CN214239367U - Layering injection mold for thick-wall lens of LED headlamp of electric vehicle - Google Patents
Layering injection mold for thick-wall lens of LED headlamp of electric vehicle Download PDFInfo
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- CN214239367U CN214239367U CN202022249961.XU CN202022249961U CN214239367U CN 214239367 U CN214239367 U CN 214239367U CN 202022249961 U CN202022249961 U CN 202022249961U CN 214239367 U CN214239367 U CN 214239367U
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Abstract
The utility model provides an electric motor car LED headlamp thick wall lens layering injection mold belongs to the mould and makes technical field. It has solved the poor problem of current injection mold headlamp housing shaping quality. This layering injection mold of thick wall lens of electric motor car LED headlamp, including movable mould and cover half, be formed with between movable mould and the cover half and be used for surrounding fashioned first molding cavity on the product, the fashioned second molding cavity of lamp housing and be used for surrounding fashioned third molding cavity under the product, first molding cavity and the vertical distribution of third molding cavity, second molding cavity sets up downwards towards the slope of third molding cavity and communicates first molding cavity and third molding cavity, the mouth of moulding plastics has been seted up on the movable mould, it moulds plastics the runner to be equipped with between mouth of moulding plastics and the first molding cavity. The utility model has the advantages of stable forming structure.
Description
Technical Field
The utility model belongs to the technical field of the mould is made, a electric motor car LED headlamp thick wall lens layering injection mold is related to.
Background
The injection mould is a tool for producing plastic products, and is also a tool for endowing the plastic products with complete structures and accurate sizes, the injection moulding is a processing method used when producing some parts with complex shapes in batches, and specifically, the injection mould is used for injecting heated and melted plastics into a mould cavity by an injection moulding machine at high pressure, and obtaining a formed product after cooling and solidification.
Electric motor car LED headlamp housing is the common product through injection mold machine-shaping, and the current mould that is used for this product to mould plastics is mostly all to set up the mouth of moulding plastics on the lamp housing, and the shaping chamber through the lamp housing is to both sides diffusion molding, because the structure of encircleing of headlamp lamp housing both sides is comparatively complicated, when utilizing this type of structure to carry out injection moulding, cause easily that the material of the edge of encircleing of one end is surplus, the problem that the shaping material of the edge of encircleing of one end is not enough.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the above problem, a electric motor car LED headlamp thick wall lens layering injection mold that shaping stable in structure is provided.
In order to achieve the above purpose, the utility model adopts the following technical proposal:
the utility model provides an electric motor car LED headlamp thick wall lens layering injection mold, includes movable mould and cover half, movable mould and cover half between be formed with and be used for surrounding fashioned first one-tenth die cavity on the product, be used for the fashioned second one-tenth die cavity of lamp housing and be used for the fashioned third one-tenth die cavity of product lower surrounding, first one-tenth die cavity and the vertical distribution of third one-tenth die cavity, second one-tenth die cavity incline to set up downwards and communicate first one-tenth die cavity and third one-tenth die cavity towards third one-tenth die cavity, the movable mould on seted up the mouth of moulding plastics, it moulds plastics the runner to be equipped with between mouth of moulding plastics and the first one-tenth die cavity.
In foretell electric motor car LED headlamp thick wall lens layering injection mold, the movable mould include the cope match-plate pattern and set up the last shaping piece in the cope match-plate pattern, the cover half include the lower bolster and set up the lower shaping piece in the lower bolster.
In the layered injection mold for the thick-wall lens of the LED headlamp of the electric vehicle, the first molding cavity, the second molding cavity and the third molding cavity are formed between the upper molding block and the lower molding block.
In the layered injection mold for the thick-wall lens of the LED headlamp of the electric vehicle, the injection molding runner comprises a receiving part matched with the injection molding port and an injection molding part facing the first molding cavity, and the upper molding block is provided with an injection molding notch communicated with the injection molding runner and the first molding cavity.
In the layered injection mold for the thick-wall lens of the LED headlamp of the electric vehicle, the injection notch is in an arc shape and is bent upwards.
In the layered injection mold for the thick-wall lens of the LED headlamp of the electric vehicle, the receiving part is connected with the injection part and is arranged in a semicircular shape.
In foretell electric motor car LED headlamp thick wall lens layering injection mold, the cover half in be provided with the roof that can reciprocate towards the movable mould, the roof on be provided with a plurality of runner ejector pin that can penetrate to moulding plastics in the runner and penetrate to the third ejector pin in the third molding cavity.
In the layered injection mold for the thick-wall lens of the LED headlamp of the electric vehicle, the number of the runner ejector rods is two, and the two runner ejector rods are respectively positioned in the receiving part and the injection part.
In the layered injection mold for the thick-wall lens of the LED headlamp of the electric vehicle, the movable molds are provided with cooling structures distributed towards the second molding cavity.
In foretell electric motor car LED headlamp thick wall lens layering injection mold, cooling structure including set up the runner of advancing on the cope match-plate pattern and set up a plurality of cooling flow ways in last forming block, a plurality of cooling flow way be the annular and distribute, and be connected through the transition runner between the adjacent cooling flow way.
Compared with the prior art, the utility model has the advantages of:
1. the utility model discloses a first molding cavity and the vertical distribution of third molding cavity, second molding cavity slope sets up downwards towards third molding cavity and communicates first molding cavity and third molding cavity, and the material of moulding plastics gets into rethread second molding cavity from first molding cavity and flow into third molding cavity with higher speed and accomplish to mould plastics, adopts the structural style of layering to promote the fashioned quality of product.
2. The utility model discloses a breach of moulding plastics and having the transition face between the portion of moulding plastics, the breach of moulding plastics is arc kickup and sets up and can reduce the velocity of flow for promote the stability that the liquid of moulding plastics flows.
3. The utility model discloses a be provided with on the roof and can penetrate to a plurality of runner ejector pin in the runner of moulding plastics and penetrate to the third ejector pin in the third becomes die cavity, come to carry out the drawing of patterns to the product through setting up two ejector pins, improve drawing of patterns efficiency.
Additional advantages, objects, and features of the invention 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 invention.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a structural sectional view of the present invention.
Fig. 3 is a structural distribution diagram of the cooling structure of the present invention.
Fig. 4 is a structural diagram of the injection molding runner of the present invention.
In the figure, 1, a moving die; 2. fixing a mold; 3. a first molding cavity; 4. a second molding cavity; 5. a third molding cavity; 6. an injection molding port; 7. injection molding a runner; 8. mounting a template; 9. an upper forming block; 10. a lower template; 11. a lower forming block; 12. a receiving section; 13. an injection molding part; 14. injection molding a notch; 15. a top plate; 16. a runner ejector rod; 17. a third ejector rod; 18. a cooling structure; 19. a flow inlet channel; 20. a cooling flow channel; 21. a transition flow passage.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
As shown in fig. 1 to 3, the layered injection mold for the thick-walled lens of the LED headlamp of the electric vehicle comprises a movable mold 1 and a fixed mold 2, wherein a first molding cavity 3 for surrounding molding on a product, a second molding cavity 4 for molding a lamp housing and a third molding cavity 5 for surrounding molding under the product are formed between the movable mold 1 and the fixed mold 2, the first molding cavity 3 and the third molding cavity 5 are vertically distributed, the second molding cavity 4 is obliquely and downwardly arranged towards the third molding cavity 5 and is communicated with the first molding cavity 3 and the third molding cavity 5, an injection port 6 is formed in the movable mold 1, and an injection runner 7 is arranged between the injection port 6 and the first molding cavity 3.
In this embodiment, after the movable mold 1 and the fixed mold 2 are closed, the second molding cavity 4 for molding the lamp housing is communicated with the first molding cavity 3 and the third molding cavity 5, the injection port 6 is arranged on one side of the first molding cavity 3, an injection molding material enters from the first molding cavity 3 and then flows to the third molding cavity 5 through the second molding cavity 4 in an accelerated manner to complete injection molding, and the quality of product molding is improved by adopting a layered structure mode.
In the present embodiment, the movable mold 1 includes an upper mold plate 8 and an upper molding block 9 disposed in the upper mold plate 8, and the fixed mold 2 includes a lower mold plate 10 and a lower molding block 11 disposed in the lower mold plate 10. Preferably, the upper template 8 and the upper forming block 9 can be detachably connected through bolts, and the lower template 10 and the lower forming block 11 can be detachably connected through bolts.
In the present embodiment, the first molding cavity 3, the second molding cavity 4, and the third molding cavity 5 are formed between the upper molding block 9 and the lower molding block 11.
Referring to fig. 4, in the present embodiment, the injection runner 7 includes a receiving portion 12 matched with the injection port 6 and an injection portion 13 facing the first molding cavity 3, and the upper molding block 9 is provided with an injection notch 14 communicating the injection runner 7 and the first molding cavity 3. The injection port 6 injects injection liquid into the receiving portion 12, and then the material in the receiving portion 12 turns to flow into the injection portion 13, and finally enters the molding cavity through the injection notch 14.
Preferably, the injection notches 14 are curved upward. The injection molding notch 14 is arranged in an arc shape and is bent upwards, so that the flow speed can be reduced, and the flowing stability of injection molding liquid can be improved.
In order to slow down the flow rate of the injection liquid, the receiving portion 12 is connected to the injection portion 13 in a semicircular shape.
In this embodiment, a top plate 15 capable of moving up and down toward the movable mold 1 is disposed in the fixed mold 2, and a plurality of runner ejection rods 16 capable of penetrating into the injection runner 7 and a third ejection rod 17 capable of penetrating into the third molding cavity 5 are disposed on the top plate 15.
The top plate 15 can be moved by an external cylinder or an oil cylinder, when a product is completely molded, the top plate 15 moves towards one side of the movable mold 1 to push the runner ejector rod 16 and the third ejector rod 17 to perform ejection movement, and the runner ejector rods abut against the product to help the product to be demolded.
Preferably, the number of the runner ejector rods 16 is two, and the two runner ejector rods 16 are respectively positioned in the receiving part 12 and the injection part 13, so that the part of the injection molding material in the injection molding runner 7 can be integrally ejected out, and the demolding is convenient.
In this embodiment, the movable dies 1 are each provided with a cooling structure 18 distributed toward the second molding cavity 4, the cooling structure 18 includes an inlet channel 19 disposed on the upper mold plate 8 and a plurality of cooling channels 20 disposed in the upper molding block 9, the plurality of cooling channels 20 are distributed annularly, and adjacent cooling channels 20 are connected by a transition channel 21.
The utility model discloses a theory of operation does: after the movable die 1 and the fixed die 2 are closed and covered, a second molding cavity 4 for molding the lamp shade shell is communicated with a first molding cavity 3 and a third molding cavity 5, an external injection molding machine is arranged on one side of the first molding cavity 3 through an injection port 6, injection molding liquid is injected into the receiving part 12, then the material in the receiving part 12 turns to flow into the injection molding part 13, and finally enters the molding cavity through the injection molding gap 14, when the product is completely molded, the top plate 15 moves towards one side of the movable die 1 to push the runner ejector rod 16 and the third ejector rod 17 to perform ejection movement, and the top plate is abutted to the product to help the product to perform demolding.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Although the terms of the movable mold 1, the fixed mold 2, the first molding cavity 3, the second molding cavity 4, the third molding cavity 5, the injection port 6, the injection runner 7, the upper mold plate 8, the upper molding block 9, the lower mold plate 10, the lower molding block 11, the receiving portion 12, the injection portion 13, the injection notch 14, the top plate 15, the runner ejector 16, the third ejector 17, the cooling structure 18, the intake runner 19, the cooling runner 20, the transition runner 21, and the like are used more frequently herein, 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 should not be interpreted as imposing any additional limitations that are contrary to the spirit of the present invention.
Claims (10)
1. The utility model provides an electric motor car LED headlamp thick wall lens layering injection mold, includes movable mould (1) and cover half (2), characterized in that, movable mould (1) and cover half (2) between be formed with be used for on the product surround fashioned first one-tenth die cavity (3), be used for lamp housing fashioned second one-tenth die cavity (4) and be used for under the product surround fashioned third one-tenth die cavity (5), first one-tenth die cavity (3) and third one-tenth die cavity (5) vertical distribution, second one-tenth die cavity (4) incline downwards towards third one-tenth die cavity (5) and set up and communicate first one-tenth die cavity (3) and third one-tenth die cavity (5), movable mould (1) on seted up mouth (6) of moulding plastics, be equipped with between mouth (6) of moulding plastics and first one-tenth die cavity (3) and mould a runner (7).
2. The layering injection mold for the LED thick-wall lens of the electric vehicle is characterized in that the movable mold (1) comprises an upper mold plate (8) and an upper molding block (9) arranged in the upper mold plate (8), and the fixed mold (2) comprises a lower mold plate (10) and a lower molding block (11) arranged in the lower mold plate (10).
3. The layering injection mold for the LED headlamp thick-wall lens of the electric vehicle as claimed in claim 2, wherein the first molding cavity (3), the second molding cavity (4) and the third molding cavity (5) are formed between the upper molding block (9) and the lower molding block (11).
4. The layering injection mold for the LED headlamp thick-walled lens of the electric vehicle as claimed in claim 2, wherein the injection runner (7) comprises a receiving part (12) matched with the injection port (6) and an injection part (13) facing the first molding cavity (3), and the upper molding block (9) is provided with an injection notch (14) communicating the injection runner (7) with the first molding cavity (3).
5. The layering injection mold of the LED headlamp thick-wall lens of the electric vehicle as claimed in claim 4, wherein the injection notch (14) is arranged in an arc shape and is bent upwards.
6. The layering injection mold for the LED headlamp thick-wall lens of the electric vehicle as claimed in claim 4, wherein the receiving portion (12) is connected with the injection portion (13) and is arranged in a semicircular shape.
7. The layering injection mold of the LED headlamp thick-wall lens of the electric vehicle as claimed in claim 1, wherein a top plate (15) capable of moving up and down towards the moving mold (1) is arranged in the fixed mold (2), and a plurality of runner ejector rods (16) capable of penetrating into the injection runner (7) and a third ejector rod (17) capable of penetrating into the third molding cavity (5) are arranged on the top plate (15).
8. The layering injection mold for the LED headlamp thick-wall lens of the electric vehicle as claimed in claim 7, wherein the number of the runner push rods (16) is two, and the two runner push rods (16) are respectively located in the receiving portion (12) and the injection portion (13).
9. The layering injection mold of the LED headlamp thick-wall lens of the electric vehicle as claimed in claim 2, wherein the movable molds (1) are provided with cooling structures (18) distributed towards the second molding cavity (4).
10. The layering injection mold for LED headlamp thick-wall lenses of electric vehicles according to claim 9, wherein the cooling structure (18) comprises an inlet channel (19) arranged on the upper mold plate (8) and a plurality of cooling channels (20) arranged in the upper molding block (9), the plurality of cooling channels (20) are distributed in a ring shape, and adjacent cooling channels (20) are connected through a transition channel (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022249961.XU CN214239367U (en) | 2020-10-12 | 2020-10-12 | Layering injection mold for thick-wall lens of LED headlamp of electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022249961.XU CN214239367U (en) | 2020-10-12 | 2020-10-12 | Layering injection mold for thick-wall lens of LED headlamp of electric vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214239367U true CN214239367U (en) | 2021-09-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022249961.XU Active CN214239367U (en) | 2020-10-12 | 2020-10-12 | Layering injection mold for thick-wall lens of LED headlamp of electric vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214239367U (en) |
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2020
- 2020-10-12 CN CN202022249961.XU patent/CN214239367U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220921 Address after: No. 65, Jiangshan Road (South), Jiangkou Street, Huangyan District, Taizhou City, Zhejiang Province, 318020 Patentee after: Zhejiang Xinyi lamp Co.,Ltd. Address before: 318020 No. 2 Houshi Road, West Industrial Park, economic and Technological Development Zone, Huangyan District, Taizhou City, Zhejiang Province Patentee before: ZHEJIANG CHUXIN LIGHTING Co.,Ltd. |
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| TR01 | Transfer of patent right |