High-speed motor for trimming plate

By employing a spiral cooling channel and annular air chamber design in the high-speed motor, combined with a clean air source, the heat dissipation problem of the front bearing is solved, the accuracy and reliability of the motor are improved, the tool life is extended, and the machining quality is ensured.

CN224746365UActive Publication Date: 2026-09-11HAIYANG CHANGCHUAN MOTOR
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Patent Information

Application Number
CN202522206293.5
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-10-20
Publication Date
2026-09-11
Estimated Expiration
2035-10-20

AI Technical Summary

Technical Problem

In existing high-speed motor spindle structures, the heat dissipation problem of the front bearing is difficult to solve effectively, leading to heat accumulation and affecting the accuracy and reliability of the motor.

Method used

The spiral cooling channel and annular air chamber design, made of high thermal conductivity material, combined with a clean air source, form targeted cooling and a sealed air curtain, which improves heat dissipation efficiency and prevents contaminants from entering.

Benefits of technology

It effectively reduces the temperature of the front bearing, improves the accuracy and reliability of the motor, extends tool life, and ensures machining quality and stable equipment operation.

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Abstract

The utility model discloses a high -speed motor is used to board edge trimming belongs to processing machinery field, including casing and front bearing, and the front bearing fixed mounting is in one end of casing, and the inside fixed connection of front bearing has the main shaft, and the fixed sleeve of main shaft has rotor, and the inside fixed mounting of casing has stator, and the stator sleeve sets in the outside of rotor, and the inside of casing is provided with cooling liquid flow channel, and the one end fixed mounting of casing outside near front bearing has the heat dissipation module, and the heat dissipation module includes cooling channel and annular air chamber, and the inside wall of annular air chamber is provided with a plurality of gas outlet micropore. The application realizes the targeted cooling of the main shaft through the cooling channel, reduces the working temperature of the front end of the main shaft from the root, ensures the extremely high size precision and surface machining quality, the gas output by the annular air chamber as refrigerant realizes the sealing effect while realizing the cooling effect, ensures that the bearing runs more smoothly, the cutting load capacity is stronger, the machining surface is smoother, and prolongs the service life of the cutter.
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