EWA7 Series Slewing Drive
Slewing drives are created by manufacturing gearing, bearings, seals, housing, and motor along with other auxiliary elements and assembling them into a finished gearbox. The slewing drive is usually a gearbox that will safely hold radial and axial loads, together with transmitting torque for rotating. The rotation can be within a single axis or in several axes together.
Slewing drives are created by manufacturing gearing, bearings, seals, housing, and motor along with other auxiliary elements and assembling them into a finished gearbox. The slewing drive is usually a gearbox that will safely hold radial and axial loads, together with transmitting torque for rotating. The rotation can be within a single axis or in several axes together.
Slewing drives perform with regular worm technology, by which the worm around the horizontal shaft acts as the driver for the gear. The rotation of the flat screw turns a gear about an axis perpendicular to the screw axis. This blend lowers the pace with the driven member and multiplies its torque, expanding it proportionally as the velocity decreases. The speed ratio of shafts depends upon the relation between the variety of threads on the worm on the array of teeth inside the worm wheel or gear.
As technological innovation has improved, additional slewing drives are working with hourglass worm technological innovation, through which the worm is shaped to engage much more teeth during the gear. This enhanced tooth engagement leads to higher strength, efficiency, and sturdiness.
由于各种各样的用途,回转驱动可以found in many different model sizes, effectiveness ranges, and mounting characteristics. The drives are well suited for applications requiring each load holding and rotational torque from the same gearbox. They can also be manufactured with dual axes of rotation (turning axes simultaneously) or dual drives around the same axis (two worm threads driving the identical ring gear in one particular axis).
Performance Parameters
| Front View | Top View |
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| Output torque | Tilting moment torque | Holding torque | Axial load | Radial load | Ratio | Backlash | Peso |
| 输出转矩 | 倾覆力矩 | 保持力矩 | 轴向承载力 | 径向承载力 | 速比 | 精度 | 重量 |
| 3.5 kN.m | 14.7 kN.m | 20.6 kN.m | 227 KN | 92.7 KN | 47:1 | <= 0.15 ° | 35Kg |
| 2583 Lbf.ft | 10800 Lbf.ft | 15200 Lbf.ft | 51000 Lbf | 20800 Lbf |
Typical Slewing Drive Applications
There are many applications in which the slewing drive can be utilized, primarily because it is perfect for applications that require both load-holding power and rotational torque strength. Typicalslewing driveapplications include but are not limited to:
- Solar Trackers
- Wind Turbines
- Man Lifts
- Hydraulic Machinery
- Telescopic Handlers
- Digger Derricks
- Lifts
- Cranes
- Drilling equipment
- Military Equipment

Company Profile
In line with honest management and customer service, the company is constantly committed to researching and developing new technologies and machines for double-worm slewing drives, small slewing drives, large slewing drives, andslewing bearings. Alternatives. We specialize in creating our brand with many experienced terms and top-notch equipment. The products are exported to Europe, America, Australia, St. Petersburg, Bahamas, Peru, Sydney, and other regions, and the products are sold worldwide. We hope to establish a long-term cooperative relationship with all customers and hope that we can improve our competitiveness and achieve a win-win situation with our customers. We sincerely welcome customers from all over the world to contact us with any need! Welcome domestic and foreign customers to visit our factory.
Due to the practical design, accurate detail processing and dimension, and one-time assembly, the product meets the customer's requirements. The slewing drive is very flexible. No noise, perfect overall accuracy, the center distance cannot be adjusted during the rotary drive assembly, the matching size requirements are relatively strict, and the matching size must be strictly controlled during the design and processing process. Otherwise, problems will arise during the assembly process and be difficult to resolve.
Our slewing drives are available in a large variety of standard design sizes. We will gladly develop a slew drive tailored to your requirements if you are looking for an individual solution.
Contact us – we will be happy to help you!
Production Site

FAQ
1. Where is your slew drive manufactured?
A: Our slew drives are all manufactured in China. We can design and produce slew drives, and the quality can also be guaranteed. At the same time, our slew drives price is more favorable.
2. I don't know which slew drive to use. Can you choose for me?
A: You can get our product catalog in the download or contact us. We will send the product catalog to you by email or other ways.
4. Can you customize products?
A: Yes, we can. Our engineers have an emotional experience in slew drive design. On the customized slew drives page, you can see some unique customized products designed by our engineers. These design solutions meet the particular needs of many customers. Our engineers can also work with you to design a new slew drive.
5: Can you provide accessories?
A: Yes, we can provide matching spare parts such as motors, hydraulic motors, and encoders compatible with slew drives.
6. Can you provide a 3D model?
A: Our slew drives warranty time is 12 months. When you install, use and store the slew drives, please refer to the slew drives instruction manual.
A: Yes. Our slew drives housing is available in many colors. If you have special requirements, please tell our sales engineers, we are happy to provide services for you.
Información adicional
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Producto Detalle rápido:
- Disponible en versión estándar y no estándar
- Con alta calidad y precio competitivo
- Entrega rápida
- Embalaje según la demanda del cliente.
¡Prometemos ofrecer el mejor precio por la alta calidad en china! También aceptamos pedidos especiales sobre los productos. Si usted está interesado en nuestros productos. Por favor, no dude en hacernos saber.estamos encantados de darle la información detallada.prometemos que nuestros productos serían la seguridad y estaban en alta calidad y precio razonable. Si usted está interesado en nuestros productos, póngase en contacto con nosotros asap.we están buscando sinceramente su cooperación.
La mayoria de都或se exportan欧元opa o América. Disponemos de productos estándar y no estándar. Podemos producir según su dibujo o muestra. El material puede ser estándar o según su petición especial. Si nos elige a nosotros, elige fiabilidad.

Materiales disponibles
1. Acero inoxidable: SS201, SS303, SS304, SS316, SS416, SS420
2. Steel:C45(K1045), C46(K1046),C20
3. Latón:C36000 ( C26800), C37700 ( HPb59), C38500( HPb58), C27200(CuZn37), C28000(CuZn40)
4. Bronce: C51000, C52100, C54400, etc.
5. Hierro: 1213, 12L14,1215
6. Aluminio: Al6061, Al6063
7.OEM según su petición
Tratamiento de superficies
Recocido, canonización natural, tratamiento térmico, pulido, niquelado, cromado, zincado, pasivado amarillo, pasivado dorado, satinado, pintado en negro, etc.
Método de tratamiento
Mecanizado CNC, punzonado, torneado, fresado, taladrado, rectificado, brochado, soldadura y montaje
Control de calidad y certificado
Autocomprobación de los técnicos en la producción, comprobación final antes del embalaje por un inspector de calidad profesional.
ISO9001:2008 , ISO14001:2001,ISO/TS 16949:2009
Paquete y plazo de entrega
Tamaño Dibujos
Caja/contenedor de madera y palé, o según especificaciones personalizadas.
15-25días muestras. 30-45days pedido offcial
Puerto: puerto de Shanghai/Ningbo










