Method for manufacturing a seal, stripping device and manufacturing device

By raising the upper mold and inserting a pin during mold separation, the problem of seals being difficult to remove from the mold is solved, achieving an efficient demolding process that is applicable to various sealing materials.

CN122161700APending Publication Date: 2026-06-05NIPPON VALQUA IND LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
NIPPON VALQUA IND LTD
Filing Date
2024-11-06
Publication Date
2026-06-05

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Abstract

The present disclosure relates to a method of manufacturing a seal, the method of manufacturing a seal including a demolding process of unmounting a seal from a mold, the mold including an upper mold and a lower mold, the upper mold having a through-hole, in the demolding process, a pin is inserted into the through-hole while the upper mold is raised when the upper mold is separated from the lower mold, thereby unmounting the seal from the upper mold. According to the present disclosure, a method of manufacturing a seal, a demolding device, and a manufacturing device in which the seal is easily unmounted from the mold in the demolding process are provided.
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