JPS5851915U

JPS5851915U - Chamfering tool for drill

Info

Publication number: JPS5851915U
Application number: JP14646181U
Authority: JP
Inventors: 上妻　真一; 薫後藤; 高谷　末治; 修一ノ関
Original assignee: 三菱マテリアル株式会社
Priority date: 1981-10-01
Filing date: 1981-10-01
Publication date: 1983-04-08

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図は従来のドリル用面取り工具をドリルに装着した
状態で示す正面図、第２図はその■−■線矢視図親図３
図はこの考案の一実施例をドリルに装着した状態で示す
正面図、第４図はその■−■線矢視図親図５図は第３図
の■−■線に沿う拡大断面図、第６図はこの考案の他の
実施例をドリルに装着した状態で示す正面図、第７図は
その■−■線矢視図親図８図は第６図の■−■線に沿う
拡大断面図、第９図はこの考案のさらに他の実施例を示
す第８図と同様の因である。１１・・・工具本体、１２・・・ドリル、１３・・・貫
通孔、１６・・・チップ座、１７・・・スローアウェイ
チップ、１８・・・締付はボルト（装着部材）、２４．
２６・・・締付はボルト。第６図＃ズＺＵ　、′６ｔｒ ■匪Figure 1 is a front view of a conventional drill chamfering tool attached to a drill, and Figure 2 is its ■-■ line arrow main view 3.
Figure 4 is a front view showing an embodiment of this invention attached to a drill, Figure 4 is its main view taken along the line ■-■, and Figure 5 is an enlarged sectional view taken along the line ■-■ in Figure 3. Fig. 6 is a front view showing another embodiment of this invention attached to a drill, Fig. 7 is its main view taken along the line ■-■, and Fig. 8 is an enlarged view taken along the line ■-■ of Fig. 6. The sectional view, FIG. 9, is similar to FIG. 8, which shows still another embodiment of this invention. DESCRIPTION OF SYMBOLS 11... Tool body, 12... Drill, 13... Through hole, 16... Chip seat, 17... Throw-away tip, 18... Tightening bolt (installation member), 24.
26...Tighten with bolts. Figure 6 #zu ZU,'6tr ■匪

Claims

[Scope of utility model registration request]

A tip seat for attaching a throw-away tip for chamfering is provided at the tip of the tool body having a through hole into which the drill is loosely inserted, and a tip seat for attaching a throw-away tip for chamfering is provided at the tip end where the through hole opens, and the tool body has a tip seat for attaching a throw-away tip for chamfering. A chamfering tool for a drill, characterized in that a tightening bolt for fixing the drill to the tool body and a mounting member for mounting the indexable tip on the tip seat are attached.