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Helical gear worm gearbox
Helical gear reducer with hardened gear surfaces
Brief introduction:
Installation types: pedestal-mounted, flange-mounted, small-flange-mounted, and torque-arm-mounted.
Output configuration: Solid shaft. Input configurations: direct‑drive motor, shaft input, and flange‑mounted input. Technical specifications: Speed ratio I = 5–264. Combined ratios for XJR/XJR can reach 18,125.
Efficiency: Level II, 96%; Level III, 94%; XJR/XJR combination, 85%.
Product Features
(1) The XJR series coaxial helical gear reducers are manufactured in accordance with international technical standards and feature a high level of technological sophistication.
(2) The gear system features a high-speed reduction design, and the machine body employs helical gear transmission.
(3) Compared with other electric motors, it boasts higher efficiency, finely ground gear surfaces, low noise, a compact structure, a sophisticated design, and versatile mounting options.
(4) It can be assembled and installed in multiple orientations as required, featuring a variety of modular configurations to meet users’ needs under diverse transmission conditions.

Specifications and Parameters
Installation types: pedestal-mounted, flange-mounted, small-flange-mounted, and torque-arm-mounted.
Output configuration: Solid shaft. Input configurations: direct‑drive motor, shaft input, and flange‑mounted input. Technical specifications: Speed ratio I = 5–264. Combined ratios for XJR/XJR can reach 18,125.
Efficiency: Level II, 96%; Level III, 94%; XJR/XJR combination, 85%.
Code of Conduct
The operating principle of a helical gear reducer with hardened tooth surfaces is as follows: Helical Gears: Helical gears are one of the most critical components of the reducer. Their teeth are cut at an angle to the axis of rotation, typically forming a helix angle. When the input shaft rotates, the helical gears turn along their axes and transmit force to the output shaft. Input Shaft: The input shaft delivers power to the helical gears, causing them to rotate. It is usually connected to an electric motor or another power source. Output Shaft: The output shaft is the component that delivers power from the reducer. As the helical gears rotate, they drive the output shaft, reducing its rotational speed while increasing torque. Hardened Tooth Surfaces: The tooth surfaces of the helical gears undergo a hardening process, giving them exceptional hardness and wear resistance. This treatment significantly extends the reducer’s service life and reliability, minimizing gear wear and damage. Reduction Ratio: The reduction ratio is determined by the number of teeth on the gears and their dimensions. It represents the ratio of the input shaft speed to the output shaft speed, thereby defining the output shaft’s speed and torque. Depending on the specific application requirements, different reduction ratios can be selected. In operation, the input shaft transmits power to the helical gears; as these gears rotate, they transfer motion to the output shaft, enabling it to achieve the desired speed and torque. Thanks to its high efficiency, low noise, and long-lasting durability, the helical gear reducer with hardened tooth surfaces is widely used in various mechanical transmission systems.
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