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Novel injection molding cooling system

A cooling system and a new type of technology, applied in the field of mold injection, can solve the problems of inability to perform cooling alone, waste of water resources, etc., and achieve the effects of avoiding water temperature damage, saving resources, and flexible process adjustment.

Inactive Publication Date: 2015-03-04
TIANJIN AODENA TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, the existing cooling system is relatively simple. Generally, the injection molding machine, the fixed mold, and the moving mold are cooled together. They cannot be cooled separately. waste

Method used

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  • Novel injection molding cooling system

Examples

Experimental program
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Effect test

Embodiment 1

[0012] The invention is a novel cooling system for injection molding, which includes a cold water conveyor 1, a mold temperature controller 2, a mold inlet and return water circulation device, a regulating valve 5, a water delivery pipe 6, a condenser 7, an injection molding machine inlet and return water circulation device 8, and over-temperature protection 9, filter 10, alarm 11, control display screen 12, the mold inlet and return water circulation device includes the movable mold inlet and outlet water circulator 3 and the fixed mold inlet and outlet water circulator 4, the cold water conveyor 1 passes through the water delivery pipe 6 and the mold temperature controller 2 connection, the mold temperature controller 2 is respectively connected with the injection molding machine inlet and return water circulation device 8, the movable mold inlet and return water circulator 3, the fixed mold inlet and return water circulator 4, the injection molding machine inlet and return wa...

Embodiment 2

[0014] When in use, first input the highest warning temperature through the control display screen 12, and then adjust the switching state of the regulating valve 5, when the injection molding machine enters the return water circulation device 8, the movable mold enters the return water circulator 3, and the fixed mold enters the return water circulator 4. When cooling is required, all the regulating valves 5 are opened, and then the water flows into the mold temperature machine 2 through the water delivery pipe 6. Injection molding machine feed and return water circulation device 8, movable mold feed and return water circulator 3, fixed mold feed and return water circulator 4, cool them down and cool them down, and when the cooling is completed, the water returns to the mold temperature controller 2 again from the water outlet and enters the mold temperature controller At 2 o'clock, it must first be filtered through the filter 10 to prevent the impurities in the water delivery...

Embodiment 3

[0016] When it is not necessary to control the temperature for cooling, the water delivery pipe 6 of the mold temperature controller 2 can be closed, and the water inside the cold water conveyor 1 can be directly delivered to the moving mold inlet and return water circulator 3, the fixed mold inlet and return water circulator 4, and the injection molding machine Into the return water circulation device 8 for cooling operation, then the used water is cooled in the condenser 7, and finally enters the cold water conveyor 1 for use.

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Abstract

The invention provides a novel injection molding cooling system. The novel injection molding cooling system comprises a cold water conveyor, a mold temperature controller, a mold water incoming and returning circulation device, a plurality of adjusting valves, a water conveying pipe, condensers, a water incoming and returning circulation device of an injection molding machine, an over-temperature protection device, a filter, an alarm and a control display screen, wherein the mold water incoming and returning circulation device comprises a movable mold water incoming and returning circulator and a fixed mold water incoming and returning circulator; the cold water conveyor is connected with the mold temperature controller by virtue of the water conveying pipe. According to the novel injection molding cooling system, a plurality of adjusting valves are arranged; one of the injection molding machine, the fixed mould and the movable mould is not required to be cooled, and an operator can switch off the adjusting valve which is used for controlling the water conveying pipe corresponding to the one not required to be cooled; the other two of the injection molding machine, the fixed mould and the movable mould are cooled, so that the resources are saved; the condensers are arranged, so that the water after being used for cooling can be cooled by the condensers and then used for cooling again, so that the resources are saved.

Description

[0001] technical field [0002] The invention relates to the field of mold injection molding, in particular to a novel injection molding cooling system. Background technique [0003] When the molten plastic fills the mold cavity under the pressure of the injection molding machine, it is necessary to wait until the plastic cools and solidifies to a certain hardness before opening the mold and ejecting the plastic part. Therefore, the ability to adjust the temperature of the injection mold not only affects the quality of the plastic part, but also determines the production efficiency. Cooling the operation of the mold is an important step in the injection molding work. In order to ensure product quality, people have invented a cooling system, which is used to cool the mold after injection molding, so as to ensure the quality of the internal product and improve the success rate of the product. However, the existing cooling system is relatively simple. Generally, the injection ...

Claims

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Application Information

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IPC IPC(8): B29C45/73B29C45/78B29C45/84
CPCB29C45/73B29C45/78B29C45/84B29C2945/76531
Inventor 李玉生滑鹏高
Owner TIANJIN AODENA TECH
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