CN219968741U - Injection molding device for automobile support - Google Patents
Injection molding device for automobile support Download PDFInfo
- Publication number
- CN219968741U CN219968741U CN202321203850.2U CN202321203850U CN219968741U CN 219968741 U CN219968741 U CN 219968741U CN 202321203850 U CN202321203850 U CN 202321203850U CN 219968741 U CN219968741 U CN 219968741U
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- CN
- China
- Prior art keywords
- molding
- section
- injection molding
- automobile
- die
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- 238000001746 injection moulding Methods 0.000 title claims abstract description 21
- 238000000465 moulding Methods 0.000 claims abstract description 46
- 238000001816 cooling Methods 0.000 claims abstract description 42
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 13
- 238000007493 shaping process Methods 0.000 claims description 10
- 238000004062 sedimentation Methods 0.000 claims description 5
- 230000003044 adaptive effect Effects 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 claims 2
- 229920003023 plastic Polymers 0.000 claims 1
- 239000004033 plastic Substances 0.000 claims 1
- 239000012535 impurity Substances 0.000 description 8
- 239000000110 cooling liquid Substances 0.000 description 6
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000001556 precipitation Methods 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model discloses an injection molding device for an automobile bracket, which comprises an upper die and a lower die, wherein the upper die is positioned above the lower die and can move downwards to be matched with the lower die, an upper cavity is formed in the upper die, a lower cavity is formed in the lower die, the upper cavity and the lower cavity form a molding cavity for injection molding of the automobile bracket when the upper die and the lower die are matched, a molding column for molding an assembly hole is fixed on the inner wall of the upper cavity, and a first cooling runner is arranged in the molding column.
Description
Technical Field
The utility model relates to the technical field of automobile bracket production, in particular to an injection molding device for an automobile bracket.
Background
When the automobile bracket is used, the assembly holes are formed in the automobile bracket generally, when the automobile bracket is subjected to injection molding, a cooling flow passage is arranged in an injection mold for improving the cooling molding speed of the automobile bracket, cooling liquid takes away the heat of the automobile bracket to cool the automobile bracket when passing through the cooling flow passage, but the cooling flow passage is generally horizontally paved in the inner wall of the injection mold, and the middle part of the automobile cannot be cooled.
Disclosure of Invention
In order to solve the technical problems in the background art, the utility model provides an injection molding device for an automobile bracket.
The utility model provides an injection molding device for an automobile bracket, which comprises an upper die and a lower die, wherein the upper die is positioned above the lower die and can move downwards to be matched with the lower die, an upper cavity is formed in the upper die, a lower cavity is formed in the lower die, the upper cavity and the lower cavity form a molding cavity for injection molding of the automobile bracket when the upper die and the lower die are matched, a molding column for molding an assembly hole is fixed on the inner wall of the upper cavity, and a first cooling runner is arranged in the molding column.
Preferably, the upper mold is further provided with an S-shaped second cooling runner.
Preferably, the first cooling flow passage is connected in series with the second cooling flow passage.
Preferably, the first cooling flow passage is formed by sequentially communicating a spiral water inlet section and a vertical water outlet section.
Preferably, the forming column is positioned below the first cooling flow passage and is also provided with a sedimentation tank, and the sedimentation tank is communicated with the water outlet section.
The shaping post comprises first shaping section and second shaping section, and first shaping section and last die cavity roof fixed connection, second shaping section demountable installation is in the bottom of first shaping section, and the precipitation tank is located on the second shaping section.
Preferably, the top end of the second molding section is provided with a plug-in part, the outer ring of the plug-in part is provided with a first thread, the first molding section is provided with a plug-in groove matched and plugged with the plug-in part, and the inner wall of the plug-in groove is provided with a second thread which is in adaptive screwing connection with the first thread.
According to the injection mold provided by the utility model, the first cooling runner arranged in the molding column extends into the assembly hole of the automobile bracket, and the molding column penetrates through the automobile, so that the first cooling runner can cool the middle part of the automobile bracket, the cooling molding efficiency of the automobile bracket is improved, the second molding section forming the molding column is detachably connected with the first molding section, and impurities in the runner can be cleaned after the second molding section is detached.
Drawings
FIG. 1 is a cross-sectional view showing the overall structure of an upper mold and a lower mold in an injection molding apparatus for an automotive bracket according to the present utility model;
fig. 2 is a schematic view of a first cooling flow channel in an injection molding device for an automobile bracket according to the present utility model.
Detailed Description
Referring to fig. 1, the injection molding device for an automobile bracket provided by the utility model comprises an upper die 1 and a lower die 2, wherein the upper die 1 is positioned above the lower die 2 and can move downwards to be matched with the lower die 2, an upper cavity 11 is formed in the upper die 1, a lower cavity 21 is formed in the lower die 2, the upper cavity 11 and the lower cavity 21 form a molding cavity for injection molding of the automobile bracket when the upper die 1 and the lower die 2 are matched, a molding column 3 for molding an assembly hole is fixed on the inner wall of the upper cavity 11, and a first cooling runner 31 is arranged in the molding column 3.
After injection molding is completed, the workpiece in the molding cavity needs to be cooled, and the cooling liquid cools the inner wall of the automobile bracket assembly hole when flowing through the first cooling flow passage 31, so that the cooling efficiency is improved.
In the above embodiment, the second cooling runner 22 of S-shape is also provided in the upper die 1, the second cooling runner 22 cools the entire automobile bracket, and the second cooling runner 22 communicates with the external coolant circulation device.
In the above embodiment, the first cooling flow passage 31 may be separately communicated with the external circulation device, but such an arrangement will increase the production cost, so that in order to reduce the production cost, the first cooling flow passage 31 is connected in series with the second cooling flow passage 22, and the cooling liquid flows in one direction when the first cooling flow passage 31 and the second cooling flow passage 22 are connected in series.
For the cooling efficiency of the first cooling flow passage 31, the first cooling flow passage 31 is composed of a spiral water inlet section 311 and a vertical water outlet section 312 which are sequentially communicated, and the axis of the spiral water inlet section 311 is collinear with the axis of the forming column 3, with particular reference to fig. 2.
It should be further noted that, after a period of use, impurities may appear in the cooling liquid, in order to reduce the probability of blocking the flow channel by the impurities, the forming column 3 is further provided with a settling tank 34 at a position below the first cooling flow channel 31, the settling tank 34 is communicated with the water outlet section 312, the cooling liquid enters the spiral water inlet section 311 through the inlet of the first cooling flow channel 31, and when flowing to the water outlet section 312 through the water inlet section 311, the impurities in the cooling liquid can be settled into the settling tank 34, thereby reducing the impurities flowing in the cooling flow channel.
In order to facilitate cleaning of the first cooling runner 31 and the second cooling runner 22, the molding column 3 is composed of a first molding section 35 and a second molding section 36, the first molding section 35 is fixedly connected with the inner top wall of the upper cavity 11, the second molding section 36 is detachably mounted at the bottom end of the first molding section 35, and the settling tank 34 is located on the second molding section 36.
During cleaning, the second molding section 36 is detached from the first molding section 35 to clean impurities accumulated in the precipitation tank 34, and when the cooling flow channel is required to be washed, the part positioned at the front end of the precipitation tank 34 can be washed first, and after the washing of the impurities in the cooling flow channel is completed, the second molding section 36 is assembled, so that the impurities in the flow channel are prevented from flowing together and accumulating together to cause the flow channel to be blocked.
In order to realize the detachable installation of the second molding section 36 on the first molding section 35, the top end of the second molding section 36 is provided with a plug-in part, the outer ring of the plug-in part is provided with a first thread, the first molding section 35 is provided with a plug-in groove matched and plugged with the plug-in part, and the inner wall of the plug-in groove is provided with a second thread which is in adaptive and screwed connection with the first thread.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (7)
1. The utility model provides an injection molding device for automobile stand, have the pilot hole on the automobile stand, a serial communication port, including last mould (1), bed die (2), last mould (1) are located bed die (2) top and can down move and bed die (2) compound die, last die cavity (11) have been seted up on last mould (1), lower die cavity (21) have been seted up on bed die (2), go up die cavity (11) and lower die cavity (21) and constitute automobile stand when last mould (1) and bed die (2) compound die and mould plastics and use the shaping chamber, be fixed with on last die cavity (11) inner wall and be used for pilot hole fashioned shaping post (3), be equipped with first cooling runner (31) in shaping post (3).
2. An injection molding apparatus for an automotive bracket according to claim 1, characterized in that the upper mold (1) is further provided with a second cooling runner (22) of S-shape.
3. An injection molding apparatus for an automotive vehicle bracket according to claim 2, characterized in that the first cooling flow passage (31) is connected in series with the second cooling flow passage (22).
4. The injection molding device for the automobile bracket according to claim 1, wherein the first cooling flow passage (31) is formed by sequentially communicating a spiral water inlet section (311) and a vertical water outlet section (312).
5. The injection molding device for the automobile bracket according to claim 4, wherein the forming column (3) is further provided with a sedimentation tank (34) at a position below the first cooling flow passage (31), and the sedimentation tank (34) is communicated with the water outlet section (312).
6. The injection molding device for the automobile bracket according to claim 5, wherein the molding column (3) is composed of a first molding section (35) and a second molding section (36), the first molding section (35) is fixedly connected with the inner top wall of the upper cavity (11), the second molding section (36) is detachably arranged at the bottom end of the first molding section (35), and the sedimentation tank (34) is positioned on the second molding section (36).
7. The injection molding device for the automobile bracket according to claim 6, wherein the top end of the second molding section (36) is provided with a plug-in part, the outer ring of the plug-in part is provided with a first thread, the first molding section (35) is provided with a plug-in groove matched and plugged with the plug-in part, and the inner wall of the plug-in groove is provided with a second thread which is in adaptive and screwed connection with the first thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321203850.2U CN219968741U (en) | 2023-05-18 | 2023-05-18 | Injection molding device for automobile support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321203850.2U CN219968741U (en) | 2023-05-18 | 2023-05-18 | Injection molding device for automobile support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219968741U true CN219968741U (en) | 2023-11-07 |
Family
ID=88592563
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321203850.2U Active CN219968741U (en) | 2023-05-18 | 2023-05-18 | Injection molding device for automobile support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219968741U (en) |
-
2023
- 2023-05-18 CN CN202321203850.2U patent/CN219968741U/en active Active
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