CN220373799U - High-precision automobile glass fiber reinforced plastic exterior trim part die - Google Patents
High-precision automobile glass fiber reinforced plastic exterior trim part die Download PDFInfo
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- CN220373799U CN220373799U CN202322258397.1U CN202322258397U CN220373799U CN 220373799 U CN220373799 U CN 220373799U CN 202322258397 U CN202322258397 U CN 202322258397U CN 220373799 U CN220373799 U CN 220373799U
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- exterior trim
- trim part
- parting surface
- glass fiber
- fiber reinforced
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- 239000011152 fibreglass Substances 0.000 title claims abstract description 25
- 238000000465 moulding Methods 0.000 claims abstract description 47
- 238000001816 cooling Methods 0.000 claims description 25
- 239000003292 glue Substances 0.000 claims description 12
- 238000009966 trimming Methods 0.000 claims description 12
- 229910000831 Steel Inorganic materials 0.000 claims description 2
- 239000011521 glass Substances 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 238000001746 injection moulding Methods 0.000 abstract description 7
- 238000005034 decoration Methods 0.000 abstract description 5
- 239000000110 cooling liquid Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Moulds For Moulding Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model provides a high-precision automobile glass fiber reinforced plastic exterior trim part die, and belongs to the technical field of dies. The mold comprises an upper mold plate and a lower mold plate, wherein a movable mold core and a fixed mold core are respectively arranged on the upper mold plate and the lower mold plate, a double outer decoration piece one-step molding structure is arranged between the movable mold core and the fixed mold core, and a parting surface structure is further arranged on the movable mold core and the fixed mold core bracket. The one-time forming structure of the double outer ornaments between the fixed die core and the movable die core can be used for one-time injection molding of two different outer ornaments, so that the die sinking cost of at least one pair of dies can be reduced during production of the outer ornaments, the smoothness of the outer ring surface of a product can be improved through the parting surface structure, and burrs are prevented from being generated on the outer ring surface of the outer ornament product.
Description
Technical Field
The utility model belongs to the technical field of dies, and relates to a high-precision automobile glass fiber reinforced plastic exterior trim part die.
Background
The automobile glass fiber reinforced plastic exterior trimming parts are of various types, so that when the exterior trimming parts are produced, each exterior trimming part needs to be provided with a pair of dies for injection molding, and the production cost is high.
For example, china patent discloses an injection mold for automobile exterior trimming parts [ application number: 201920678909.0 the device comprises a fixed die assembly, a movable die assembly, a hot runner mechanism and an ejection mechanism, wherein the fixed die assembly comprises a fixed die fixing plate, a fixed die plate and a fixed die core, the movable die assembly comprises a movable die core, a movable die plate, a movable die supporting plate and a movable die fixing plate, the fixed die core is buckled on the movable die core, the fixed die core and the movable die core enclose a die cavity, the fixed die core and the movable die core are respectively provided with a sub-runner communicated with the die cavity, the hot runner mechanism is arranged on the fixed die assembly, a discharge port of the hot runner mechanism is communicated with the sub-runner on the fixed die core, the ejection mechanism is opposite to the die cavity, the die cavity is a die cavity processed according to a three-dimensional product model, and the three-dimensional product model is a three-dimensional product model obtained by simulation after the pre-deformation of an injection molding is analyzed by adopting existing die flow analysis software.
Disclosure of Invention
The utility model aims to solve the problems and provides a high-precision automobile glass fiber reinforced plastic exterior trim part die.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a high-accuracy automobile glass steel exterior trimming part mould, includes cope match-plate pattern and lower bolster, cope match-plate pattern and lower bolster on be provided with movable mould benevolence and cover half benevolence respectively, movable mould benevolence and cover half benevolence between be equipped with two exterior trimming part one shot forming structures, movable mould benevolence and cover half benevolence support still be equipped with parting surface structure.
In the high-precision automobile glass fiber reinforced plastic exterior trim part mold, the double exterior trim part one-step molding structure comprises a first exterior trim part molding cavity and at least a second exterior trim part molding cavity, wherein the first exterior trim part molding cavity and the second exterior trim part molding cavity are annularly arranged, and the second exterior trim part molding cavity is positioned at the hollow part of the inner side of the first exterior trim part molding cavity.
In the high-precision automobile glass fiber reinforced plastic exterior trim part mold, two exterior trim part forming cavities are arranged.
In the high-precision automobile glass fiber reinforced plastic exterior trim part mold, the two exterior trim part forming cavities are symmetrically arranged along the center line of the first exterior trim part forming cavity.
In the high-precision automobile glass fiber reinforced plastic exterior trim part mold, a groove is formed at the hollow part of the movable mold core, which is positioned at the inner side of the molding cavity of the exterior trim part, a convex block is formed at the hollow part of the fixed mold core, which is positioned at the inner side of the molding cavity of the exterior trim part, and the molding cavities of the exterior trim part are formed between the bottom surface of the groove and the top surface of the convex block.
In the high-precision automobile glass fiber reinforced plastic exterior trim part mold, the parting surface structure comprises a first parting surface arranged on the outer side wall of the movable mold core and a second parting surface arranged on the outer side wall of the fixed mold core, and the first parting surface and the second parting surface are in sliding fit and are provided with round corners or chamfers at the top ends.
In the high-precision automobile glass fiber reinforced plastic exterior trim part mold, the parting surface structure further comprises a third parting surface arranged on the inner side wall of the groove and a fourth parting surface arranged on the outer side wall of the lug, and the third parting surface and the fourth parting surface are in sliding fit and are provided with round corners or chamfers at the top ends.
In the high-precision automobile glass fiber reinforced plastic exterior trim part mold, the upper mold plate is also provided with a plurality of glue inlet holes, and the first exterior trim part molding cavity and the second exterior trim part molding cavity are both connected with at least one glue inlet hole.
In the high-precision automobile glass fiber reinforced plastic exterior trimming part mold, the upper mold plate and the lower mold plate are also provided with upper and lower side balanced cooling structures.
In the high-precision automobile glass fiber reinforced plastic exterior trimming part mold, the upper side and lower side balanced cooling structure comprises a plurality of first cooling flow passages arranged on the upper template and a plurality of second cooling flow passages arranged on the lower template.
Compared with the prior art, the utility model has the advantages that:
1. the one-time forming structure of the double outer ornaments between the fixed die core and the movable die core can be used for one-time injection molding of two different outer ornaments, so that the die sinking cost of at least one pair of dies can be reduced during production of the outer ornaments, the smoothness of the outer ring surface of a product can be improved through the parting surface structure, and burrs are prevented from being generated on the outer ring surface of the outer ornament product.
2. Because the molding cavity of the outer ornament is annular, the utilization rate of the hollow part of the inner side of the molding cavity of the outer ornament in the traditional die is low, and the two outer ornament molding cavities are arranged at the hollow part of the inner side of the molding cavity of the outer ornament in the embodiment, the production of two different types of outer ornaments can be realized at one time, the utilization rate of the die is improved, and the production cost can be reduced.
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 three-dimensional view of an upper template;
FIG. 2 is a three-dimensional view of the lower template;
FIG. 3 is a cross-sectional view of the upper die plate;
fig. 4 is a cross-sectional view of the lower die plate.
In the figure, an upper template 1, a lower template 2, a movable mould core 3, a fixed mould core 4, a double-outer-ornament one-time forming structure 5, a first outer-ornament forming cavity 6, a second outer-ornament forming cavity 7, a groove 8, a convex block 9, a first parting surface 10, a second parting surface 11, a third parting surface 12, a fourth parting surface 13, a glue inlet hole 14, a first cooling runner 15 and a second cooling runner 16.
Detailed Description
As shown in fig. 1-4, a high-precision automobile glass fiber reinforced plastic exterior trim mold comprises an upper mold plate 1 and a lower mold plate 2, wherein a movable mold core 3 and a fixed mold core 4 are respectively arranged on the upper mold plate 1 and the lower mold plate 2, a double exterior trim one-time molding structure 5 is arranged between the movable mold core 3 and the fixed mold core 4, and a parting surface structure is further arranged on a movable mold core 3 and fixed mold core 4 bracket.
According to the utility model, the one-step forming structure of the double outer ornaments between the fixed die core and the movable die core can be used for one-step injection molding of two different outer ornaments, so that the die opening cost of at least one pair of dies can be reduced during production of the outer ornaments, the smoothness of the outer ring surface of a product can be improved through the parting surface structure, and burrs are prevented from being generated on the outer ring surface of the outer ornament product.
Specifically, the one-time molding structure 5 of the double outer ornaments comprises a first outer ornament molding cavity 6 and at least a second outer ornament molding cavity 7 which are annularly arranged, wherein the second outer ornament molding cavity 7 is positioned at a hollow part inside the first outer ornament molding cavity 6. Because the outer ornament forming cavity 6 is annular, the utilization rate of the hollow part of the inner side of the outer ornament forming cavity 6 in the traditional die is low, and the two outer ornament forming cavities 7 are arranged at the hollow part of the inner side of the outer ornament forming cavity 6 in the embodiment, so that the production of two different types of outer ornaments can be realized at one time, the utilization rate of the die is improved, and the production cost can be reduced.
In the present embodiment, two outer trim molding cavities 7 are provided, and the two outer trim molding cavities 7 are symmetrically provided along the center line of the one outer trim molding cavity 6. The two outer decoration pieces forming cavities 7 can be used for forming two outer decoration pieces at one time.
In this embodiment, a recess 8 is formed at a hollow portion of the movable mold core 3 located inside a number outer molding cavity 6, a protrusion 9 is formed at a hollow portion of the fixed mold core 4 located inside a number outer molding cavity 6, and two number outer molding cavities 7 are formed between a bottom surface of the recess 8 and a top surface of the protrusion 9.
Specifically, referring to fig. 1 to 4, the parting surface structure includes a first parting surface 10 disposed on an outer sidewall of the movable mold core 3 and a second parting surface 11 disposed on an outer sidewall of the fixed mold core 4, the first parting surface 10 and the second parting surface 11 are slidably matched, and rounded corners or chamfers are formed at top ends of the first parting surface and the second parting surface 11. Because the round corners or the chamfers are arranged on the first parting surface 10 and the second parting surface 11, the space between the first parting surface and the second parting surface can be as small as possible, and interference between the movable die core and the fixed die core is avoided, so that burrs are prevented from being generated on the outer ring surface of the first outer ornament product.
Specifically, referring to fig. 1-4, the parting surface structure further includes a third parting surface 12 disposed on the inner sidewall of the groove 8 and a fourth parting surface 13 disposed on the outer sidewall of the bump 9, the third parting surface 12 and the fourth parting surface 13 are in sliding fit, and the top ends of the third parting surface and the fourth parting surface 13 are provided with fillets or chamfers. Because the third parting surface 12 and the fourth parting surface 13 are provided with fillets or chamfers, the space between the third parting surface 12 and the fourth parting surface 13 can be as small as possible, and interference between the movable mold core and the fixed mold core is avoided, so that burrs are prevented from being generated on the outer ring surface of the second outer ornament product.
In this embodiment, the upper template 1 is further provided with a plurality of glue inlets 14, and the first outer ornament molding cavity 6 and the second outer ornament molding cavity 7 are both connected with at least one glue inlet 14. Glue can be respectively fed into the first outer ornament forming cavity 6 and the second outer ornament forming cavity 7 through a plurality of glue feeding holes.
In this embodiment, the upper and lower templates 1 and 2 are further provided with upper and lower side equalizing cooling structures. The upper side and the lower side of the balanced cooling structure can be simultaneously cooled from the upper side and the lower side of the first outer ornament forming cavity 6 and the second outer ornament forming cavity 7 so as to improve the cooling effect.
Specifically, the upper and lower side equalizing cooling structure includes a plurality of first cooling flow passages 15 provided on the upper die plate 1 and a plurality of second cooling flow passages 16 provided on the lower die plate 2. The cooling liquid is injected into the first cooling runner 15 and the second cooling runner 16, so that the cooling can be simultaneously performed from the upper side and the lower side of the first outer decoration forming cavity 6 and the second outer decoration forming cavity 7.
The working principle of the utility model is as follows: the one-step forming structure of the double outer ornaments between the fixed die core and the movable die core can be used for one-step injection molding of two different outer ornaments, so that the die opening cost of at least one pair of dies can be reduced during production of the outer ornaments, the smoothness of the outer ring surface of a product can be improved through the parting surface structure, and burrs are prevented from being generated on the outer ring surface of the outer ornament product;
because the first outer ornament forming cavity 6 is annular, the utilization rate of the hollow part inside the first outer ornament forming cavity 6 in the traditional mold is low, and the second outer ornament forming cavity 7 is arranged at the hollow part inside the first outer ornament forming cavity 6 in the embodiment, so that the production of two different types of outer ornaments can be realized at one time, the utilization rate of the mold is improved, the production cost can be reduced, and the two second outer ornament forming cavities 7 can be used for injection molding two second outer ornaments at one time;
because the first parting surface 10 and the second parting surface 11 are provided with the fillets or the chamfers, the space between the first parting surface and the second parting surface can be as small as possible, the interference between the movable die core and the fixed die core is not required, the burrs on the outer ring surface of the product of the first exterior trim part can be prevented, and because the third parting surface 12 and the fourth parting surface 13 are provided with the fillets or the chamfers, the space between the third parting surface 12 and the fourth parting surface 13 can be as small as possible, the interference between the movable die core and the fixed die core is not required, and the burrs on the outer ring surface of the product of the second exterior trim part can be prevented;
glue can be respectively fed into the first outer ornament forming cavity 6 and the second outer ornament forming cavity 7 through a plurality of glue feeding holes, and the upper side and the lower side of the balanced cooling structure can be simultaneously cooled from the upper side and the lower side of the first outer ornament forming cavity 6 and the second outer ornament forming cavity 7 so as to improve the cooling effect, and the cooling liquid can be injected into the first cooling flow passage 15 and the second cooling flow passage 16 to be simultaneously cooled from the upper side and the lower side of the first outer ornament forming cavity 6 and the second outer ornament forming cavity 7.
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.
Although the upper die plate 1, the lower die plate 2, the movable die core 3, the fixed die core 4, the double exterior trim one-time molding structure 5, the first exterior trim molding cavity 6, the second exterior trim molding cavity 7, the groove 8, the projection 9, the first parting surface 10, the second parting surface 11, the third parting surface 12, the fourth parting surface 13, the glue inlet 14, the first cooling flow passage 15, the second cooling flow passage 16, and the like are used more herein, these terms are used only for convenience in describing and explaining the essence of the present utility model; they are to be interpreted as any additional limitation that is not inconsistent with the spirit of the present utility model.
Claims (10)
1. The utility model provides a high-accuracy automotive glass steel exterior trimming part mould, includes cope match-plate pattern (1) and lower bolster (2), its characterized in that cope match-plate pattern (1) and lower bolster (2) on be provided with movable mould benevolence (3) and cover half benevolence (4) respectively, movable mould benevolence (3) and cover half benevolence (4) between be equipped with two exterior trimming part one shot forming structures (5), movable mould benevolence (3) and cover half benevolence (4) support still be equipped with the die joint face structure.
2. The high-precision automobile glass fiber reinforced plastic exterior trim part mold according to claim 1, wherein the double exterior trim part one-time molding structure (5) comprises a number one exterior trim part molding cavity (6) and at least two number two exterior trim part molding cavities (7) which are annularly arranged, and the number two exterior trim part molding cavities (7) are positioned at the hollow part inside the number one exterior trim part molding cavity (6).
3. The high-precision automobile glass fiber reinforced plastic exterior trim part mold according to claim 2, wherein two exterior trim part molding cavities (7) are arranged.
4. A high-precision automotive glass fiber reinforced plastic exterior trim part mold according to claim 3, characterized in that two exterior trim part molding cavities (7) are symmetrically arranged along the center line of one exterior trim part molding cavity (6).
5. The high-precision automobile glass fiber reinforced plastic exterior trim part mold according to claim 2, wherein a groove (8) is formed at the hollow part of the movable mold core (3) positioned at the inner side of a number exterior trim part molding cavity (6), a convex block (9) is formed at the hollow part of the fixed mold core (4) positioned at the inner side of the number exterior trim part molding cavity (6), and the number two exterior trim part molding cavities (7) are formed between the bottom surface of the groove (8) and the top surface of the convex block (9).
6. The high-precision automobile glass fiber reinforced plastic exterior trim part mold according to claim 5, wherein the parting surface structure comprises a first parting surface (10) arranged on the outer side wall of the movable mold core (3) and a second parting surface (11) arranged on the outer side wall of the fixed mold core (4), and the first parting surface (10) and the second parting surface (11) are in sliding fit and are provided with round corners or chamfers at the top ends.
7. The high-precision automobile glass fiber reinforced plastic exterior trimming part mold according to claim 6, wherein the parting surface structure further comprises a third parting surface (12) arranged on the inner side wall of the groove (8) and a fourth parting surface (13) arranged on the outer side wall of the convex block (9), the third parting surface (12) and the fourth parting surface (13) are in sliding fit, and the top ends of the third parting surface and the fourth parting surface (13) are provided with round corners or chamfers.
8. The high-precision automobile glass fiber reinforced plastic exterior trim part mold according to claim 4, wherein the upper template (1) is further provided with a plurality of glue inlet holes (14), and the first exterior trim part molding cavity (6) and the second exterior trim part molding cavity (7) are connected with at least one glue inlet hole (14).
9. The high-precision automobile glass fiber reinforced plastic exterior trim part mold according to claim 8, wherein the upper template (1) and the lower template (2) are further provided with upper and lower side balanced cooling structures.
10. The high-precision automobile glass fiber reinforced plastic exterior trimming part mold according to claim 9, wherein the upper side and lower side balanced cooling structure comprises a plurality of first cooling flow passages (15) arranged on the upper template (1) and a plurality of second cooling flow passages (16) arranged on the lower template (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322258397.1U CN220373799U (en) | 2023-08-21 | 2023-08-21 | High-precision automobile glass fiber reinforced plastic exterior trim part die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322258397.1U CN220373799U (en) | 2023-08-21 | 2023-08-21 | High-precision automobile glass fiber reinforced plastic exterior trim part die |
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| Publication Number | Publication Date |
|---|---|
| CN220373799U true CN220373799U (en) | 2024-01-23 |
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ID=89559818
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322258397.1U Active CN220373799U (en) | 2023-08-21 | 2023-08-21 | High-precision automobile glass fiber reinforced plastic exterior trim part die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220373799U (en) |
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2023
- 2023-08-21 CN CN202322258397.1U patent/CN220373799U/en active Active
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