Machining device for repairing brake hub of anchor cable machine on site

The utility model relates to the technical field of ship mechanical repair, in particular to a machining device for repairing an anchor cable machine brake hub on site, which comprises a base, a transition plate, a leveling piece and a knife rest assembly, the base comprises a support frame and a support platform, and the support platform is positioned at the top end of the support frame; the leveling piece is arranged on the supporting platform and rotationally connected to the supporting platform, and one end of the leveling piece abuts against the transition plate; and the knife rest assembly is fixed on the transition plate. During use, the tool rest assembly is transferred to a ship to be connected with the transition plate, then the support is welded to a ship deck, the tool rest assembly and the transition plate are installed on the supporting platform of the base, then measurement is conducted through the measuring tool, the tool rest assembly on the upper portion is adjusted to be in a horizontal sta