Apparatus for performing screwing operations

摘要

A description is given of an apparatus for performing screwing operations having a freely programmable handling device, to the free shaft of which a screwing spindle is attached, a screwing tool which engages with the head of a screw to be joined, and a compensator element which is arranged between screwing spindle and screwing tool and has lamellae arranged in the manner of bellows according to main application P 3623056.1. The apparatus according to the invention is distinguished in that pulling means are attached to the inside and/or the outside of the compensator element, which pulling means can be actuated via an axially displaceable bearing arrangement, and by means of which the compensator element can be contracted.