CN110815671B - MPP pipe cooling and shaping sleeve and working method thereof - Google Patents
MPP pipe cooling and shaping sleeve and working method thereof Download PDFInfo
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- CN110815671B CN110815671B CN201911135431.8A CN201911135431A CN110815671B CN 110815671 B CN110815671 B CN 110815671B CN 201911135431 A CN201911135431 A CN 201911135431A CN 110815671 B CN110815671 B CN 110815671B
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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
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/16—Cooling
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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
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/16—Cooling
- B29C2035/1658—Cooling using gas
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2023/00—Tubular articles
- B29L2023/22—Tubes or pipes, i.e. rigid
Abstract
The invention discloses an MPP pipe cooling shaping sleeve and a working method thereof, the MPP pipe cooling shaping sleeve comprises a first heat-insulating ceramic pipe, a second heat-insulating ceramic pipe, an air pump and a control device, a first connecting ring and a second connecting ring are arranged between the first heat-insulating ceramic pipe and the second heat-insulating ceramic pipe, a sealed cavity is formed between the first connecting ring and the second connecting ring, a first mounting hole and a second mounting hole are respectively arranged on the first heat-insulating ceramic pipe and the second heat-insulating ceramic pipe, a semiconductor refrigerating sheet and an electromagnetic valve are respectively arranged in the first mounting hole and the second mounting hole, connecting covers are arranged at two ends of the first heat-insulating ceramic pipe, an insertion hole is arranged on each connecting cover, a heat-conducting guide pipe is inserted in each insertion hole, an overflowing cavity is formed among each connecting cover, the heat-conducting guide pipe and the second heat-insulating ceramic pipe, and an exhaust hole is arranged on each heat-conducting guide pipe, the exhaust nozzle of the air pump is communicated with the sealing cavity; the MPP pipe cooling sizing sleeve has high cooling speed.
Description
Technical Field
The invention relates to an MPP pipe cooling and shaping sleeve and a working method thereof.
Background
The MPP pipe is cooled and shaped after being drawn by a pipe making machine, and the MPP pipe is cooled and shaped by using a cooling and shaping sleeve in the prior art. The existing cooling shaping sleeve is cooled by water, a plurality of water inlet holes are arranged on the outer surface of the cooling water jacket, and water enters the cooling pipe through the water inlet holes, so that the cooling method has small cooling force, and therefore, the improvement is needed.
Disclosure of Invention
The invention aims to provide an MPP pipe cooling shaping sleeve with high cooling speed and a working method thereof.
In order to solve the problems, the invention adopts the following technical scheme:
an MPP pipe cooling shaping sleeve comprises a first heat-insulating ceramic pipe, a second heat-insulating ceramic pipe, an air pump and a control device, wherein the second heat-insulating ceramic pipe is inserted into the first heat-insulating ceramic pipe, a first connecting ring and a second connecting ring are arranged between the first heat-insulating ceramic pipe and the second heat-insulating ceramic pipe, the first heat-insulating ceramic pipe and the second heat-insulating ceramic pipe are both in threaded connection with the first connecting ring and the second connecting ring, a sealed cavity is formed between the first connecting ring and the second connecting ring, a first mounting hole and a second mounting hole are respectively arranged on the first heat-insulating ceramic pipe and the second heat-insulating ceramic pipe, the first mounting hole and the second mounting hole are both communicated with the sealed cavity, a semiconductor refrigerating sheet and an electromagnetic valve are respectively arranged in the first mounting hole and the second mounting hole, two ends of the first heat-insulating ceramic pipe are provided with connecting covers, the connection is covered and is provided with the inserted hole, the heat conduction stand pipe has been inserted in the inserted hole, heat conduction stand pipe and connection lid fixed connection, be formed with the overflowing chamber between connection lid, heat conduction stand pipe and the second heat-insulating ceramic pipe, be provided with the exhaust hole on the heat conduction stand pipe, the exhaust nozzle and the sealed chamber of aspiration pump are linked together, aspiration pump and solenoid valve all with controlling means electric connection.
Preferably, the overflowing cavity is internally provided with a baffle, the baffle is arranged opposite to the electromagnetic valve, a connecting rod is arranged between the baffle and the heat conduction guide pipe, two ends of the connecting rod are fixedly connected with the baffle and the heat conduction guide pipe respectively, high-pressure cold air sprayed out of the electromagnetic valve is blocked by the baffle, the high-pressure cold air is prevented from directly impacting the MPP pipe, and the MPP pipe is prevented from being influenced.
Preferably, the inner pipe wall of heat conduction stand pipe is provided with infrared emitter and infrared receiver, be provided with temperature sensor on the first connecting ring, infrared receiver and temperature sensor all with controlling means electric connection, once the MPP tubular product enters into the heat conduction stand pipe and shelter from the infrared light that infrared emitter sent, infrared receiver feeds back information to controlling means, controlling means starts the aspiration pump with outside air suction in the sealed intracavity afterwards, opens the solenoid valve simultaneously for cold air can flow into in the heat conduction stand pipe, and with MPP tubular product contact, thereby realize the cooling to the MPP tubular product, degree of automation is high.
As preferred, be provided with the heat conduction pole between first go-between and the second go-between, first go-between and second go-between respectively with heat conduction pole both ends fixed connection, the heat conduction pole is provided with the heat-conducting plate, the heat-conducting plate is hugged closely with the heat conduction pole, the cold junction face fixed connection of the terminal and the semiconductor refrigeration piece of heat-conducting plate through being provided with heat conduction pole and heat-conducting plate, can be favorable to the heat transfer for the sealed chamber can be cooled off sooner.
As preferred, the pore of exhaust hole is the slope setting, the exhaust hole is provided with more than one, the exhaust hole is annular array and distributes, and the exhaust hole is the design of slope, can reduce the impact of exhaust cold air to MPP tubular product, and spun cold air is the vortex type and rotates at MPP tubular product outer pipe wall, is favorable to cooling MPP tubular product, is difficult for producing the sinuous flow and leads to the stability of MPP tubular product to receive the influence.
Preferably, be provided with filter equipment on the air exhaust mouth of aspiration pump, filter equipment includes the tubulose casing with the air exhaust mouth threaded connection of aspiration pump, be provided with first high-efficient air cleaner and the high-efficient air cleaner of second in the tubulose casing, be provided with the drier between first high-efficient air cleaner and the high-efficient air cleaner of second, filter equipment simple structure can effectually prevent that moisture and dust etc. from entering into sealed chamber.
The invention also provides a working method of the MPP pipe cooling and shaping sleeve, which comprises the following steps:
1) the temperature sensor detects the temperature in the sealed cavity, once the temperature in the sealed cavity is higher than 8-10 ℃, information is fed back to the control device, and the control device starts the semiconductor refrigerating sheet to cool the sealed cavity after receiving the information sent by the temperature sensor, so that the temperature in the sealed cavity is always lower than 8-10 ℃;
2) in case the MPP tubular product enters into in the heat conduction stand pipe and shelter from the infrared light that infrared emitter sent after, infrared receiver feeds back information to controlling means, and controlling means starts the aspiration pump afterwards and seals the intracavity with the air suction of external world, opens the solenoid valve simultaneously for in cold air can flow into the heat conduction stand pipe, and with MPP tubular product contact, thereby the realization is to the cooling of MPP tubular product.
The invention has the beneficial effects that: through adopting the cold air to cool off the MPP tubular product after drawing through the tuber, it is better to compare the cooling effect with traditional water-cooling, can avoid the production of sewage and the problem of sewage treatment etc. simultaneously, in addition, it is provided with the baffle to overflow the intracavity, the baffle sets up with the solenoid valve in the face of, be provided with the connecting rod between baffle and the heat conduction stand pipe, the connecting rod both ends respectively with baffle and heat conduction stand pipe fixed connection, block from solenoid valve spun high-pressure cold air through being provided with the baffle, prevent that highly compressed cold air from directly striking MPP tubular product, and lead to causing the influence to the MPP tubular product. The interior pipe wall of heat conduction stand pipe is provided with infrared emitter and infrared receiver, be provided with temperature sensor on the first connecting ring, infrared receiver and temperature sensor all with controlling means electric connection, in case the MPP tubular product enters into in the heat conduction stand pipe and shelter from behind the infrared light that infrared emitter sent, infrared receiver feeds back information to controlling means, controlling means starts the air suction pump with external air suction sealed intracavity afterwards, open the solenoid valve simultaneously, make in the cold air can flow into the heat conduction stand pipe, and contact with the MPP tubular product, thereby realize the cooling to the MPP tubular product, degree of automation is high. Be provided with the heat conduction pole between first go-between and the second go-between, first go-between and second go-between respectively with heat conduction pole both ends fixed connection, the heat conduction pole is provided with the heat-conducting plate, the heat-conducting plate is hugged closely with the heat conduction pole, and the cold junction face fixed connection of heat-conducting plate end and semiconductor refrigeration piece can be favorable to the heat transfer through being provided with heat conduction pole and heat-conducting plate for the sealed chamber can be faster by the cooling. The pore of exhaust hole is the slope setting, and the exhaust hole is provided with more than one, and the exhaust hole is the annular array and distributes, and the exhaust hole is the design of slope, can reduce the impact of exhaust cold air to MPP tubular product, and spun cold air is the vortex type and is rotatory at MPP tubular product outer pipe wall, is favorable to MPP tubular product cooling, and difficult production sinuous flow leads to the stability of MPP tubular product to receive the influence. Be provided with filter equipment on the pump mouth of aspiration pump, filter equipment include with the pump mouth threaded connection's of aspiration pump tubulose casing, be provided with first high-efficient air cleaner and the high-efficient air cleaner of second in the tubulose casing, be provided with the drier between first high-efficient air cleaner and the high-efficient air cleaner of second, filter equipment simple structure can effectually prevent that moisture and dust etc. from entering into sealed chamber.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a cross-sectional view of an MPP tube cooling sizing sleeve of the present invention.
FIG. 2 is a partial cross-sectional view of an MPP tube cooling sizing sleeve of the present invention.
Figure 3 is a cross-sectional view of a heat conducting guide tube of an MPP tube cooling jacket according to the present invention.
Figure 4 is a cross-sectional view of a filter assembly of an MPP tube cooling jacket according to the present invention.
In the figure:
1. a first insulating ceramic tube; 2. a second insulating ceramic tube; 3. an air pump; 4. a control device; 5. a first connecting ring; 6. a second connection ring; 7. sealing the cavity; 8. a semiconductor refrigeration sheet; 9. an electromagnetic valve; 10. a connecting cover; 11. a heat conducting guide tube; 12. a flow-through chamber; 13. an exhaust hole; 14. a baffle plate; 15. an infrared emitter; 16. an infrared receiver; 17. a temperature sensor; 18. a heat conducting rod; 19. a heat conducting plate; 20. a tubular housing; 21. a first high efficiency air filter; 22. a second high efficiency air filter; 23. a desiccant.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the embodiments, it should be understood that the terms "middle", "upper", "lower", "top", "right", "left", "above", "back", "middle", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention, and do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the present embodiment, if the connection or fixing manner between the components is not specifically described, the connection or fixing manner may be a conventional manner such as bolt fixing, pin shaft connecting, adhesive fixing, or rivet fixing, which is commonly used in the prior art, and therefore, the detailed description thereof will not be provided in the examples.
Example 1
As shown in fig. 1 to 4, an MPP pipe cooling sizing sleeve includes a first heat-insulating ceramic pipe 1, a second heat-insulating ceramic pipe 2, an air pump 3 and a control device 4, wherein the second heat-insulating ceramic pipe 2 is inserted into the first heat-insulating ceramic pipe 1, a first connection ring 5 and a second connection ring 6 are disposed between the first heat-insulating ceramic pipe 1 and the second heat-insulating ceramic pipe 2, the first heat-insulating ceramic pipe 1 and the second heat-insulating ceramic pipe 2 are both in threaded connection with the first connection ring 5 and the second connection ring 6, a sealed cavity 7 is formed between the first connection ring 5 and the second connection ring 6, a first installation hole (not shown) and a second installation hole (not shown) are respectively disposed on the first heat-insulating ceramic pipe 1 and the second heat-insulating ceramic pipe 2, the first installation hole and the second installation hole are both in communication with the sealed cavity 7, a semiconductor refrigeration sheet 8 and a solenoid valve 9 are respectively disposed in the first installation hole and the second installation hole, the utility model discloses a heat pump, including first thermal-insulated ceramic pipe 1, connection lid 10, heat conduction stand pipe 11 and connection lid 10 fixed connection, be formed with between connection lid 10, heat conduction stand pipe 11 and the second thermal-insulated ceramic pipe 2 and flow through chamber 12, be provided with exhaust hole 13 on the heat conduction stand pipe 11, the exhaust nozzle and the sealed chamber 7 of aspiration pump 3 are linked together, aspiration pump 3 and solenoid valve 9 all with controlling means 4 electric connection.
The invention has the beneficial effects that: through adopting the cold air to cool off through the MPP tubular product after the tuber drawing, compare the cooling effect better with traditional water-cooling, can avoid the production of sewage and the problem such as sewage treatment simultaneously.
Example 2
As shown in fig. 1 to 4, an MPP pipe cooling sizing sleeve includes a first heat-insulating ceramic pipe 1, a second heat-insulating ceramic pipe 2, an air pump 3 and a control device 4, wherein the second heat-insulating ceramic pipe 2 is inserted into the first heat-insulating ceramic pipe 1, a first connection ring 5 and a second connection ring 6 are disposed between the first heat-insulating ceramic pipe 1 and the second heat-insulating ceramic pipe 2, the first heat-insulating ceramic pipe 1 and the second heat-insulating ceramic pipe 2 are both in threaded connection with the first connection ring 5 and the second connection ring 6, a sealed cavity 7 is formed between the first connection ring 5 and the second connection ring 6, a first installation hole (not shown) and a second installation hole (not shown) are respectively disposed on the first heat-insulating ceramic pipe 1 and the second heat-insulating ceramic pipe 2, the first installation hole and the second installation hole are both in communication with the sealed cavity 7, a semiconductor refrigeration sheet 8 and a solenoid valve 9 are respectively disposed in the first installation hole and the second installation hole, the utility model discloses a heat pump, including first thermal-insulated ceramic pipe 1, connection lid 10, heat conduction stand pipe 11 and connection lid 10 fixed connection, be formed with between connection lid 10, heat conduction stand pipe 11 and the second thermal-insulated ceramic pipe 2 and flow through chamber 12, be provided with exhaust hole 13 on the heat conduction stand pipe 11, the exhaust nozzle and the sealed chamber 7 of aspiration pump 3 are linked together, aspiration pump 3 and solenoid valve 9 all with controlling means 4 electric connection.
In this embodiment, be provided with baffle 14 in the overflow chamber 12, baffle 14 sets up with solenoid valve 9 is in the face of, be provided with connecting rod (not shown) between baffle 14 and the heat conduction stand pipe 11, the connecting rod both ends respectively with baffle 14 and heat conduction stand pipe 11 fixed connection, keep off from solenoid valve 9 spun high pressure cold air through being provided with baffle 14, prevent that highly compressed cold air from directly striking MPP tubular product, and lead to causing the influence to MPP tubular product.
In this embodiment, the inner wall of the heat-conducting guide tube 11 is provided with an infrared emitter 15 and an infrared receiver 16, the first connecting ring 5 is provided with a temperature sensor 17, the infrared receiver 16 and the temperature sensor 17 are both electrically connected to the control device 4, once the MPP pipe enters the heat-conducting guide tube 11 and shields the infrared light emitted by the infrared emitter 15, the infrared receiver 16 feeds back information to the control device 4, and then the control device 4 starts the air pump 3 to pump outside air into the sealed cavity 7, and simultaneously opens the electromagnetic valve 9, so that cold air can flow into the heat-conducting guide tube 11 and contact the MPP pipe, thereby cooling the MPP pipe is achieved, and the degree of automation is high.
In this embodiment, be provided with heat conduction pole 18 between first go-between 5 and the second go-between 6, first go-between 5 and second go-between 6 respectively with heat conduction pole 18 both ends fixed connection, heat conduction pole 18 is provided with heat-conducting plate 19, heat-conducting plate 19 is hugged closely with heat conduction pole 18, the terminal cold junction fixed connection with semiconductor refrigeration piece 8 of heat-conducting plate 19 through being provided with heat conduction pole 18 and heat-conducting plate 19, can be favorable to the heat transfer for sealed chamber 7 can be cooled off sooner.
In this embodiment, the pore of exhaust hole 13 is the slope setting, exhaust hole 13 is provided with more than one, exhaust hole 13 is the annular array and distributes, and exhaust hole 13 is the design of slope, can reduce the impact of exhaust cold air to MPP tubular product, and spun cold air is the vortex type and rotates at MPP tubular product outer pipe wall, is favorable to the MPP tubular product cooling, and difficult production turbulent flow leads to the stability of MPP tubular product to receive the influence.
In this embodiment, be provided with filter equipment on the suction nozzle of aspiration pump 3, filter equipment includes the tubulose casing 20 with the suction nozzle threaded connection of aspiration pump, be provided with first high efficiency air cleaner 21 and second high efficiency air cleaner 22 in the tubulose casing 20, be provided with drier 23 between first high efficiency air cleaner 21 and the second high efficiency air cleaner 22, filter equipment simple structure can effectually prevent that moisture and dust etc. from entering into the seal chamber.
The invention has the beneficial effects that: through adopting the cold air to cool off the MPP tubular product after drawing through the tuber, it is better to compare the cooling effect with traditional water-cooling, can avoid the production of sewage and the problem of sewage treatment etc. simultaneously, in addition, it is provided with the baffle to overflow the intracavity, the baffle sets up with the solenoid valve in the face of, be provided with the connecting rod between baffle and the heat conduction stand pipe, the connecting rod both ends respectively with baffle and heat conduction stand pipe fixed connection, block from solenoid valve spun high-pressure cold air through being provided with the baffle, prevent that highly compressed cold air from directly striking MPP tubular product, and lead to causing the influence to the MPP tubular product. The interior pipe wall of heat conduction stand pipe is provided with infrared emitter and infrared receiver, be provided with temperature sensor on the first connecting ring, infrared receiver and temperature sensor all with controlling means electric connection, in case the MPP tubular product enters into in the heat conduction stand pipe and shelter from behind the infrared light that infrared emitter sent, infrared receiver feeds back information to controlling means, controlling means starts the air suction pump with external air suction sealed intracavity afterwards, open the solenoid valve simultaneously, make in the cold air can flow into the heat conduction stand pipe, and contact with the MPP tubular product, thereby realize the cooling to the MPP tubular product, degree of automation is high. Be provided with the heat conduction pole between first go-between and the second go-between, first go-between and second go-between respectively with heat conduction pole both ends fixed connection, the heat conduction pole is provided with the heat-conducting plate, the heat-conducting plate is hugged closely with the heat conduction pole, and the cold junction face fixed connection of heat-conducting plate end and semiconductor refrigeration piece can be favorable to the heat transfer through being provided with heat conduction pole and heat-conducting plate for the sealed chamber can be faster by the cooling. The pore of exhaust hole is the slope setting, and the exhaust hole is provided with more than one, and the exhaust hole is the annular array and distributes, and the exhaust hole is the design of slope, can reduce the impact of exhaust cold air to MPP tubular product, and spun cold air is the vortex type and is rotatory at MPP tubular product outer pipe wall, is favorable to MPP tubular product cooling, and difficult production sinuous flow leads to the stability of MPP tubular product to receive the influence. Be provided with filter equipment on the pump mouth of aspiration pump, filter equipment include with the pump mouth threaded connection's of aspiration pump tubulose casing, be provided with first high-efficient air cleaner and the high-efficient air cleaner of second in the tubulose casing, be provided with the drier between first high-efficient air cleaner and the high-efficient air cleaner of second, filter equipment simple structure can effectually prevent that moisture and dust etc. from entering into sealed chamber.
The invention also provides a working method of the MPP pipe cooling and shaping sleeve, which comprises the following steps:
1) the temperature sensor detects the temperature in the sealed cavity, once the temperature in the sealed cavity is higher than 8-10 ℃, information is fed back to the control device, and the control device starts the semiconductor refrigerating sheet to cool the sealed cavity after receiving the information sent by the temperature sensor, so that the temperature in the sealed cavity is always lower than 8-10 ℃;
2) in case the MPP tubular product enters into in the heat conduction stand pipe and shelter from the infrared light that infrared emitter sent after, infrared receiver feeds back information to controlling means, and controlling means starts the aspiration pump afterwards and seals the intracavity with the air suction of external world, opens the solenoid valve simultaneously for in cold air can flow into the heat conduction stand pipe, and with MPP tubular product contact, thereby the realization is to the cooling of MPP tubular product.
The above description is only an embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the present invention.
Claims (4)
1. The utility model provides a MPP tubular product cooling design cover which characterized in that: the heat insulation ceramic pipe comprises a first heat insulation ceramic pipe, a second heat insulation ceramic pipe, an air pump and a control device, wherein the second heat insulation ceramic pipe is inserted into the first heat insulation ceramic pipe, a first connecting ring and a second connecting ring are arranged between the first heat insulation ceramic pipe and the second heat insulation ceramic pipe, the first heat insulation ceramic pipe and the second heat insulation ceramic pipe are both in threaded connection with the first connecting ring and the second connecting ring, a sealed cavity is formed between the first connecting ring and the second connecting ring, a first mounting hole and a second mounting hole are respectively arranged on the first heat insulation ceramic pipe and the second heat insulation ceramic pipe, the first mounting hole and the second mounting hole are both communicated with the sealed cavity, a semiconductor refrigerating sheet and an electromagnetic valve are respectively arranged in the first mounting hole and the second mounting hole, connecting covers are arranged at two ends of the first heat insulation ceramic pipe, and are provided with an insertion hole, a heat-conducting guide pipe is inserted into the insertion port, the heat-conducting guide pipe is fixedly connected with the connecting cover, an overflowing cavity is formed among the connecting cover, the heat-conducting guide pipe and the second heat-insulating ceramic pipe, an exhaust hole is formed in the heat-conducting guide pipe, an exhaust nozzle of the air pump is communicated with the sealing cavity, the air pump and the electromagnetic valve are both electrically connected with the control device, a baffle is arranged in the overflowing cavity, the baffle and the electromagnetic valve are arranged in a face-to-face manner, a connecting rod is arranged between the baffle and the heat-conducting guide pipe, two ends of the connecting rod are respectively fixedly connected with the baffle and the heat-conducting guide pipe, a heat-conducting rod is arranged between the first connecting ring and the second connecting ring, the first connecting ring and the second connecting ring are respectively fixedly connected with two ends of the heat-conducting rod, the heat-conducting rod is provided with a heat-conducting plate, the heat-conducting plate is tightly attached to the heat-conducting rod, and the tail end of the heat-conducting plate is fixedly connected with the cold end surface of the semiconductor refrigerating sheet, the pore canal of the exhaust hole is obliquely arranged, more than one exhaust hole is arranged, and the exhaust holes are distributed in an annular array.
2. The MPP tube cooling sizing sleeve of claim 1, wherein: the inner pipe wall of the heat conduction guide pipe is provided with an infrared emitter and an infrared receiver, the first connecting ring is provided with a temperature sensor, and the infrared receiver and the temperature sensor are both electrically connected with a control device.
3. The MPP tube cooling sizing sleeve of claim 1, wherein: the air suction device is characterized in that a filtering device is arranged on an air suction nozzle of the air suction pump, the filtering device comprises a tubular shell which is in threaded connection with the air suction nozzle of the air suction pump, a first efficient air filter and a second efficient air filter are arranged in the tubular shell, and a drying agent is arranged between the first efficient air filter and the second efficient air filter.
4. The method of claim 2 wherein the MPP tube cooling sizing sleeve comprises: the method comprises the following steps:
1) the temperature sensor detects the temperature in the sealed cavity, once the temperature in the sealed cavity is higher than 8-10 ℃, information is fed back to the control device, and the control device starts the semiconductor refrigerating sheet to cool the sealed cavity after receiving the information sent by the temperature sensor, so that the temperature in the sealed cavity is always lower than 8-10 ℃;
2) in case the MPP tubular product enters into in the heat conduction stand pipe and shelter from the infrared light that infrared emitter sent after, infrared receiver feeds back information to controlling means, and controlling means starts the aspiration pump afterwards and seals the intracavity with the air suction of external world, opens the solenoid valve simultaneously for in cold air can flow into the heat conduction stand pipe, and with MPP tubular product contact, thereby the realization is to the cooling of MPP tubular product.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911135431.8A CN110815671B (en) | 2019-11-19 | 2019-11-19 | MPP pipe cooling and shaping sleeve and working method thereof |
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| CN201911135431.8A CN110815671B (en) | 2019-11-19 | 2019-11-19 | MPP pipe cooling and shaping sleeve and working method thereof |
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| CN110815671B true CN110815671B (en) | 2021-11-02 |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN110815671A (en) | 2020-02-21 |
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