Patent ID: 6917413

Claim:
A perforation and image exposure system comprising an image exposure apparatus for exposing an image into a plate, and a punch unit for forming on the plate punched holes for positioning, the perforation and image exposure system forming the plate having the punched holes for positioning and being exposed in the image, wherein the image exposure apparatus comprises: a pair of first positioning pins which are in contact with a front edge of the plate; a first reference pin for defining a lateral position of the plate through contacting with one side edge of the plate contacting the pair of first positioning pins; and image exposure means for exposing the image into the plate subjected to positioning by the pair of first positioning pins and the first reference pin, wherein the punch unit comprises: a pair of second positioning pins which are in contact with the front edge of the plate; a second reference pin for defining a lateral position of the plate through contacting with one side edge of the plate contacting the pair of second positioning pins; and perforation means for forming punched holes for positioning on the plate subjected to positioning by the pair of second positioning pins and the second reference pin, and wherein when the image exposure apparatus and the punch unit perform positioning for the same plate, the image exposure apparatus and the punch unit keep relative positions of three pins of the pair of first positioning pins and the first reference pin and relative positions of three pins of the pair of second positioning pins and the second reference pin at same positions.