CN218985581U - Forming die of car roof plaque - Google Patents
Forming die of car roof plaque Download PDFInfo
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- CN218985581U CN218985581U CN202320062167.5U CN202320062167U CN218985581U CN 218985581 U CN218985581 U CN 218985581U CN 202320062167 U CN202320062167 U CN 202320062167U CN 218985581 U CN218985581 U CN 218985581U
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Abstract
The utility model provides a forming die of an automobile ceiling decorative plate, which relates to the technical field of automobile part processing and comprises an upper plate and a base, wherein the upper plate and the base are vertically overlapped, the lower surface of the upper plate is provided with an upper die, the upper end of the base is provided with a lower die, and an exhaust mechanism is arranged in the upper die. According to the utility model, raw materials flow along a gap between the forming block and the forming cavity, meanwhile, the raw materials extrude air, the air is discharged through the connecting groove and the exhaust groove in the groove, then when the raw materials are continuously injected at the joint of the raw materials and the sealing block, the raw materials push the sealing block upwards, so that the sealing block slowly enters the groove, meanwhile, the air in the die can enter the groove through the guide groove to be discharged, the raw materials are formed in the die, and the defect of the raw materials caused by mixing the raw materials with gas is avoided.
Description
Technical Field
The utility model relates to the technical field of automobile part processing, in particular to a forming die of an automobile ceiling decorative plate.
Background
The automobile roof is an important component of automobile interior, has the characteristics of decoration, sound absorption, heat insulation and the like, and is an important factor for people to select automobiles in the times of increasingly pursuing high performance, environmental protection and light weight, so that the requirements on the automobile interior are higher and higher. And when processing the automobile ceiling plaque, need carry out injection moulding through forming die, let plaque form wholly, both be convenient for install it, also improve holistic intensity simultaneously, but when processing the automobile ceiling plaque through forming die, because seal block accomplishes the back between the mould, its inside can have air, and when the inside of raw materials injection mould, because air can't discharge, can make between raw materials and the gas fuse mutually, lead to the raw materials after cooling forming, its inside can produce the defect, seriously influence quality and the qualification rate of product, therefore we propose an automobile ceiling plaque forming die with exhaust function, solve above-mentioned problem.
Disclosure of Invention
The utility model mainly aims to provide a forming die for an automobile ceiling decorative plate, which can effectively solve the problems in the background technology.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the forming die of the automobile ceiling decorative plate comprises an upper plate and a base, wherein the upper plate and the base are vertically overlapped, the upper die is arranged on the lower surface of the upper plate, the lower die is arranged at the upper end of the base, and the upper die and the lower die are mutually clamped and connected;
injection holes are formed between the upper die and the upper plate, and a plurality of liquid injection holes are formed in the lower die in a penetrating manner;
the inside of going up the mould is equipped with exhaust mechanism, exhaust mechanism is used for discharging the air between last mould and the bed die, exhaust mechanism is including the recess, the lower surface of going up the mould is located respectively to the recess, interconnect between the upper end of recess and the exhaust groove, the exhaust groove runs through the inside of locating the mould, the inside movable mounting of recess has the sealing block.
Preferably, forming blocks are respectively arranged at two ends of the lower surface of the upper die, forming cavities are respectively arranged at two ends of the upper surface of the lower die, and the forming blocks are respectively and fixedly arranged in the forming cavities;
the lower end of the injection molding hole is positioned between the molding blocks.
Preferably, the lower surface of the upper die is provided with a plurality of first positioning blocks and second positioning blocks through bolts respectively, the upper surface of the lower die is provided with a plurality of first positioning grooves and second positioning grooves respectively, and the first positioning blocks and the second positioning blocks are mounted in the first positioning grooves and the second positioning grooves in a clamping mode respectively.
Preferably, the upper end of the inside of the base is provided with a plurality of ejector pins, and the upper ends of the ejector pins respectively penetrate through the inside of the lower die in a movable mode and are positioned in the forming cavity.
Preferably, the two ends of the upper surface of the inner part of the groove are respectively provided with a movable groove, the inner part of the movable groove is respectively movably penetrated and provided with a guide block, the lower ends of the guide blocks are respectively fixedly connected with the sealing blocks, and the sealing blocks are clamped and installed in the groove.
Preferably, the inside of the sealing block is set to be in a hollow state;
and a plurality of guide grooves are respectively arranged at the upper ends of the outer sides of the sealing blocks.
Preferably, the upper ends of the inner parts of the grooves are respectively provided with a connecting groove, and the upper ends of the connecting grooves are respectively connected with the exhaust grooves.
(1) According to the utility model, when a user controls the upper die to be attached to the lower die through the upper plate, the sealing block can be moved out of the groove temporarily through the guide block and is positioned between the forming block and the forming cavity, then along with the injection of raw materials, the raw materials flow along a gap between the forming block and the forming cavity, meanwhile, the raw materials can extrude air, the air is discharged through the connecting groove and the exhaust groove in the groove, then when the raw materials are continuously injected at the joint of the raw materials and the sealing block, the raw materials push the sealing block upwards, so that the sealing block slowly enters the groove, meanwhile, the air in the die can enter the groove through the guide groove to be discharged, the raw materials are formed in the die, the situation that the raw materials are mixed with gas to cause defects is avoided, and the production quality of the raw materials are improved.
(2) According to the utility model, when the upper die moves, the first locating block and the second locating block are matched with the first locating groove and the second locating groove, so that the locating and limiting work between the upper die and the lower die is realized, the accuracy of alignment between the upper die and the lower die is improved, the qualification rate of raw material molding is improved, and after the raw material molding is finished, the raw material can be pushed out through the ejector pin, so that the blanking work is realized, and the method is simpler and more convenient.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a molding die of an automobile ceiling trim panel according to the present utility model;
FIG. 2 is a schematic diagram showing the overall structure of an upper plate of a molding die of an automobile ceiling trim panel according to the present utility model;
FIG. 3 is a schematic view showing the overall structure of an upper plate of a molding die for an automobile ceiling trim panel according to the present utility model;
FIG. 4 is a schematic view showing the overall structure of a lower mold and a base of a molding mold for an automobile ceiling trim panel according to the present utility model;
FIG. 5 is a schematic top view of an upper plate of a molding die for an automotive ceiling trim panel according to the present utility model;
FIG. 6 is a schematic view of a cross-sectional structure of a portion A-A of FIG. 5 of a molding die for a ceiling trim panel of an automobile according to the present utility model;
FIG. 7 is a schematic view showing a cross-sectional structure of a molding die for a ceiling trim panel of an automobile according to the present utility model at B-B in FIG. 5;
fig. 8 is an enlarged schematic view of the structure of the molding die of the ceiling trim of the automobile in fig. 6 at C.
In the figure: 1. an upper plate; 2. a base; 3. an upper die; 4. a lower die; 5. a first positioning block; 6. a first positioning groove; 7. injection molding holes; 8. a liquid injection hole; 9. an exhaust mechanism; 901. a groove; 902. a sealing block; 903. a guide groove; 904. a connecting groove; 905. a movable groove; 906. a guide block; 907. an exhaust groove; 10. a second positioning block; 11. molding blocks; 12. a second positioning groove; 13. a molding cavity; 14. and (5) a thimble.
Detailed Description
The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1 to 8, the embodiment of the utility model provides a forming mold for a ceiling decoration plate of an automobile, which comprises an upper plate 1 and a base 2, wherein the upper plate 1 and the base 2 are overlapped up and down, an upper mold 3 is arranged on the lower surface of the upper plate 1, a lower mold 4 is arranged on the upper end of the base 2, and the upper mold 3 and the lower mold 4 are mutually clamped and connected;
an injection hole 7 is arranged between the upper die 3 and the upper plate 1, and a plurality of liquid injection holes 8 are arranged in the lower die 4 in a penetrating manner;
the inside of last mould 3 is equipped with exhaust mechanism 9, and exhaust mechanism 9 is used for discharging the air between last mould 3 and the bed die 4, and exhaust mechanism 9 is including recess 901, and the lower surface of last mould 3 is located respectively to recess 901, interconnects between the upper end of recess 901 and the exhaust groove 907, and the exhaust groove 907 runs through the inside of locating last mould 3, and the inside movable mounting of recess 901 has sealing block 902.
As shown in fig. 2 to 4, in another embodiment of the present utility model, two ends of the lower surface of the upper mold 3 are respectively provided with a molding block 11, two ends of the upper surface of the lower mold 4 are respectively provided with a molding cavity 13, and the molding blocks 11 are respectively engaged and installed in the molding cavity 13; the lower extreme in injection molding hole 7 is located between shaping piece 11, and the lower surface of last mould 3 installs a plurality of first locating pieces 5 and second locating piece 10 through the bolt respectively, and the upper surface of bed die 4 is equipped with a plurality of first constant head tank 6 and second constant head tank 12 respectively, and first locating piece 5, second locating piece 10 block respectively install in the inside of first constant head tank 6 and second constant head tank 12, and a plurality of thimble 14 are installed to the inside upper end of base 2, and the upper end of thimble 14 is movable respectively runs through the inside of bed die 4 to be located the inside of shaping chamber 13.
The gap between the molding block 11 and the molding cavity 13 is formed by the raw materials through the clamping connection between the molding block 11 and the molding cavity 13, so that the raw materials can be injected between the molding block 11 and the molding cavity 13 through the injection molding hole 7 and cooled and molded;
then the first positioning block 5 and the second positioning block 10 are used for matching the first positioning groove 6 and the second positioning groove 12 to realize positioning between the upper die 3 and the lower die 4, so that the upper die 3 and the lower die 4 can be more accurately attached to each other, the forming block 11 can enter the forming cavity 13 more stably and accurately, and the production quality of the raw materials after cooling forming is improved;
then, after the raw materials are cooled and molded, when the upper die 3 and the lower die 4 are separated, the ejector pins 14 push out the molded raw materials, so that the raw materials are separated from the inside of the molding cavity 13, and a user can conveniently perform blanking work on the raw materials.
As shown in fig. 5 to 8, in another embodiment of the present utility model, two ends of the inner upper surface of the groove 901 are respectively provided with a movable groove 905, the inside of the movable groove 905 is respectively movably provided with a guide block 906, the lower ends of the guide blocks 906 are respectively fixedly connected with the sealing blocks 902, the sealing blocks 902 are mounted in the groove 901 in a clamping manner, and the inside of the sealing blocks 902 is in a cavity state; the sealing block 902 has a plurality of guide grooves 903 at the outer upper ends thereof, and the grooves 901 have connecting grooves 904 at the inner upper ends thereof, respectively, the upper ends of the connecting grooves 904 being connected to the air discharge grooves 907, respectively.
When the upper mold 3 is attached to the lower mold 4, the sealing block 902 drives the guide block 906 to move downwards by weight, so that the sealing block 902 is temporarily separated from the inside of the groove 901, then raw materials are attached to the sealing block 902 along with continuous injection of the raw materials, then in the continuous injection of the raw materials, gas in the upper mold 3 and the lower mold 4 enters the inside of the connecting groove 904 through the groove 901, and then enters the inside of the exhaust groove 907 through the connecting groove 904 for integral discharge;
then when the raw material is connected with the sealing block 902, the sealing block 902 is hollow and is made of stainless steel and other materials, so that the sealing block 902 can float on the surface of the raw material, then the upper end of the sealing block 902 is enabled to enter the inside of the groove 901 along with continuous injection of the raw material, meanwhile, air in the upper die 3 and the lower die 4 can enter the inside of the groove 901 continuously through the guide groove 903 at the outer side of the sealing block 902 for discharging, the gas is discharged to the greatest extent, and the situation that the raw material is fused with the gas, and defects are generated in the inner part or the surface of the raw material after the raw material is cooled is avoided;
then when the raw materials and the upper surface of shaping piece 11 are in the laminating, sealing block 902 also can complete block to the inside of recess 901 to both can avoid the raw materials to get into the inside of recess 901 and produce the leakage, simultaneously because the lower surface of sealing block 902 can be in line with shaping piece 11's surface shape, make sealing block 902 after the block to the inside of recess 901, also can cooperate shaping piece 11 to inject the shape of raw materials, thereby can not produce the defect when letting the raw materials cool forming, accuracy and qualification rate when the raw materials shaping have been improved greatly.
The working principle of the forming die of the automobile ceiling decorative plate is as follows:
when the device is used, firstly, a user drives the upper die 3 to move downwards through the upper plate 1, so that the upper die 3 is clamped with the lower die 4, then the user performs injection molding on raw materials through the injection molding holes 7, the raw materials enter between the upper die 3 and the lower die 4, then in the process of continuously injecting the raw materials, gas in the upper die 3 and the lower die 4 can enter the connecting groove 904 through the groove 901, and then enter the exhaust groove 907 through the connecting groove 904 for integral discharge;
then when the raw material is connected with the sealing block 902, the sealing block 902 is made of stainless steel and other materials because the inside of the sealing block 902 is a cavity, so that the sealing block 902 can float on the surface of the raw material, then the upper end of the sealing block 902 is enabled to enter the inside of the groove 901 firstly along with continuous injection of the raw material, and meanwhile, air in the upper die 3 and the lower die 4 can enter the inside of the groove 901 continuously through the guide groove 903 at the outer side of the sealing block 902 for discharging;
then when the raw material is adhered to the upper surface of the molding block 11, the sealing block 902 is also completely clamped into the groove 901, so that leakage of the raw material entering the groove 901 can be avoided, and meanwhile, the shape of the raw material can be limited by matching the molding block 11 after the sealing block 902 is clamped into the groove 901 due to the fact that the lower surface of the sealing block 902 is matched with the surface shape of the molding block 11;
then, the cooling liquid can be injected into the lower die 4 through the liquid injection hole 8, so that the rapid cooling work of the raw materials is realized, the efficiency of the cooling forming of the raw materials is improved, and then after the cooling forming of the raw materials, the ejector pins 14 push out the raw materials, so that the blanking work is realized.
It should be understood that the foregoing examples of the present utility model are merely illustrative of the present utility model and not limiting of the embodiments of the present utility model, and that various other changes and modifications can be made by those skilled in the art based on the above description, and it is not intended to be exhaustive of all of the embodiments, and all obvious changes and modifications that come within the scope of the utility model are defined by the following claims.
Claims (7)
1. The utility model provides a forming die of car roof plaque, includes upper plate (1) and base (2), its characterized in that: the upper plate (1) and the base (2) are overlapped up and down, an upper die (3) is arranged on the lower surface of the upper plate (1), a lower die (4) is arranged at the upper end of the base (2), and the upper die (3) and the lower die (4) are mutually clamped and connected;
an injection hole (7) is formed between the upper die (3) and the upper plate (1), and a plurality of liquid injection holes (8) are formed in the lower die (4) in a penetrating manner;
the inside of last mould (3) is equipped with exhaust mechanism (9), exhaust mechanism (9) are used for discharging the air between last mould (3) and bed die (4), exhaust mechanism (9) are including recess (901), the lower surface of last mould (3) is located respectively to recess (901), interconnect between the upper end of recess (901) and exhaust groove (907), exhaust groove (907) run through the inside of locating last mould (3), inside movable mounting of recess (901) has sealing block (902).
2. The molding die of an automotive ceiling trim panel according to claim 1, wherein: the two ends of the lower surface of the upper die (3) are respectively provided with a forming block (11), the two ends of the upper surface of the lower die (4) are respectively provided with a forming cavity (13), and the forming blocks (11) are respectively clamped and installed in the forming cavities (13);
the lower end of the injection molding hole (7) is positioned between the molding blocks (11).
3. The molding die of an automotive ceiling trim panel according to claim 1, wherein: the lower surface of the upper die (3) is provided with a plurality of first positioning blocks (5) and second positioning blocks (10) through bolts respectively, the upper surface of the lower die (4) is provided with a plurality of first positioning grooves (6) and second positioning grooves (12) respectively, and the first positioning blocks (5) and the second positioning blocks (10) are respectively clamped and installed in the first positioning grooves (6) and the second positioning grooves (12).
4. The molding die of an automotive ceiling trim panel according to claim 1, wherein: the upper end of the inside of the base (2) is provided with a plurality of ejector pins (14), and the upper ends of the ejector pins (14) respectively penetrate through the inside of the lower die (4) and are positioned in the forming cavity (13).
5. The molding die of an automotive ceiling trim panel according to claim 1, wherein: the inner upper surface both ends of recess (901) are equipped with movable groove (905) respectively, the inside of movable groove (905) is movably installed guide block (906) that runs through respectively, fixed connection between lower extreme and sealing block (902) of guide block (906) respectively, sealing block (902) block installs the inside at recess (901).
6. The molding die for the automotive ceiling trim panel according to claim 5, wherein: the inside of the sealing block (902) is set to be in a cavity state;
the upper end of the outer side of the sealing block (902) is respectively provided with a plurality of guide grooves (903).
7. The molding die for the automotive ceiling trim panel according to claim 5, wherein: the upper ends of the inside of the grooves (901) are respectively provided with a connecting groove (904), and the upper ends of the connecting grooves (904) are respectively connected with the exhaust grooves (907).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320062167.5U CN218985581U (en) | 2023-01-10 | 2023-01-10 | Forming die of car roof plaque |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320062167.5U CN218985581U (en) | 2023-01-10 | 2023-01-10 | Forming die of car roof plaque |
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| Publication Number | Publication Date |
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| CN218985581U true CN218985581U (en) | 2023-05-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202320062167.5U Active CN218985581U (en) | 2023-01-10 | 2023-01-10 | Forming die of car roof plaque |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118254355A (en) * | 2024-05-29 | 2024-06-28 | 潍坊正达实业有限公司 | Injection mold cooling structure and injection mold |
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2023
- 2023-01-10 CN CN202320062167.5U patent/CN218985581U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118254355A (en) * | 2024-05-29 | 2024-06-28 | 潍坊正达实业有限公司 | Injection mold cooling structure and injection mold |
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