit high torque levels, making them suitable for applications that require powerful torque output.
- Heat Dissipation: The sliding action between the worm screw and the worm wheel contributes to heat dissipation, which can be advantageous in applications that generate heat during operation.
- Stable Performance: Worm reducers offer stable and reliable performance, making them suitable for continuous operation in various industrial and mechanical systems.
Despite these advantages, it’s important to note that worm gearboxes also have limitations, such as lower efficiency compared to other gear types due to the sliding motion and potential for higher heat generation. Therefore, selecting the appropriate type of gearbox depends on the specific requirements and constraints of the application.
editor by CX 2024-03-10