Locking locking plate locking device

The utility model discloses a locking locking plate locking device, include: the base, the vertical central pull rod that is equipped with rather than threaded connection on the base, the axis of central pull rod and the dead in line of installing the turbine rotor on the base. The excircle facial make -up of center pull rod is equipped with and is used for the guide holder with the location with lock nut fixed connection, slide on the excircle of guide holder and installed the pressure head, the pressure head is connected with many and is used for extrudeing the wedge pole of locking locking plate deformation in order to paste tight recess under the exogenic action, many wedge poles set up with a plurality of recess one -to -ones, it is used for respectively the guide way that goes on leading to many wedge poles to be equipped with many on the guide holder, many guide ways the when guide holder is fixed with lock nut correspond in order to lead to the wedge pole with a plurality of recesses respectively. Sti