Precise temperature control injection molding device

By introducing a combination of temperature display, liquid pump and heating components into the injection molding equipment to form a coolant circulation system, the limitations of temperature control are solved, and precise control and rapid cooling of the mold temperature are achieved, thereby improving the quality and production efficiency of injection molded products.

CN224276080UActive Publication Date: 2026-05-26QINGDAO XINYA PLASTICS CO LTD
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Patent Information

Application Number
CN202521251267.8
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-06-18
Publication Date
2026-05-26
Estimated Expiration
2035-06-18

AI Technical Summary

Technical Problem

Existing injection molding equipment has limitations in temperature control, making it difficult to meet the requirements for rapid cooling, which affects the molding quality and mechanical properties of plastic materials.

Method used

A precision temperature-controlled injection molding device was designed, which uses a combination of a temperature display, a liquid pump, a liquid storage tank, a flow control valve and a heating component to form a coolant circulation system, thereby achieving precise control and rapid cooling of the mold temperature.

Benefits of technology

It achieves precise control of the mold temperature, improves the utilization rate of coolant, reduces production costs, and enhances the quality and production efficiency of injection molded products.

✦ Generated by Eureka AI based on patent content.
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Abstract

The utility model discloses a precise temperature control injection molding device which comprises an injection molding machine body, the right side of the top of the injection molding machine body is communicated with a feeding hopper, an injection molding screw rod is movably installed in the injection molding machine body, a movable mold is fixedly installed at the left end of the injection molding screw rod, and a fixed mold is arranged on the left side of the movable mold. And a temperature display is fixedly mounted at the top of the fixed mold. According to the utility model, the temperature display at the top of the fixed mold is connected with the inner cavity temperature sensor, so that the temperature can be accurately displayed in real time, and meanwhile, the liquid pump, the liquid storage tank and the flow control valve are reasonably arranged, so that cooling liquid can be accurately injected into the inner cavity of the fixed mold as required, and the temperature of the fixed mold is accurately regulated and controlled; and in the sealing shell at the bottom of the left end of the injection molding screw rod, the lower heating assembly wraps the injection molding screw rod, the injection molding screw rod can be uniformly heated in all directions in cooperation with the upper heating assembly which is arranged above and distributed in a staggered mode, and it is ensured that the plastic raw materials are always at the proper temperature in the injection molding process.
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