Injection mold for thin-wall shell part

According to the scheme, the injection mold for the thin-wall shell part comprises a lower mold base, a lower mold groove, an upper mold base and an upper mold groove, a lower mold groove is formed inthe middle of the top end of the lower mold base, rod grooves are formed in the four corners of the top end of the lower mold base, guide rods are inserted into the rod grooves, the top ends of the guide rods are connected with the bottom end of the upper mold base, an upper mold groove is formed in the middle of the bottom end of the upper mold base, and an injection molding hole is formed in the middle of the top end of the upper mold base; block grooves are formed in the left side and the right side of the lower die groove correspondingly, check blocks are arranged in the block grooves, threaded grooves are formed in the left side and the right side of the lower die base correspondingly, and lead screws matched with the threaded grooves are connected into the threaded grooves. Due to the fact that the block gr