CN216032244U - Injection mold for producing luggage case shell - Google Patents

Injection mold for producing luggage case shell Download PDF

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Publication number
CN216032244U
CN216032244U CN202121688070.2U CN202121688070U CN216032244U CN 216032244 U CN216032244 U CN 216032244U CN 202121688070 U CN202121688070 U CN 202121688070U CN 216032244 U CN216032244 U CN 216032244U
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China
Prior art keywords
mold core
fixedly connected
luggage case
mold
case shell
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CN202121688070.2U
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Chinese (zh)
Inventor
方智锈
陈森涛
李卓雄
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Junyang Wuhan Luggage Co ltd
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Junyang Wuhan Luggage Co ltd
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Priority to CN202121688070.2U priority Critical patent/CN216032244U/en
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Abstract

The utility model discloses an injection mold for producing a luggage case shell, relates to the technical field of injection molding, and aims to solve the problem that a single demolding rod is easy to damage the molded luggage case shell. According to the utility model, the demolding bottom plate moves upwards, the demolding bottom plate drives the push rod to move upwards, the push rod drives the side moving block to move upwards, and the moving block pushes two sides of the luggage case, so that the bottom of the luggage case shell is separated from the mold core.

Description

Injection mold for producing luggage case shell
Technical Field
The utility model relates to the technical field of injection molding, in particular to an injection mold for producing a luggage case shell.
Background
Luggage, also known as traveling case and trolley case, is a case that is carried when going out for placing articles, which is one type of luggage. Generally, the luggage case is used for placing clothes, personal care products and souvenirs required in journey, and in the production process of the luggage case, the shell of the luggage case is generally formed by injection molding, which is also called injection molding and is a molding method of injection and molding. The injection molding method has the advantages of high production speed, high efficiency, automation of operation, various colors, various shapes from simple to complex, small sizes, accurate product size, easy replacement of products, capability of forming products with complex shapes, and suitability for the molding processing fields of mass production, products with complex shapes and the like.
The suitcase shell injection mold in the prior art needs to automatically demold a workpiece after injection molding, and the single demolding rod cannot eject the workpiece well due to the fact that the shell is large in size, so that the workpiece is easy to damage.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem that a single demolding rod is easy to damage a formed trunk shell, the utility model provides an injection mold for producing the trunk shell.
The utility model provides an injection mold for producing a luggage case shell, which adopts the following technical scheme:
an injection mold for producing suitcase shell, including last mould, lower mould and drawing of patterns bottom plate, go up mould bottom fixedly connected with and go up the mold core, go up the equal fixedly connected with guide post in mold core bottom four corners, go up mold core bottom center fixedly connected with shaping piece, it opens and is equipped with first cooling hole to go up the mold core front side, it moulds plastics the mouth to go up the mold core top to have seted up, mold core under the lower mould top fixedly connected with, the uide bushing has been seted up in the equal four corners in mold core top down, mold core top center has been seted up to lower mold core, the equal swing joint in mold core left and right sides moves the piece to the side, mold core front side is opened and is equipped with the second cooling hole down.
Through adopting above-mentioned technical scheme, when needs advance to mould plastics, through the guide post along uide bushing downstream, make mould and lower mould laminating, the molding piece gets into mould benevolence inside, in the molding groove that molding piece and mould benevolence formed is injected with the raw materials injection after the melting through the mouth of moulding plastics, will mould the groove and inject full back, keep mould and lower mould laminating after a period, pour into cold water in first cooling hole and second cooling hole simultaneously, cool off the suitcase shell, accomplish a whole set of operation of moulding plastics.
Optionally, the lower die bottom left and right sides is the equal fixedly connected with lower connecting block, lower connecting block bottom swing joint has the movable rod, drawing of patterns bottom plate top center fixedly connected with fixing base, the equal fixedly connected with push rod of drawing of patterns bottom plate top left and right sides, movable block bottom threaded connection has the side to the push rod top, the fixing base top is provided with the ejector pin base, ejector pin base top fixedly connected with ejector rod, ejector rod swing joint is inside the lower die.
By adopting the technical scheme, when the drawing of patterns needs to be carried out, drawing of patterns bottom plate rebound, drawing of patterns bottom plate drives the push rod rebound, the push rod drives the lateral movement piece rebound, the movable block promotes the suitcase both sides, make suitcase shell bottom and mould benevolence separation, when drawing of patterns bottom plate continues the rebound, the movable rod middle part contacts with drawing of patterns bottom plate upper surface, movable rod middle part atress makes its counter-clockwise turning, keep away from lower connecting block one end jack-up with the movable rod, the movable rod keeps away from lower connecting block one end and produces a thrust to ejector pin base bottom, make ejector pin base drive ejector pin rebound, the ejector pin is with suitcase shell jack-up with the side connecting block separates, through the method of secondary separation, not only can be light carry out the drawing of patterns to the suitcase shell, and be difficult for causing the damage to the suitcase shell.
Optionally, the positions of the guide post and the guide sleeve are the same, and a limiting block is arranged on the inner wall of the guide sleeve.
Optionally, the movable rod is of an "L" type structure.
Optionally, a track groove matched with the ejector rod is formed in the mold core.
By adopting the technical scheme, the trunk shell is ejected out through the ejection rod, so that the trunk shell is conveniently separated from the side connecting block.
Optionally, the molding block and the mold core are attached to form a molding groove, and the molding groove is connected with the injection molding nozzle.
In summary, the utility model includes at least one of the following advantages:
when the demolding is needed, the demolding bottom plate moves upwards, the demolding bottom plate drives the push rod to move upwards, the push rod drives the side moving block to move upwards, the moving block pushes two sides of the luggage case, the bottom of the luggage case shell is separated from the mold insert, when the demolding bottom plate continues to move upwards, the middle of the movable rod is in contact with the upper surface of the demolding bottom plate, the movable rod rotates anticlockwise under the stress of the middle of the movable rod, one end, away from the lower connecting block, of the movable rod is jacked upwards, one end, away from the lower connecting block, of the movable rod generates a thrust force to the bottom of the ejector rod base, the ejector rod base drives the ejector rod to move upwards, the ejector rod enables the luggage case shell to be jacked and separated from the side connecting block, through a secondary separation method, the luggage case shell can be easily demolded, and damage to the luggage case shell is not easy to cause.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a bottom view of the upper mold core of the present invention;
FIG. 3 is a top view of the lower core of the present invention;
FIG. 4 is a view showing a state in which the mold is removed in the present invention.
Description of reference numerals: 1. an upper die; 2. a lower die; 3. demolding the bottom plate; 4. an upper mold core; 5. a guide post; 6. a modeling block; 7. a first cooling hole; 8. a lower mold core; 9. a guide sleeve; 10. a mold core; 11. a side shift block; 12. a lower connecting block; 13. a movable rod; 14. a fixed seat; 15. a push rod; 16. a mandril base; 17. ejecting the rod; 18. an injection molding nozzle; 19. a second cooling hole.
Detailed Description
The utility model is described in further detail below with reference to figures 1-4.
The utility model discloses an extrusion mechanism of an injection mold of a plastic barrel. Referring to fig. 1 and 2, including last mould 1, lower mould 2 and drawing of patterns bottom plate 3, go up mould 1 bottom fixedly connected with and go up mould core 4, go up the equal fixedly connected with guide post 5 in 4 bottom four corners of mould core, prevent through guide post 5 that mould 1 and lower mould 2 from taking place the displacement when the laminating, go up mould core 4 bottom center fixedly connected with modeling block 6, it has first cooling hole 7 to go up to open mould core 4 front side, cool off last mould 1 through first cooling hole 7, go up mould core 4 top and seted up injection moulding mouth 18, through 18 injection moulding mouth raw materials.
Referring to fig. 1 and 3, lower mould 2 top fixedly connected with lower mould core 8, uide bushing 9 has been seted up at the equal four corners in lower mould core 8 top, the position of guide post 5 is the same with uide bushing 9, and the uide bushing 9 inner wall is provided with the stopper, make through the cooperation of uide bushing 9 with guide post 5 go up mould 1 and lower mould 2 and keep matcing when the laminating, mould benevolence 10 has been seted up at 8 top centers of lower mould core, mould benevolence 10 equal swing joint in the left and right sides has side removal piece 11, side removal piece 11 can be for the work piece provides figurative function, can make work piece and mould benevolence 10 separate through side removal piece 11 again, lower mould core 8 front side is seted up second cooling hole 19, cool off lower mould 2 through second cooling hole 19.
Referring to fig. 1 and 4, the left and right sides of the bottom of the lower mold 2 are fixedly connected with a lower connecting block 12, the bottom of the lower connecting block 12 is movably connected with a movable rod 13, the movable rod 13 is of an "L" type structure, when the demoulding bottom plate 3 continues to move upwards, the middle part of the movable rod 13 is contacted with the upper surface of the demoulding bottom plate 3, the middle part of the movable rod 13 is stressed to rotate anticlockwise, one end of the movable rod 13, which is far away from the lower connecting block 12, is jacked upwards, the center of the top of the demoulding bottom plate 3 is fixedly connected with a fixed seat 14, the left and right sides of the top of the demoulding bottom plate 3 are fixedly connected with push rods 15, the top of the push rod 15 is in threaded connection with the bottom of a lateral moving block 11, the demoulding bottom plate 3 drives the push rod 15 to move upwards, the push rod 15 drives the lateral moving block 11 to move upwards, the moving block 11 pushes the two sides of the suitcase, so that the bottom of the suitcase shell is separated from the mold core 10, the top of the fixed seat 14 is provided with a push rod base 16, ejector rod base 16 top fixedly connected with ejector pin 17, the inside track groove of seting up with ejector rod 17 looks adaptation of mould benevolence 10, ejector rod 17 swing joint is inside lower mould 2, and movable rod 13 keeps away from lower connecting block 12 one end and produces a thrust to ejector rod base 16 bottom, makes ejector rod base 16 drive ejector rod 17 rebound, and ejector rod 17 is with suitcase shell jack-up and the separation of side connecting block 11, through the method of secondary separation.
The implementation principle of the injection mold for producing the luggage case shell is as follows:
when the mold is required to be demolded, the demolding bottom plate 3 moves upwards, the demolding bottom plate 3 drives the push rod 15 to move upwards, the push rod 15 drives the side moving block 11 to move upwards, the moving block 11 pushes the two sides of the luggage case to separate the bottom of the luggage case shell from the mold core 10, when the demoulding bottom plate 3 continues to move upwards, the middle part of the movable rod 13 is contacted with the upper surface of the demoulding bottom plate 3, the middle part of the movable rod 13 is stressed to rotate anticlockwise, one end of the movable rod 13, far away from the lower connecting block 12, is jacked upwards, one end of the movable rod 13, far away from the lower connecting block 12, generates a thrust force on the bottom of the ejector rod base 16, so that the ejector rod base 16 drives the jacking rod 17 to move upwards, the jacking rod 17 jacks up the luggage case shell to be separated from the side connecting block 11, through the secondary separation method, the trunk shell can be easily demoulded, and the trunk shell is not easy to be damaged.
The above are all preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered by the protection scope of the utility model.

Claims (6)

1. A injection mold for producing suitcase shell, including last mould (1), lower mould (2) and drawing of patterns bottom plate (3), its characterized in that: go up mold core (4) of mould (1) bottom fixedly connected with, go up equal fixedly connected with guide post (5) in mold core (4) bottom four corners, go up mold core (4) bottom center fixedly connected with shaping piece (6), it has first cooling hole (7) to go up mold core (4) front side and has been seted up, it moulds plastics mouth (18) to go up mold core (4) top, mold core (8) under lower mold (2) top fixedly connected with, uide bushing (9) have been seted up in the equal four corners in lower mold core (8) top, mold core (10) have been seted up at lower mold core (8) top center, the equal swing joint in mold core (10) left and right sides moves piece (11) to the side, mold core (8) front side is seted up and is equipped with second cooling hole (19) down.
2. The injection mold for producing a luggage case shell according to claim 1, wherein: lower mould (2) bottom left and right sides equal fixedly connected with lower connecting block (12), connecting block (12) bottom swing joint has movable rod (13) down, drawing of patterns bottom plate (3) top center fixedly connected with fixing base (14), drawing of patterns bottom plate (3) top left and right sides equal fixedly connected with push rod (15), movable block (11) bottom threaded connection has to be moved at push rod (15) top, fixing base (14) top is provided with ejector pin base (16), ejector pin base (16) top fixedly connected with ejector rod (17), ejector rod (17) swing joint is inside lower mould (2).
3. The injection mold for producing a luggage case shell according to claim 1, wherein: the guide post (5) and the guide sleeve (9) are in the same position, and a limiting block is arranged on the inner wall of the guide sleeve (9).
4. The injection mold for producing a luggage case shell according to claim 2, wherein: the movable rod (13) is of an L-shaped structure.
5. The injection mold for producing a luggage case shell according to claim 2, wherein: the mold core (10) is internally provided with a track groove matched with the ejector rod (17).
6. The injection mold for producing a luggage case shell according to claim 1, wherein: the molding block (6) and the die core (10) are attached to form a molding groove, and the molding groove is connected with the injection molding nozzle (18).
CN202121688070.2U 2021-07-23 2021-07-23 Injection mold for producing luggage case shell Active CN216032244U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202121688070.2U CN216032244U (en) 2021-07-23 2021-07-23 Injection mold for producing luggage case shell

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202121688070.2U CN216032244U (en) 2021-07-23 2021-07-23 Injection mold for producing luggage case shell

Publications (1)

Publication Number Publication Date
CN216032244U true CN216032244U (en) 2022-03-15

Family

ID=80556168

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202121688070.2U Active CN216032244U (en) 2021-07-23 2021-07-23 Injection mold for producing luggage case shell

Country Status (1)

Country Link
CN (1) CN216032244U (en)

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