why when printing, the printer sudden stop

why when printing, the printer sudden stop

For a variety of reasons, the sudden stop in the printing process, this situation has become stuffy car, stuffy car will cause fatal risk to the printing press, why will this stuffy car situation? The main reasons are: one is the gap is not adjusted, including lost paper and paper board, between the feeding roller and feed roller mechanical double sheet of controller. The height adjustment of the front platen of the paper feeding tray is not suitable. Generally, the thickness of the 3 sheets of printing paper is the thickness of the paper. Or ultrasonic double controller and swing rod mechanism failure, resulting in more than one Zhang duo. Two is the paper adhesion, so that a few pieces of paper at the same time suck for conveying, because the printing ink layer is too thick or paper deformation. Three is the stuffy car accident, printing machine in normal operation, if the paper before the arrival is early, late, skew, chipping, curling, out of paper, photoelectric detection gauge immediately ordered to stop swinging, to prevent the paper into the drum. At the same time, the swing gripper teeth do not out of paper machine, reducer, roller, pressure from a version of roller lift water roller, roller swing stop. www.chinacartonmachine.com