Swinging gripper arrangement for sheet-processing machines, in particular, sheet-fed offset printing presses

摘要

A swinging gripper apparatus for use in a sheet-processing machine, which includes a rocker arm member having a pivotally mounted first end and a second end which is selectively positionable adjacent the cylinder or adjacent the feed table, a cam segment member having two opposing arcuate camming surfaces provided thereon, apparatus for moving the cam segment member closer to or further away from the pivotally mounted first end of the rocker arm member, at least one gripper member pivotally mounted on the second end of the rocker arm member for pivotal movement with respect thereto, a lever arm extending from the at least one gripper member, and a cam follower member mounted on the lever arm, the cam follower member being positioned between the two opposing arcuate surfaces provided on the cam segment member.