CN109109233B - Quick switching pipeline for die temperature control waterway and control method thereof - Google Patents
Quick switching pipeline for die temperature control waterway and control method thereof Download PDFInfo
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- CN109109233B CN109109233B CN201811259015.4A CN201811259015A CN109109233B CN 109109233 B CN109109233 B CN 109109233B CN 201811259015 A CN201811259015 A CN 201811259015A CN 109109233 B CN109109233 B CN 109109233B
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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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Abstract
The application relates to a quick switching pipeline of a die temperature control waterway and a control method thereof, the quick switching pipeline comprises a cooling water tower, cold fluid and hot fluid, one sides of the cooling water tower, the cold fluid and the hot fluid are respectively connected with one end of a water outlet pipe and one end of a water inlet pipe, power output devices are respectively arranged on the water outlet pipes corresponding to the cooling water tower, the cold fluid and the hot fluid, output three-way switching valves are respectively arranged on one ends of the water inlet pipes corresponding to the cooling water tower, the cold fluid and the hot fluid, input three-way switching valves and the cooling water tower are respectively arranged on one ends of the water inlet pipes corresponding to the cooling water tower, the cold fluid and the hot fluid, the cooling water tower, the cold fluid and the hot fluid respectively form a self-circulation loop, the output three-way switching valves are respectively connected with a die cleaning three-way switching valve through a water pipe and a four-way connecting pipe, and the die cleaning three-way switching valve is also respectively connected with external compressed gas and a die through the water pipe and the four-way connecting pipe. The application has simple control, high integration degree and low energy consumption.
Description
Technical Field
The application relates to the field of mold temperature control, in particular to a mold temperature control waterway quick switching pipeline and a control method thereof.
Background
The structure of the existing die temperature control waterway is complex, the use cost is high, and the waterway without self-circulation is used, so that the energy consumption of heating and cooling of the whole die is high.
Disclosure of Invention
The application aims to solve the technical problems of providing a quick switching pipeline of a die temperature control waterway and a control method thereof, wherein all waterway switching and die cleaning are completed by controlling a valve station, so that a cooling water tower can be used for replacing cold fluid for cooling and directly discharging fluid to the cooling water tower when the external temperature reaches a certain temperature, and the fluid is not used for entering a self-circulation mode, thereby reducing energy consumption.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides a quick switching tube way of mould temperature control water route, including cooling tower, cold fluid and hot fluid, one side of cooling tower, cold fluid and hot fluid all be connected with the outlet pipe and link to each other with the one end of inlet tube, cooling tower, cold fluid and the outlet pipe that hot fluid corresponds on all install power take off and install hot fluid output three-way switch valve, cold fluid output three-way switch valve and cooling tower output three-way switch valve respectively, cooling tower, cold fluid and the one end of the inlet tube that hot fluid corresponds install hot fluid input three-way switch valve, cold fluid input three-way switch valve and cooling tower input three-way switch valve respectively, cooling tower, cold fluid and hot fluid form self-circulation loop with the outlet pipe and the inlet tube of connecting between the short water pipe and the inlet tube, hot fluid output three-way switch valve, cold fluid output three-way switch valve and cooling tower output three-way switch valve link to each other with the clear mould three-way switch valve through water pipe and cross connection pipe, clear mould three-way switch valve still connect external compressed gas and mould respectively, hot fluid input three-way switch valve, cold fluid and three-way switch valve and cooling tower input three-way switch valve link to each other with the cooling pipe through connecting pipe and three-way switch valve.
As a supplement to the technical scheme of the application, the hot fluid output three-way switching valve, the cold fluid output three-way switching valve, the cooling water tower output three-way switching valve, the hot fluid input three-way switching valve, the cold fluid input three-way switching valve, the cooling water tower input three-way switching valve and the die cleaning three-way switching valve are three-way ball valves.
Further, the hot fluid output three-way switching valve, the cold fluid output three-way switching valve, the cooling water tower output three-way switching valve, the hot fluid input three-way switching valve, the cold fluid input three-way switching valve, the cooling water tower input three-way switching valve, the mold cleaning three-way switching valve and the four-way connecting pipe are all integrally arranged in the valve station.
A control method for a quick pipeline switching mode temperature control waterway is specifically as follows:
heating a die:
the opening state of the hot fluid output three-way switching valve between the hot fluid and the die is that the inlet is communicated with the lower outlet, and the upper outlet is not communicated; the opening state of the hot fluid input three-way switching valve is that the upper outlet is communicated with the inlet, and the lower outlet is not communicated; the cold fluid output three-way switching valve between the cold fluid and the die is in an opening state that the inlet is communicated with the upper outlet, the lower outlet is not communicated, the cold fluid input three-way switching valve is in an opening state that the lower outlet is communicated with the inlet, and the upper outlet is not communicated; the opening state of the cooling water tower output three-way switching valve between the cooling water tower and the die is that the inlet is communicated with the upper outlet, and the lower outlet is not communicated; the opening state of the three-way switching valve for the input of the cooling water tower is that the lower outlet is communicated with the inlet, and the upper outlet is not communicated; the three-way switching valve for cleaning the mould is opened, wherein the lower outlet is communicated with the inlet, the upper outlet is not communicated, hot fluid is conveyed to the mould by the power output device, heating of the mould is realized, and the cold fluid and the cooling water tower are respectively circulated;
cooling a die:
(I) The water in the cooling water tower is introduced into the mould, specifically, the opening state of the cooling water tower output three-way switching valve between the cooling water tower and the mould is that the inlet is communicated with the lower outlet, the upper outlet is not communicated, the opening state of the cooling water tower input three-way switching valve is that the upper outlet is communicated with the inlet, and the lower outlet is not communicated; the opening state of the hot fluid output three-way switching valve between the hot fluid and the die is that the inlet is communicated with the upper outlet, and the lower outlet is not communicated; the opening state of the hot fluid input three-way switching valve is that the lower outlet is communicated with the inlet, and the upper outlet is not communicated; the cold fluid output three-way switching valve between the cold fluid and the die is opened in such a way that an inlet is communicated with an upper outlet and a lower outlet is not communicated; the cold fluid input three-way switching valve is opened in such a way that a lower outlet is communicated with an inlet and an upper outlet is not communicated; the three-way switching valve for cleaning the mould is opened, wherein the lower outlet is communicated with the inlet, the upper outlet is not communicated, the cooling water tower is conveyed to the mould by the corresponding power output device, and the internal circulation of hot fluid and cold fluid of the mould is realized;
(II) cold fluid flows into the mould, the cold fluid output three-way switching valve between the cold fluid and the mould is opened, wherein the inlet is communicated with the lower outlet, and the upper outlet is not communicated; the cold fluid input three-way switching valve is opened in such a way that an upper outlet is communicated with an inlet, and a lower outlet is not communicated; the opening state of the hot fluid output three-way switching valve between the hot fluid and the mold is an inlet communicated upper outlet, the lower outlet is not communicated, the opening state of the hot fluid input three-way switching valve is a lower outlet communicated inlet, the upper outlet is not communicated, the opening state of the cooling water tower output three-way switching valve between the cooling water tower and the mold is an inlet communicated upper outlet, the lower outlet is not communicated, the opening state of the cooling water tower input three-way switching valve is a lower outlet communicated inlet, the upper outlet is not communicated, the opening state of the mold cleaning three-way switching valve is a lower outlet communicated inlet, the upper outlet is not communicated, and cold fluid is conveyed to the mold by a corresponding power output device, so that the refrigeration of the mold is realized, and the respective internal circulation of the hot fluid and the cooling water tower is realized;
and (3) die cleaning:
when the mold is cleaned, the opening state of the hot fluid output three-way switching valve between the hot fluid and the mold is an inlet communicated upper outlet, the lower outlet is not communicated, the opening state of the hot fluid input three-way switching valve is a lower outlet communicated inlet, the upper outlet is not communicated, the opening state of the three-way ball valve between the cold fluid and the mold is an inlet communicated upper outlet, the lower outlet is not communicated, the opening state of the cold fluid input three-way switching valve between the cooling water tower and the mold is an inlet communicated upper outlet, the lower outlet is not communicated, the opening state of the cooling water tower input three-way switching valve is a lower outlet communicated inlet, the upper outlet is not communicated, the opening state of the mold cleaning three-way switching valve is an upper outlet communicated inlet, the lower outlet is not communicated, compressed air enters the mold from the mold through the mold cleaning three-way switching valve, the fluid in the mold flows into the cooling water tower, and the respective internal circulation of the hot fluid, the cold fluid and the cooling water tower is realized.
The beneficial effects are that: the application relates to a quick switching pipeline of a die temperature control waterway and a control method thereof, wherein all waterway switching and die cleaning are controlled by a valve station, so that when the quick refrigeration and heating of a die and the external temperature reach a certain temperature, a cooling water tower can be used for replacing cold fluid for refrigeration and the fluid is directly discharged to the cooling water tower when the die is cleaned, and the unused fluid enters a self-circulation mode, thereby reducing energy consumption; the multi-functional device can directly realize multiple functions of heating a mold hot fluid, cooling the mold with cooling water, cooling the mold with cooling fluid, blowing the mold with blowing the mold, and the like without reconnecting the pipe.
Drawings
Fig. 1 is a system constitution diagram of the present application.
The diagram is: 1. a thermal fluid; 2. a cold fluid; 3. a cooling water tower; 4. a heating device; 5. a power take-off; 6. a water inlet pipe; 7. connecting with a water outlet pipe; 8. a hot fluid output three-way switching valve; 9. the hot fluid is input into a three-way switching valve; 10. a cold fluid output three-way switching valve; 11. cold fluid is input into a three-way switching valve; 12. the cooling water tower outputs a three-way switching valve; 13. the cooling water tower is input into a three-way switching valve; 14. a die-cleaning three-way switching valve; 15. a four-way connecting pipe; a. an inlet; b. a lower outlet; c. and an upper outlet.
Detailed Description
The application will be further illustrated with reference to specific examples. It is to be understood that these examples are illustrative of the present application and are not intended to limit the scope of the present application. Furthermore, it should be understood that various changes and modifications can be made by one skilled in the art after reading the teachings of the present application, and such equivalents are intended to fall within the scope of the application as defined in the appended claims.
As shown in fig. 1, the embodiment of the application relates to a rapid switching pipeline of a die temperature control waterway, which comprises a cooling water tower 3, a cold fluid 2 and a hot fluid 1, wherein one sides of the cooling water tower 3, the cold fluid 2 and the hot fluid 1 are respectively connected with one ends of a water outlet pipe 7 and a water inlet pipe 6, a power output device 5 is respectively arranged on the water outlet pipe 7 corresponding to the cooling water tower 3, the cold fluid 2 and the hot fluid 1, one ends of the water outlet pipe 7 corresponding to the cold fluid 2 are respectively provided with a hot fluid output three-way switching valve 8, a cold fluid output three-way switching valve 10 and a cooling water tower output three-way switching valve 12, one ends of the water inlet pipe 6 corresponding to the cooling water tower 3, the cold fluid 2 and the hot fluid 1 are respectively provided with a hot fluid input three-way switching valve 9, a cold fluid input three-way switching valve 11 and a cooling water tower input three-way switching valve 13, a self-circulation loop is formed between the cooling water tower 3, the cold fluid 2 and the hot fluid 1 and the water outlet pipe 7 and a short water pipe 16 connecting the water outlet pipe 7 and the water inlet pipe 6, the hot fluid output three-way switching valve 10 and the cooling water outlet three-way switching valve 12 are respectively connected with a three-way cooling water pipe die 15 and a three-way valve 14 through a three-way valve for connecting a cooling water pipe 15, and a three-way valve 14 is respectively connected with the cooling mould, and a three-way valve is connected with the three-way valve 3, and a three-way valve is respectively, and a three-way valve is connected to a three-way valve 3, and a three-way valve is connected to a three-way valve.
As a supplement to the technical scheme of the application, the hot fluid output three-way switching valve 8, the cold fluid output three-way switching valve 10, the cooling water tower output three-way switching valve 12, the hot fluid input three-way switching valve 9, the cold fluid input three-way switching valve 11, the cooling water tower input three-way switching valve 13 and the die cleaning three-way switching valve 14 are three-way ball valves.
Further, the hot fluid output three-way switching valve 8, the cold fluid output three-way switching valve 10, the cooling water tower output three-way switching valve 12, the hot fluid input three-way switching valve 9, the cold fluid input three-way switching valve 11, the cooling water tower input three-way switching valve 13, the die cleaning three-way switching valve 14 and the four-way connecting pipe 15 are all integrally arranged in the valve station.
The use flow mainly comprises the steps of firstly heating the hot fluid in the mould, when the mould needs to refrigerate, firstly switching the water in the cooling water tower to refrigerate, then cooling the hot fluid in the mould to meet the refrigeration requirement, reducing the temperature difference between cold and heat exchange, effectively reducing energy consumption loss, and cleaning the mould by compressed air during mould replacement.
The specific method comprises the following steps:
heating a die:
the opening state of the hot fluid output three-way switching valve 8 between the hot fluid and the die is that the inlet a is communicated with the lower outlet b, and the upper outlet c is not communicated; the opening state of the hot fluid input three-way switching valve 9 is that the upper outlet c is communicated with the inlet a, and the lower outlet b is not communicated; the opening state of the cold fluid output three-way switching valve 10 between the cold fluid and the mould is that the inlet a is communicated with the upper outlet c, the lower outlet b is not communicated, and the opening state of the cold fluid input three-way switching valve 11 is that the lower outlet b is communicated with the inlet a, and the upper outlet c is not communicated; the opening state of the cooling water tower output three-way switching valve 12 between the cooling water tower and the mold is that the inlet a is communicated with the upper outlet c, and the lower outlet b is not communicated; the cooling water tower input three-way switching valve 13 is opened, wherein the lower outlet b is communicated with the inlet a, and the upper outlet c is not communicated; the three-way switching valve 14 for cleaning the mould is opened, wherein the lower outlet b is communicated with the inlet a, the upper outlet c is not communicated, hot fluid is conveyed to the mould by the power output device 5, so that the heating of the mould is realized, and the cold fluid and the cooling water tower are respectively circulated;
cooling a die:
i, water in the cooling water tower is introduced into a die, specifically, the opening state of a cooling water tower output three-way switching valve 12 between the cooling water tower and the die is that an inlet a is communicated with a lower outlet b, an upper outlet c is not communicated, and the opening state of a cooling water tower input three-way switching valve 13 is that an upper outlet c is communicated with an inlet a, and a lower outlet b is not communicated; the opening state of the hot fluid output three-way switching valve 8 between the hot fluid and the die is that the inlet a is communicated with the upper outlet c, and the lower outlet b is not communicated; the opening state of the hot fluid input three-way switching valve 9 is that the lower outlet b is communicated with the inlet a, and the upper outlet c is not communicated; the cold fluid output three-way switching valve 10 between the cold fluid and the mold is opened in such a way that an inlet a is communicated with an upper outlet c and a lower outlet b is not communicated; the cold fluid input three-way switching valve 11 is opened in such a way that a lower outlet b is communicated with an inlet a, and an upper outlet c is not communicated; the three-way switching valve 14 for cleaning the mould is opened, wherein the lower outlet b is communicated with the inlet a, the upper outlet c is not communicated, the cooling water tower is conveyed to the mould by the corresponding power output device 5, so that the refrigeration of the mould is realized, and the internal circulation of hot fluid and cold fluid is realized;
II, cold fluid flows into the die, and the cold fluid output three-way switching valve 10 between the cold fluid and the die is opened in such a way that an inlet a is communicated with a lower outlet b, and an upper outlet c is not communicated; the cold fluid input three-way switching valve 11 is opened in such a way that an upper outlet c is communicated with an inlet a, and a lower outlet b is not communicated; the opening state of a hot fluid output three-way switching valve 8 between the hot fluid and the mold is that an inlet a is communicated with an upper outlet c, a lower outlet b is not communicated, the opening state of a hot fluid input three-way switching valve 9 is that a lower outlet b is communicated with an inlet a, an upper outlet c is not communicated, the opening state of a cooling water tower output three-way switching valve 12 between a cooling water tower and the mold is that the inlet a is communicated with an upper outlet c, the lower outlet b is not communicated, the opening state of a cooling water tower input three-way switching valve 13 is that a lower outlet b is communicated with an inlet a, an upper outlet c is not communicated, the opening state of a mold cleaning three-way switching valve 14 is that a lower outlet b is communicated with an inlet a, and cold fluid is conveyed to the mold by a corresponding power output device 5, so that the respective internal circulation of the cooling water tower and the hot fluid to the mold is realized;
and (3) die cleaning:
when the mold is cleaned, the opening state of the hot fluid output three-way switching valve 8 between the hot fluid and the mold is that the inlet a is communicated with the upper outlet c, the lower outlet b is not communicated, the opening state of the hot fluid input three-way switching valve 9 is that the lower outlet b is communicated with the inlet a, the upper outlet c is not communicated, the opening state of the three-way ball valve 10 between the cold fluid and the mold is that the inlet a is communicated with the upper outlet c, the lower outlet b is not communicated, the opening state of the cold fluid input three-way switching valve 11 is that the lower outlet b is communicated with the inlet a, the upper outlet c is not communicated, the opening state of the cooling water tower output three-way switching valve 12 between the cooling water tower and the mold is that the inlet a is communicated with the upper outlet c, the upper outlet c is not communicated, the opening state of the cooling water tower input three-way switching valve 13 is that the upper outlet c is communicated with the inlet a, the lower outlet b is not communicated, the compressed air enters the mold from the three-way switching valve 14, the fluid in the mold flows into the cooling water tower, and the respective internal circulation of the hot fluid, the cold fluid and the cooling water tower is realized.
All waterway switching and die cleaning of the die are completed by valve station control, and when the rapid refrigeration and heating of the die and the external temperature reach a certain temperature, the cooling water tower can be used for replacing cold fluid for refrigeration and the direct discharge of fluid to the cooling water tower when the die is cleaned, and the fluid is not used for entering a self-circulation mode, so that the energy consumption is reduced.
Claims (3)
1. The control method of the quick switching pipeline of the die temperature control waterway is characterized in that one side of each of the cooling water tower (3), the cold fluid (2) and the hot fluid (1) is connected with one end of a water outlet pipe (7) and one end of a water inlet pipe (6), each of the water outlet pipes (7) corresponding to the cooling water tower (3), the cold fluid (2) and the hot fluid (1) is provided with a power output device (5) and one end of each of the water outlet pipes (7) corresponding to the cold fluid (2) and the hot fluid (1) is provided with a hot fluid output three-way switching valve (8), a cold fluid output three-way switching valve (10) and a cooling water tower output three-way switching valve (12), one end of each of the water inlet pipes (6) corresponding to the cooling water tower (3), the cold fluid (2) and the hot fluid (1) is provided with a hot fluid input three-way switching valve (9), a cold fluid input three-way switching valve (11) and a cooling water inlet pipe (13), the cooling water tower (3), the cold fluid (2) and the hot fluid (1) are respectively connected with the water outlet pipe (6) and the water outlet pipe (6) respectively, and the water outlet pipe (6) forms a three-way switching valve (16) between the water outlet pipe and the circulating pipeline (6) and the water outlet pipe (6) respectively The cold fluid output three-way switching valve (10) and the cooling water tower output three-way switching valve (12) are connected with the die cleaning three-way switching valve (14) through a water pipe and a four-way connecting pipe (15), the die cleaning three-way switching valve (14) is also respectively connected with external compressed gas and a die, the hot fluid input three-way switching valve (9), the cold fluid input three-way switching valve (11) and the cooling water tower input three-way switching valve (13) are connected with the die through the water pipe and the four-way connecting pipe (15), when the die needs to be refrigerated, the cooling water tower is firstly switched to enter the die for refrigeration, then the cold fluid enters the die for achieving the refrigeration requirement, the temperature difference between cold and heat exchange is reduced, the energy consumption loss can be effectively reduced, and the die is cleaned by compressed air during die replacement;
the specific method comprises the following steps:
heating a die:
the opening state of the hot fluid output three-way switching valve (8) between the hot fluid and the die is that the inlet (a) is communicated with the lower outlet (b), and the upper outlet (c) is not communicated; the opening state of the hot fluid input three-way switching valve (9) is that the upper outlet (c) is communicated with the inlet (a), and the lower outlet (b) is not communicated; the opening state of the cold fluid output three-way switching valve (10) between the cold fluid and the mould is that the inlet (a) is communicated with the upper outlet (c), the lower outlet (b) is not communicated, the opening state of the cold fluid input three-way switching valve (11) is that the lower outlet (b) is communicated with the inlet (a), and the upper outlet (c) is not communicated; the opening state of the cooling water tower output three-way switching valve (12) between the cooling water tower and the die is that the inlet (a) is communicated with the upper outlet (c), and the lower outlet (b) is not communicated; the opening state of the cooling water tower input three-way switching valve (13) is that the lower outlet (b) is communicated with the inlet (a), and the upper outlet (c) is not communicated; the three-way switching valve (14) for cleaning the mould is opened, wherein the lower outlet (b) is communicated with the inlet (a), the upper outlet (c) is not communicated, hot fluid is conveyed to the mould by the power output device (5), so that the heating of the mould is realized, and the internal circulation of cold fluid and a cooling water tower is realized;
cooling a die:
the water in the cooling water tower is introduced into the mould, specifically, the opening state of a cooling water tower output three-way switching valve (12) between the cooling water tower and the mould is that an inlet (a) is communicated with a lower outlet (b), an upper outlet (c) is not communicated, the opening state of a cooling water tower input three-way switching valve (13) is that an upper outlet (c) is communicated with the inlet (a), and the lower outlet (b) is not communicated; the opening state of the hot fluid output three-way switching valve (8) between the hot fluid and the die is that the inlet (a) is communicated with the upper outlet (c), and the lower outlet (b) is not communicated; the opening state of the hot fluid input three-way switching valve (9) is that the lower outlet (b) is communicated with the inlet (a), and the upper outlet (c) is not communicated; the cold fluid output three-way switching valve (10) between the cold fluid and the die is opened in such a way that an inlet (a) is communicated with an upper outlet (c) and a lower outlet (b) is not communicated; the cold fluid input three-way switching valve (11) is in an open state, wherein the lower outlet (b) is communicated with the inlet (a), and the upper outlet (c) is not communicated; the three-way switching valve (14) for cleaning the mould is opened, wherein the lower outlet (b) is communicated with the inlet (a), the upper outlet (c) is not communicated, and the cooling water tower is conveyed to the mould by the corresponding power output device (5) so as to realize the internal circulation of hot fluid and cold fluid of the mould;
(II) cold fluid flows into the mould, and a cold fluid output three-way switching valve (10) between the cold fluid and the mould is opened in such a way that an inlet (a) is communicated with a lower outlet (b) and an upper outlet (c) is not communicated; the cold fluid input three-way switching valve (11) is opened in such a way that an upper outlet (c) is communicated with an inlet (a) and a lower outlet (b) is not communicated; the opening state of a hot fluid output three-way switching valve (8) between the hot fluid and the mold is that an inlet (a) is communicated with an upper outlet (c), a lower outlet (b) is not communicated, the opening state of a hot fluid input three-way switching valve (9) is that a lower outlet (b) is communicated with the inlet (a), the upper outlet (c) is not communicated, the opening state of a cooling water tower output three-way switching valve (12) between a cooling water tower and the mold is that the inlet (a) is communicated with the upper outlet (c), the lower outlet (b) is that the lower outlet (b) is communicated with the inlet (a), the upper outlet (c) is not communicated, the cold fluid is conveyed to the mold by a corresponding power output device (5), and the internal circulation of the cooling water tower and the hot fluid to the mold is realized;
and (3) die cleaning:
when the mould is cleaned, the opening state of a hot fluid output three-way switching valve (8) between the hot fluid and the mould is that an inlet (a) is communicated with an upper outlet (c), a lower outlet (b) is not communicated, the opening state of a hot fluid input three-way switching valve (9) is that a lower outlet (b) is communicated with the inlet (a), the upper outlet (c) is not communicated, the opening state of a three-way ball valve (10) between cold fluid and the mould is that the inlet (a) is communicated with an upper outlet (c), the lower outlet (b) is not communicated, the opening state of a cold fluid input three-way switching valve (11) is that the lower outlet (b) is communicated with the inlet (a), the upper outlet (c) is not communicated, the opening state of the cooling water tower output three-way switching valve (12) between the cooling water tower and the mold is that the inlet (a) is communicated with the upper outlet (c), the lower outlet (b) is not communicated, the opening state of the cooling water tower input three-way switching valve (13) is that the lower outlet (b) is communicated with the inlet (a), the upper outlet (c) is not communicated, the opening state of the mold cleaning three-way switching valve (14) is that the upper outlet (c) is communicated with the inlet (a), the lower outlet (b) is not communicated, compressed air enters the mold through the mold cleaning three-way switching valve (14), fluid in the mold flows into the cooling water tower, mold cleaning is realized, and the respective internal circulation of hot fluid, cold fluid and the cooling water tower is realized.
2. The control method of the rapid switching pipeline of the die temperature control waterway according to claim 1, wherein the control method comprises the following steps: the hot fluid output three-way switching valve (8), the cold fluid output three-way switching valve (10), the cooling water tower output three-way switching valve (12), the hot fluid input three-way switching valve (9), the cold fluid input three-way switching valve (11), the cooling water tower input three-way switching valve (13) and the die cleaning three-way switching valve (14) are three-way ball valves.
3. The control method of the rapid switching pipeline of the die temperature control waterway according to claim 2, wherein the control method comprises the following steps: the hot fluid output three-way switching valve (8), the cold fluid output three-way switching valve (10), the cooling water tower output three-way switching valve (12), the hot fluid input three-way switching valve (9), the cold fluid input three-way switching valve (11), the cooling water tower input three-way switching valve (13), the die cleaning three-way switching valve (14) and the four-way connecting pipe (15) are all integrally arranged in the valve station.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811259015.4A CN109109233B (en) | 2018-10-26 | 2018-10-26 | Quick switching pipeline for die temperature control waterway and control method thereof |
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| CN201811259015.4A CN109109233B (en) | 2018-10-26 | 2018-10-26 | Quick switching pipeline for die temperature control waterway and control method thereof |
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| CN109109233B true CN109109233B (en) | 2023-09-22 |
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| CN110001006B (en) * | 2019-04-28 | 2021-11-05 | 威鹏塑胶制品(深圳)有限公司 | High-precision injection mold |
| CN110027182A (en) * | 2019-05-28 | 2019-07-19 | 福建富兰光学有限公司 | A kind of dynamic analog temperature switching device |
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