JPS58160710U

JPS58160710U - milling cutlet

Info

Publication number: JPS58160710U
Application number: JP5841882U
Authority: JP
Inventors: 山本　賢士; 田中　修吾
Original assignee: 株式会社東芝
Priority date: 1982-04-23
Filing date: 1982-04-23
Publication date: 1983-10-26

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

Description

[Brief explanation of the drawing]

第１図は従来のミーリングカッタの一例を示す縦断面図
、第２図は本考案のミーリングカッタの一実施例を示す
縦断面図、第３図は本考案のミーリングカッタの他の実
施例を示す縦断面図である。１・・・タービンブレード、２・・・ミーリングカッタ
、３・・・スピンドルヘッド、４・・・締付ボルト、５
・・・回り止めキー、６・・・固定用ボルト、８・・・
シャンク、８ａ・・・インロ一部、９・・・刃部、９ａ
・・・空気抜き用穴、１０・・・回り止みキー、１１・
・・締付ボルト、１２・・・袋ナツト。Fig. 1 is a vertical sectional view showing an example of a conventional milling cutter, Fig. 2 is a longitudinal sectional view showing an embodiment of the milling cutter of the present invention, and Fig. 3 is a longitudinal sectional view showing another embodiment of the milling cutter of the present invention. FIG. 1...Turbine blade, 2...Milling cutter, 3...Spindle head, 4...Tightening bolt, 5
... Detent key, 6... Fixing bolt, 8...
Shank, 8a... Inro part, 9... Blade part, 9a
... Air vent hole, 10... Detent key, 11.
... Tightening bolt, 12... Cap nut.

Claims

[Claims for Utility Model Registration] 1. A shank attached to the spindle head of a milling machine, a blade portion that is configured separately from the shank and is positioned by a portion of the tapered spigot of the shank, and this blade portion is attached to the shank. A milling cutter comprising a fixture that is detachably fixed and prevents rotation. 2. The milling cutter according to claim 1, wherein the fixture comprises a tightening bolt provided between the blade portion and the shank, and a locking key. 3. The milling cutter according to claim 1 or 2, wherein the fixing device includes a cap nut. 4. The milling cutter according to any one of claims 1 to 3 of the utility model registration claim, characterized in that an air vent hole is provided in the center of the blade part.