EWS series adopts helical gear – worm gear speed reducer motor integrated drive to improve the torque and efficiency of the speed reducer with wide range of rotating speed and good universality, it is applicable to varied installation modes and features safe and reliable performance, and long service life, additionally, it also complies with the international standard.
1.Combination of helical gear and worm, vertical output, compact structure, high speed ratio.
2.The concave-convex surface of the product provides the function of heat dissipation, and features strong vibration absorption, low temperature rise, low noise.
3.The product features high drive precision, and is especially suitable for the site with frequent start, is can be connected with varied speed reducers and configuring varied motor drives, and can be installed at the 90º drive operation site.
Installation type : Foot,flange,small flange,torque arm.
Output type : Solid shaft,hollow shaft,hollow shaft with shrink disk,spline hollow shaft.
Input type : Motor,input shaft and flange
technical parameters : ratio i=23.8~389,combination of EWS/EWR is up to26688
Efficiency : ratio i=23.8~389,77%;ratio i=73.7~389,62%;and combination of EWS/EWR57%.
Power Plant Equipment
Metal Forming Machinery
Environmental Protection Industry
Passed ” ISO 9001 International Quality System Certificate”,”Europe CE Certificate”, ” Swiss SGS Certificate”,”High-tech enterprise certificate of ZheJiang city”,”Excellent performance management enterprise of ZheJiang city”,etc.
1. Q: Can you make as per custom drawing?
A: Yes, we offer customized service for customers.
2. Q: Are you a factory or trading company?
A. We are manufacturer in ZheJiang China.
3. Q: What’s your MOQ?
A: One piece.
4. Q: What’s your production time?
A: 7-15 working days after receiving payment.
5. Q: What’s your payment terms?
A: T/T, 30% payment in advance, 70% balance payment should be paid before shipping.
6. Q: What’s your package?
A: In wooden box packaging.
ZheJiang CZPT Gear Reducer Co.,Ltd., former a joint venture invested by is a ZheJiang CZPT GROUP and Well Company of America.We are a large professional manufacturer &exporter of various gear reducers and specialize in the gear reducers area in China for 20 years. CZPT has excellent R&D team,top-ranking production and test equipment.
We have strong power in the developing and manufacturing the standard type as well as the customized type gear reducer for customers.
We make and supply 6 series of speed reducer as follows:
EWK series helical-bevel gear reducers,
EWR series helical gear reducers,
EWF series helical gear reducers,
EWS series helical-worm gear reducers
HB series gearboxes,
P series planetary gear reducers,etc.
Our products have been exporting to many countries and regions, including but not limited Argentina , Brazil, Mexico, Columbia , Ecuador , USA, South Korea, Vietnam, Indonesia, Georgia, South Africa, China HK, China Taiwai.
Welcome to send enquiry and visit us in ZheJiang .
|Hardness:||Hardened Tooth Surface|
|Gear Shape:||Helical Worm Gear|
Can a Worm Gearbox Provide High Torque Output?
Yes, a worm gearbox is capable of providing high torque output due to its unique design and principle of operation. Worm gea
What are the Noise Levels Associated with Worm Gearboxes?
The noise levels associated with worm gearboxes can vary depending on several factors, including the design, quality, operating conditions, and maintenance of the gearbox. Here are some key points to consider:
- Design and Quality: Well-designed and high-quality worm gearboxes tend to produce lower noise levels. Factors such as gear tooth profile, precision manufacturing, and proper alignment can contribute to reduced noise.
- Gear Engagement: The way the worm and worm wheel engage and mesh with each other can impact noise levels. Proper tooth contact and alignment can help minimize noise during operation.
- Lubrication: Inadequate or improper lubrication can lead to increased friction and wear, resulting in higher noise levels. Using the recommended lubricant and maintaining proper lubrication levels are important for noise reduction.
- Operating Conditions: Operating the gearbox within its specified load and speed limits can help prevent excessive noise generation. Overloading or operating at high speeds beyond the gearbox’s capabilities can lead to increased noise.
- Backlash: Excessive backlash or play between the gear teeth can lead to impact noise as the teeth engage. Proper backlash adjustment can help mitigate this issue.
- Maintenance: Regular maintenance, including gear inspection, lubrication checks, and addressing any wear or damage, can help keep noise levels in check.
It’s important to note that while worm gearboxes can produce some noise due to the nature of gear meshing, proper design, maintenance, and operation can significantly reduce noise levels. If noise is a concern for your application, consulting with gearbox manufacturers and experts can provide insights into selecting the right gearbox type and implementing measures to minimize noise.
rs are known for their high torque multiplication capabilities, making them suitable for applications that require
Energy Efficiency of a Worm Gearbox: What to Expect
The energy efficiency of a worm gearbox is an important factor to consider when evaluating its performance. Here’s what you can expect in terms of energy efficiency:
- Typical Efficiency Range: Worm gearboxes are known for their compact size and high gear reduction capabilities, but they can exhibit lower energy efficiency compared to other types of gearboxes. The efficiency of a worm gearbox typically falls in the range of 50% to 90%, depending on various factors such as design, manufacturing quality, lubrication, and load conditions.
- Inherent Losses: Worm gearboxes inherently involve sliding contact between the worm and worm wheel. This sliding contact generates friction, leading to energy losses in the form of heat. The sliding action also contributes to lower efficiency when compared to gearboxes with rolling contact.
- Helical-Worm Design: Some manufacturers offer helical-worm gearbox designs that combine elements of helical and worm gearing. These designs aim to improve efficiency by incorporating helical gears in the reduction stage, which can lead to higher efficiency compared to traditional worm gearboxes.
- Lubrication: Proper lubrication plays a significant role in minimizing friction and improving energy efficiency. Using high-quality lubricants and ensuring the gearbox is adequately lubricated can help reduce losses due to friction.
- Application Considerations: While worm gearboxes might have lower energy efficiency compared to other types of gearboxes, they still offer advantages in terms of compactness, high torque transmission, and simplicity. Therefore, the decision to use a worm gearbox should consider the specific requirements of the application, including the trade-off between energy efficiency and other performance factors.
When selecting a worm gearbox, it’s essential to consider the trade-offs between energy efficiency, torque transmission, gearbox size, and the specific needs of the application. Regular maintenance, proper lubrication, and selecting a well-designed gearbox can contribute to achieving the best possible energy efficiency within the limitations of worm gearbox technology.
significant torque transfer.
The torque output of a worm gearbox is influenced by several factors:
- Lead Angle: The lead angle of the worm affects the mechanical advantage of the gear system. A larger lead angle can result in higher torque output.
- Worm Diameter: A larger diameter worm can offer increased torque output as it provides more contact area with the gear.
- Gear Ratio: The gear ratio between the worm and the gear determines the torque multiplication factor. A higher gear ratio leads to higher torque output.
- Lubrication: Proper lubrication is essential to minimize friction and ensure efficient torque transmission.
- Material and Quality: High-quality materials and precision manufacturing contribute to the gearbox’s ability to handle high torque loads.
Due to their ability to provide high torque output in a compact form factor, worm gearboxes are commonly used in various industrial applications, including heavy machinery, construction equipment, conveyor systems, and more.
editor by CX 2023-08-16