Supporting tool for wind power hub bearing seat

The utility model relates to the technical field of wind power hubs, in particular to a supporting tool for a wind power hub bearing seat, which is used for supporting and positioning the bearing seat, a matching hole and a plurality of mounting holes are arranged on the bearing seat, positioning holes are symmetrically arranged on the inner wall of the matching hole, and the supporting tool comprises a supporting base. A supporting part and a positioning part are arranged on the upper plane of the supporting base, the bearing seat is arranged on the positioning part, a rotating support is arranged on the positioning part, a pre-positioning connector is rotatably arranged on the rotating support, a connecting bolt is in threaded connection with the pre-positioning connector, and the connecting bolt is connected into the positioning hole in a matched mode. A plurality of sliding grooves are evenly formed in the positions, located on the supporting portion, of the supporting base, a first supporting piece and a