JPS60161502U

JPS60161502U - Boring tool

Info

Publication number: JPS60161502U
Application number: JP4966684U
Authority: JP
Inventors: 近松　和春
Original assignee: 日立精工株式会社
Priority date: 1984-04-06
Filing date: 1984-04-06
Publication date: 1985-10-26

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図は本考案中ぐり刃具を装着し、使用するマシニン
グセンタの一例を示す斜視図、第２、図はマシニングセ
ンタの主軸とこれに取り付けられた従来の中ぐり刃具の
使用状態の拡大側面図）第３図ないし第６図は本考案の
一実施例を示すもので１．その第３図は一部破断側面図
、第４図は正面図、第５図は第３図中Ｖ−■線から見た
図、第６図は一部分の拡大縦断側面図である６゛　　９・・・主軸、１０・・・主軸側の固定部材とし
ての主　　・　−軸端面カバー、１１・・・中ぐり刃具
全体、１２・・・中ぐり刃具のボーリングバー、１３・
・・刃、１６・・・ジヨイントの受は具、１７・・・ジ
ヨイント、−１８・・・ジヨイントの差し込み部、２０
・・・冷却液供給用のポート、２１・・・ジヨイント内
に形成された冷却液供給路、２３・・・冷却液用のチャ
ンバ、２４・・・ボーリングバー内に形成された冷却液
供給路、２４′・・・　　　　。冷却液供給路の出口、Ｃ・・・冷却液。(Figure 1 is a perspective view showing an example of a machining center used with the inventive boring tool installed, and Figure 2 is an enlarged side view of the main shaft of the machining center and the conventional boring tool attached to it in use.) 3 to 6 show an embodiment of the present invention.1. Fig. 3 is a partially cutaway side view, Fig. 4 is a front view, Fig. 5 is a view taken from line V-■ in Fig. 3, and Fig. 6 is a partially enlarged longitudinal sectional side view. ...Main shaft, 10...Main as a fixing member on the spindle side - -Shaft end face cover, 11...Entire boring tool, 12...Boring bar of the boring tool, 13.
...Blade, 16...Joint receiver, 17...Joint, -18...Joint insertion part, 20
...Port for cooling liquid supply, 21...Cooling liquid supply path formed in the joint, 23...Chamber for cooling liquid, 24...Cooling liquid supply path formed in the boring bar , 24'... Outlet of the coolant supply path, C...Cooling liquid.

Claims

[Scope of utility model registration request]

A joint for supplying cooling liquid is attached to the base of the boring bar, and this joint is connected to a fixing member on the main shaft side, and the joint passes through the inside of the joint and penetrates from the base of the boring bar through the inside to the tip. 1. A boring tool, characterized in that a cooling liquid supply path is formed, and a cooling liquid supply source is connected to a port provided on the joint side of the cooling liquid supply path.