An easy-to-dispose-of gear ring forming mold

By setting a movable first mold core and spring in the injection mold, the toothed ring can be demolded in stages, which solves the problem of stretching or breaking of the ring part during demolding, improves product quality and mold reliability, and reduces manufacturing costs.

CN224426293UActive Publication Date: 2026-06-30JIANGMEN CITY PENGJIANG DISTRICT HAOXUN IND CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
JIANGMEN CITY PENGJIANG DISTRICT HAOXUN IND CO LTD
Filing Date
2025-07-17
Publication Date
2026-06-30

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Abstract

This utility model discloses an easy-to-dispose-of gear ring forming mold, which includes a fixed mold and a moving mold. One of the fixed mold and the moving mold is provided with a gear ring forming structure. The gear ring forming structure includes a first template with a first mounting groove. A first mold core is mounted in the first mounting groove. The first mold core has a first through hole. The inner surface of the first through hole forms the outer surface of the gear ring. A first mold core is provided in the first through hole, forming the inner surface of the gear ring. The first mold core can move along the mold opening and closing direction, so that the outer and inner surfaces of the gear ring are demolded and discharged sequentially. This easy-to-dispose-of gear ring forming mold improves the demolding force and facilitates the demolding of the integral ring portion on the product, enabling the ring portion to form a gear ring.
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