CN216885007U - Pouring cooling mechanism of precise injection mold of light high-rigidity automobile air conditioner shell - Google Patents
Pouring cooling mechanism of precise injection mold of light high-rigidity automobile air conditioner shell Download PDFInfo
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- CN216885007U CN216885007U CN202220056494.5U CN202220056494U CN216885007U CN 216885007 U CN216885007 U CN 216885007U CN 202220056494 U CN202220056494 U CN 202220056494U CN 216885007 U CN216885007 U CN 216885007U
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Abstract
The utility model belongs to the technical field of molds, and particularly relates to a pouring cooling mechanism of a precision injection mold of a light-weight high-rigidity automobile air conditioner shell. The utility model comprises an injection lower die and an injection upper die, wherein an upper die auxiliary forming block is arranged in the injection upper die. In the use process, a needle valve type hot runner form is adopted, and compared with a cold runner system, the hot runner system heats the plastic in the runner through a heating wire, so that the temperature of the plastic in the runner and the temperature of the plastic in an injection molding machine can be kept synchronous, the plastic can flow more uniformly, and the integral performance of a product can be improved; and the plastic in the runner can be kept in a molten state all the time, the plastic is prevented from being solidified in the runner, the plastic can be continuously manufactured, the plastic injection molding machine has the advantages of resource waste prevention, high working efficiency and the like, and after injection molding is finished, the molded plastic part is synchronously cooled in multiple directions through the multi-direction synchronous cooling assembly, so that the cooling efficiency of the mold is improved.
Description
Technical Field
The utility model belongs to the technical field of molds, and relates to a pouring cooling mechanism of a precision injection mold of a light-weight high-rigidity automobile air conditioner shell.
Background
The automobile air conditioner shell is an important component of an automobile plastic part, and the development trend of the automobile mould is necessary for specialized production, high production efficiency, shortening of the mould manufacturing period and guarantee of the mould product quality. At present, the development trend of the automobile air conditioner shell mold industry at home and abroad is mainly as follows: the method comprises the following steps of firstly, designing a mould in a three-dimensional mode, canceling a traditional two-dimensional drawing, and providing a three-dimensional sketch and a plane sketch labeled with necessary sizes according to each procedure; secondly, designing a mold by means of a computer-aided technology by a digital mold technology to solve the problems in the mold testing process and the production process; thirdly, the mould processing is automated, a rough and finish machining integrated five-surface processing center is developed, and the production efficiency is improved; surface treatment is carried out on the die material, the quality and the service life of the die are improved by improving the quality and the performance of the die material, and the production cost is reduced; and fifthly, management scientification and informatization. The existing automobile air conditioner shell is generally manufactured in batches by adopting an injection mold, the existing automobile air conditioner shell mold is difficult to ensure that the temperature of plastic in a runner inner wall material and an injection molding machine keeps synchronism in the injection molding process, the plastic flows unevenly, and the cooling efficiency is also lower.
In order to overcome the defects of the prior art, people continuously explore and propose various solutions, for example, a chinese patent discloses an automobile air conditioner shell mold [ application number: 201821550270.X ], comprises an upper die and a lower die, wherein the upper die is covered on the lower die and is positioned on the upper die, a lower die core is arranged on the lower die, the upper die is covered on the lower die through mutual matching of the upper die core and the lower die core and is positioned on the lower die, and an integrated cavity core-pulling mechanism is arranged on one side of the upper die core and comprises an oil cylinder, a first core-pulling block, a second core-pulling block, a connecting rod and a sliding block. However, in the injection molding process, the scheme still has the defects that the synchronism of the inner wall material of the runner and the temperature of the plastic in the injection molding machine is difficult to keep, the plastic flows unevenly, and the cooling efficiency is low.
Disclosure of Invention
The utility model aims to solve the problems and provides a pouring and cooling mechanism of a precision injection mold of a light-weight high-rigidity automobile air conditioner shell.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides a pouring cooling body of accurate injection mould of high rigidity vehicle air conditioner casing of lightweight, is including the lower mould of moulding plastics and mould in moulding plastics, mould plastics and be equipped with mould auxiliary forming piece in the mould, the lower mould of moulding plastics in be equipped with lower mould shaping convex part, last mould auxiliary forming piece and lower mould shaping convex part the position corresponding and the shape match and be fit for, mould plastics and be equipped with the injection molding above the mould, injection molding and last mould auxiliary forming piece between be equipped with needle valve formula pouring portion, last mould auxiliary forming piece in be equipped with diversified synchronous cooling assembly, diversified synchronous cooling assembly corresponding with the position of needle valve formula pouring portion.
In the pouring cooling mechanism of the light-weight high-rigidity precision injection mold for the automobile air conditioner shell, the multi-direction synchronous cooling assembly comprises a plurality of transverse cooling water pipes and a plurality of longitudinal cooling water pipes, wherein the transverse cooling water pipes and the longitudinal cooling water pipes are arranged in an upper mold auxiliary forming block and are communicated with each other.
In the pouring cooling mechanism of the precision injection mold for the lightweight high-rigidity automobile air conditioner shell, the transverse cooling water pipes and the longitudinal cooling water pipes are respectively arranged in a staggered mode with the needle valve type pouring parts, and the transverse cooling water pipes and the longitudinal cooling water pipes respectively correspond to the positions of the lower mold forming convex parts.
In the pouring cooling mechanism of the precision injection mold of the light-weight high-rigidity automobile air conditioner shell, the lower mold forming convex part comprises a lower mold forming convex insert block arranged in the injection molding lower mold, and the lower mold forming convex insert block corresponds to the upper mold auxiliary forming block in position and is matched with the upper mold auxiliary forming block in shape.
In the pouring cooling mechanism of the light-weight high-rigidity precision injection mold for the automobile air conditioner shell, the transverse cooling water pipe and the longitudinal cooling water pipe are respectively arranged with the lower mold forming convex insert in a staggered manner.
In the pouring cooling mechanism of the precise injection mold of the lightweight high-rigidity automobile air conditioner shell, the needle valve type pouring part comprises a plurality of needle valve injection hot runners arranged between an injection molding piece and an upper mold auxiliary forming block, and the bottoms of the plurality of needle valve injection hot runners extend into the upper mold auxiliary forming block.
In the pouring cooling mechanism of the precise injection mold of the lightweight high-rigidity automobile air conditioner shell, a plurality of needle valves are arranged in parallel with each other in an injection molding manner, and the transverse cooling water pipe and the longitudinal cooling water pipe are respectively arranged in a staggered manner with the needle valves in the injection molding manner.
In the pouring cooling mechanism of the precise injection mold of the lightweight high-rigidity automobile air conditioner shell, the injection molding part comprises an injection molding main plate arranged above an injection molding lower mold, an injection molding main hole is formed in the injection molding main plate, and the injection molding main hole corresponds to the position of the injection molding hot runner of the needle valve.
In the pouring cooling mechanism of the light-weight high-rigidity precision injection mold for the automobile air conditioner shell, the material gathering ring is arranged at the top of the injection molding main plate and communicated with the injection molding main hole.
In the pouring cooling mechanism of the light-weight high-rigidity precision injection mold for the automobile air conditioner shell, the top of the injection molding main plate is further provided with a material gathering ring fixing plate, and the material gathering ring fixing plate are in clamping fit with each other.
Compared with the prior art, the utility model has the advantages that:
1. in the use process, the injection lower die and the injection upper die are close to each other, so that the upper die auxiliary forming block is abutted and matched with the lower die forming convex part to form a complete cavity, molten materials are injected from an injection molding part and then are injected into the cavity through the needle valve type pouring part, and a needle valve type hot runner form is adopted; and then can keep plastics in the runner to be in the melt all the time, avoid plastics to solidify in the runner, make its plastics sustainable carry out goods preparation, have and avoid the wasting of resources, advantages such as work efficiency height, after the completion of moulding plastics, carry out diversified synchronous cooling to the piece of moulding after the shaping through diversified synchronous cooling subassembly, improved the cooling efficiency of mould.
2. During injection molding, molten materials are injected into the injection molding main hole through the material gathering ring, the material gathering ring can be used for conveniently butting an externally-connected injection molding machine, the material gathering ring fixing plate is used for fixedly clamping the material gathering ring, the material gathering ring is prevented from shaking, and the stability is good.
Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a partial structural schematic diagram of the present invention.
Fig. 3 is a partial structural view in another aspect of the present invention.
Fig. 4 is a schematic structural view in another aspect of the present invention.
In the figure: the injection molding device comprises an injection molding lower die 1, an injection molding upper die 2, an upper die auxiliary forming block 3, a lower die forming convex part 4, an injection molding part 6, a needle valve type pouring part 7, a multi-direction synchronous cooling assembly 8, a transverse cooling water pipe 9, a longitudinal cooling water pipe 10, a lower die forming convex insert 11, a needle valve injection molding hot runner 12, an injection molding main board 13, an injection molding main hole 14, a material gathering ring 15 and a material gathering ring fixing plate 16.
Detailed Description
The utility model is further described below with reference to the accompanying drawings.
As shown in fig. 1-4, a pouring cooling body of accurate injection mould of high rigidity vehicle air conditioner casing of lightweight, including mould 1 and the mould 2 of moulding plastics down, mould 2 in be equipped with mould auxiliary forming piece 3 in moulding plastics, mould 1 in be equipped with lower mould shaping convex part 4 down, last mould auxiliary forming piece 3 and lower mould shaping convex part 4 the position corresponding and the shape match and fit, mould 2 top of moulding plastics be equipped with injection molding 6, injection molding 6 and last mould auxiliary forming piece 3 between be equipped with needle valve formula pouring part 7, last mould auxiliary forming piece 3 in be equipped with diversified synchronous cooling module 8, diversified synchronous cooling module 8 and needle valve formula pouring part 7 the position corresponding.
In the embodiment, in the using process, the injection lower die 1 and the injection upper die 2 are close to each other, so that the upper die auxiliary forming block 3 is abutted and matched with the lower die forming convex part 4 to form a complete cavity, molten materials are injected from the injection part 6 and then are injected into the cavity through the needle valve type pouring part 7, and a needle valve type hot runner form is adopted, compared with a cold runner system, the hot runner system heats the plastics in the runner through a heating wire, so that the temperature of the plastics in the runner and the temperature of the plastics in the injection molding machine can be kept synchronous, the plastics flow is more uniform, and the integral performance of a product is improved; and then can keep plastics in the runner to be in the melt all the time, avoid plastics to solidify in the runner, make its plastics sustainable carry out goods preparation, have and avoid the wasting of resources, advantages such as work efficiency height, after the completion of moulding plastics, carry out diversified synchronous cooling through diversified synchronous cooling subassembly 8 to the piece of moulding after the shaping, improved the cooling efficiency of mould.
Referring to fig. 1-4, the multi-directional synchronous cooling assembly 8 includes a plurality of transverse cooling water pipes 9 and a plurality of longitudinal cooling water pipes 10 disposed in the upper mold auxiliary forming block 3, and the transverse cooling water pipes 9 and the longitudinal cooling water pipes 10 are communicated with each other.
Specifically speaking, after the completion of moulding plastics, pour into cooling water into in horizontal condenser tube 9 and vertical condenser tube 10, cool off last mould auxiliary forming block 3 horizontal direction through horizontal condenser tube 9, cool off last mould auxiliary forming block 3 longitudinal direction through vertical condenser tube 10, form diversified synchronous cooling, improved the cooling efficiency of mould.
Referring to fig. 2 and 3, the transverse cooling water pipes 9 and the longitudinal cooling water pipes 10 are respectively arranged in a staggered manner with respect to the needle valve type pouring part 7, and the transverse cooling water pipes 9 and the longitudinal cooling water pipes 10 respectively correspond to the positions of the lower mold forming protrusions 4.
In the embodiment, the transverse cooling water pipes 9 and the longitudinal cooling water pipes 10 are respectively arranged in a staggered mode with the needle valve type pouring parts 7, material pouring and plastic part cooling are not interfered with each other, and the structure distribution is reasonable.
The lower die forming convex part 4 comprises a lower die forming convex insert 11 arranged in the injection molding lower die 1, and the lower die forming convex insert 11 corresponds to the upper die auxiliary forming block 3 in position and is matched with the upper die auxiliary forming block in shape.
In this embodiment, in the mold closing process, the lower mold molding convex insert 11 and the upper mold auxiliary molding block 3 are close to each other to form a complete cavity.
Referring to fig. 3, the transverse cooling water pipes 9 and the longitudinal cooling water pipes 10 are respectively arranged in a staggered manner with the convex insert 11 of the lower die forming.
In the embodiment, the transverse cooling water pipes 9 and the longitudinal cooling water pipes 10 are respectively arranged in a staggered manner with the lower die forming convex insert 11, and the forming and cooling of the plastic part are not interfered with each other.
Needle valve formula pouring portion 7 including set up a plurality of needle valves hot runner 12 of moulding plastics between injection molding 6 and last mould auxiliary forming block 3, a plurality of needle valves hot runner 12 bottoms of moulding plastics extend and let in to going up in the mould auxiliary forming block 3.
In the embodiment, in the injection molding process, the molten material is injected from the injection molding part 6, then the molten material is synchronously fed into the cavity through the needle valve injection hot runner 12, and the needle valve hot runner system is adopted, so that compared with a cold runner system, the hot runner system heats the plastic in the runner through a heating wire, the temperature of the plastic in the runner and the temperature of the plastic in the injection molding machine can be kept synchronous, the plastic flows more uniformly, and the integral performance of the product is improved; therefore, the plastic in the flow channel can be kept in a molten state all the time, the plastic is prevented from being solidified in the flow channel, the plastic can be continuously manufactured, and the plastic manufacturing device has the advantages of avoiding resource waste, being high in working efficiency and the like.
The needle valve injection molding hot runners 12 are arranged in parallel, and the transverse cooling water pipes 9 and the longitudinal cooling water pipes 10 are respectively arranged in a staggered mode with the needle valve injection molding hot runners 12.
In this embodiment, the structure distributes rationally, practices thrift the mould space.
The injection molding part 6 comprises an injection molding main board 13 arranged above the injection molding lower die 1, an injection molding main hole 14 is formed in the injection molding main board 13, and the injection molding main hole 14 corresponds to the position of the needle valve injection molding hot runner 12.
In this embodiment, during the injection molding process, the molten material is injected into the needle valve injection hot runner 12 from the injection main hole 14, and then the molten material is fed into the cavity through the needle valve injection hot runner 12 for injection molding.
Referring to fig. 1 and 4, a material gathering ring 15 is disposed on the top of the injection molding main plate 13, and the material gathering ring 15 is communicated with the injection molding main hole 14.
In this embodiment, during injection molding, the molten material is injected into the injection molding main hole 14 through the material gathering ring 15, and the material gathering ring 15 can facilitate butt joint of an external injection molding machine.
Referring to fig. 1 and 4, a material gathering ring fixing plate 16 is further disposed on the top of the injection molding main plate 13, and the material gathering ring 15 is engaged with the material gathering ring fixing plate 16.
In this embodiment, the material gathering ring fixing plate 16 is used for fixing the clamping material gathering ring 15, so as to prevent the material gathering ring 15 from shaking.
The working principle of the utility model is as follows:
in the using process, the injection lower die 1 and the injection upper die 2 are close to each other, so that the upper die auxiliary forming block 3 and the lower die forming convex insert 11 are in butt fit to form a complete cavity, a molten material is injected into an injection main hole 14 through a material gathering ring 15, the material gathering ring 15 can be convenient for butt joint of an external injection molding machine, the molten material is injected into a needle valve injection hot runner 12 through the injection main hole 14, the molten material is fed into the cavity through the needle valve injection hot runner 12 for injection, and a needle valve hot runner form is adopted, compared with a cold runner system, the hot runner system heats the plastic in a runner through a heating wire, so that the temperature of the plastic in the runner and the temperature of the plastic in the injection molding machine can be kept synchronous, the plastic flows more uniformly, and the overall performance of a product is improved; thereby keeping the plastic in the runner to be always in a molten state, avoiding the plastic from being solidified in the runner, ensuring that the plastic can be continuously manufactured, having the advantages of avoiding resource waste, high working efficiency and the like,
after the injection molding is finished, cooling water is injected into the transverse cooling water pipe 9 and the longitudinal cooling water pipe 10, the transverse direction of the upper die auxiliary forming block 3 is cooled through the transverse cooling water pipe 9, the longitudinal direction of the upper die auxiliary forming block 3 is cooled through the longitudinal cooling water pipe 10, the formed plastic part is cooled in a multi-direction synchronous manner, the cooling efficiency of the mold is improved,
during injection molding, the molten material is injected into the injection molding main hole 14 through the material gathering ring 15, the material gathering ring 15 can be convenient for butt joint of an externally connected injection molding machine,
gather material ring fixed plate 16 and be used for fixed joint gathering material ring 15, avoid gathering material ring 15 to take place to rock, stability is better.
The specific embodiments described herein are merely illustrative of the spirit of the utility model. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit of the utility model.
Although the terms of the lower injection mold 1, the upper injection mold 2, the auxiliary upper mold block 3, the lower mold molding protrusion 4, the injection molded part 6, the needle valve type pouring part 7, the multi-direction synchronous cooling assembly 8, the transverse cooling water pipe 9, the longitudinal cooling water pipe 10, the lower mold molding protrusion insert 11, the needle valve injection hot runner 12, the injection main plate 13, the injection main hole 14, the gathering ring 15, the gathering ring fixing plate 16, etc. are used more frequently, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention and they are to be interpreted as any additional limitation which is not in accordance with the spirit of the present invention.
Claims (10)
1. The utility model provides a pouring cooling body of high rigidity vehicle air conditioner casing precision injection mould of lightweight, mould (2) including moulding plastics lower mould (1) and moulding plastics, its characterized in that, mould plastics and be equipped with in mould (2) and go up mould auxiliary forming piece (3), mould plastics lower mould (1) in be equipped with lower mould shaping convex part (4), last mould auxiliary forming piece (3) and the corresponding and shape of position of lower mould shaping convex part (4) match and fit, mould plastics and be equipped with injection molding (2) top and be equipped with injection molding (6), injection molding (6) and last mould auxiliary forming piece (3) between be equipped with needle valve formula pouring portion (7), last mould auxiliary forming piece (3) in be equipped with diversified synchronous cooling module (8), diversified synchronous cooling module (8) and needle valve formula pouring portion (7) the position corresponding.
2. The pouring cooling mechanism of the precision injection mold for the air conditioner shell of the light-weight high-rigidity automobile according to claim 1, characterized in that the multi-direction synchronous cooling component (8) comprises a plurality of transverse cooling water pipes (9) and longitudinal cooling water pipes (10) which are arranged in the upper mold auxiliary forming block (3), and the transverse cooling water pipes (9) and the longitudinal cooling water pipes (10) are communicated.
3. The pouring cooling mechanism of the precision injection mold for the air conditioner shell of the light-weight high-rigidity automobile as claimed in claim 2, characterized in that the transverse cooling water pipes (9) and the longitudinal cooling water pipes (10) are respectively arranged in a staggered manner with the needle valve type pouring parts (7), and the transverse cooling water pipes (9) and the longitudinal cooling water pipes (10) respectively correspond to the positions of the molding convex parts (4) of the lower mold.
4. The pouring cooling mechanism of the precision injection mold for the air conditioner shell of the light-weight high-rigidity automobile as claimed in claim 3, characterized in that the lower mold forming convex part (4) comprises a lower mold forming convex insert (11) arranged in the lower injection mold (1), and the lower mold forming convex insert (11) corresponds to the upper mold auxiliary forming block (3) in position and is matched in shape.
5. The pouring cooling mechanism of the precision injection mold for the air conditioner shell of the light-weight high-rigidity automobile as claimed in claim 4, characterized in that the transverse cooling water pipes (9) and the longitudinal cooling water pipes (10) are respectively arranged in a staggered manner with the convex insert blocks (11) formed by the lower mold.
6. The pouring cooling mechanism of the precision injection mold for the air conditioner shell of the light-weight high-rigidity automobile according to claim 5, characterized in that the needle valve type pouring part (7) comprises a plurality of needle valve injection hot runners (12) arranged between the injection molding part (6) and the upper mold auxiliary molding block (3), and the bottoms of the plurality of needle valve injection hot runners (12) extend into the upper mold auxiliary molding block (3).
7. The pouring cooling mechanism of the precision injection mold of the air conditioner shell of the light-weight high-rigidity automobile as claimed in claim 6, wherein the needle valve injection hot runners (12) are arranged in parallel, and the transverse cooling water pipes (9) and the longitudinal cooling water pipes (10) are respectively arranged in a staggered manner with the needle valve injection hot runners (12).
8. The pouring cooling mechanism of the precision injection mold of the lightweight high-rigidity automobile air conditioner shell according to claim 7, characterized in that the injection molding part (6) comprises an injection molding main plate (13) arranged above the injection molding lower mold (1), an injection molding main hole (14) is arranged in the injection molding main plate (13), and the injection molding main hole (14) corresponds to the needle valve injection molding hot runner (12).
9. The pouring cooling mechanism of the precision injection mold for the lightweight high-rigidity automobile air conditioner shell according to claim 8, characterized in that a material gathering ring (15) is arranged at the top of the injection main plate (13), and the material gathering ring (15) is communicated with the injection main hole (14).
10. The pouring and cooling mechanism of the precision injection mold for the lightweight high-rigidity automobile air conditioner shell according to claim 9, characterized in that a material gathering ring fixing plate (16) is further arranged on the top of the injection main plate (13), and the material gathering ring (15) is in clamping fit with the material gathering ring fixing plate (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220056494.5U CN216885007U (en) | 2022-01-10 | 2022-01-10 | Pouring cooling mechanism of precise injection mold of light high-rigidity automobile air conditioner shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220056494.5U CN216885007U (en) | 2022-01-10 | 2022-01-10 | Pouring cooling mechanism of precise injection mold of light high-rigidity automobile air conditioner shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216885007U true CN216885007U (en) | 2022-07-05 |
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ID=82212648
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220056494.5U Active CN216885007U (en) | 2022-01-10 | 2022-01-10 | Pouring cooling mechanism of precise injection mold of light high-rigidity automobile air conditioner shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216885007U (en) |
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2022
- 2022-01-10 CN CN202220056494.5U patent/CN216885007U/en active Active
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