DEVICE FOR STARTING AND STOPPING THE PRINTING OF A RUBBER CYLINDER IN THE PRINTING MECHANISM OF A SHEET OFFSET PRINTING MACHINE.

摘要

A DEVICE FOR PRESSURE APPLICATION OR SEPARATION OF A RUBBER CYLINDER 2 IS PRESENTED IN A PRINTING MECHANISM IN AN OFFSET PRINTING MACHINE, WHERE THE RUBBER CYLINDER 2 IS SUPPORTED ON BOTH SIDES IN THE EXCENTRIC BUSHINGS 4 AND THE MOTION SEPARATION OF THE EXCENTRIC BUSHINGS 4 IS ACHIEVED THROUGH A TAB 13 AND AN ACTUALLY ANCHORED LEVER 14. TWO WORKING CYLINDERS 21.B, 21.C ARRANGED IN A PARALLEL AND DOUBLE ACTING CONNECTION TO A PLUG BAR 23.B, 23.C WITH A CONNECTING ROD 26. THE CONNECTING ROD 26 IS ARTICULATED WITH THE TONGUE 13. THE WORKING CYLINDERS 21.B, 21.C ARE BOTH SIMPLE, AS AT THE SAME TIME PROMOTED WITH AIR PRESSURE, THEREFORE IN THE LAST CASE IS ESPECIALLY GUARANTEES A QUICK SEPARATION OF RUBBER CYLINDERS 2 FROM PRESSURE CYLINDER 3 AND PLATE CYLINDER 1.