一种内花键涨紧研磨装置

By designing the spline sleeve, tapered part, and elastic element of the internal spline tensioning grinding device, the problem of dimensional deviation in internal spline parts during the grinding process was solved, and the coaxiality and machining accuracy of the internal spline and the center hole were improved.

CN118024047BActive Publication Date: 2026-07-17CHONGQING WANGCHENG TECH

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
CHONGQING WANGCHENG TECH
Filing Date
2024-03-29
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

In machining, the roundness of the central cone hole of a thin-walled part with internal splines deforms after heat treatment, causing a deviation in the coaxiality between the pitch circle of the internal spline and the central hole, resulting in dimensional deviations in the machining process.

Method used

Design an internal spline tensioning and grinding device, which achieves positioning by abutting the spline sleeve against the internal spline of the product, and uses grinding components to abut against the wall of the internal spline hole for grinding, including a tapered part and an elastic element to ensure effective fit and continuous grinding.

Benefits of technology

It effectively prevents part dimensional deviations during the grinding process, ensures the coaxiality of the internal spline and the center hole, and improves machining accuracy.

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Abstract

本发明公开了一种内花键涨紧研磨装置。该内花键涨紧研磨装置包括第一芯轴、可转动地设置于机架上的第二芯轴、套设于该第一芯轴上的花键套、以及套设于第一芯轴上并可与产品内花键的孔壁相抵接的研磨组件,该第一芯轴与第二芯轴呈间隔相对分布。通过设置花键套,当第二芯轴朝向第一芯轴方向移动并与抵顶第一芯轴时,此时花键套与产品内花键相抵接,使得花键套与产品内花键孔壁贴合成一体,实现对产品内花键的有效定位;通过设置研磨组件,该研磨组件可与产品内花键的孔壁相抵接,从而在花键套的定位下,对产品内花键进行研磨处理,防止研磨过程中零件尺寸出现偏差的现象发生。
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