Product Description
High Precision Helical Worm Speed Reducer Gear Motor Gearbox
Input Configurations |
Direct motor coupled |
With IEC B5/B14 motor flange |
|
With IEC B5/B14 motor mounted |
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With CHINAMFG input shaft |
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Output Configurations
|
Solid output shaft |
Solid output shaft with flange |
|
Hollow output shaft |
|
Hollow output shaft with flange |
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Variants of the Helical Worm Gear Unit Series S / SF / SA / SAF |
Foot- or flange-mounted |
B5 or B14 flange-mounted |
|
Solid shaft or hollow shaft |
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Hollow shaft with keyed connection, shrink disk, splined hollow shaft, or Torque Arm |
Main Feature
The simple design makes for cost-effectiveness. Use the S series gear units to implement simple tasks in your machine or plant applications. The linear power transmission makes the helical-worm gear units especially quiet in operation. The combination with a helical gear stage significantly increases the efficiency compared to pure worm gear units.
Specification
Model |
Shaft Dia. mm |
Horizontal Center Height mm |
External Flange Dia. mm |
Power (kw) |
Ratio (i) |
Nominal Torque (Nm) |
|
Solid Shaft |
Hollow Shaft |
||||||
S/SF/SA/SAF37 |
ф20 |
ф20 |
88 |
0.12-0.55 |
24-204 |
100 |
|
S/SF/SA/SAF47 |
ф25 |
ф30 / ф25 |
100 |
160 |
0.18-0.75 |
24-204 |
150 |
S/SF/SA/SAF57 |
ф30 |
ф35 / ф30 |
112 |
200 |
0.75-1.5 |
24-204 |
250 |
S/SF/SA/SAF67 |
ф35 |
ф45 /ф40 |
140 |
200 |
0.75-3 |
24-285 |
460 |
S/SF/SA/SAF77 |
ф45 |
ф60 / ф50 |
180 |
250 |
0.75-7.5 |
24-385 |
1200 |
S/SF/SA/SAF87 |
ф60 |
ф70 / ф60 |
225 |
350 |
1.1-11 |
24-389 |
2000 |
S/SF/SA/SAF97 |
ф70 |
ф90 / ф70 |
280 |
450 |
1.5-18.5 |
24-389 |
3500 |
Company profile
Scenario
Packing
FAQ
Q1: I want to buy your products, how can I pay?
A: You can pay via T/T(30%+70%), L/C ,D/P etc.
Q2: How can you guarantee the quality?
A: One year’s warranty against B/L date. If you meet with quality problem, please send us pictures or video to check, we promise to send spare parts or new products to replace. Our guarantee not include inappropriate operation or wrong specification selection.
Q3: How we select models and specifications?
A: You can email us the series code (for example: RC series helical gearbox) as well as requirement details, such as motor power,output speed or ratio, service factor or your application…as much data as possible. If you can supply some pictures or drawings,it is nice.
Q4: If we don’t find what we want on your website, what should we do?
A: We offer 3 options:
1, You can email us the pictures, drawings or descriptions details. We will try to design your products on the basis of our
standard models.
2, Our R&D department is professional for OEM/ODM products by drawing/samples, you can send us samples, we do customized design for your bulk purchasing.
3, We can develop new products if they have good market. We have already developed many items for special using successful, such as special gearbox for agitator, cement conveyor, shoes machines and so on.
Q5: Can we buy 1 pc of each item for quality testing?
A: Yes, we are glad to accept trial order for quality testing.
Q6: How about your product delivery time?
A: Normally for 20’container, it takes 25-30 workdays for RV series worm gearbox, 35-40 workdays for helical gearmotors.
Application: | Motor, Motorcycle, Machinery, Agricultural Machinery |
---|---|
Hardness: | Hardened Tooth Surface |
Installation: | M1-M6 |
Layout: | Coaxial |
Gear Shape: | Cylindrical Gear |
Step: | Double-Step |
Customization: |
Available
| Customized Request |
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Can a Worm Gearbox be Used for High-Speed Applications?
Worm gearboxes are generally not recommended for high-speed applications due to their inherent design characteristics. Here’s why:
- Efficiency: Worm gearboxes tend to have lower efficiency compared to other gearbox types, which means they can generate more heat and experience more energy loss at high speeds.
- Heat Generation: The sliding contact between the worm and worm wheel in a worm gearbox can lead to significant friction and heat generation, especially at high speeds. This heat can cause thermal expansion, affecting the gearbox’s performance and longevity.
- Wear and Noise: High speeds can exacerbate wear and noise issues in worm gearboxes. Increased friction and wear can lead to faster degradation of components, resulting in reduced lifespan and increased maintenance needs.
- Backlash: Worm gearboxes may have higher backlash compared to other gearbox types, which can impact precision and accuracy in high-speed applications.
While worm gearboxes are more commonly used in applications requiring high torque and moderate speeds, they may not be the best choice for high-speed scenarios. If high-speed operation is a requirement, other gearbox types such as helical, spur, or planetary gearboxes are often better suited due to their higher efficiency, lower heat generation, and reduced wear at elevated speeds.
Worm Gearboxes in Conveyor Systems: Benefits and Considerations
Worm gearboxes play a crucial role in conveyor systems, offering several benefits and considerations for their effective integration:
- Space Efficiency: Worm gearboxes have a compact design, making them suitable for applications with limited space, such as conveyor systems.
- High Reduction Ratios: Worm gearboxes can achieve high reduction ratios in a single stage, allowing for slower conveyor speeds without sacrificing torque.
- Self-Locking: Worm gearboxes have inherent self-locking properties, preventing the conveyor from moving when the motor is not actively driving it.
- Directional Control: Worm gearboxes facilitate directional control, enabling the conveyor to move forward or reverse as needed.
- Low Noise: Worm gearboxes often produce lower noise levels compared to other gearbox types, contributing to quieter conveyor operation.
However, there are also considerations to keep in mind when using worm gearboxes in conveyor systems:
- Efficiency: Worm gearboxes may have lower mechanical efficiency compared to some other gearbox types, leading to energy losses.
- Heat Generation: Worm gearboxes can generate more heat due to sliding contact between the worm and gear, necessitating proper cooling mechanisms.
- Lubrication: Proper lubrication is critical to prevent wear and ensure efficient operation. Regular maintenance is required to monitor lubrication levels.
- Load and Speed: Worm gearboxes are well-suited for applications with high torque and low to moderate speed requirements. They may not be optimal for high-speed conveyors.
Before integrating a worm gearbox into a conveyor system, it’s important to carefully consider the specific requirements of the application, including load, speed, space constraints, and efficiency needs. Consulting with gearbox experts and manufacturers can help ensure the right choice for the conveyor’s performance and longevity.
How to Select the Right Worm Gearbox for Your Application
Selecting the right worm gearbox for your application involves careful consideration of various factors:
- Load Requirements: Determine the torque and load requirements of your application to ensure the selected gearbox can handle the load without compromising performance.
- Speed Reduction: Calculate the required gear reduction ratio to achieve the desired output speed. Worm gearboxes are known for high reduction ratios.
- Efficiency: Consider the gearbox’s efficiency, as worm gearboxes typically have lower efficiency due to the sliding action. Evaluate whether the efficiency meets your application’s needs.
- Space Constraints: Assess the available space for the gearbox. Worm gearboxes have a compact design, making them suitable for applications with limited space.
- Mounting Options: Determine the mounting orientation and configuration that best suits your application.
- Operating Environment: Consider factors such as temperature, humidity, and exposure to contaminants. Choose a gearbox with appropriate seals and materials to withstand the environment.
- Backlash: Evaluate the acceptable level of backlash in your application. Worm gearboxes may exhibit more backlash compared to other gear types.
- Self-Locking: If self-locking capability is required, confirm that the selected gearbox can prevent reverse motion without the need for external braking mechanisms.
- Maintenance: Consider the maintenance requirements of the gearbox. Some worm gearboxes require periodic lubrication and maintenance to ensure proper functioning.
- Cost: Balance the features and performance of the gearbox with the overall cost to ensure it aligns with your budget.
Consult with gearbox manufacturers or experts to get recommendations tailored to your specific application. Testing and simulations can also help validate the suitability of a particular gearbox for your needs.
editor by CX 2023-09-13