JPH0176232U

JPH0176232U -

Info

Publication number: JPH0176232U
Application number: JP1987172944U
Authority: JP
Priority date: 1987-11-12
Filing date: 1987-11-12
Publication date: 1989-05-23

Description

[Brief explanation of the drawing]

第１図〜第３図は本考案による実施例を示し、
第１図はその縦断側面図、第２図は平面図、第３
図は正面図である。第４図及び第５図は従来装置
を示し、第４図は縦断側面図、第５図は第４図の
―断面図である。４１……版胴、４２……下歯、４３……上歯、
４４……版、４５……バネ、４６……上歯開閉カ
ム、５０……版張りカム、５２……ピストン。 1 to 3 show an embodiment according to the present invention,
Figure 1 is a vertical side view, Figure 2 is a plan view, and Figure 3 is a vertical side view.
The figure is a front view. 4 and 5 show a conventional device, with FIG. 4 being a longitudinal sectional side view and FIG. 5 being a cross-sectional view taken from FIG. 4. 41... plate cylinder, 42... lower teeth, 43... upper teeth,
44... plate, 45... spring, 46... upper tooth opening/closing cam, 50... plate tensioning cam, 52... piston.

Claims

[Scope of utility model registration request]

two lower teeth slidably provided along the longitudinal direction of the plate cylinder; a means for moving the two lower teeth toward or away from each other in the longitudinal direction of the plate cylinder; an upper tooth that is movably attached and engages the edge of the plate between the lower tooth; a piston that is slidably provided on the lower tooth in a direction perpendicular to the longitudinal direction of the plate cylinder; and the piston and the upper tooth. a compression spring that is interposed between the upper teeth and urges the upper teeth to bite the plate end; and a cam that deflects the compression spring via the piston.
A plate clamping device for a sheet-fed printing press, comprising a cam that acts on the upper tooth and swings it against the compression spring.