JPS62156464U

JPS62156464U -

Info

Publication number: JPS62156464U
Application number: JP2035986U
Authority: JP
Priority date: 1986-02-15
Filing date: 1986-02-15
Publication date: 1987-10-05

Description

[Brief explanation of the drawing]

第１図Ａ、第１図Ｂは本考案に使用する割リン
グの斜視図、第１図Ｃは本考案の実施例を示す１
部縦断側面図。第２図は研削デスクの縦断面側面
図。第３図は従来の回転研削工具の縦断面図であ
る。図中１は研削デスク、４は回転軸、８は押さえ
具、１１は割リングを示す。 Figures 1A and 1B are perspective views of split rings used in the present invention, and Figure 1C shows an embodiment of the present invention.
Sectional side view. Figure 2 is a vertical cross-sectional side view of the grinding desk. FIG. 3 is a longitudinal sectional view of a conventional rotary grinding tool. In the figure, 1 is a grinding desk, 4 is a rotating shaft, 8 is a presser, and 11 is a split ring.

Claims

[Scope of Claim for Utility Model Registration] (1) A grinding disk comprising a diamond or CBN abrasive grain layer provided on the outer peripheral end surface of the disk having a shaft hole, and a contact surface that is inserted into the shaft hole and contacts the side surface of the grinding disk. A rotating shaft with a threaded portion on the opposite end thereof, and a presser having a pressing surface that contacts the other side of the grinding desk, and the rotating shaft is inserted into the shaft hole of the grinding desk through a split ring. A rotary grinding tool in which a grinding disk is fixedly fixed between a contact surface of a rotary shaft and a holding surface of a holding tool by fitting and tightening a screw that engages with the threaded portion. (2) The tool according to claim 1 of the utility model registration claim, wherein the split ring is made of metal. (3) The split ring has a flange, and a recess for accommodating the flange is provided on the pressing surface of the presser and/or the contact surface of the rotating shaft. tool.