Leakage-proof plastic toy injection mold

By introducing a servo motor-driven screw system and a cooling tank coil structure into the injection mold, the problems of automatic demolding and rapid cooling of the injection mold are solved, improving production efficiency and safety.

CN224334882UActive Publication Date: 2026-06-09北流高达玩具有限公司
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Patent Information

Application Number
CN202521152627.9
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-06-06
Publication Date
2026-06-09
Estimated Expiration
2035-06-06

AI Technical Summary

Technical Problem

Existing injection molds lack automatic demolding functions, requiring manual demolding after production, and the lack of cooling structures results in low production efficiency.

Method used

A leak-proof plastic toy injection mold was designed, which uses a servo motor driven screw system to achieve automatic demolding, and a cooling tank and coil are set in the mold for rapid cooling, and a water pump is used to circulate cooling water for cooling.

Benefits of technology

It achieves automated demolding, improving production efficiency, and shortens cooling time through a rapid cooling structure, thereby improving overall processing efficiency and safety.

✦ Generated by Eureka AI based on patent content.
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Abstract

The utility model discloses an anti-leakage plastic toy injection mold which comprises a base, a sliding groove is formed in the upper side of the base, a movable mold is connected in the sliding groove in a sliding mode, a fixed mold is fixedly connected to the right end of the sliding groove, a servo motor is fixedly connected to the left end of the base, and a screw rod is fixedly connected to the output end of the servo motor. The screw rod is located in the sliding groove and is in threaded connection with the movable mold, and the left end of the other end of the screw rod is connected with the base; a forming groove is formed in the side, close to the fixed mold, of the movable mold, a clamping groove is formed in the portion, located on the outer side of the forming groove, of the movable mold, a cooling groove is formed in the portion, located on the outer side of the clamping groove, of the movable mold, a coil pipe is arranged in the cooling groove, and a water inlet and a water outlet in the coil pipe are both located in the front side of the movable mold. The base located on the left side of the movable mold is fixedly connected with an ejector rod, the whole ejector rod is in an L shape, and the end, located in the forming groove, of the ejector rod is fixedly connected with a transverse plate. Through the structure, the toy is convenient to demould, and meanwhile, the working efficiency is greatly improved.
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