The utility model relates to a stator core turning device which is characterized in that a support beam is included. A non joint steel wire rope is arranged on the support beam and a sling body, the sling body is arranged on the support beam and is arranged on four clamped rings of a stator core, the support beam is arranged above a square box, a pad plate and a support block are connected with the sling body, as well as a fixation screw rod is arranged between two clamped rings in the middle of the stator core. The device has the advantages of simple structure, convenient operation, stable sling and turning, safety and reliability, as well as can be used for the slinging and the turning of an inner stator of an internal-external stator structure of various turbogenerators.