JPS63174919U

JPS63174919U -

Info

Publication number: JPS63174919U
Application number: JP6412687U
Authority: JP
Priority date: 1987-04-30
Filing date: 1987-04-30
Publication date: 1988-11-14
Anticipated expiration: 2002-04-30
Also published as: JPH069699Y2

Description

[Brief explanation of the drawing]

第１図は本考案の一実施例の平面図、第２図は
第１図の―断面矢視図、第３図は第１図の環
状ベルトの拡大平面図、第４図は第３図の立面部
、第５図は第４図の―断面矢視図、第６図は
エンコーダ設置の別実施例図、第７図は従来のバ
ツクゲージを説明するプレスブレーキの斜視図、
第８図は従来の防塵装置のないままの開口部を示
した斜視図、第９図も従来の不完全な開口部防塵
装置の断面図。１……バツクゲージ、５……ブラケツト、１５
……移動位置決め部材、１９……水平部、２１…
…垂直部、２３……第２水平部、２７……上面カ
バー、２９……下面カバー、４１……開口溝部、
４３……環状ベルト、４７……プーリ。 Fig. 1 is a plan view of an embodiment of the present invention, Fig. 2 is a cross-sectional view along the arrow - in Fig. 1, Fig. 3 is an enlarged plan view of the annular belt in Fig. 1, and Fig. 4 is a plan view of the annular belt shown in Fig. 3. FIG. 5 is a cross-sectional view taken along the arrow in FIG.
FIG. 8 is a perspective view showing an opening without a conventional dustproof device, and FIG. 9 is also a sectional view of the conventional incomplete opening dustproof device. 1... Back gauge, 5... Bracket, 15
...Movement positioning member, 19...Horizontal part, 21...
... Vertical part, 23 ... Second horizontal part, 27 ... Top cover, 29 ... Bottom cover, 41 ... Opening groove part,
43...Annular belt, 47...Pulley.

Claims

[Scope of utility model registration request]

It involves a back gauge that positions the trailing edge of a workpiece inserted on the lower tool of a press machine by abutting against it, and the back gauge is positioned close to the machining center line of the lower tool on a horizontal bracket attached to the support of the lower tool. - A Z-shaped plate-like arm consisting of a horizontal part, a vertical part, and a second horizontal part is provided to protrude from both wings parallel to the processing center line from a releasable movable positioning member, and the vertical part of the plate-like arm is An upper surface cover and a lower surface cover are provided which are supported by the bracket, leaving an opening groove for passage, and an annular belt covering the groove between the upper and lower surface covers is fixed at both ends to the front and rear surfaces of the vertical section, and the annular belt A dustproof device for a back gauge of a press machine, characterized in that the movable positioning member is provided so as to be freely circulatively movable via pulleys provided at both ends of the stroke distance of the movable positioning member.