CN220146602U - Quick ejection device for injection molding car lamp mold - Google Patents
Quick ejection device for injection molding car lamp mold Download PDFInfo
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- CN220146602U CN220146602U CN202320635448.5U CN202320635448U CN220146602U CN 220146602 U CN220146602 U CN 220146602U CN 202320635448 U CN202320635448 U CN 202320635448U CN 220146602 U CN220146602 U CN 220146602U
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- 238000001746 injection moulding Methods 0.000 title claims abstract description 27
- 239000011148 porous material Substances 0.000 claims description 4
- 238000004891 communication Methods 0.000 abstract description 7
- 239000000243 solution Substances 0.000 description 5
- 230000000903 blocking effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
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Abstract
The utility model discloses a quick ejection device for an injection molding car lamp mold, and particularly relates to the technical field of car lamp molds, which comprises a base, a lower mold and an upper mold, wherein a mold cavity is formed between the lower mold and the upper mold, a mounting groove is formed in the bottom end of the lower mold, an electric push rod is arranged in the mounting groove, an arc-shaped plate is fixedly arranged at the top end of the electric push rod, a plurality of plugging blocks are fixedly arranged at the outer end of the arc-shaped plate, a plurality of communication holes corresponding to the plugging blocks are formed in the top end of the lower mold, an inflator pump is fixedly arranged at the top end of the base, and an air tube is fixedly arranged at the air outlet end of the inflator pump. According to the utility model, the molded lampshade is jacked up from the top end of the lower die through the high-pressure gas flowing out of the communication hole, so that the molded lampshade is convenient to demould, the demoulding of the lampshade is simple and convenient, the demoulding efficiency is high, an external tool is not required to be used for taking down the lampshade from the top end of the lower die, and the condition that the outer end of the lampshade is damaged during demoulding is avoided.
Description
Technical Field
The utility model relates to the technical field of car lamp molds, in particular to a quick ejection device for an injection car lamp mold.
Background
The vehicle lamp is a tool for lighting a road when a vehicle runs at night, and is also a prompting tool for sending various vehicle running signals. The lamp is formed by an external lamp shade, an internal lamp holder and a bulb, the lamp shade of the lamp is generally formed by injection molding by a mold during processing, the lamp mold is generally divided into an upper mold and a lower mold, and a cavity in the shape of the lamp shade is formed in the middle space of the two molds.
At present, when the lamp shade is processed by injection molding, after the lamp shade is molded, the upper die is generally taken down, then the molded workpiece is manually taken down from the lower die, the demolding mode is more troublesome, the demolding efficiency is lower, and the outer end of the molded workpiece is easily damaged during demolding.
Therefore, it is necessary to provide a quick ejection device for an injection molding vehicle lamp mold to solve the above problems.
Disclosure of Invention
The utility model aims to provide the quick ejection device for the injection molding car lamp die, which is used for ejecting the molded lamp shade from the top end of the lower die through high-pressure gas flowing out of the communication hole, so that the demolding of the molded lamp shade is convenient, the demolding of the lamp shade is simpler and more convenient, the demolding efficiency is higher, an external tool is not needed to be used for taking down the lamp shade from the top end of the lower die, and the condition that the lamp shade is damaged to the outer end of the lamp shade during demolding is avoided, so that the defects in the technology are overcome.
In order to achieve the above object, the present utility model provides the following technical solutions: the utility model provides a quick ejecting device of injection molding car light mould, includes base, bed die and last mould, the bed die is fixed to be established on the base top, the mould top is established at the bed die top to the last mould, form the mould die cavity between bed die and the last mould, the mounting groove has been seted up to the bed die bottom, the inside electric putter that is equipped with of mounting groove, electric putter bottom and base top fixed connection, electric putter top fixed arc that is equipped with, arc outer end and mounting groove inner wall contact, arc outer end is fixed with a plurality of shutoff pieces, a plurality of intercommunications corresponding with the shutoff piece have been seted up on the bed die top, the shutoff piece is established inside the intercommunicating pore, the fixed pump that is equipped with in base top, the pump is established in the bed die front side, the fixed pipe that is equipped with of the end of giving vent to anger of pump, gas pipe one end passes the bed die front end and is linked together with the mounting groove inside, the fixed check valve that is equipped with on the gas pipe.
Preferably, the injection molding hole is formed in the top end of the upper die, the injection molding hole is communicated with the inside of the die cavity, and the top end of the injection molding hole is fixedly provided with a feeding groove, so that plastic solution is conveniently added into the inside of the die cavity.
Preferably, the bottom end of the upper die is fixedly provided with an annular connecting plate, the top end of the lower die is provided with an annular connecting groove, the annular connecting plate is arranged inside the annular connecting groove, and the annular connecting plate and the annular connecting groove are arranged outside the die cavity, so that the connection between the upper die and the lower die is tighter.
Preferably, the connecting blocks are fixedly arranged on two sides of the upper die, two hydraulic cylinders are fixedly arranged on the top end of the base, the two hydraulic cylinders are respectively arranged on two sides of the lower die, and the top ends of the hydraulic cylinders are fixedly connected with the bottom ends of the connecting blocks so as to be convenient for driving the upper die to move up and down.
Preferably, four supporting feet are fixedly arranged at the bottom end of the base, so that the whole die is conveniently supported and fixed.
Preferably, the base top is fixed and is equipped with four location guide bars, four location guide bar tops pass bed die and last mould four corners respectively and extend to last mould top, are convenient for fix a position and guide the last mould.
Preferably, a limiting block is fixedly arranged at the top end of the positioning guide rod, so that the upper die is conveniently limited, and the upper die can be prevented from falling off from the top end of the guide rod.
In the technical scheme, the utility model has the technical effects and advantages that:
1. the molded lamp shade is jacked up from the top end of the lower die through high-pressure gas flowing out of the communication hole, so that the molded lamp shade is convenient to demould, the demoulding of the lamp shade is simpler and more convenient, the demoulding efficiency is higher, and an external tool is not required to be used for taking down the lamp shade from the top end of the lower die, so that the condition that the outer end of the lamp shade is damaged during demoulding is avoided;
2. the upper die is guided and positioned through the positioning guide rod, so that the upper die can be accurately contacted with the lower die, the upper die can be limited by the limiting block, and the upper die can be prevented from being separated from the top end of the positioning guide rod.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings required for the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the overall perspective cross-sectional structure of the present utility model;
fig. 3 is a schematic perspective view of an electric push rod, an arc plate and a plugging block according to the utility model;
FIG. 4 is a schematic view of the lower mold of the present utility model;
fig. 5 is a schematic view of a three-dimensional cross-sectional structure of an upper mold of the present utility model.
Reference numerals illustrate:
1. a base; 2. a lower die; 3. an upper die; 4. a mold cavity; 5. a mounting groove; 6. an electric push rod; 7. an arc-shaped plate; 8. a block; 9. a communication hole; 10. an inflator pump; 11. an inflation tube; 12. a one-way valve; 13. injection molding holes; 14. a feed tank; 15. an annular connecting plate; 16. an annular connecting groove; 17. a connecting block; 18. a hydraulic cylinder; 19. positioning a guide rod; a 20 limiting block; 21. and supporting the feet.
Detailed Description
In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.
The utility model provides a quick ejection device for an injection molding car lamp mold, which is shown in fig. 1-5 and comprises a base 1, a lower mold 2 and an upper mold 3, wherein the lower mold 2 is fixedly arranged at the top end of the base 1, the upper mold 3 is arranged at the top end of the lower mold 2, a mold cavity 4 is formed between the lower mold 2 and the upper mold 3, a mounting groove 5 is formed in the bottom end of the lower mold 2, an electric push rod 6 is arranged in the mounting groove 5, the bottom end of the electric push rod 6 is fixedly connected with the top end of the base 1, an arc-shaped plate 7 is fixedly arranged at the top end of the electric push rod 6, the outer end of the arc-shaped plate 7 is in contact with the inner wall of the mounting groove 5, a plurality of blocking blocks 8 are fixedly arranged at the outer end of the arc-shaped plate 7, a plurality of communication holes 9 corresponding to the blocking blocks 8 are formed in the top end of the lower mold 2, an inflator pump 10 is fixedly arranged at the top end of the base 1, the inflator 10 is arranged at the front side of the lower mold 2, an air outlet end of the inflator 10 is fixedly provided with an inflator 11, one end of the inflator 11 penetrates through the front end of the lower mold 2 and is fixedly connected with the mounting groove 5, the upper mold 13 is fixedly provided with an air inlet 13, and the top end 13 is fixedly communicated with the injection molding cavity 13 is fixedly arranged at the top end 13.
The bottom end fixing of the upper die 3 is provided with an annular connecting plate 15, the top end of the lower die 2 is provided with an annular connecting groove 16, the annular connecting plate 15 is arranged inside the annular connecting groove 16, the annular connecting plate 15 and the annular connecting groove 16 are all arranged outside the die cavity 4, connecting blocks 17 are fixedly arranged on two sides of the upper die 3, two hydraulic cylinders 18 are fixedly arranged on the top end of the base 1, two hydraulic cylinders 18 are respectively arranged on two sides of the lower die 2, and the top ends of the hydraulic cylinders 18 are fixedly connected with the bottom ends of the connecting blocks 17 so as to facilitate the up-and-down movement of the upper die 3.
Four supporting feet 21 are fixedly arranged at the bottom end of the base 1.
From charging tank 14 and injection molding hole 13 to inside adding plastic solution of mould die cavity 4, solution can form the lamp shade in mould die cavity 4 inside, start pneumatic cylinder 18, pneumatic cylinder 18 drives connecting block 17 upward movement, connecting block 17d drives mould 3 upward movement, fashioned lamp shade can stay at bed die 2 top this moment, start electric putter 6, electric putter 6 drives arc 7 and shutoff piece 8 downward movement, shutoff piece 8 can follow inside breaking away from the intercommunicating pore 9, start inflator pump 10, high-pressure air can enter into inside mounting groove 5 through gas tube 11, the inside pressure of mounting groove 5 can increase this moment, the air can outwards flow through intercommunicating pore 9, can be with the base 1 top that breaks away from of shaping lamp shade top like this, be convenient for take off the lamp shade from base 1 top.
The utility model lifts the formed lamp shade from the top end of the lower die 2 by high-pressure gas flowing out of the communication hole 9, which is convenient for demoulding the formed lamp shade, so that the demoulding of the lamp shade is simpler and more convenient, the demoulding efficiency is higher, an external tool is not needed to be used for removing the lamp shade from the top end of the lower die 2, the condition that the lamp shade is damaged to the outer end of the lamp shade during demoulding is avoided, and the embodiment particularly solves the problems that the lamp shade is processed by injection molding, the upper die is firstly removed after the lamp shade is formed, then a formed workpiece is manually removed from the lower die, the demoulding mode is more troublesome, the demoulding efficiency is lower, and the outer end of the formed workpiece is easily damaged during demoulding.
The utility model provides a quick ejection device for an injection molding car lamp mold, as shown in fig. 1, wherein four positioning guide rods 19 are fixedly arranged at the top end of a base 1, the top ends of the four positioning guide rods 19 respectively penetrate through four corners of a lower mold 2 and an upper mold 3 and extend to the top of the upper mold 3, and a limiting block 20 is fixedly arranged at the top end of each positioning guide rod 19.
When the upper die 3 moves up and down, the positioning guide rod 19 can guide and position the upper die 3, so that the upper die 3 can be accurately contacted with the lower die 2, and the limiting block 20 can limit the upper die 3, so that the upper die 3 can be prevented from being separated from the top end of the positioning guide rod 19.
While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.
Claims (7)
1. The utility model provides a quick ejecting device of injection molding car light mould, includes base (1), bed die (2) and last mould (3), bed die (2) are fixed to be established on base (1) top, go up mould (3) and establish on bed die (2) top, its characterized in that: the utility model provides a mould die cavity (4) is formed between bed die (2) and last mould (3), mounting groove (5) have been seted up to bed die (2) bottom, inside electric putter (6) that are equipped with of mounting groove (5), electric putter (6) bottom and base (1) top fixed connection, electric putter (6) top is fixed and is equipped with arc (7), arc (7) outer end and mounting groove (5) inner wall are contacted, arc (7) outer end is fixed and is equipped with a plurality of shutoff piece (8), a plurality of intercommunications (9) corresponding with shutoff piece (8) have been seted up on bed die (2) top, inside intercommunicating pore (9) are established in shutoff piece (8), base (1) top is fixed and is equipped with pump (10), pump (10) are established in bed die (2) front side, the end of giving vent to anger of pump (10) is fixed and is equipped with gas tube (11), gas tube (11) one end is passed bed die (2) front end and is linked together with mounting groove (5) inside, be equipped with fixed valve (12).
2. The injection molding vehicle lamp mold rapid ejection device according to claim 1, wherein: injection molding holes (13) are formed in the top end of the upper die (3), the injection molding holes (13) are communicated with the inside of the die cavity (4), and a feeding groove (14) is fixedly formed in the top end of each injection molding hole (13).
3. The injection molding vehicle lamp mold rapid ejection device according to claim 1, wherein: the die comprises an upper die (3), and is characterized in that an annular connecting plate (15) is fixedly arranged at the bottom end of the upper die (3), an annular connecting groove (16) is formed in the top end of the lower die (2), the annular connecting plate (15) is arranged inside the annular connecting groove (16), and the annular connecting plate (15) and the annular connecting groove (16) are arranged outside a die cavity (4).
4. The injection molding vehicle lamp mold rapid ejection device according to claim 1, wherein: connecting blocks (17) are fixedly arranged on two sides of the upper die (3), two hydraulic cylinders (18) are fixedly arranged on the top end of the base (1), the two hydraulic cylinders (18) are respectively arranged on two sides of the lower die (2), and the top ends of the hydraulic cylinders (18) are fixedly connected with the bottom ends of the connecting blocks (17).
5. The injection molding vehicle lamp mold rapid ejection device according to claim 1, wherein: four supporting feet (21) are fixedly arranged at the bottom end of the base (1).
6. The injection molding vehicle lamp mold rapid ejection device according to claim 1, wherein: four positioning guide rods (19) are fixedly arranged at the top end of the base (1), and the top ends of the four positioning guide rods (19) respectively penetrate through four corners of the lower die (2) and the upper die (3) and extend to the top of the upper die (3).
7. The injection molding vehicle lamp mold quick ejection device according to claim 6, wherein: a limiting block (20) is fixedly arranged at the top end of the positioning guide rod (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320635448.5U CN220146602U (en) | 2023-03-28 | 2023-03-28 | Quick ejection device for injection molding car lamp mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320635448.5U CN220146602U (en) | 2023-03-28 | 2023-03-28 | Quick ejection device for injection molding car lamp mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220146602U true CN220146602U (en) | 2023-12-08 |
Family
ID=89019633
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320635448.5U Active CN220146602U (en) | 2023-03-28 | 2023-03-28 | Quick ejection device for injection molding car lamp mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220146602U (en) |
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2023
- 2023-03-28 CN CN202320635448.5U patent/CN220146602U/en active Active
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