Fan hub overhauling tool

The utility model relates to the technical field of fan hub manufacturing, in particular to a fan hub overhauling tool, a mounting opening and a plurality of radial horn mouths are formed in the surface of a hub, the fan hub overhauling tool comprises an overhauling table, a center body is arranged above the overhauling table, a plurality of spherical supports are arranged below the overhauling table, and the center body and the spherical supports are arranged in parallel. The movable end of each spherical support is provided with a first telescopic cylinder. According to the fan hub overhauling tool, the space position of the center body can be adjusted by controlling the first telescopic cylinders to stretch or contract to different degrees, the center body is connected with the hub through the jacking piece, the hub can deviate accordingly, a face needing to be detected or sprayed is moved into a working interval, and the face needing to be detected or sprayed is moved into the working interval. Furthermor