Enveloping Worm Reducer
You Professional Enveloping Worm Reducer Suppliers!
Dezhou Jinmai Machinery Equipment Co., Ltd. is one of the early manufacturers in the field of transmission equipment in North China, with the development and growth of China's chemical equipment, conveying equipment, mining equipment industry and long-term cooperation with major equipment manufacturing research units, relying on their own innovative product technology research and development.
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Toroidal Worm Gear ReducerThe Toroidal Worm Gear Reducer produced by our company is a high-efficiency reduction device thatAdd to Inquiry
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Plane Double Enveloping Worm Reducer PWOThe Plane Double Enveloping Worm Reducer PWO is a transmission device specially designed for highAdd to Inquiry
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Enveloping Worm Reducer PWOEnveloping Worm Reducer PWO is an efficient and low noise transmission device, which is widely usedAdd to Inquiry
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TP Type Plane Enveloping Toroidal Worm ReducerTP Type Plane Enveloping Toroidal Worm Reducer, with its significant advantages of high efficiency,Add to Inquiry
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TPU Plane Envelope Toroidal Worm ReducerTPU Plane Envelope Toroidal Worm Reducer is widely used in various mechanical equipment, such asAdd to Inquiry
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Plane Envelope Toroidal Worm ReducerThe Plane Envelope Toroidal Worm Reducer, also known as the envelope reducer, is a new type ofAdd to Inquiry
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Double Enveloping Worm Gear ReducerThe Double Enveloping Worm Gear Reducer is a transmission device widely used in various mechanicalAdd to Inquiry
Why Choose Us
Professional Team
The company has a professional technical team and after-sales service team, which can provide customers with timely and professional technical support and solutions.
Sale Market
Products sell well all over the world, India, United, States, Brazil, Pakistan, Nigeria, Bangladesh, Russia, Mexico, Japan, Philippines, Ethiopia, Egypt,Vietnam, Germany, France, Italy...
Production Equipment
The company has all kinds of advanced production equipment and inspection equipment 50 sets, "Xurui brand" reducer in the selection of materials, materials and processing technology is unequivocal.
Continuous Cooperation
The company has established long-term and stable cooperative relationships with customers in many parts of the country, and many customers have purchased the machines for many times due to their superior performance, which further proves the quality of the company's products and service level.
Common Types
We offer the following Product introduce:
Toroidal Worm Gear Reducer
Toroidal Worm Gear Reducer is a high-efficiency reduction device that adopts the meshing transmission of toroidal worm and worm wheel. It has the characteristics of strong load-bearing capacity, smooth transmission, low noise and long life. Its unique toroidal worm design makes the contact area larger and the transmission efficiency higher, which is suitable for heavy-load, high-precision and high-torque industrial application scenarios.
Plane Double Enveloping Worm Reducer
The Plane Double Enveloping Worm Reducer PWO is a transmission device specially designed for high precision and high stability requirements. It is characterized by its combination of worm drive and planar double envelope technology, which brings multiple advantages.
Enveloping Worm Reducer PWO
Enveloping Worm Reducer PWO is an efficient and low noise transmission device, which is widely used in various mechanical equipment. Its unique design gives it excellent deceleration performance and load carrying capacity for applications requiring precise control and high torque output.
Product Specification
We offer the following Specifications:
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Single-stage type |
Double-stage type |
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Center distance |
100、125、140、160、180、200、225、250、280、315、355、400、450、500 |
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Transmission speed ratio |
I=10.25~63 |
I=105- 3969 |
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Output torque |
650-70000 N.m |
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Input power |
1.1~585 kW |
1.1~110 kW |
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Mounting type |
Chassis mounting, chassis face mounting, flange mounting, shaft hole with torque arm. |
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Input Type |
Worm upper mounted, worm lower mounted, IEC motor flange, cylindrical shaft, spline shaft, brake, customized |
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Input speed |
≤2000 r/min |
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Output |
Cylindrical shaft, spline shaft, spline hole, cylindrical shaft, cylindrical hole expansion sleeve, customized |
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High transmission ratio and high precision.The transmission ratio of the double enveloping worm gear reducer is usually high, which can reach dozens or even hundreds of times, and is suitable for occasions requiring a large transmission ratio. Due to the precise structure and high processing requirements of the double enveloping worm gear reducer, it has high precision and can meet the requirements of high-precision transmission.
Good stability and Small size.Since the gear transmission part of the double enveloping worm gear reducer adopts worm gear transmission, it has good stability during the transmission process.Compared with other types of reducers, the double enveloping worm gear reducer has a compact structure and small size, which can meet the application requirements of space constraints.
High efficiency and low noise. Due to the compact structure, high transmission accuracy and relatively high transmission efficiency of the double enveloping worm gear reducer, the efficiency of the mechanical system can be improved. Since the transmission part of the double enveloping toroidal worm reducer adopts worm gear transmission, the noise during transmission is relatively low, which can improve the working environment of the mechanical system.
The double enveloping worm gear reducers also have the advantage of self-locking capability. Similar to other worm gear designs, the double enveloping worm gear reducers often have self-locking properties that prevent the driven side from turning the driving side, which is beneficial in lifting mechanisms and safety-critical applications.

Application of Enveloping Worm Reducer
The automotive industry uses double enveloping gears in the manufacturing of vehicles. They are prevalent in differential gears, which allow the wheels to rotate at different speeds when a vehicle turns. They may also be found in transmission systems. Because double enveloping worm gears can achieve high-ratio reductions, they are also used in a vehicle's winding mechanism.
The aerospace industry takes advantage of the strength and precision of double enveloping worm gears. They are great for high-reduction planetary gears that may be commonly found in flight control systems or satellite gearboxes. The durability of double enveloping gears allows them to be trusted to perform well under the harsh conditions of space.
Double enveloping worm gears are used in the robotics industry in robot joints and drives. The gears can create a right-angle rotation and high torque, which are excellent characteristics for allowing a robot to move and perform various tasks.
Double enveloping worm gears have a place in renewable energy. They can be found in wind turbines and solar tracking systems. The strength and high torque of double enveloping worm gears allow them to remain functional in energy systems that provide power to thousands of people.
Heavy machinery like those used in the construction or mining industry may use double enveloping worm gears in their reduction boxes or rotary frames. The durability of the gear meant that it could withstand the harsh environments of daily construction or mining.
A worm gear assembly resembles a single threaded screw that turns a modified spur gear with slightly angled and curved teeth. Worm gears can be fitted with either a right-, left-hand, or hollow output (drive) shaft. This right angle gearing type is used when a large speed reduction or a large torque increase is required in a limited amount of space. The ratio is equal to the number of gear teeth divided by the number of starts/threads on the worm. A comparable spur gear set with a ratio of 40:1 would require at least two stages of gearing. Worm gears can achieve ratios of more than 300:1.
Worms can be made with multiple threads/starts. The pitch of the thread remains constant while the lead of the thread increases. In these examples, the ratios relate to 40:1, 20:1, and 13.333:1 respectively.
Worm gear sets can be self-locking: The worm can drive the gear, but due to the inherent friction the gear cannot turn (back-drive) the worm. Typically only in ratios above 30:1. This self-locking action is reduced with wear, and should never be used as the primary braking mechanism of the application.
The worm gear is usually bronze and the worm is steel, or hardened steel. The bronze component is designed to wear out before the worm because it is easier to replace.
Packaging & Delivery

FAQ
We're well-known as one of the leading enveloping worm reducer manufacturers and suppliers in China. If you're going to buy customized enveloping worm reducer, welcome to get quotation from our factory. For price consultation, contact us.
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