A device for assisting the demolding of injection molded products by an injection molding machine

CN224323496UActive Publication Date: 2026-06-05ZHANGJIAGANG POLYRETEC MASCH CO LTD

Patent Information

Authority / Receiving Office: CN · China
Patent Type: Utility models(China)
Current Assignee / Owner: ZHANGJIAGANG POLYRETEC MASCH CO LTD
Filing Date: 2025-05-15
Publication Date: 2026-06-05

AI Technical Summary

Technical Problem

Existing demolding devices are inconvenient to use with linked opening and closing limits, causing injection molded products to fall directly, affecting the convenience of assisted demolding.

Method used

A device comprising a drive base, support plate, stepper motor, lead screw, threaded sleeve, linkage arm, and limiting rope is designed. Through the linkage of cylinder and motor, the support arm is extended and the limiting rope is tightened. In conjunction with the ejector pin mechanism in the mold, the injection molded product is prevented from falling.

Benefits of technology

It achieves convenient linkage opening and closing limit, preventing injection molded products from falling directly, improving the convenience of assisted demolding, and avoiding product impact damage.

✦ Generated by Eureka AI based on patent content.

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Figure CN224323496U_ABST

Patent Text Reader

Abstract

The utility model discloses a kind of devices for assisting injection molding machine injection molding product demolding, including driving seat and support plate, the top end of the driving seat is installed with support plate, the bottom end of the support plate is installed with stepper motor, the central position of support plate top end is installed with sleeve, the top end of the support plate around sleeve is provided with four groups of C-shaped blocks of equal interval, the inside of C-shaped block is provided with support arm, the bottom end of the support arm is provided with movable shaft, and support arm is movably connected with C-shaped block by movable shaft, the output end of the stepper motor is installed with screw rod, and screw rod is movably connected with sleeve, the surface of the screw rod is sleeved with threaded sleeve, and threaded sleeve is threadedly connected with screw rod. The utility model not only realizes the linkage opening and closing limit to prevent injection molding product from falling directly, facilitates injection molding product to be received and demoulded, and improves the convenience of auxiliary demolding.

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