CN115122544A - Cold and hot switched systems of mould - Google Patents
Cold and hot switched systems of mould Download PDFInfo
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- CN115122544A CN115122544A CN202110325570.8A CN202110325570A CN115122544A CN 115122544 A CN115122544 A CN 115122544A CN 202110325570 A CN202110325570 A CN 202110325570A CN 115122544 A CN115122544 A CN 115122544A
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- oil
- pipeline
- oil outlet
- mold
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/02—Moulds or cores; Details thereof or accessories therefor with incorporated heating or cooling means
- B29C33/04—Moulds or cores; Details thereof or accessories therefor with incorporated heating or cooling means using liquids, gas or steam
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention provides a cold and hot switching system of a mould, which comprises: the temperature adjusting pipeline is arranged in the mould in a penetrating mode; the temperature adjusting pipeline is provided with a first oil inlet and a first oil outlet; a heating system having a second oil outlet and a second oil inlet; the second oil outlet is communicated to the first oil inlet, and the second oil inlet is communicated to the first oil outlet; a cooling system having a third oil outlet and a third oil inlet; the third oil outlet is communicated to the first oil inlet, and the third oil inlet is communicated to the first oil outlet. The mold cold and hot switching system has the advantages that the mold cold and hot switching system can keep the temperature of the mold constant for a long time, can quickly switch the temperature of the mold, and has the advantages of a mold temperature controller and temperature conversion.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to the technical field of molds, in particular to a mold cold and hot switching system.
[ background of the invention ]
The temperature control is particularly important in the process of using the plastic mold for molding. At present, the temperature of the plastic mould can be controlled by adopting two modes of mould temperature machine control and temperature conversion control.
The mold temperature controller is adopted to control the temperature of the mold to work for a long time at a single temperature, but the temperature can not be changed rapidly; the temperature of the mold can be controlled by temperature change to realize quick cold and hot switching, but the constant temperature cannot be kept for a long time.
Since the mold temperature control and the temperature change control of the mold have their disadvantages, there is a need for improvement of the prior art.
[ summary of the invention ]
The technical problem to be solved by the invention is as follows: the temperature control device aims to solve the problems that the temperature of a mold temperature controller cannot be rapidly changed, and the temperature of the mold cannot be kept constant for a long time by changing the temperature. The invention provides a cold and hot switching system of a mold to solve the problems.
The technical scheme for solving the technical problem is as follows: a mold hot and cold switching system, comprising:
the temperature adjusting pipeline is arranged in the mould in a penetrating mode; the temperature adjusting pipeline is provided with a first oil inlet and a first oil outlet;
a heating system having a second oil outlet and a second oil inlet; the second oil outlet is communicated to the first oil inlet, and the second oil inlet is communicated to the first oil outlet;
a cooling system having a third oil outlet and a third oil inlet; the third oil outlet is communicated to the first oil inlet, and the third oil inlet is communicated to the first oil outlet;
the heating system is respectively provided with a first switch valve at a position close to the second oil outlet and a position close to the second oil inlet; and a second switch valve is respectively arranged at the position, close to the third oil outlet, of the cooling system and at the position, close to the third oil inlet, of the cooling system.
Preferably, the heating system comprises a first oil temperature machine, a first oil outlet pipeline and a first oil return pipeline; a heater is arranged on the first oil outlet pipeline;
one end of the first oil outlet pipeline is connected to an outlet of the first oil temperature machine, and the other end of the first oil outlet pipeline is the second oil outlet;
one end of the first oil return pipeline is connected to an inlet of the first oil temperature machine, and the other end of the first oil return pipeline is the second oil inlet;
the first oil outlet pipeline and the first oil return pipeline are respectively provided with one first switch valve.
Preferably, the cooling system comprises a second oil temperature machine, a second oil outlet pipeline and a second oil return pipeline; a cooler is arranged on the second oil outlet pipeline;
one end of the second oil outlet pipeline is connected to an outlet of the second oil temperature machine, and the other end of the second oil outlet pipeline is the third oil outlet;
one end of the second oil return pipeline is connected to an inlet of the second oil temperature machine, and the other end of the second oil return pipeline is the third oil inlet;
the second oil outlet pipeline and the second oil return pipeline are respectively provided with one second switch valve.
Preferably, the device further comprises a first communication pipeline and a second communication pipeline; a third switch valve is arranged on the first communicating pipeline, and a fourth switch valve is arranged on the second communicating pipeline;
the first communication pipeline is used for communicating the first oil outlet pipeline with the first oil return pipeline; on the first oil outlet pipeline, the connection position of the first communication pipeline and the first oil outlet pipeline is positioned between the heater and the first switch valve; on the first oil return line, the first switching valve is closer to the second oil inlet than to a connection of the first communication line and the first oil return line;
the second communicating pipeline communicates the second oil outlet pipeline with the second oil return pipeline; on the second oil outlet pipeline, the connection position of the second communication pipeline and the second oil outlet pipeline is positioned between the cooler and the second switch valve; on the second oil return pipeline, the second switch valve is closer to the third oil inlet relative to the joint of the second communication pipeline and the second oil return pipeline.
Preferably, the heating device further comprises a heat exchanger, and the heat exchanger comprises the heater and the cooler.
Preferably, the mold comprises a male mold and a female mold, and the temperature adjusting pipeline passes through the male mold and the female mold.
The mold cold and hot switching system has the advantages that the mold cold and hot switching system can keep the temperature of the mold constant for a long time, can also rapidly switch the temperature of the mold, and has the advantages of a mold temperature controller and temperature conversion.
[ description of the drawings ]
FIG. 1 is a schematic diagram of a mold hot and cold switching system according to the present invention.
FIG. 2 is another schematic diagram of a mold hot and cold switching system of the present invention.
[ detailed description ] A
To further illustrate the technical means and effects of the present invention, the following detailed description is given with reference to the embodiments of the present invention and the accompanying drawings.
Referring to fig. 1 and 2, fig. 1 is a schematic diagram illustrating a mold hot and cold switching system according to the present invention. FIG. 2 is another schematic diagram of a mold cooling/heating switching system according to the present invention.
Referring to fig. 1, the present invention provides a mold hot and cold switching system, including:
temperature adjusting pipeline 1 and mould 2, temperature adjusting pipeline 1 wears to locate in mould 2. The temperature adjusting pipeline 1 is provided with a first oil inlet and a first oil outlet.
And the heating system 3 is provided with a second oil outlet and a second oil inlet. The second oil outlet communicates to first oil inlet, and the second oil inlet communicates to first oil-out.
And the cooling system 4 is provided with a third oil outlet and a third oil inlet, and the cooling system 4 is provided with a third oil outlet and a third oil inlet. The third oil outlet is communicated to the first oil inlet, and the third oil inlet is communicated to the first oil outlet.
The heating system 3 is provided with a first switch valve 501 near the second oil outlet and a first switch valve 501 near the second oil inlet. The cooling system 4 is provided with a second on-off valve 502 near the third oil outlet and near the third oil inlet respectively.
When the mold 2 needs to be heated, the two first switch valves 501 are kept open, the two second switch valves 502 are kept closed, at this time, the oil in the pipeline flows into the temperature adjusting pipeline 1 from the heating system 3 after being heated by the heating system 3, then flows out of the temperature adjusting pipeline 1 and then flows back into the heating system 3, and therefore the circulation is achieved, and the effect of heating the mold 2 is achieved.
When the mold 2 needs to be cooled, the two first switch valves 501 are kept closed, the two second switch valves 502 are kept open, and at this time, the oil in the pipeline flows into the temperature adjusting pipeline 1 from the cooling system 4 after being cooled by the cooling system 4, then flows out of the temperature adjusting pipeline 1 and then flows back into the cooling system 4, so that the oil circulates to achieve the effect of cooling the mold 2.
The first switching valve 501 and the second switching valve 502 may be solenoid valves, which can be switched automatically and quickly, but the present invention is not limited thereto.
The mold cold and hot switching system can keep the temperature of the mold 2 constant for a long time, can rapidly switch the temperature of the mold 2, and has the advantages of a mold temperature controller and temperature conversion.
Specifically, the heating system 3 includes a first oil temperature machine 301, a first oil outlet line 302, and a first oil return line 303. The first oil outlet pipe 302 is provided with a heater 3021.
One end of the first oil outlet pipeline 302 is connected to an outlet of the first oil temperature machine 301, and the other end of the first oil outlet pipeline 302 is a second oil outlet. One end of the first oil return pipeline 303 is connected to an inlet of the first oil temperature machine 301, and the other end of the first oil return pipeline 303 is a second oil inlet. The first outlet line 302 and the first return line 303 are each provided with a first on-off valve 501.
Specifically, the cooling system 4 includes a second oil temperature machine 401, a second oil outlet pipe 402, and a second oil return pipe 403. A cooler 4021 is provided in the second oil outlet pipe 402. One end of the second oil outlet pipeline 402 is connected to an outlet of the second oil temperature machine 401, and the other end of the second oil outlet pipeline 402 is a third oil outlet. One end of the second oil return pipeline 403 is connected to an inlet of the second oil temperature machine 401, and the other end of the second oil return pipeline 403 is a third oil inlet. A second on-off valve 502 is provided on each of the second outlet line 402 and the second return line 403.
Specifically, referring to fig. 2, the mold cooling/heating switching system further includes a first communication pipe 304 and a second communication pipe 404. The first communicating pipe 304 is provided with a third on/off valve 503, and the second communicating pipe 404 is provided with a fourth on/off valve 504.
The first communication line 304 communicates the first oil outlet line 302 and the first oil return line 303. On the first oil outlet pipe 302, a connection of the first communication pipe 304 and the first oil outlet pipe 302 is located between the heater 3021 and the first switching valve 501; on the first oil return line 303, the first switching valve 501 is closer to the second oil inlet with respect to the connection of the first communication line 304 and the first oil return line 303.
A second communication line 404 communicates the second oil outlet line 402 and the second oil return line 403. On the second oil outlet pipe 402, a connection point of the second communication pipe 404 and the second oil outlet pipe 402 is located between the cooler 4021 and the second on-off valve 502; on the second return line 403, the second on-off valve 502 is closer to the third oil inlet than the connection of the second communication line 404 and the second return line 403.
When the mold 2 needs to be heated, the two first switch valves 501 are kept open, the two second switch valves 502 are kept closed, and meanwhile, the fourth switch valve 504 is kept open, so that the oil in the pipeline can flow out of the second oil temperature machine 401 and then flows back into the second oil temperature machine 401, the second oil temperature machine 401 can be kept open when the mold 2 is heated, frequent starting and stopping of the second oil temperature machine 401 are avoided, and equipment faults are reduced.
When the mold 2 needs to be cooled, the two second switch valves 502 are kept open, the two first switch valves 501 are kept closed, and meanwhile the third switch valve 503 is kept open, so that the oil in the pipeline can flow out of the first oil temperature machine 301 and then flows back into the first oil temperature machine 301, and thus the first oil temperature machine 301 can be kept open when the mold 2 is cooled, frequent starting and stopping of the first oil temperature machine 301 are avoided, and equipment faults are reduced.
The third switching valve 503 and the fourth switching valve 504 may be solenoid valves, which can be switched automatically and quickly, but the present invention is not limited thereto.
Specifically, the mold cooling/heating switching system further includes a heat exchanger including a heater 3021 and a cooler 4021.
Specifically, referring to fig. 2, the mold 2 includes a male mold 201 and a female mold 202, and the temperature adjusting pipeline 1 passes through the male mold 201 and the female mold 202.
It should be noted that the present invention is not limited to the above embodiments, and any simple modification, equivalent change and modification made to the above embodiments by those skilled in the art based on the technical solution of the present invention fall within the protection scope of the present invention.
Claims (6)
1. A mold hot and cold switching system, comprising:
the temperature adjusting pipeline penetrates through the mould; the temperature adjusting pipeline is provided with a first oil inlet and a first oil outlet;
a heating system having a second oil outlet and a second oil inlet; the second oil outlet is communicated to the first oil inlet, and the second oil inlet is communicated to the first oil outlet;
a cooling system having a third oil outlet and a third oil inlet; the third oil outlet is communicated to the first oil inlet, and the third oil inlet is communicated to the first oil outlet;
the heating system is respectively provided with a first switch valve at a position close to the second oil outlet and a position close to the second oil inlet; and a second switch valve is respectively arranged at the position, close to the third oil outlet, of the cooling system and at the position, close to the third oil inlet, of the cooling system.
2. The mold hot and cold switching system of claim 1, wherein:
the heating system comprises a first oil temperature machine, a first oil outlet pipeline and a first oil return pipeline; a heater is arranged on the first oil outlet pipeline;
one end of the first oil outlet pipeline is connected to an outlet of the first oil temperature machine, and the other end of the first oil outlet pipeline is the second oil outlet;
one end of the first oil return pipeline is connected to an inlet of the first oil temperature machine, and the other end of the first oil return pipeline is the second oil inlet;
the first oil outlet pipeline and the first oil return pipeline are respectively provided with one first switch valve.
3. A mold hot and cold switching system as claimed in claim 2, wherein:
the cooling system comprises a second oil temperature machine, a second oil outlet pipeline and a second oil return pipeline; a cooler is arranged on the second oil outlet pipeline;
one end of the second oil outlet pipeline is connected to an outlet of the second oil temperature machine, and the other end of the second oil outlet pipeline is the third oil outlet;
one end of the second oil return pipeline is connected to an inlet of the second oil temperature machine, and the other end of the second oil return pipeline is the third oil inlet;
the second oil outlet pipeline and the second oil return pipeline are respectively provided with one second switch valve.
4. A mold hot and cold switching system as claimed in claim 3, wherein:
the device also comprises a first communicating pipeline and a second communicating pipeline; a third switch valve is arranged on the first communicating pipeline, and a fourth switch valve is arranged on the second communicating pipeline;
the first communication pipeline is used for communicating the first oil outlet pipeline with the first oil return pipeline; on the first oil outlet pipeline, the connection position of the first communication pipeline and the first oil outlet pipeline is positioned between the heater and the first switch valve; on the first oil return line, the first switch valve is closer to the second oil inlet relative to the connection of the first communication line and the first oil return line;
the second communication pipeline is used for communicating the second oil outlet pipeline with the second oil return pipeline; on the second oil outlet pipeline, the connection position of the second communication pipeline and the second oil outlet pipeline is positioned between the cooler and the second switch valve; on the second oil return pipeline, the second switch valve is closer to the third oil inlet relative to the joint of the second communication pipeline and the second oil return pipeline.
5. The mold hot and cold switching system of claim 4, wherein:
also included is a heat exchanger comprising the heater and the cooler.
6. The mold cold-hot switching system according to claim 5, wherein:
the mold comprises a male mold and a female mold, and the temperature adjusting pipeline passes through the male mold and the female mold.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110325570.8A CN115122544A (en) | 2021-03-26 | 2021-03-26 | Cold and hot switched systems of mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110325570.8A CN115122544A (en) | 2021-03-26 | 2021-03-26 | Cold and hot switched systems of mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115122544A true CN115122544A (en) | 2022-09-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110325570.8A Pending CN115122544A (en) | 2021-03-26 | 2021-03-26 | Cold and hot switched systems of mould |
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| Country | Link |
|---|---|
| CN (1) | CN115122544A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106020268A (en) * | 2016-06-30 | 2016-10-12 | 苏州奥德机械有限公司 | Quick-cooling quick-heating automatic switching temperature control system with characteristic of secure and precise control |
| CN106079335A (en) * | 2016-08-04 | 2016-11-09 | 江苏文光模具技术有限公司 | The temperature varied cyclical system of a kind of injection mold and temperature varied cyclical method |
| CN208477404U (en) * | 2018-06-13 | 2019-02-05 | 南京欧能机械有限公司 | The efficient switching control machine of quick-cooling and quick-warming automatic safe |
-
2021
- 2021-03-26 CN CN202110325570.8A patent/CN115122544A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106020268A (en) * | 2016-06-30 | 2016-10-12 | 苏州奥德机械有限公司 | Quick-cooling quick-heating automatic switching temperature control system with characteristic of secure and precise control |
| CN106079335A (en) * | 2016-08-04 | 2016-11-09 | 江苏文光模具技术有限公司 | The temperature varied cyclical system of a kind of injection mold and temperature varied cyclical method |
| CN208477404U (en) * | 2018-06-13 | 2019-02-05 | 南京欧能机械有限公司 | The efficient switching control machine of quick-cooling and quick-warming automatic safe |
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