Printing roller swinging mechanism - has pins in eccentric bushes engaging in roller end supports

摘要

The mechanism swings printing rollers of different diameters in a press handling paper strip etc. The roller (1) has an internal chamber (2) at each end, in which a correspondingly-shaped support (3) engages. There is a bore (4) in the support which contains a pin (5) guided in a bush (6). The bush is in turn mounted in an eccentric (7), and this eccentric can be turned in a bracket (8). The roller can have a trunnion at each end with a bearing, both enclosed by the support.