CN212684595U - Hot runner structure for injection mold - Google Patents
Hot runner structure for injection mold Download PDFInfo
- Publication number
- CN212684595U CN212684595U CN202021007058.6U CN202021007058U CN212684595U CN 212684595 U CN212684595 U CN 212684595U CN 202021007058 U CN202021007058 U CN 202021007058U CN 212684595 U CN212684595 U CN 212684595U
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- Prior art keywords
- hot
- sprue
- runner
- electric heating
- hot runner
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Abstract
The utility model discloses a hot runner structure for injection mold, including the flow distribution plate, the flow distribution plate is provided with the hot runner, the one end below of hot runner is provided with the hot squirt to chew outward, the one end endotheca that the hot squirt chews is equipped with chews the core, it is equipped with the mouth head to chew core overcoat, the one end of chewing the head and the inner wall threaded connection that the hot squirt chews, the hot squirt is chewed the overcoat and is equipped with electric heating wire, the flow distribution plate has laid a plurality of electric heating pipe outside the upper and lower both sides of hot runner, the electric heating wire overcoat is equipped with the heat insulating sleeve, the one end and the hot squirt threaded connection of heat insulating sleeve, the utility model discloses through the cooperation use of flow distribution plate, hot runner, hot squirt chew, chew the core, chew the head and electric heating wire and heat-up the in-process of moulding plastics, the reduction of filling the cold runner shortens the injection molding cycle to reduce the, the production efficiency is improved, the cost is reduced, and the waste of the nozzle material is reduced without the nozzle material.
Description
Technical Field
The utility model relates to a hot runner technical field specifically is a hot runner structure for injection mold.
Background
Injection molding is a method for producing and molding industrial products. The products are generally produced by rubber injection molding and plastic injection molding. The injection molding can be divided into injection molding and die casting, an injection molding machine (an injection machine or an injection molding machine for short) is a main molding device for making thermoplastic plastics or thermosetting materials into plastic products with various shapes by using a plastic molding die, and the injection molding is realized by the injection molding machine and the die.
The runner that the mould used is mostly the cold runner on the existing market, and the produced a lot of waste materials in cold runner material way and mouth of a river, the waste material of thermosetting material can't be retrieved, and the waste material of thermoplastic material can only be retrieved to use the retrieval and utilization equipment, and the comprehensive properties of reclaimed materials can produce the change. The nozzle material is not part of the product, only part of the molding material is useless for the product, and the material filling of the cold runner is time-consuming and material-consuming, which causes a lot of waste.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a hot runner structure for injection mold to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a hot runner structure for injection mold, includes the flow distribution plate, it has the hot runner to open in the flow distribution plate, the one end below of hot runner is provided with hot purlin outward and chews, the one end endotheca that hot purlin chewed is equipped with chews the core, it is equipped with the head to chew core overcoat, the one end of chewing the head with the inner wall threaded connection that hot purlin chewed, the overcoat is chewed to hot purlin is equipped with electric heating wire.
As a further aspect of the present invention: and a plurality of electric heating pipes are laid outside the upper side and the lower side of the hot runner of the flow distribution plate.
As a further aspect of the present invention: the electric heating wire is sleeved with a heat insulation sleeve, and one end of the heat insulation sleeve is in threaded connection with the hot sprue.
As a further aspect of the present invention: the top end overcoat of hot sprue is equipped with the position circle, the position circle sets up the one end below of hot runner.
As a further aspect of the present invention: the positioning ring is sleeved with a heat insulation plate, the heat insulation sleeve is sleeved with a panel and an upper die, the heat insulation plate is arranged above the panel, the panel is arranged above the upper die, a lower die is arranged on one side of the bottom of the upper die, and a die cavity is formed by a gap between the lower die and the upper die.
As a further aspect of the present invention: the flow distribution plate is provided with a through hole at a position right above the center of the circle of the hot sprue, and the through hole is communicated with the hot runner.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a flow distribution plate, hot runner, hot purt are chewed, are chewed the core, are chewed head and electric heating wire's cooperation and use and can realize heating the in-process of moulding plastics to molten plastics, the reduction time of filling the cold runner shorten the cycle of moulding plastics to reduce the fashioned time of product, improve production efficiency, reduce cost does not have the waste that mouth of a river material reduced mouth of a river material.
2. The utility model discloses accomplish full-automatic production, also solve the problem that mouth of a river material was retrieved, kill two birds with one stone.
Drawings
Fig. 1 is a schematic structural view of a hot runner structure for an injection mold.
Fig. 2 is a partial schematic structural view of a hot runner structure for an injection mold.
Fig. 3 is an enlarged schematic view of a hot runner structure for an injection mold at a point a in fig. 1.
Shown in the figure: the hot runner nozzle comprises a flow distribution plate 1, a through hole 2, an electric heating pipe 3, a hot runner 4, a heat insulation plate 5, a panel 6, an upper die 7, a hot runner nozzle 8, a lower die 9, a die cavity 10, an electric heating wire 11, a heat insulation sleeve 12, a positioning ring 13, a nozzle core 14 and a nozzle head 15.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 3, in an embodiment of the present invention, a hot runner structure for an injection mold includes a splitter plate 1, a through hole 2, electric heating pipes 3, a hot runner 4, a heat insulation plate 5, a panel 6, an upper mold 7, a hot sprue 8, a lower mold 9, a mold cavity 10, an electric heating wire 11, a heat insulation sleeve 12, a positioning ring 13, a sprue 14 and a sprue 15, the hot runner 4 is disposed in the splitter plate 1, the hot sprue 8 is disposed outside of one end of the hot runner 4, the sprue 14 is sleeved inside one end of the hot sprue 8, the sprue 14 is sleeved with the sprue 15, one end of the sprue 15 is in threaded connection with an inner wall of the hot sprue 8, the heat sprue 8 is sleeved with the electric heating wire 11, the heat insulation sleeve 12 is sleeved outside the electric heating wire 11, one end of the heat insulation sleeve 12 is in threaded connection with the hot sprue 8, the splitter plate 1 is provided with a plurality of electric heating pipes 3 outside of upper and lower sides of the hot runner 4, the heat sprue 8 is sleeved with the positioning ring, position circle 13 sets up the one end below at hot runner 4, position circle 13 overcoat is equipped with heat insulating board 5, 12 overcoat of heat insulating jacket are equipped with panel 6 and last mould 7, it is the top of heat insulating board 5 setting at panel 6, panel 6 sets up the top at last mould 7, the bottom one side of going up mould 7 is provided with lower mould 9, lower mould 9 and the last mould 7 between the space form die cavity 10, flow distribution plate 1 has seted up through-hole 2 in the position directly over the centre of a circle that 8 was chewed to hot purt, through-hole 2 is linked together with hot runner 4.
The utility model discloses a theory of operation is:
when the hot sprue gate is used, the electric heating pipe 3 and the electric heating wire 11 are connected with an external power supply circuit, the electric heating pipe 3 and the electric heating wire 11 respectively heat the hot runner 4 and the hot sprue 8, further, when molten plastic passes through the hot runner 4, the molten plastic cannot be condensed due to the low temperature of the splitter plate 1, the molten plastic further flows into the hot sprue 8 through the positioning ring 13, the hot sprue 8 is continuously heated by the electric heating wire 11, so that the molten plastic can be further prevented from being condensed, the molten plastic further enters the die cavity 10 through the sprue core 14 to wait for forming, the through hole 2 is used for arranging a firing pin for demoulding inwards, and the material enters the die cavity through the heat flow piece to be filled to form a product part, so that no cold material, water and waste exist.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (6)
1. The utility model provides a hot runner structure for injection mold, includes flow distribution plate (1), its characterized in that: the hot runner (4) is arranged in the flow distribution plate (1), a hot sprue (8) is arranged outside the lower portion of one end of the hot runner (4), a sprue core (14) is sleeved in one end of the hot sprue (8), a sprue head (15) is sleeved outside the sprue core (14), one end of the sprue head (15) is in threaded connection with the inner wall of the hot sprue (8), and an electric heating wire (11) is sleeved outside the hot sprue (8).
2. The hot-runner structure for an injection mold according to claim 1, wherein: the flow distribution plate (1) is provided with a plurality of electric heating pipes (3) outside the upper side and the lower side of the hot runner (4).
3. The hot-runner structure for an injection mold according to claim 1, wherein: the electric heating wire (11) is sleeved with a heat insulation sleeve (12), and one end of the heat insulation sleeve (12) is in threaded connection with the hot sprue (8).
4. The hot-runner structure for an injection mold according to claim 1, wherein: the top overcoat of hot sprue (8) is equipped with position circle (13), position circle (13) set up the one end below of hot runner (4), position circle (13) overcoat is equipped with heat insulating board (5).
5. The hot-runner structure for an injection mold according to claim 3, wherein: the heat insulation structure is characterized in that a panel (6) and an upper die (7) are sleeved outside the heat insulation sleeve (12), the heat insulation plate (5) is arranged above the panel (6), the panel (6) is arranged above the upper die (7), a lower die (9) is arranged on one side of the bottom of the upper die (7), and a die cavity (10) is formed in a gap between the lower die (9) and the upper die (7).
6. The hot-runner structure for an injection mold according to claim 1, wherein: the flow distribution plate (1) is provided with a through hole (2) at a position right above the circle center of the hot sprue (8), and the through hole (2) is communicated with the hot runner (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021007058.6U CN212684595U (en) | 2020-06-04 | 2020-06-04 | Hot runner structure for injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021007058.6U CN212684595U (en) | 2020-06-04 | 2020-06-04 | Hot runner structure for injection mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212684595U true CN212684595U (en) | 2021-03-12 |
Family
ID=74889723
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021007058.6U Expired - Fee Related CN212684595U (en) | 2020-06-04 | 2020-06-04 | Hot runner structure for injection mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212684595U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114261068A (en) * | 2021-12-28 | 2022-04-01 | 青岛巨星机械模具有限公司 | Integrated injection molding production line and injection molding method |
-
2020
- 2020-06-04 CN CN202021007058.6U patent/CN212684595U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114261068A (en) * | 2021-12-28 | 2022-04-01 | 青岛巨星机械模具有限公司 | Integrated injection molding production line and injection molding method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210312 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |