JPS6449318U

JPS6449318U -

Info

Publication number: JPS6449318U
Application number: JP14484187U
Authority: JP
Priority date: 1987-09-22
Filing date: 1987-09-22
Publication date: 1989-03-27

Description

[Brief explanation of drawings]

図面のうち第１図〜第５図は本考案の実施例を
示すもので、第１図はプレスブレーキの要部斜視
図、第２図は上型固定装置の要部縦断面図、第３
図は変形例に係る第１図相当図、第４図は同変形
例に係る上型固定装置の要部側面図、第５図は別
の変形例に係る第２図相当図、第６図は別の変形
例る係る前挟持板の正面図、第７図は第６図―
線断面図、第８図は第６図―線断面図、第
９図は従来装置の第１図相当図である。１……上型取付板、１Ａ……補助取付板、１Ｂ
……後挟持部、３……上型、４……上型固定装置
、７……前挟持板、８……後挟持板、１１・１１
Ａ……油圧シリンダ、１３……ピストンロツド（
連結ロツド）。 Among the drawings, FIGS. 1 to 5 show an embodiment of the present invention, in which FIG. 1 is a perspective view of the main part of the press brake, FIG. 2 is a longitudinal cross-sectional view of the main part of the upper mold fixing device, and FIG.
The figure is a view corresponding to FIG. 1 according to a modification, FIG. 4 is a side view of the main part of the upper mold fixing device according to the same modification, FIG. 5 is a view equivalent to FIG. 2 according to another modification, and FIG. 7 is a front view of the front clamping plate according to another modification, and FIG.
8 is a cross-sectional view taken along a line taken from FIG. 6, and FIG. 9 is a view corresponding to FIG. 1 of the conventional device. 1...Upper mounting plate, 1A...Auxiliary mounting plate, 1B
...Rear clamping part, 3... Upper die, 4... Upper die fixing device, 7... Front clamping plate, 8... Rear clamping plate, 11.11
A... Hydraulic cylinder, 13... Piston rod (
connection rod).

Claims

[Scope of Claim for Utility Model Registration] In an upper mold fixing device for a press brake that clamps and fixes the upper end of the upper mold between opposing clamping members provided at the lower end of the upper mold mounting plate, the lower end of the upper mold mounting plate A connecting rod connecting both clamping members is inserted through the clamping member, a hydraulic cylinder is provided in one clamping member, and the hydraulic cylinder is configured to clamp drive both clamping members toward each other via the connecting rod. An upper mold fixing device for a press brake, which is characterized by: