FIELD: printing presses. SUBSTANCE: assembly with rotary bars uses at least one rotary bar communicating with a compressed air source and ends for turning, installed in the first and second carriages, the first carriage for movement and fixing is installed on the first guide, and the second carriage for movement and fixing is installed on the second guide parallel to the first guide; the first and second guides are installed mainly at a right angle in the lateral walls of the bed frame parallel to each other; at least one of the guides is installed on the lateral walls of the bed frame by means of two additional carriages, each of them carries one end of the guide and is installed for movement along the respective, lateral wall of the bed frame by means of a longitudinal wall located on the given lateral wall. EFFECT: improved design. 6 cl, 6 dwg
