JPS58169953U

JPS58169953U - grinding wheel

Info

Publication number: JPS58169953U
Application number: JP6380582U
Authority: JP
Inventors: 津曲　孝; 落合　信夫
Original assignee: 株式会社東芝
Priority date: 1982-05-04
Filing date: 1982-05-04
Publication date: 1983-11-12

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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図ａ及びｂはそれぞれ従来の研削砥石の側面図及び
下端面を示す図、゛第２図は第１図の研削砥石を用いた
場合の加工精度の低下を示す図、第３図ａ及びｂはそれ
ぞれ本考案の一実施例の研削砥石の側面図及び下端面を
示す図、第４図は第３図の研削砥石を用いた孔あけ加工
を示す図、第５図ａ及びｂはそれぞれ本考案の他の実施
例の研削砥石の側面図及び下端面を示す図、第６図は第
５図の研削砥石を用いた孔あけ加工を示す図である。７・・・・・・研削砥石、１０・！・・・・下端面（一
方の端面）、１１・・・・・・第１の溝、１２・・・・
・・外周面、１３・・・・・・凹部、１４・・・・・・
第２の溝。Figures 1a and b are views showing the side view and lower end surface of a conventional grinding wheel, respectively; Figure 2 is a view showing the reduction in machining accuracy when the grinding wheel of Figure 1 is used; Figure 3a and b are views respectively showing a side view and a lower end surface of a grinding wheel according to an embodiment of the present invention, Fig. 4 is a view showing drilling using the grinding wheel of Fig. 3, and Figs. 5 a and b are FIG. 6 is a diagram showing a side view and a lower end surface of a grinding wheel according to another embodiment of the present invention, respectively, and FIG. 6 is a diagram showing a hole drilling process using the grinding wheel of FIG. 5. 7... Grinding wheel, 10.! ...Lower end surface (one end surface), 11...First groove, 12...
・・Outer circumferential surface, 13 ・・concavity, 14 ・・・・・
Second groove.

Claims

[Scope of utility model registration request]

In a cylindrical grinding wheel whose one end face and outer peripheral face serve as grinding surfaces, a first groove formed in the outer peripheral face from the one end face to the other end face, and a first groove formed in the central part of the one end face. A grinding wheel comprising: a recess formed therein; and a second groove formed in the one end surface and communicating the first groove with the recess.