Mechanical workpiece maintenance clamp of auxiliary guide structure

The utility model relates to the technical field of workpiece maintenance, in particular to a mechanical workpiece maintenance clamp with an auxiliary guide structure, which comprises a clamp base, a rotary base is movably mounted above the clamp base, a guide limiting groove is formed in the rotary base, a fixed plate is fixedly mounted above the rotary base, and a guide plate is fixedly mounted above the fixed plate. A fixed abutting block is movably installed at the front end of the fixed plate, and a first movable plate is movably installed on the left side of the rotating base. And the second moving plate is movably installed on the right side of the rotating base, and an adjusting lead screw is installed in the threaded adjusting hole. The mechanical workpiece maintenance clamp with the auxiliary guide structure is provided with a first movable plate and a second movable plate which can be adjusted to rotate, so that the first movable plate and the second movable plate are conveniently adjusted to desig