Surface treatment equipment for cutting pick of coal mining machine

By designing coal mining machine pick surface treatment equipment, the buffer support assembly and flexible resistance cross bars are used to buffer the falling workpiece, which solves the problem of pick surface damage, reduces the scrap rate, and improves production efficiency and workpiece quality.

CN223328636UActive Publication Date: 2025-09-12LAINEDE MACHINERY MANUFACTURING (HENAN) CO LTD
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Patent Information

Application Number
CN202422768529.X
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-11-13
Publication Date
2025-09-12
Estimated Expiration
2034-11-13

AI Technical Summary

Technical Problem

Existing shearer picks are prone to surface scratches and dents after being removed from the cooling water quenching device, resulting in a high scrap rate and affecting production efficiency.

Method used

A surface treatment device for coal mining machine picks is designed, including a cooling water tank, an inclined electric conveyor belt and a buffer bracket assembly. U-shaped clamping blocks and flexible resistance cross bars are used to buffer the falling workpiece, avoid direct collision, and ensure a uniform and slow unloading process.

Benefits of technology

It effectively prevents the surface damage of the pick, reduces the scrap rate, improves production efficiency and workpiece quality, and ensures the smooth progress of subsequent processing or installation.

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Abstract

The utility model provides a coal mining machine cutting tooth surface treatment device which comprises a cooling water bin, a feeding port is formed in the front side of the upper end of the cooling water bin, a discharging port is formed in the rear side of the upper end of the cooling water bin, an inclined-range electric material conveying belt is installed at the inner end of the cooling water bin, and the inclined-range electric material conveying belt penetrates out of the cooling water bin through the discharging port. The rear end of the cooling water bin is fixedly connected with a material frame bin, the material frame bin is located under the inclined-range electric material conveying belt, and the side, away from the cooling water bin, of the lower inner wall of the material frame bin is fixedly connected with a buffering support assembly. And direct collision between the workpiece bodies and between the workpiece bodies and the material frame bin is avoided, so that appearance damage such as scratches and dents on the surfaces of the workpiece bodies can be effectively prevented, the workpiece bodies can be better subjected to follow-up machining or mounting, and the number of waste products generated due to unloading collision is greatly reduced.
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