JPS58117351U

JPS58117351U - rotating whetstone

Info

Publication number: JPS58117351U
Application number: JP1186082U
Authority: JP
Inventors: 香川　幸雄
Original assignee: 日本レヂボン株式会社
Priority date: 1982-01-30
Filing date: 1982-01-30
Publication date: 1983-08-10

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

[Brief explanation of drawings]

図面は、本考案の実施態様を例示するもので、第１図は
本考案回転砥石をグラインダーへ装着時の縦断側面図、
第２図は離脱時の縦断側面図であり、第３図は本考案回
転砥石の砥石部と座金具との挾持嵌着前の状態を示す図
である。１・・・グラインダー回転軸、１ａ・・・雄ねじ部、２
・・・回転砥石、３・・・砥石部、３ａ・・・オフセッ
ト部、３Ｃ・・・取付孔、３ｄ・・・取付孔裏面側周縁
部、３ｅ・・・取付孔表面側周縁部、４・・・座金具、
４ａ・・・中心孔、４ｂ・・・雌ねじ、４Ｃ・・・アダ
プタ一部、４ｅ・・・中空ボス部、４ｆ・・・かしめ部
。The drawings illustrate an embodiment of the present invention, and FIG. 1 is a longitudinal sectional side view of the rotary grindstone of the present invention when it is attached to a grinder;
FIG. 2 is a vertical sectional side view when the rotary grindstone is removed, and FIG. 3 is a diagram showing the state before the grindstone portion and washer of the rotary grindstone of the present invention are clamped and fitted. 1...Grinder rotating shaft, 1a...Male thread part, 2
...Rotating grindstone, 3... Grinding wheel part, 3a... Offset part, 3C... Mounting hole, 3d... Mounting hole back side periphery, 3e... Mounting hole front side periphery, 4 ... washer fitting,
4a...center hole, 4b...female thread, 4C...part of adapter, 4e...hollow boss part, 4f...caulking part.

Claims

[Scope of utility model registration request]

(1) A female thread in the center hole that is tightly screwed into the male thread of the rotating shaft of the grinder, and a ring-shaped ring that is continuous with the outer periphery of the female thread that abuts the periphery on the back side of the mounting hole in the center of the grinding wheel. A part of the adapter, a hollow boss part extending below the part of the adapter and fitted into the mounting hole, and a caulking part formed by caulking the tip of the hollow boss part to the peripheral edge of the surface side of the attachment hole. A rotary whetstone comprising a washer which is clamped and fitted to the peripheral edge of the front and back sides of the mounting hole by a part of the adapter and a caulking part of the washer.

(2) A claim for registration of a utility model characterized in that the mounting hole has a non-circular shape, and the corresponding portion of the hollow boss of the washer that is inserted into the mounting hole has the same non-circular shape. The rotating grindstone described in scope item (1).