Device for processing a workpiece

A device for machining a workpiece comprising a robot, which has an arm;

• wherein the robot holds and moves the workpiece;
• wherein the robot has a drive unit which is suitable for fastening the workpiece in a clamping device;
• wherein the drive unit and at least one gripper are arranged simultaneously on the arm of the robot in order to use the drive unit and the at least one gripper one after the other;
• wherein at least one gripper is arranged laterally to the drive unit;
• and
• wherein the at least one gripper and drive unit are arranged orthogonally to one another;
• wherein the drive unit has two pins, each of the two pins on opposite sides of a screwdriver relative to the other of the two pins, the two pins configured so that the two pins can be aligned flush with two bores on the clamping device;
• or
• two bores are provided in the drive unit wherein the two bores cooperate with two pins in the clamping device;
• wherein the two pins slide into the two bores and hold the drive unit firmly, relative to the clamping device, in order to relieve the stress on the robot arm.