Supporting device of multi-station die, multi-station die and trimming system

The utility model relates to the technical field of dies, in particular to a multi-station die supporting device, a multi-station die and a trimming system. According to the lifting device of the multi-station mold, a first concave part is arranged on a lower mold base; a jacking structure is arranged in the first concave part; the trimming cutter block is arranged on the lower die holder around the first concave part; the supporting block is provided with a positioning structure, the positioning structure is suitable for fixing a workpiece to be machined, the bottom of the supporting block is provided with a second concave part, and the overturning hole is formed in the side wall of the supporting block; the multiple jacking blocks are arranged in the second concave part, and the jacking blocks and the jacking structures are arranged correspondingly; the magnetic part is arranged on the supporting block and is suitable for adsorbing a to-be-machined part; and the lubricating guide plate is arranged on the pe