JPH0314020U

JPH0314020U -

Info

Publication number: JPH0314020U
Application number: JP7045289U
Authority: JP
Priority date: 1989-06-16
Filing date: 1989-06-16
Publication date: 1991-02-13
Anticipated expiration: 2004-06-16
Also published as: JPH0735624Y2

Description

[Brief explanation of drawings]

第１図は本考案の一実施例を示す概略的な平面
図、第２図は第１図の拡大平断面図、第３図は第
２図の要部拡大図、第４図は第３図のＡ〜線に沿
う断面図、第５図は第４図のＢ〜線に沿う断面図
、第６図、第７図は作用説明図である。１，１′……端部フイードバー、２……中間部
フイードバー、３……フイードバーサポート、４
ａ，４ｂ……接合面、５……Ｌ形片、７……ロツ
ク棒嵌合孔、７ａ……凹部、８……シリンダ装置
、９……ヘツド、１０……ロツク棒、１１……前
進押上げ面、１２……下方突起部、１３……後退
押下げ面、１４……係合片、１５……ヘツド、１
６ａ，１６ｂ……接合面、１７……ロツク孔、１
７ａ……凹部、１８……ロツク棒受け面、１９…
…受け部。 Fig. 1 is a schematic plan view showing one embodiment of the present invention, Fig. 2 is an enlarged plan sectional view of Fig. 1, Fig. 3 is an enlarged view of the main part of Fig. 5 is a sectional view taken along line B in FIG. 4, and FIGS. 6 and 7 are action explanatory diagrams. 1, 1'... End feed bar, 2... Middle feed bar, 3... Feed bar support, 4
a, 4b...Joint surface, 5...L-shaped piece, 7...Lock rod fitting hole, 7a...Recess, 8...Cylinder device, 9...Head, 10...Lock rod, 11...Forward Push-up surface, 12...Downward protrusion, 13...Retreat push-down surface, 14...Engagement piece, 15...Head, 1
6a, 16b...Joint surface, 17...Lock hole, 1
7a... recess, 18... lock rod receiving surface, 19...
...Receiving part.

Claims

[Scope of utility model registration request]

In the feed bar attaching/detaching device, one joint surface is provided on the end face of the end feeder bar and is inclined downward toward the side opposite to the intermediate portion feed bar, and a pair of L-shaped pieces are protruded from opposite sides of the one joint surface. , with the tip of the L-shaped piece facing the one joint surface,
The other joining surface is provided with a downward slope on the side of the intermediate feed bar, and the end feed bar is provided with a cylinder device that allows a lock rod to move in and out between the L-shaped pieces from the one joining surface, and on the upper part of the head at the tip of the lock rod, A forward push-up surface that slopes downward toward the intermediate feed bar side is provided, a downward projection is provided at the bottom of the tip of the head, and a backward push-down surface that slopes downward toward the intermediate feed bar is provided at the rear of the downward projection. , a T-shaped engagement piece in a plan view that protrudes toward the end feeder bar is provided at approximately the center in the width direction of the end face of the intermediate feed bar, and the above-mentioned engagement piece is provided on the head end face and rear end face of the end of the engagement piece, respectively. A joint surface that matches the joint surface provided on the end feed bar is provided, a lock hole is provided in the engaging piece into which the head at the tip of the lock rod can be inserted, and a lock hole is provided in the upper part of the lock hole into which the head at the tip of the lock rod can be inserted. A feed bar attaching/detaching device characterized in that a compatible lock rod receiving surface is provided, and a recess is formed in the lower part of the inner part of the lock hole into which the downward protrusion of the head at the tip of the lock rod is inserted.