CN111016100A - Fixed die insert cooling device of injection mold - Google Patents
Fixed die insert cooling device of injection mold Download PDFInfo
- Publication number
- CN111016100A CN111016100A CN201911404663.9A CN201911404663A CN111016100A CN 111016100 A CN111016100 A CN 111016100A CN 201911404663 A CN201911404663 A CN 201911404663A CN 111016100 A CN111016100 A CN 111016100A
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- CN
- China
- Prior art keywords
- water
- insert
- path
- cooling
- paths
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000001816 cooling Methods 0.000 title claims abstract description 23
- 238000002347 injection Methods 0.000 title claims abstract description 20
- 239000007924 injection Substances 0.000 title claims abstract description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 105
- 239000000498 cooling water Substances 0.000 claims abstract description 30
- 239000000243 solution Substances 0.000 description 8
- 238000005457 optimization Methods 0.000 description 7
- 238000001746 injection moulding Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Classifications
-
- 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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/72—Heating or cooling
- B29C45/73—Heating or cooling of the mould
- B29C45/7312—Construction of heating or cooling fluid flow channels
-
- 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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/2602—Mould construction elements
-
- 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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/27—Sprue channels ; Runner channels or runner nozzles
- B29C45/2737—Heating or cooling means therefor
Abstract
The invention relates to a fixed die insert cooling device of an injection mold, which comprises a hot runner system and a fixed die insert, wherein the fixed die insert comprises a first insert and a second insert, a groove is formed in the middle of the first insert, the second insert is positioned in the groove, a hot nozzle of the hot runner system sequentially penetrates through the first insert and the second insert and is matched with a mold cavity, a cooling water path is further arranged in the groove, and the cooling water path comprises a first water path, a second water path and a third water path. The integral fixed die insert is improved into the matching of the first insert and the second insert, and the fixed die insert is provided with three cooling water paths which are uniform and are purposefully paved between the first insert and the second insert, so that the first insert, the second insert and a hot runner system are rapidly cooled.
Description
Technical Field
The invention relates to a fixed die insert cooling device of an injection mold, and belongs to the technical field of injection molds.
Background
After the injection mold finishes injection, an injection molding product needs to be cooled and shaped, so a cooling water path needs to be arranged on the injection mold, the cooling water path needs to avoid a mold core, a molded surface of a cavity and a complex demolding ejection mechanism of the mold, the cooling water path is usually arranged around an insert in the prior art, and the insert of the injection mold is usually designed integrally, so that the cooling effect is not ideal. The cooling efficiency of the mold is related to the production efficiency of the whole product, that is, the slower the mold is cooled after injection molding, the lower the production efficiency of the product is.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a fixed die insert cooling device of an injection mold.
The technical scheme adopted by the invention for realizing the purpose is as follows:
injection mold's cover half cooling device that inserts, insert including hot runner system and cover half, its characterized in that the cover half is inserted including first insert and second insert, the middle part system that first inserts has the recess, the second insert and be located in the recess, hot runner system's hot mouth passes in proper order first insert and second insert and cooperate with the die cavity, still be equipped with the cooling water route in the recess, the cooling water route includes first water route, second water route, third water route.
As a further optimization of the above technical solution: the first water channel is in a ring shape, a first water channel matched with the first water channel is formed at the bottom of the inner groove wall of the groove, an opening is formed in the first water channel, and the two sides of the opening are respectively connected with a water inlet channel and a water outlet channel.
As a further optimization of the above technical solution: the two second water paths are respectively positioned on two sides of the hot nozzle, the bottom surface of the second water path is tightly attached to the groove bottom of the groove, the top of the second water path is tightly attached to the bottom surface of the second insert, and the two ends of the second water path are respectively connected with a water inlet path and a water outlet path.
As a further optimization of the above technical solution: and the middle parts of the two second water paths are provided with opposite semicircular arcs.
As a further optimization of the above technical solution: the water inlet directions of the two second water paths are opposite.
As a further optimization of the above technical solution: and a cooling water jacket is sleeved outside a hot nozzle of the hot runner system, the third water path is connected with the cooling water jacket, and a water inlet path and a water outlet path of the third water path are respectively positioned at two sides of the cooling water jacket.
As a further optimization of the above technical solution: the middle part of the groove bottom is provided with a hot nozzle hole, two sides of the hot nozzle hole are provided with second water channel grooves, the cooling water jacket and the hot nozzle are both positioned in the hot nozzle hole, and the third water channel is positioned in the second water channel grooves.
As a further optimization of the above technical solution: the water inlet and outlet paths comprise vertical water paths and horizontal water paths, cooling water sequentially enters each water path through the horizontal water paths and the vertical water paths, then flows out through the vertical water paths and the horizontal water paths at the other ends, water path holes are formed in corresponding positions of the grooves, and each vertical water path is located in each water path hole.
Compared with the prior art, the integral fixed die insert is improved to be matched with the first insert and the second insert, the cooling water paths comprise the first water path, the second water path and the third water path, and the three cooling water paths are uniformly and pertinently paved between the first insert and the second insert, so that the first insert, the second insert and the hot runner system are rapidly cooled.
Drawings
FIG. 1 is a schematic diagram of the explosion structure of a fixed die insert in the invention.
FIG. 2 is a schematic sectional view of a stationary die insert in the present invention.
Detailed Description
The invention is further described with reference to the following figures and detailed description. As shown in fig. 1-2, a fixed die insert cooling device of an injection mold comprises a hot runner system 1 and a fixed die insert, wherein the fixed die insert comprises a first insert 2 and a second insert 3, a groove 21 is formed in the middle of the first insert 2, the second insert 3 is located in the groove 21, a hot nozzle 11 of the hot runner system 1 sequentially penetrates through the first insert 2 and the second insert 3 and is matched with a mold cavity, a cooling water path is further arranged in the groove 21, and the cooling water path comprises a first water path 4, a second water path 5 and a third water path 6.
In the above technical scheme: as shown in fig. 1, the first waterway 4 is circular, a first waterway groove 211 matched with the first waterway 4 is formed at the bottom of the inner wall of the groove 21, the first waterway 4 is provided with an opening, and the two sides of the opening are respectively connected with a water inlet passage and a water outlet passage. The first water path 4 is mainly used for cooling the first insert 2, so that the first insert 2 can be rapidly cooled.
In the above technical scheme: the two second water paths 5 are respectively positioned on two sides of the hot nozzle 11, the bottom surfaces of the second water paths 5 are tightly attached to the bottom surface of the groove 21, the top portions of the second water paths are tightly attached to the bottom surface of the second insert 3, the second water paths 5 are mainly used for cooling the second insert 3, the middle portions of the two second water paths 5 are provided with opposite semicircular arcs 51, the semicircular arcs 51 increase the cooling area, and rapid cooling of the second insert 3 is guaranteed. The both ends in second water route 5 are connected with into, go out the water route respectively, the water inlet direction in the water inlet water route of two second water routes 5 is opposite, and one of them second water route 5 right-hand member is intake promptly, and 5 left ends in another second water route are intake, guarantee that the second inserts 3 and cool off evenly.
In the above technical scheme: the outside cover of hot mouth 11 of hot runner system 1 is equipped with cooling water jacket 7, third water route 6 with cooling water jacket 7 links to each other, the water inlet and outlet way of third water route 6 is located respectively cooling water jacket 7's both sides, the middle part system of recess 21 tank bottom has hot mouth hole 212, the system of the both sides of hot mouth hole 212 has second water route groove 213, cooling water jacket 7 with hot mouth 11 all is located in hot mouth hole 212, third water route 6 is located in second water route groove 213. The cooling water jacket 7 is used for cooling the hot nozzle 11, so that heat at the glue inlet is quickly taken away, and the cooling efficiency is greatly improved.
In the above technical scheme: as shown in fig. 1, the water inlet and outlet paths include vertical water paths and horizontal water paths, cooling water sequentially enters each water path through the horizontal water paths and the vertical water paths, and then flows out through the vertical water paths and the horizontal water paths at the other ends, water path holes are formed in corresponding positions of the grooves 21, the number of the water path holes is eight, and each vertical water path is located in each water path hole.
The foregoing detailed description of the preferred embodiments of the invention has been presented. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions that can be obtained by a person skilled in the art through logic analysis, reasoning or limited experiments based on the prior art according to the concept of the present invention should fall within the scope of the present invention.
Claims (8)
1. Injection mold's cover half insert cooling device, including hot runner system (1) and cover half insert, its characterized in that the cover half insert including first insert (2) and second insert (3), the middle part system of first insert (2) has recess (21), the second insert (3) are located in recess (21), hot mouth (11) of hot runner system (1) pass in proper order first insert (2) and second insert (3) and with the die cavity cooperation, still be equipped with the cooling water route in recess (21), the cooling water route includes first water route (4), second water route (5), third water route (6).
2. The fixed die insert cooling device of the injection die according to claim 1, wherein the first water channel (4) is circular, a first water channel groove (211) matched with the first water channel (4) is formed at the bottom of the inner wall of the groove (21), the first water channel (4) is provided with an opening, and the two sides of the opening are respectively connected with a water inlet channel and a water outlet channel.
3. The fixed die insert cooling device of the injection mold according to claim 1, wherein the number of the second water paths (5) is two, the two second water paths are respectively positioned at two sides of the hot nozzle (11), the bottom surface of the second water path (5) is tightly attached to the groove bottom of the groove (21), the top part of the second water path is tightly attached to the bottom surface of the second insert (3), and the two ends of the second water path (5) are respectively connected with a water inlet path and a water outlet path.
4. An injection mold stationary mold insert cooling device according to claim 3, wherein the two second water paths (5) are formed with opposite semicircular arcs (51) at the middle portions thereof.
5. A stationary die insert cooling device of an injection mold according to claim 3, characterized in that the two second water paths (5) have opposite water inlet directions.
6. The fixed die insert cooling device of the injection mold according to claim 1, characterized in that a cooling water jacket (7) is sleeved outside a hot nozzle (11) of the hot runner system (1), the third water path (6) is connected with the cooling water jacket (7), and the water inlet path and the water outlet path of the third water path (6) are respectively positioned at two sides of the cooling water jacket (7).
7. A fixed die insert cooling device of an injection mold according to claim 6, characterized in that a hot nozzle hole (212) is formed in the middle of the bottom of the recess (21), second water passage grooves (213) are formed on both sides of the hot nozzle hole (212), the cooling water jacket (7) and the hot nozzle (11) are both located in the hot nozzle hole (212), and the third water passage (6) is located in the second water passage groove (213).
8. The fixed die insert cooling device of the injection die according to any one of claims 2 to 7, wherein the water inlet and outlet paths comprise a vertical water path and a horizontal water path, cooling water enters the water paths through the horizontal water path and the vertical water path in sequence and then flows out through the vertical water path and the horizontal water path at the other end, water path holes are formed in corresponding positions of the grooves (21), and the vertical water paths are located in the water path holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911404663.9A CN111016100A (en) | 2019-12-31 | 2019-12-31 | Fixed die insert cooling device of injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911404663.9A CN111016100A (en) | 2019-12-31 | 2019-12-31 | Fixed die insert cooling device of injection mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111016100A true CN111016100A (en) | 2020-04-17 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911404663.9A Pending CN111016100A (en) | 2019-12-31 | 2019-12-31 | Fixed die insert cooling device of injection mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111016100A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113858565A (en) * | 2021-11-09 | 2021-12-31 | 汕头市瑞祥模具有限公司 | Manufacturing method of thin-wall mold for automobile accessory production |
| CN114030132A (en) * | 2020-09-03 | 2022-02-11 | 青岛海尔模具有限公司 | Insert block structure and die |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0995573A1 (en) * | 1998-10-21 | 2000-04-26 | Bruno Meroni | Injector/mould system for the injection of polymers, silicons or thermosetting material |
| CN102886877A (en) * | 2012-09-21 | 2013-01-23 | 百家丽（中国）创新科技有限公司 | Cooling structure of discharge port of hot nozzle |
| CN107599332A (en) * | 2017-10-23 | 2018-01-19 | 苏州汉斯精密模具配件有限公司 | A kind of cooling water jacket structure of injection mold |
| CN206913639U (en) * | 2016-11-29 | 2018-01-23 | 东莞市广正模具塑胶有限公司 | One kind is applied to plastic mould hot mouth set cooling system structure |
-
2019
- 2019-12-31 CN CN201911404663.9A patent/CN111016100A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0995573A1 (en) * | 1998-10-21 | 2000-04-26 | Bruno Meroni | Injector/mould system for the injection of polymers, silicons or thermosetting material |
| CN102886877A (en) * | 2012-09-21 | 2013-01-23 | 百家丽（中国）创新科技有限公司 | Cooling structure of discharge port of hot nozzle |
| CN206913639U (en) * | 2016-11-29 | 2018-01-23 | 东莞市广正模具塑胶有限公司 | One kind is applied to plastic mould hot mouth set cooling system structure |
| CN107599332A (en) * | 2017-10-23 | 2018-01-19 | 苏州汉斯精密模具配件有限公司 | A kind of cooling water jacket structure of injection mold |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114030132A (en) * | 2020-09-03 | 2022-02-11 | 青岛海尔模具有限公司 | Insert block structure and die |
| CN114030132B (en) * | 2020-09-03 | 2023-11-10 | 青岛海尔模具有限公司 | Insert structure and die |
| CN113858565A (en) * | 2021-11-09 | 2021-12-31 | 汕头市瑞祥模具有限公司 | Manufacturing method of thin-wall mold for automobile accessory production |
| CN113858565B (en) * | 2021-11-09 | 2024-03-26 | 汕头市瑞祥模具有限公司 | Manufacturing method of thin-wall die for automobile part production |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200417 |
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| RJ01 | Rejection of invention patent application after publication |