JPS58106104U

JPS58106104U - Machine tool work support device

Info

Publication number: JPS58106104U
Application number: JP188482U
Authority: JP
Inventors: 竹内　安孝
Original assignee: 日産自動車株式会社
Priority date: 1982-01-11
Filing date: 1982-01-11
Publication date: 1983-07-19
Also published as: JPS6210022Y2

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−は従来のパワーチャックの構成を示す断面−１
第２図は第１図の右側面図、第３図はこの考案における
ワーク支持装置の一実施例を示す破断説明図、第４図は
第３図の全断面図、第５図は第４図の右側面一である。１０・・・本体、１−１・・・ヘッドセンター、１２・
・・ドローチューブ、１５・・・ドライブピン、２０・
・・テールセンター、Ｗ・・・ワーク、Ｗｌ・・・突部
。Figure 1 is a cross section showing the configuration of a conventional power chuck.
2 is a right side view of FIG. 1, FIG. 3 is a cutaway explanatory view showing one embodiment of the workpiece support device in this invention, FIG. 4 is a full sectional view of FIG. 3, and FIG. This is the right side of the figure. 10...Main body, 1-1...Head center, 12.
・・Draw tube, 15・・Drive pin, 20・
...Tail center, W...Work, Wl...Protrusion.

Claims

[Scope of utility model registration request]

, A main body attached to the spindle of a machine tool in a workpiece support device that performs desired processing by supporting and rotating both ends of a workpiece having an asymmetrical protrusion on a part of its outer circumference at a head center and a tail center. a draw tube provided at the rear end of the main body and reciprocated relative to the main body by a predetermined driving means; and a draw tube provided at the center of the main body and rotated in response to the reciprocating movement of the draw tube. a head center that surrounds the head center and is arranged parallel to each other in the main body, and a plurality of heads that protrude and retract from one end surface of the main body in accordance with the reciprocating movement of the draw tube. and a drive pin, and when the workpiece is set between the head center and the tail center, the relative rotation between the main body and the workpiece is controlled by pressing the outer periphery of one of the drive pins against the end surface of the workpiece protrusion. A work support device for a machine tool, characterized in that it is configured to prevent the work.