Machine tool motor unit, particularly multi-axle rotating head, motor spindle or rotary table, has electric drive with stator and rotor rotating around rotation axis

摘要

The machine tool motor unit has an electric drive with a stator and a rotor rotating around a rotation axis. A demounting sensor is provided for activating a drive locking device for locking a drive. The drive locking device has an electric switch (3) for breaking the electric energy supply of the drive.