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 CHINAMFG Gear Reducer Co.,Ltd., former a joint venture invested by is a ZheJiang CHINAMFG GROUP and Well Company of America.We are professional manufacturer of the gear reducers and specialize in the gear reducers area in China for 20 years. CHINAMFG has excellent R&D team,top-ranking production and test equipment.So we have the strong power in the developing and manufacturing the standards type as well as the customized type gear reducer for our customers.
|Hardness:||Hardened Tooth Surface|
|Gear Shape:||Helical Worm Gear|
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 Gearbox Applications in Robotics and Automation
Worm gearboxes play a crucial role in various robotics and automation applications due to their unique characteristics and benefits. Here are some common applications where worm gearboxes are used:
- Robotic Arm Movement: Worm gearboxes are employed in robotic arms to provide precise and controlled movement. The self-locking property of worm gearboxes helps maintain the arm’s position without requiring additional brakes.
- Conveyor Systems: In automated production lines, worm gearboxes are used to drive conveyor belts and move materials or products along assembly lines with accuracy.
- Precision Positioning: Worm gearboxes are used in precision positioning systems, such as those found in pick-and-place robots and CNC machines. They ensure accurate and repeatable movements.
- Pan and Tilt Mechanisms: Worm gearboxes are utilized in pan and tilt mechanisms of surveillance cameras, robotic cameras, and sensors. The self-locking feature helps stabilize and maintain the desired angle.
- Automated Gates and Doors: Worm gearboxes are used in automated gate and door systems to control their opening and closing movements smoothly and safely.
- Material Handling: Robots in warehouses and distribution centers use worm gearboxes to manipulate and lift objects, enhancing efficiency in material handling.
- Medical Robotics: Worm gearboxes are employed in medical robots for surgical procedures, diagnostic equipment, and rehabilitation devices, ensuring precise and controlled movements.
- Industrial Robots: Industrial robots rely on worm gearboxes for various tasks, including welding, painting, assembly, and packaging, where precise movements are essential.
- Automated Testing Equipment: In testing and inspection applications, worm gearboxes provide the necessary movement and positioning for accurate testing and measurements.
- Food and Beverage Industry: Worm gearboxes are used in automated food processing and packaging systems, ensuring hygienic and precise movement of products.
Worm gearboxes are preferred in these applications due to their compact size, high torque output, self-locking feature, and ability to provide a right-angle drive. However, selecting the right gearbox requires considering factors such as load, speed, efficiency, and environmental conditions.
How Does a Worm Gearbox Compare to Other Types of Gearboxes?
Worm gearboxes offer unique advantages and characteristics that set them apart from other types of gearboxes. Here’s a comparison between worm gearboxes and some other common types:
- Helical Gearbox: Worm gearboxes have higher torque multiplication, making them suitable for heavy-load applications, while helical gearboxes are more efficient and offer smoother operation.
- Bevel Gearbox: Worm gearboxes are compact and can transmit motion at right angles, similar to bevel gearboxes, but worm gearboxes have self-locking capabilities.
- Planetary Gearbox: Worm gearboxes provide high torque output and are cost-effective for applications with high reduction ratios, whereas planetary gearboxes offer higher efficiency and can handle higher input speeds.
- Spur Gearbox: Worm gearboxes have better shock load resistance due to their sliding motion, while spur gearboxes are more efficient and suitable for lower torque applications.
- Cycloidal Gearbox: Cycloidal gearboxes have high shock load capacity and compact design, but worm gearboxes are more cost-effective and can handle higher reduction ratios.
While worm gearboxes have advantages such as high torque output, compact design, and self-locking capability, the choice between gearbox types depends on the specific requirements of the application, including torque, efficiency, speed, and space limitations.
editor by CX 2023-09-28