Clamping and fixing device of motor iron core press

The utility model relates to the technical field of press machines, and discloses a clamping and fixing device of a motor iron core press machine, which comprises a working plate, the inner wall of the working plate is fixedly connected with a rectangular plate, the upper surface of the rectangular plate is provided with a plurality of same circular through holes, the inside of each circular through hole is clamped with a clamping block, and the clamping block is fixedly connected with the working plate. The bottom face of the working plate is fixedly connected with a frame plate, the bottom face of the frame plate is fixedly connected with a fixing frame, the inner wall of the fixing frame is fixedly connected with an air extracting pump, the input end of the air extracting pump fixedly communicates with an air extracting pipe, the top end of the air extracting pipe sequentially penetrates through the fixing frame and the frame plate and extends into the frame plate, and the output end of the air extracting