CN220638816U - Heating mechanism for injection molding of PET plastic bottle blank - Google Patents
Heating mechanism for injection molding of PET plastic bottle blank Download PDFInfo
- Publication number
- CN220638816U CN220638816U CN202321365215.4U CN202321365215U CN220638816U CN 220638816 U CN220638816 U CN 220638816U CN 202321365215 U CN202321365215 U CN 202321365215U CN 220638816 U CN220638816 U CN 220638816U
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- heating
- cold
- plastic bottle
- branch pipe
- heating mechanism
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 55
- 230000007246 mechanism Effects 0.000 title claims abstract description 25
- 229920003023 plastic Polymers 0.000 title claims abstract description 14
- 239000004033 plastic Substances 0.000 title claims abstract description 14
- 238000001746 injection moulding Methods 0.000 title claims abstract description 13
- 238000000465 moulding Methods 0.000 claims description 2
- 210000001161 mammalian embryo Anatomy 0.000 claims 1
- 239000002699 waste material Substances 0.000 abstract description 6
- 238000007599 discharging Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003303 reheating Methods 0.000 description 1
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model discloses a heating mechanism for injection molding of a PET plastic bottle blank, which comprises a base, wherein the upper end of the base is provided with a shell and a mounting box, the shell is positioned at the left side of the mounting box, a cold and hot dual-purpose fan and a heating box are arranged at the left side of the shell, the heating box is positioned below the cold and hot dual-purpose fan, the left side of the heating box is provided with a plurality of heat conducting fins, a rectangular cavity is arranged in the shell, a temperature control assembly is arranged on the inner wall of the left side of the rectangular cavity, and the rectangular cavity is internally provided with the heating mechanism. The utility model can generate circulating air flow of rectangular cavity, hollow plate, heating box, multiple cavities and rectangular cavity by starting hot air state of cold and hot dual-purpose fan and starting electromagnetic valve on the second branch pipe, and can reduce waste of heat, and simultaneously, the air flow is secondarily heated by multiple heat conducting fins.
Description
Technical Field
The utility model belongs to the technical field of heating mechanisms, and particularly relates to a heating mechanism for injection molding of a PET plastic bottle blank.
Background
According to the circulating heating device for the injection molding machine, which is disclosed in the patent number 202110985950.4, the heating device in the injection molding mechanism only generally heats materials in a charging barrel, the heat loss is serious, and the extrusion head is not provided with a heating structure, so that the materials are easy to cool in advance;
the method is characterized in that hot air is conveyed into a discharging mechanism and a discharging cavity through a fan, so that the reheating of materials in the discharging mechanism of the injection molding machine is realized, and the heat loss is reduced;
but the device needs to constantly convey hot air to a discharging mechanism and a discharging cavity through the fan, and the fan needs to blow external cold air into the discharging mechanism after heating, so that the heating mode is easy to cause heat waste.
Disclosure of Invention
Aiming at the problem that the device in the prior art easily causes heat waste when heating, the utility model provides the following technical scheme:
the utility model provides a PET plastic bottle idiosome mechanism of heating of moulding plastics, includes the base, and the upper end of base is provided with casing and mounting box, and the casing is located the left side of mounting box, and cold and hot dual-purpose fan and heating box are installed in the left side of casing, and the heating box is located the below of cold and hot dual-purpose fan, and the left side of heating box is provided with a plurality of conducting strips, is provided with the rectangle chamber in the casing, installs the control by temperature change subassembly on the left side inner wall in rectangle chamber, and the rectangle intracavity is provided with heating mechanism.
When the air conditioner is used, the hot air state of the cold and hot dual-purpose fan is started, the electromagnetic valve on the second branch pipe is started, circulating air flow from the rectangular cavity to the hollow plate to the heating box to the plurality of cavities to the rectangular cavity can be generated, circulating heating is performed, heat waste can be reduced, and meanwhile, the air flow is secondarily heated through the plurality of heat conducting fins.
As a preferable mode of the above technical scheme, the lower end of the base is provided with a plurality of rollers.
The heating mechanism comprises a plurality of cavities arranged in the inner walls of the front side and the rear side of the shell, and the cavities are communicated with the inside of the rectangular cavity through air outlets.
The air outlet end of the cold and hot dual-purpose fan extends into the heating box, the two ends of the heating box are provided with air outlet pipes, and the air outlet pipes are communicated with the corresponding cavities through a plurality of communicating pipes.
The air inlet end of the cold and hot dual-purpose fan is provided with a first branch pipe and a second branch pipe, the lower end of the second branch pipe is provided with a hollow plate, and the hollow plate is provided with a plurality of air inlets.
Solenoid valves are arranged in the first branch pipe and the second branch pipe.
After heating, the cold air state of the cold and hot dual-purpose fan is started, the electromagnetic valve on the second branch pipe is closed, the electromagnetic valve on the first branch pipe is started, external air is sucked into the cold and hot dual-purpose fan, and then discharged from the air outlets, blown to the rectangular cavity, and the interior of the rectangular cavity is cooled rapidly through air flow, so that subsequent operation is facilitated.
Compared with the prior art, the utility model has the beneficial effects that:
(1) When the device is used, the hot air state of the cold and hot dual-purpose fan is started, and the electromagnetic valve on the second branch pipe is started, so that circulating air flow from the rectangular cavity to the hollow plate to the heating box to the plurality of cavities to the rectangular cavity can be generated, the circulating heating can be performed, the waste of heat can be reduced, and meanwhile, the air flow is secondarily heated through the plurality of heat conducting fins;
(2) After heating, the cold air state of the cold and hot dual-purpose fan is started, the electromagnetic valve on the second branch pipe is closed, the electromagnetic valve on the first branch pipe is started, external air is sucked into the cold and hot dual-purpose fan, and then discharged from the air outlets, blown to the rectangular cavity, and the interior of the rectangular cavity is cooled rapidly through air flow, so that subsequent operation is facilitated.
Drawings
FIG. 1 shows a schematic external view of an embodiment of the present utility model;
FIG. 2 shows a cross-sectional view of a rectangular cavity of an embodiment of the utility model;
in the figure: 1. a base; 2. a housing; 3. a cold and hot fan; 4. a first branch pipe; 5. a second branch pipe; 6. a hollow slab; 7. an air inlet; 8. a temperature control assembly; 9. a heating box; 10. a heat conductive sheet; 11. an air outlet pipe; 12. a communicating pipe; 13. a cavity; 14. an air outlet; 15. a roller; 16. rectangular cavity.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the present utility model will be clearly and completely described below in connection with the embodiments.
The utility model provides a heating mechanism for injection molding of a PET plastic bottle blank, which is shown in fig. 1-2, and comprises a base 1, wherein the upper end of the base 1 is provided with a shell 2 and a mounting box, the shell 2 is positioned at the left side of the mounting box, a cold and hot dual-purpose fan 3 and a heating box 9 are arranged at the left side of the shell 2, the heating box 9 is positioned below the cold and hot dual-purpose fan 3, a plurality of heat conducting fins 10 are arranged at the left side of the heating box 9, a rectangular cavity 16 is arranged in the shell 2, a temperature control assembly 8 is arranged on the left inner wall of the rectangular cavity 16, and a heating mechanism is arranged in the rectangular cavity 16;
as shown in fig. 1-2, the heating mechanism comprises a plurality of cavities 13 arranged in the inner walls of the front side and the rear side of the shell 2, the cavities 13 are communicated with the inside of the rectangular cavity 16 through air outlets 14, the air outlet ends of the cold and hot dual-purpose fans 3 extend into the heating box 9, air outlet pipes 11 are arranged at two ends of the heating box 9, and the air outlet pipes 11 are communicated with the corresponding cavities 13 through a plurality of communicating pipes 12.
As shown in fig. 1-2, the air inlet end of the cold and hot dual-purpose fan 3 is provided with a first branch pipe 4 and a second branch pipe 5, the lower end of the second branch pipe 5 is provided with a hollow plate 6, and the hollow plate 6 is provided with a plurality of air inlets 7, and the cold and hot dual-purpose fan is characterized in that electromagnetic valves are arranged in the first branch pipe 4 and the second branch pipe 5.
As shown in fig. 1, the lower end of the base 1 is provided with a plurality of rollers 15.
Working principle: when the air conditioner is used, the hot air state of the cold and hot dual-purpose fan 3 is started, and the electromagnetic valve on the second branch pipe 5 is started, so that circulating air flow from the rectangular cavity 16 to the hollow plate 6 to the heating box 9 to the plurality of cavities 13 to the rectangular cavity 16 can be generated, circulation heating can be performed, heat waste can be reduced, and meanwhile, the air flow is secondarily heated through the plurality of heat conducting fins 10;
after the heating is finished, the cold air state of the cold and hot dual-purpose fan 3 is started, the electromagnetic valve on the second branch pipe 5 is closed, the electromagnetic valve on the first branch pipe 4 is started, the external air is sucked into the cold and hot dual-purpose fan 3, and then discharged from the plurality of air outlets 14 and blown to the rectangular cavity 16, the interior of the rectangular cavity 16 is cooled rapidly through air flow, and the subsequent operation is facilitated.
The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting.
Claims (6)
1. The utility model provides a PET plastic bottle idiosome mechanism of heating of moulding plastics, includes base (1), its characterized in that, the upper end of base (1) is provided with casing (2) and mounting box, casing (2) are located the left side of mounting box, cold and hot dual-purpose fan (3) and heating box (9) are installed in the left side of casing (2), heating box (9) are located the below of cold and hot dual-purpose fan (3), the left side of heating box (9) is provided with a plurality of conducting strips (10), be provided with rectangle chamber (16) in casing (2), install temperature control subassembly (8) on the left side inner wall in rectangle chamber (16), be provided with heating mechanism in rectangle chamber (16).
2. The heating mechanism for injection molding of PET plastic bottle blanks according to claim 1, wherein a plurality of rollers (15) are arranged at the lower end of the base (1).
3. The heating mechanism for injection molding of PET plastic bottle blanks according to claim 1, wherein the heating mechanism comprises a plurality of cavities (13) formed in the inner walls of the front side and the rear side of the shell (2), and the cavities (13) are communicated with the inside of the rectangular cavity (16) through air outlets (14).
4. A heating mechanism for injection molding of a PET plastic bottle blank according to claim 3, wherein the air outlet end of the cold and hot dual-purpose fan (3) extends into the heating box (9), two ends of the heating box (9) are respectively provided with an air outlet pipe (11), and the air outlet pipes (11) are communicated with the corresponding cavities (13) through a plurality of communicating pipes (12).
5. The heating mechanism for injection molding of the PET plastic bottle blanks according to claim 1, wherein the air inlet end of the cold and hot dual-purpose fan (3) is provided with a first branch pipe (4) and a second branch pipe (5), the lower end of the second branch pipe (5) is provided with a hollow plate (6), and a plurality of air inlets (7) are formed in the hollow plate (6).
6. The heating mechanism for PET plastic bottle embryo injection molding according to claim 5, wherein electromagnetic valves are installed in the first branch pipe (4) and the second branch pipe (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321365215.4U CN220638816U (en) | 2023-05-31 | 2023-05-31 | Heating mechanism for injection molding of PET plastic bottle blank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321365215.4U CN220638816U (en) | 2023-05-31 | 2023-05-31 | Heating mechanism for injection molding of PET plastic bottle blank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220638816U true CN220638816U (en) | 2024-03-22 |
Family
ID=90290516
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321365215.4U Active CN220638816U (en) | 2023-05-31 | 2023-05-31 | Heating mechanism for injection molding of PET plastic bottle blank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220638816U (en) |
-
2023
- 2023-05-31 CN CN202321365215.4U patent/CN220638816U/en active Active
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