JPH0329334U

JPH0329334U -

Info

Publication number: JPH0329334U
Application number: JP10053389U
Authority: JP
Priority date: 1989-03-17
Filing date: 1989-08-30
Publication date: 1991-03-22
Anticipated expiration: 2004-08-30
Also published as: JPH0745323Y2

Description

[Brief explanation of drawings]

第１図は本考案に係るオフセツト印刷機の版胴
の平面図、第２図は第１図の線の沿う拡大断面
図、第３図は第２図のＡ部拡大図、第４図は押え
プレート２１の一部平面図、第５図は第４図の側
断面図、第６図は第１図の線に沿う断面図、第
７図は第１図の〜線に沿う断面図、第８図は
第１図の線に沿う断面図、第９図は従来の紙版
取付プレートの斜視図、第１０図は紙版取付プレ
ートを版胴に装着した図である。１…版胴、２…切欠部、３，４…版万力装置、
１２，１３…クランププレート、２０…刷版、２
１…押えプレート、２２…ボルト、２３…基準ピ
ン、２４…凹溝。 Fig. 1 is a plan view of the plate cylinder of an offset printing press according to the present invention, Fig. 2 is an enlarged cross-sectional view along the line of Fig. 1, Fig. 3 is an enlarged view of section A in Fig. 2, and Fig. 4 is an enlarged sectional view along the line of Fig. 1. A partial plan view of the holding plate 21, FIG. 5 is a side sectional view of FIG. 4, FIG. 6 is a sectional view taken along the line of FIG. 1, and FIG. 7 is a sectional view taken along the line of FIG. 8 is a sectional view taken along the line of FIG. 1, FIG. 9 is a perspective view of a conventional paper plate mounting plate, and FIG. 10 is a view of the paper plate mounting plate mounted on a plate cylinder. 1... Plate cylinder, 2... Notch, 3, 4... Plate vise device,
12, 13...clamp plate, 20...printing plate, 2
1... Presser plate, 22... Bolt, 23... Reference pin, 24... Concave groove.

Claims

[Scope of utility model registration request]

In a printing plate positioning device of a printing press, a plate vise device is housed in a notch formed along the longitudinal direction of the plate cylinder, and a clamp plate for clamping the printing plate is provided at the upper end of the plate vise device. A presser plate that presses the edge of the printing plate on the upper surface of the clamp plate of the side plate vise device, a reference pin for plate positioning that fits into the reference hole of the printing plate on the lower surface of the presser plate, and a reference pin of the clamp plate at a position opposite to the reference pin. 1. A printing plate mounting device for a printing press, characterized in that a recessed groove into which a reference pin can be inserted is provided, and the reference pin is formed to be inclined to become lower toward the gripping side of the printing plate.