Tool tensioning device for thermally tensioning tools has a cooling element arranged outside of an electrical conductor for cooling an induction coil

摘要

Tool tensioning device has a cooling element (28) arranged outside of an electrical conductor for cooling an induction coil (20). A cooling medium flows through the cooling element. Preferred Features: The electrical conductor is a foil conductor. The cooling element is arranged around a winding packet of the induction coil. The cooling element is arranged partially radially within the induction coil.