Installation tool for limiting baffle ring of blade of turbine disc assembly

The invention discloses an installation tool for a limiting baffle ring of a blade of a turbine disc assembly, and the installation tool comprises a supporting seat which is configured to be in a disc shape or a ring shape; the force application pieces are distributed in the circumferential direction of the supporting seat at intervals, are constructed to be movably arranged on the supporting seat in the radial direction of the supporting seat, and comprise convex connecting parts; the driving part can rotate around a rotating center line coaxial with the axis of the supporting seat and comprises a plurality of sliding grooves which surround the rotating center line and are distributed in the circumferential direction, the convex connecting parts of the force applying parts correspond to the sliding grooves in a one-to-one mode, and the convex connecting parts are slidably and rotatably connected with the corresponding sliding grooves in a matched mode; the sliding grooves extend in the radial direction of th