Clamp for low-speed wire feeding machining of magnetic steel support

The utility model belongs to the field of machining, and particularly relates to a clamp for machining a magnetic steel support in a low-speed wire feeding mode. The fixture for the low-speed wire machining of the magnetic steel support comprises a base, a pressing plate, a positioning pin and an internal hexagonal round column head screw, the base comprises a base and a boss which are integrated, a through positioning hole is formed in the axis and is a stepped hole, the diameter of the stepped hole in the upper portion is larger than that of the stepped hole in the lower portion, and an alignment face is arranged on the side face of the base. The upper end face of the boss is provided with a base pin hole and a plurality of threaded holes. The pressing plate is provided with a pressing plate pin hole corresponding to the base pin hole, an unthreaded hole corresponding to the threaded hole and a pressing plate threading hole; parts are placed in the positioning holes, the positioning pins are installed in th