JPS6056403U

JPS6056403U - boring tool

Info

Publication number: JPS6056403U
Application number: JP14672483U
Authority: JP
Inventors: 博下村; 高谷　末治; 正彰中山
Original assignee: 三菱マテリアル株式会社
Priority date: 1983-09-22
Filing date: 1983-09-22
Publication date: 1985-04-19

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 drawings]

第１図ａ、　ｂは中ぐり工具の一従来例を示すもので、
ａは要部の正面図、ｂはａのＢ−Ｂ線に沿う矢視断面図
、第２図は本考案の一実施例を示す正面図、第３図は第
２図の■で示す方向に見た要部の拡大図、第４図は第２
図の■で示す方向に見た拡大図、第５図は第４図の■−
■線に沿う矢視断面図、第６図は第３図のＶＩ−ＶＩ線
に沿う矢視断面図、第７図は本考案の他の実施例を示す
正面図、第８図は第７図の■で示す方向に見た要部の拡
大図、第９図は第７図の■で示す方向に見た拡大図であ
る。１１・・・シャンク、１２・・・バイト、１３・・・凹
凸条、１６・・・刃先、１Ｂ・・・凹凸条、１９・・・
締結用ボルト、２０・・・長穴、２２・・・調整用ボル
ト、２５・・・横溝、２６・・・鍔部、２７・・・シャ
ンク、２８ａ、２８ｂ・・・バイト。Figures 1a and 1b show a conventional example of a boring tool.
a is a front view of the main parts, b is a sectional view taken along line B-B of a, FIG. 2 is a front view showing an embodiment of the present invention, and FIG. 3 is a direction shown by ■ in FIG. 2. Figure 4 is an enlarged view of the main parts seen in Figure 2.
An enlarged view seen in the direction shown by ■ in the figure, Figure 5 is the ■ - of Figure 4.
6 is a sectional view taken along line VI-VI in FIG. 3, FIG. 7 is a front view showing another embodiment of the present invention, and FIG. FIG. 9 is an enlarged view of the main parts viewed in the direction shown by ■ in the figure, and FIG. 9 is an enlarged view seen in the direction shown by ■ in FIG. 7. 11... Shank, 12... Bit, 13... Uneven strip, 16... Cutting edge, 1B... Uneven strip, 19...
Fastening bolt, 20... Elongated hole, 22... Adjustment bolt, 25... Horizontal groove, 26... Flange, 27... Shank, 28a, 28b... Bit.

Claims

[Scope of utility model registration request]

A cutting tool with approximately the same diameter as the shank is fastened axially to the tip of the shank connected to the main shaft of a machine tool such as a boring machine with a bolt, with the cutting edge protruding in the radial direction of the shank. and a hole in the cutting tool through which the bolt is inserted, is provided with concave and convex strips for preventing rotation that are parallel to the protruding direction of the cutting edge and perpendicular to the axial direction and pi of the shank, and are fitted with each other. A long boring tool parallel to the uneven stripes.