Patent ID: 6826944
Filing Date: 2004-12-07
Classification: B21D

Abstract:
A transfer device, comprising:at least one gripper for gripping and lifting at least one workpiece, a close drive for moving the gripper sideways, which is constantly and exclusively in an articulated manner in engagement with a first element to be moved, and a lift drive independent from the close drive for lifting the gripper, with both drives being fastened in a stationary manner, and a controller, characterized in that the lift drive is constantly and exclusively in an articulated manner in engagement with a second element to be moved, wherein the second element moves sideways with the first element and is vertically movable relative to the first element, and at least one of the two drives is path-controlled during the movement caused by the respective other drive in such a way, that the element moved by the one drive remains stationary in the direction of movement of said one drive relative to the surroundings.