Demolding device for plastic mold

• Main Author: ZOU LONGYUN
• Format: Patent
• Language: Chinese; English
• Published: 04.01.2022
• Subjects: AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING; PERFORMING OPERATIONS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR; SHAPING OR JOINING OF PLASTICS; TRANSPORTING; WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

The invention relates to the field of plastic mold demolding treatment, in particular to a demolding device for a plastic mold. The demolding device comprises a support, a lower mold and an upper mold pressing plate, the lower mold is rotationally mounted in the support, the upper mold pressing plate and the lower mold are arranged in a matched mode, and a portal frame is fixedly mounted at the top of the support; the lower mold is of a hollow groove structure, eight groups of air holes are annularly arrayed in the inner bottom surface of the lower mold at equal intervals, a sealing plate is arranged at the bottom of the lower mold, eight groups of plugging blocks are annularly arrayed on the upper surface of the sealing plate at equal intervals, the plugging blocks are matched with the air holes, six groups of first springs are annularly arrayed between the lower mold and the sealing plate at equal intervals, and two groups of matched electromagnets are arranged in each group of first springs. The lower mold