ANORDNING FOER POSITIONERING AV PLATTFORMADE AEMNEN UNDER DERAS OEVERFOERING TILL EN BEHANDLINGSMASKIN SAMT SAETT ATT STARTA UPP ANORDNINGEN

摘要

A device which includes a camera arranged above a feed table to simultaneously scan a front edge and a lateral edge of a plate-shaped piece or sheet having a printed area adjacent the edges of the sheet characterized by transmitting an output of the camera to a signal processor and calculating unit to compare the output of the camera to a reference signal to create error signals which are used to operate motors for moving the lateral stops and front stops in accordance with the amount of error signals to correct misalignment of the sheet.