a main drive for a pair of welding tongs for the positioning of the limbs or can be used as a secondary drive for setting of a stopping position of the pair of welding tongs application_number US 50375605 A description fig1 shows a schematic diagram of the drive device 1 for welding tongs 4 according to the invention with a respective control the welding tongs 4 comprise two double armed levers 2 3 respective welding electrodes 5 are arranged on an end of each lever designated as welding lever end 6 7 the drive device 1 according to the invention is arranged between the adjusting lever ends 8 9 opposing the welding lever ends 6 7 in fig1 in the view with the drawn through lines the levers 2 3 are in their standby position and in the dotted view the levers are in their welding position in the welding position 10 an electrode power is exerted via the welding electrodes 5 onto a workpiece 22 for instance to press two sheets against each other forming the workpiece for subsequently being welded the two levers 2 3 of the welding tongs 4 are connected to a welding control this welding control supplies power to the levers and thus to the welding electrodes 5 during the welding process the drive device 1 is connected with a motor control 61 by this motor control the drive device 1 is controlled for pivoting the levers 2 3 between the welding position 10 and the standby position 11 at this point it must.