CN220429124U - Sectional type hot runner heating assembly - Google Patents
Sectional type hot runner heating assembly Download PDFInfo
- Publication number
- CN220429124U CN220429124U CN202321427087.1U CN202321427087U CN220429124U CN 220429124 U CN220429124 U CN 220429124U CN 202321427087 U CN202321427087 U CN 202321427087U CN 220429124 U CN220429124 U CN 220429124U
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- CN
- China
- Prior art keywords
- heating
- connecting rod
- shell
- inner shell
- nozzle
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Links
- 238000010438 heat treatment Methods 0.000 title claims abstract description 90
- 238000009826 distribution Methods 0.000 claims abstract description 11
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 8
- 230000001681 protective effect Effects 0.000 claims description 7
- 230000008602 contraction Effects 0.000 abstract description 4
- 239000000463 material Substances 0.000 description 6
- 238000009413 insulation Methods 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 239000013049 sediment Substances 0.000 description 2
- 230000011218 segmentation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model discloses a sectional type hot runner heating assembly which comprises a flow distribution seat, wherein eleven nozzles are uniformly arranged at the bottom end of the lower end face of the flow distribution seat, a heating inner shell is arranged at the inner side of the bottom end of each nozzle and positioned at the inner side of the flow distribution seat, a heating inner shell is arranged at the outer surface of each nozzle and positioned at the inner side of each heating outer shell, and four sleeves are arranged at the upper end and the lower end of the outer side of each heating inner shell. According to the utility model, when the temperature in the nozzle is too high, the heating inner shell expands outwards due to the heat expansion and cold contraction principle, the connecting rod and the sleeve are arranged on the inner sides of the heating inner shell and the heating outer shell, so that the heating inner shell can expand outwards conveniently, the connecting rod rotates in the sleeve, the heating inner shell is buffered when being expanded, the connecting rod is movably connected with the sleeve through the torsion spring, and the heating inner shell is reset conveniently through the cooperation of the connecting rod and the torsion spring when the temperature of the heating inner shell is normal.
Description
Technical Field
The utility model relates to the technical field of hot runners, in particular to a sectional type hot runner heating assembly.
Background
The mould manufacture is an important component part of modern industrial production, and the application is very wide, wherein in an injection mould, a hot runner system is widely applied due to the advantages of easiness in forming, high forming speed, raw material saving and the like, and the hot runner system mainly ensures that plastics in a runner and a sprue keep a molten state by a heating method;
the utility model provides a hot runner system of segmentation heating to current patent CN201720237146.7, it is through setting up a plurality of heating coils in the correspondence of the different positions on the flow distribution plate one side, carries out segmentation heating to the flow distribution plate.
However, the temperature of the plastic melt in the existing hot runner is higher, the runner is easy to be heated and expanded according to the principle of thermal expansion and contraction, and the heating mechanism is easy to be extruded between the runner and the heat insulation pipe after the runner is expanded, so that the heating mechanism is easy to be damaged; therefore, the existing needs are not met, and for this we propose a segmented hot runner heating assembly.
Disclosure of Invention
The utility model aims to provide a sectional type hot runner heating assembly, which solves the problems that the temperature of plastic melt in the existing hot runner is high, the runner is easy to expand due to heat expansion and contraction, a heating mechanism is easy to squeeze between the runner and a heat insulation pipe after the runner expands, and the heating mechanism is easy to damage and the like in the prior hot runner.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a sectional type hot runner heating assembly, includes reposition of redundant personnel seat and heating shell, the bottom of reposition of redundant personnel seat lower terminal surface evenly is equipped with eleven nozzles, the outside of nozzle bottom is located the inboard of reposition of redundant personnel seat and is equipped with the heating inner shell, the inboard of heating shell is located the surface of nozzle and is equipped with the heating inner shell, the upper and lower both ends in the heating inner shell outside all are equipped with four sleeve pipes, sheathed tube one end is located the inner wall of heating shell and is equipped with the connecting rod.
Preferably, eleven feeding holes are formed in the upper end of the flow distribution seat, and the feeding holes extend to the inner side of the flow distribution seat and are in through connection with the nozzles.
Preferably, a protective shell is arranged on the outer side of the nozzle, and a heat insulation layer is arranged on the inner side of the protective shell.
Preferably, the heating copper wire is wound on the inner side of the heating inner shell, which is positioned on the outer side of the bottom surface of the nozzle, one end of the shunt seat is provided with a controller, and the controller is electrically connected with the heating copper wire.
Preferably, one end of the connecting rod is provided with a groove at the inner side of the sleeve, the connecting rod is inserted at the inner side of the groove, the outer side of the front end of the connecting rod is provided with a torsion spring, the connecting rod is fixedly connected with the torsion spring, and the connecting rod is movably connected with the sleeve through the torsion spring.
Preferably, the upper end of the connecting rod is provided with a lug, the outer side of the lug is provided with a thread groove on the outer surface of the sleeve, and the lug is inserted into the inner side of the thread groove.
Preferably, the rear end of the connecting rod is provided with a limiting groove at the inner side of the heating shell, and the connecting rod is clamped at the inner side of the limiting groove.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, when the temperature in the nozzle is too high, the heating inner shell expands outwards due to the heat expansion and cold contraction principle, the connecting rod and the sleeve are arranged on the inner sides of the heating inner shell and the heating outer shell, so that the heating inner shell can expand outwards conveniently, the connecting rod rotates in the sleeve, the heating inner shell is buffered when being expanded, the connecting rod is movably connected with the sleeve through the torsion spring, and the heating inner shell is reset conveniently through the cooperation of the connecting rod and the torsion spring when the temperature of the heating inner shell is normal.
Drawings
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is a schematic diagram of the overall side view internal structure of the present utility model;
FIG. 3 is a schematic view of a partial structure of the sleeve and connecting rod of the present utility model;
fig. 4 is a schematic side view of the internal structure of the bushing and connecting rod of the present utility model.
In the figure: 1. a shunt seat; 2. a feed inlet; 3. a nozzle; 4. a protective shell; 5. heating the inner shell; 6. heating the housing; 7. a sleeve; 8. a connecting rod; 9. a thread groove; 10. a bump; 11. a groove; 12. a torsion spring.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1 to 4, an embodiment of the present utility model provides: the utility model provides a sectional type hot runner heating element, including reposition of redundant personnel seat 1 and heating shell 6, the bottom of terminal surface evenly is equipped with eleven nozzles 3 under the reposition of redundant personnel seat 1, the outside that the nozzle 3 bottom is located the inboard of reposition of redundant personnel seat 1 is equipped with heating inner shell 5, the inboard that heating shell 6 is located the surface of nozzle 3 is equipped with heating inner shell 5, the upper and lower both ends in the heating inner shell 5 outside all are equipped with four sleeve pipes 7, the one end of sleeve pipe 7 is located the inner wall of heating shell 6 and is equipped with connecting rod 8, wholly when the high temperature in nozzle 3, because the principle of expend with heat and contract with cold heats inner shell 5 and can outwards expand, be equipped with connecting rod 8 and sleeve pipe 7 through heating inner shell 5 and heating inner shell 6 inboard, and then be convenient for when heating inner shell 5 can outwards expand, rotate through connecting rod 8, thereby cushion when expanding heating inner shell 5, and connecting rod 8 is through torsion spring 12 and sleeve pipe 7 swing joint, and then be convenient for reset through connecting rod 8 cooperation torsion spring 12 when heating inner shell 5 temperature is normal.
Further, the upper end of reposition of redundant personnel seat 1 is equipped with eleven feed inlets 2, and feed inlet 2 extends to the inboard and the nozzle 3 through connection of reposition of redundant personnel seat 1, and the outside of nozzle 3 is equipped with protective housing 4, and the inboard of protective housing 4 is equipped with the insulating layer, and the outside winding that the inboard of heating inner shell 5 is located the nozzle 3 bottom surface has the heating copper wire, and the one end of reposition of redundant personnel seat 1 is equipped with the controller, controller and heating copper wire electric connection.
Through adopting above-mentioned technical scheme, and then when the material gets into nozzle 3 through feed inlet 2, through the temperature of controller control heating copper wire, carry out sectional type heating to different materials, prevent that the temperature is too low, lead to the material to stop up the sediment in nozzle 3.
Further, one end of connecting rod 8 is located the inboard of sleeve pipe 7 and is equipped with recess 11, and connecting rod 8 is pegged graft in recess 11 inboard, and the outside of connecting rod 8 front end is equipped with torsion spring 12, and connecting rod 8 and torsion spring 12 fixed connection, connecting rod 8 pass through torsion spring 12 and sleeve pipe 7 swing joint, and the upper end of connecting rod 8 is equipped with lug 10, and the outside of lug 10 is located the surface of sleeve pipe 7 and is equipped with screw thread groove 9, and lug 10 is pegged graft in the inboard of screw thread groove 9, and the rear end of connecting rod 8 is located the inboard of heating shell 6 and is equipped with the spacing groove, and connecting rod 8 joint is in the inboard of spacing groove.
Through adopting above-mentioned technical scheme, and then when the temperature is too high in the nozzle 3, because the principle heating inner shell 5 of expend with heat and contract with cold can outwards expand, be equipped with connecting rod 8 and sleeve pipe 7 through heating inner shell 5 and heating outer shell 6 inboard, and then when being convenient for heat inner shell 5 can outwards expand, rotate inside sleeve pipe 7 through connecting rod 8, thereby cushion when expanding heating inner shell 5, and connecting rod 8 passes through torsion spring 12 and sleeve pipe 7 swing joint, and then be convenient for when heating inner shell 5 temperature is normal, reset through connecting rod 8 cooperation torsion spring 12.
Working principle: during the use, at first detect whether each part is intact, after the detection finishes, be equipped with eleven feed inlets 2 through the upper end of reposition of redundant personnel seat 1, feed inlet 2 extends to the inboard and the nozzle 3 through connection of reposition of redundant personnel seat 1, and then when the material gets into nozzle 3 through feed inlet 2, the temperature through the heating copper wire of controller control, carry out sectional type heating to different materials, prevent that the temperature is too low, lead to the material to stop up the sediment in nozzle 3, when the temperature is too high in nozzle 3, because the principle of expend with heat and contract with cold heats inner shell 5 and outwards expand, be equipped with connecting rod 8 and sleeve pipe 7 through heating inner shell 5 and heating outer shell 6 inboard, and then be convenient for heat inner shell 5 and outwards expand when, rotate inside sleeve pipe 7 through connecting rod 8, thereby cushion when expanding heating inner shell 5, and connecting rod 8 passes through torsion spring 12 and sleeve pipe 7 swing joint, and then be convenient for reset through connecting rod 8 cooperation torsion spring 12 when heating inner shell 5 temperature is normal.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a sectional type hot runner heating subassembly, includes reposition of redundant personnel seat (1) and heating shell (6), its characterized in that: eleven nozzles (3) are uniformly arranged at the bottom end of the lower end face of the flow distribution seat (1), a heating inner shell (5) is arranged at the outer side of the bottom end of each nozzle (3) and positioned at the inner side of the flow distribution seat (1), a heating inner shell (5) is arranged at the outer surface of each nozzle (3) and positioned at the inner side of each heating outer shell (6), four sleeves (7) are arranged at the upper end and the lower end of the outer side of each heating inner shell (5), and a connecting rod (8) is arranged at the inner wall of each sleeve (7) positioned at the heating outer shell (6);
one end of connecting rod (8) is located the inboard of sleeve pipe (7) and is equipped with recess (11), connecting rod (8) are pegged graft in recess (11) inboard, the outside of connecting rod (8) front end is equipped with torsion spring (12), connecting rod (8) and torsion spring (12) fixed connection, connecting rod (8) pass through torsion spring (12) and sleeve pipe (7) swing joint.
2. A segmented hot-runner heating assembly as claimed in claim 1, wherein: eleven feed inlets (2) are arranged at the upper end of the flow distribution seat (1), and the feed inlets (2) extend to the inner side of the flow distribution seat (1) and are in through connection with the nozzle (3).
3. A segmented hot-runner heating assembly as claimed in claim 1, wherein: the outside of nozzle (3) is equipped with protective housing (4), the inboard of protective housing (4) is equipped with the insulating layer.
4. A segmented hot-runner heating assembly as claimed in claim 1, wherein: the inner side of the heating inner shell (5) is positioned on the outer side of the bottom surface of the nozzle (3) and is wound with a heating copper wire, one end of the shunt seat (1) is provided with a controller, and the controller is electrically connected with the heating copper wire.
5. A segmented hot-runner heating assembly as claimed in claim 1, wherein: the upper end of connecting rod (8) is equipped with lug (10), the outside of lug (10) is located the surface of sleeve pipe (7) and is equipped with screw thread groove (9), the inboard at screw thread groove (9) is pegged graft to lug (10).
6. A segmented hot-runner heating assembly as claimed in claim 1, wherein: the rear end of the connecting rod (8) is provided with a limit groove at the inner side of the heating shell (6), and the connecting rod (8) is clamped at the inner side of the limit groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321427087.1U CN220429124U (en) | 2023-06-06 | 2023-06-06 | Sectional type hot runner heating assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321427087.1U CN220429124U (en) | 2023-06-06 | 2023-06-06 | Sectional type hot runner heating assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220429124U true CN220429124U (en) | 2024-02-02 |
Family
ID=89691396
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321427087.1U Active CN220429124U (en) | 2023-06-06 | 2023-06-06 | Sectional type hot runner heating assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220429124U (en) |
-
2023
- 2023-06-06 CN CN202321427087.1U patent/CN220429124U/en active Active
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