Patent ID: 7779664
Filing Date: 2010-08-24
Classification: B21D

Abstract:
1. Device ( 1 ) for stepped displacement of work pieces within a press ( 2 ), comprising at least one gripper rail ( 4 ), which is movable back and forth in a feed direction for feed and return motions, which has a gripper part for engaging work pieces, and which is movable for engaging the work pieces and for movements in the feed direction and then back into an original position, wherein at least two levers ( 5 ) that are pivotable are attached to the gripper rail ( 4 ), the two levers ( 5 ) are hinged to the gripper rail ( 4 ) so that they can pivot, and sliding parts ( 6 ) are located at ends of the two levers ( 5 ) facing away from the gripper rail ( 4 ), the ends of the two levers are pivotably attached to the sliding parts ( 6 ) and the sliding parts are movable towards each other or away from each other parallel to a direction of an extent of the gripper rail ( 4 ), and a spacing of the sliding parts ( 6 ) is changeable for movements of the gripper rail ( 4 ) in directions perpendicular to a longitudinal extent of the gripper rail ( 4 ), and the gripper rail ( 4 ) is driven positively perpendicular to a direction of the longitudinal extent thereof.