Feed-out tool for metal shaping by machine tool

摘要

The tool has at least two parts (3,7) arranged one inside the other, and arranged to move relative to each other. A drive device (9) is arranged in the tool (1) so as to cause the movement of the tool parts (3,7) relative to each other. The drive device preferably includes an electric motor. It may also include a rotating winding element which cooperates with an axial drive element which is secured against rotation. The rotating winding element may be fixed when viewed in the axial direction. It may be a hollow tube with an inner thread. The axial drive element may have an outer thread with engages with the inner thread of the rotating element.