一种磨刷

The design of the annular grinding disc and positioning ring solves the problem of the grinding brush delaminating and falling off during use, improving the strength and stability of the grinding brush and ensuring a long service life and grinding accuracy.

CN224509376UActive Publication Date: 2026-07-17

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Filing Date
2025-05-27
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing grinding brushes suffer from debonding problems due to the overlapping of radial abrasive particles during use, resulting in the abrasive particles falling off as a whole and insufficient strength.

Method used

The abrasive cylinder is formed by stacking annular abrasive discs on a brush cylinder and bonding adjacent abrasive discs together with a positioning ring and adhesive. The combination of the positioning ring and the brush cylinder made of metal improves the overall strength and stability.

Benefits of technology

It effectively prevents abrasive shedding, improves the stability and service life of the grinding brush, and enhances grinding precision.

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    Figure CN224509376U_ABST
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Abstract

本实用新型公开了一种磨刷,磨刷包括刷筒、磨料筒和定位环;磨料筒包括若干片环形磨片,若干片环形磨片叠套于刷筒上,环形磨片与刷筒设有第一粘胶,相邻的环形磨片设有第二粘胶;定位环设置于刷筒的两端。将磨料设置为环形磨片,将环形磨片重叠套设于刷筒上,成为筒状磨料,即磨料筒。在本实用新型中,将磨料设置为环形磨片,将环形磨片重叠套设于刷筒上,成为筒状磨料,即磨料筒。相比于辐射状叠加的磨刷,环形磨片和磨料筒其形态结构上发生了改变,整体呈圆环状态且环绕于刷筒上,将相邻的两片环形磨片粘接呈磨料筒,在粘接后,其内部处不存在呈辐射状向外膨胀的作用力,使得磨刷在使用过程中能够长时间保持状态稳定,有效避免脱胶、磨料脱落等问题。
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