JPS5867651U - cutting wheel - Google Patents

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は従来の切断砥石を示す断面図、第２図並びに第
３図ＡおよびＢはそれぞれ薄板切断刃の゛各側を示す断
面図、第４図はこの考案の一実施例を示す断面図である
。 １・・・・・・砥石ホルダ、２・・・・・・薄板切断刃
、２１・・・・・・金属製の台金、２２・・・・・・硬
質のリング状砥石体。Fig. 1 is a sectional view showing a conventional cutting wheel, Figs. 2 and 3 A and B are sectional views showing each side of a thin plate cutting blade, and Fig. 4 is a sectional view showing an embodiment of this invention. It is a diagram. 1... Grindstone holder, 2... Thin plate cutting blade, 21... Metal base metal, 22... Hard ring-shaped grindstone body.

Claims (1)

【実用新案登録請求の範囲】 １　回転軸に５ヤツトされる砥石ホルダの外周に、複数
枚の薄板切断刃が中間プレートを間にして所定ピッチを
もって組み込まれた切断砥石において、前記薄板切断刃
は金属製の合金とその合金の外周部に取り付けられたダ
イヤモンドあるいは立方晶型窒化硼素等の硬質な砥粒を
結合剤で結合したリング状砥石体とからなり、このリン
グ状砥石体の内径が中間プレートの外径より小さくなさ
れ、各中間プレートがその硬質なリング状砥石体の部分
を押さえ込んでいることを特徴とする切断砥石。 ２　前記台金は、その厚さがリング状砥石体の厚さより
も小さい実用新案登録請求の範囲第１項記載の切断砥石
。[Claims for Utility Model Registration] 1. A cutting wheel in which a plurality of thin plate cutting blades are installed at a predetermined pitch with an intermediate plate in between on the outer periphery of a grinding wheel holder mounted on a rotating shaft, wherein the thin plate cutting blades are It consists of a metal alloy and a ring-shaped grinding wheel body in which hard abrasive grains such as diamond or cubic boron nitride are attached to the outer periphery of the alloy and bonded with a binder, and the inner diameter of this ring-shaped grinding wheel body is A cutting whetstone characterized in that each intermediate plate is made smaller than the outer diameter of the plate and holds down a portion of the hard ring-shaped whetstone body. 2. The cutting grindstone according to claim 1, wherein the base metal has a thickness smaller than the thickness of the ring-shaped grindstone body.