Dimension-adjustable mold for manufacturing universal parts

The utility model relates to the technical field of molds, in particular to a size-adjustable mold for manufacturing universal parts, which comprises a lower mold plate, an upper mold plate is mounted on the surface of the lower mold plate, an adjusting device is arranged on the surface of the lower mold plate, the adjusting device comprises two bearing grooves, the two bearing grooves are both formed in the surface of the lower mold plate, and the upper mold plate is mounted on the upper mold plate. A bearing groove is formed in the lower die plate, a connecting rod is inserted into the inner wall of the bearing groove, the arc face of the connecting rod is slidably sleeved with a blocking frame, the section of the blocking frame is in an L shape, a square plate is fixedly connected to the surface of the blocking frame, a mounting frame is fixedly connected to the surface of the square plate, the section of the mounting frame is in an L shape, and two driving rods are in threaded connection with the interior