CN211993969U - Plastic injection molding novel mold easy to demould - Google Patents
Plastic injection molding novel mold easy to demould Download PDFInfo
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- CN211993969U CN211993969U CN202020097731.3U CN202020097731U CN211993969U CN 211993969 U CN211993969 U CN 211993969U CN 202020097731 U CN202020097731 U CN 202020097731U CN 211993969 U CN211993969 U CN 211993969U
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- injection molding
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- sliding
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- 238000001746 injection moulding Methods 0.000 title claims abstract description 42
- 239000004033 plastic Substances 0.000 title claims abstract description 37
- 229920003023 plastic Polymers 0.000 title claims abstract description 37
- 238000003466 welding Methods 0.000 claims description 3
- 238000006073 displacement reaction Methods 0.000 abstract description 11
- 238000002347 injection Methods 0.000 abstract description 11
- 239000007924 injection Substances 0.000 abstract description 11
- 239000002991 molded plastic Substances 0.000 abstract description 4
- 238000010030 laminating Methods 0.000 abstract description 3
- 238000007493 shaping process Methods 0.000 abstract description 3
- 238000003754 machining Methods 0.000 abstract description 2
- 238000000465 moulding Methods 0.000 description 9
- 238000001816 cooling Methods 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model relates to an injection mold technical field specifically is a plastics are moulded plastics with novel mould of easy drawing of patterns, the fixed column is hollow structure, and the upside center fixedly connected with mounting flange of fixed column department, be equipped with demoulding mechanism in the fixed column, and demoulding mechanism's both ends extend to the outside of fixed column and respectively with first mould and second mould fixed connection, first mould and second mould set up relatively. The utility model discloses in, through first injection molding pipe and second injection molding pipe respectively toward injecting molten plastics in the injection molding chamber of first mould and second mould, cold and hot more even messenger's plastics are cold and hot more even, the shaping is faster, avoid plastics and mould adhesion, the injection molding drawing of patterns of being convenient for sets up demoulding mechanism, start step motor drives first mould and second mould displacement, realize the drawing of patterns, it is more convenient to operate, improve machining efficiency, set up positioner and improve the laminating precision, and then improve processingquality.
Description
Technical Field
The utility model relates to an injection mold technical field specifically is a plastics are moulded plastics with novel mould of easy drawing of patterns.
Background
The injection molding is a method for producing and molding industrial products, the products are generally subjected to rubber injection molding and plastic injection molding, however, the existing plastic injection molding processing mold generally adopts an upper mold structure and a lower mold structure, an injection molding pipe is only arranged on one mold, the wall body of an injection molding part is uneven in thickness and adhered to the mold due to uneven cooling and heating in the injection molding process, the upper mold and the lower mold are difficult to separate in the demolding process, the demolding of the injection molding part is not convenient, the product quality is reduced, the manufacturing cost is increased, and the production efficiency is low. Accordingly, those skilled in the art have provided a novel mold for injection molding of plastic, which is easy to release, to solve the problems set forth in the background art described above.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a plastics are moulded plastics with novel mould of easy drawing of patterns to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a plastics are moulded plastics with novel mould of easy drawing of patterns, includes horizontal fixed column, first mould and the second mould that sets up, the fixed column is hollow structure, and the upside center department fixedly connected with mounting flange of fixed column, be equipped with demoulding mechanism in the fixed column, and demoulding mechanism's both ends extend to the outside of fixed column and respectively with first mould and second mould fixed connection, first mould and second mould set up relatively, one side fixedly connected with that the second mould was kept away from to first mould rather than the first pipe of moulding plastics that the chamber intercommunication set up of moulding plastics, and one side fixedly connected with that the first mould was kept away from to the second mould rather than the second pipe of moulding plastics that the chamber intercommunication set up of moulding plastics, the lateral wall in both sides of first mould and second mould is the positioner that two symmetries set up of fixedly connected with respectively.
As a further aspect of the present invention: demoulding mechanism is including fixing the step motor on the fixed column lateral wall, step motor's drive end rotates and is connected with the pivot of horizontal setting, and the one end that step motor was kept away from in the pivot runs through and extends to the fixed column and the first threaded rod of fixedly connected with, the one end fixedly connected with that the pivot was kept away from to first threaded rod has the second threaded rod rather than the reverse setting of screw trend, threaded connection has the nut piece that two symmetries set up respectively on first threaded rod and the second threaded rod, and the equal fixedly connected with connecting rod of downside of two nut pieces, the spout has been seted up to the downside of fixed column, and two connecting rods keep away from the one end of two nut pieces and all run through the spout and respectively with first mould and second mould fixed connection.
As a further aspect of the present invention: first through-hole has been seted up to the one end of fixed column, and the pivot runs through the through-hole setting, first through-hole passes through the bearing spare and is connected with the pivot rotation.
As a further aspect of the present invention: the one end inner wall of fixed column is kept away from the one end rotation connection of first threaded rod through rotating piece and second threaded rod.
As a further aspect of the present invention: the positioning device comprises a first positioning column, a second positioning column and a sliding rod which are transversely arranged, the first positioning column is fixedly connected with a first die, the second positioning column is fixedly connected with a second die, the first positioning column and the second positioning column are symmetrically arranged, sliding cavities are formed in the first positioning column and the second positioning column, sliders are connected in the two sliding cavities in a sliding mode, and two ends of the sliding rod are respectively penetrated and extended into the two sliding cavities and are respectively fixedly connected with the two sliders.
As a further aspect of the present invention: second through holes are formed in the opposite ends of the first positioning column and the second positioning column, two ends of the sliding rod penetrate through the two second through holes respectively, and the inner walls of the two second through holes are connected with the outer side wall of the sliding rod in a sliding mode respectively.
As a further aspect of the present invention: the side walls of the first positioning column and the second positioning column are fixedly connected with the side walls of the first mold and the second mold in a welding mode respectively.
Compared with the prior art, the beneficial effects of the utility model are that:
1. through setting up first mould and second mould level relatively, inject fused plastics toward the injection molding chamber of first mould and second mould respectively from first injection molding pipe and second injection molding pipe, and then the cooling shaping makes plastics cold and hot more even, and the shaping is faster, avoids plastics and mould adhesion, the injection molding drawing of patterns of being convenient for.
2. Through setting up demoulding mechanism, start step motor, it rotates to drive the pivot, and then drive first threaded rod and second threaded rod and rotate, because the axial of two nut pieces is rotated and is followed the restriction that the connecting rod received the sliding opening, and the screw trend of first threaded rod and second threaded rod is reverse setting, consequently, two nut pieces force toward the direction displacement far away from each other, and then drive first mould and second mould toward the direction displacement far away from each other, realize the drawing of patterns operation, it is more convenient to demold, and then improve machining efficiency.
3. Through setting up positioner, when first mould and second mould displacement, first reference column and second reference column are followed first mould and second mould displacement respectively, and slide bar pulling slider displacement in smooth chamber this moment can fix a position the displacement of first mould and second mould, keeps same straight line when guaranteeing first mould and second mould displacement, prevents to take place the skew, improves the laminating precision, and then improves processingquality.
Drawings
FIG. 1 is a schematic perspective view of a novel mold for injection molding of plastic, which is easy to demold;
FIG. 2 is a schematic sectional front view of a novel mold for easy demolding in plastic injection molding;
FIG. 3 is a schematic top view of a novel mold for injection molding of plastic, which is easy to demold.
In the figure: 1. fixing a column; 2. a first mold; 3. a second mold; 4. installing a flange; 5. a first injection molded tube; 6. a second injection molded tube; 7. a stepping motor; 8. a rotating shaft; 9. a first threaded rod; 10. a second threaded rod; 11. a nut block; 12. a connecting rod; 13. a sliding port; 14. a rotating member; 15. a first positioning post; 16. a second positioning column; 17. a slide bar; 18. a slide chamber; 19. a slide block.
Detailed Description
Referring to fig. 1-3, in the embodiment of the present invention, a novel mold for easily releasing a mold for plastic injection molding comprises a horizontally disposed fixed column 1, a first mold 2 and a second mold 3, wherein the fixed column 1 is a hollow structure, and a mounting flange 4 is fixedly connected to the center of the upper side of the fixed column 1, the mold can be fixed to an injection molding machine, a mold releasing mechanism is disposed in the fixed column 1, two ends of the mold releasing mechanism extend to the outer side of the fixed column 1 and are respectively fixedly connected to the first mold 2 and the second mold 3, the first mold 2 and the second mold 3 are disposed opposite to each other, a first injection pipe 5 communicated with an injection cavity of the first mold 2 is fixedly connected to one side of the second mold 3 away from the second mold 3, a second injection pipe 6 communicated with the injection cavity of the second mold 3 is fixedly connected to one side of the second mold 3 away from the first mold 2, the first injection pipe 5 and the second injection pipe 6 are respectively communicated with a discharge end of molten plastic, the first mold 2 and the second mold 3 are tightly attached, molten plastic is injected into injection molding cavities of the first mold 2 and the second mold 3 from the first injection molding pipe 5 and the second injection molding pipe 6 respectively, and then cooling molding is performed, so that the plastic is more uniform in cooling and heating and faster in molding, the plastic is prevented from being adhered to the molds, demolding of injection molded parts is facilitated, and two symmetrically-arranged positioning devices are fixedly connected to the side walls of the two sides of the first mold 2 and the second mold 3 respectively;
in fig. 2: the demoulding mechanism comprises a stepping motor 7 fixed on the side wall of a fixed column 1, the driving end of the stepping motor 7 is rotationally connected with a rotating shaft 8 which is transversely arranged, one end of the rotating shaft 8, which is far away from the stepping motor 7, penetrates through the fixed column 1 and is fixedly connected with a first threaded rod 9, one end of the first threaded rod 9, which is far away from the rotating shaft 8, is fixedly connected with a second threaded rod 10 which is arranged in a way of being opposite to the thread direction of the first threaded rod 9, two nut blocks 11 which are symmetrically arranged are respectively in threaded connection with the first threaded rod 9 and the second threaded rod 10, connecting rods 12 are respectively and fixedly connected with the lower sides of the two nut blocks 11, a sliding opening 13 is arranged on the lower side of the fixed column 1, one ends of the two connecting rods 12, which are far away from the two nut blocks 11, penetrate through the sliding opening 13 and are respectively and fixedly connected with a first mould 2, because the first threaded rod 9 and the second threaded rod 10 are respectively in threaded connection with the two nut blocks 11, and the connecting rods 12 fixed with the two nut blocks 11 respectively penetrate through the sliding openings 13 in the fixed column 1, the axial rotation of the two nut blocks 11 is limited by the sliding openings 13 along with the connecting rods 12, and the thread directions of the first threaded rod 9 and the second threaded rod 10 are in reverse arrangement, when the first threaded rod 9 and the second threaded rod 10 rotate, the two nut blocks 11 are forced to move in a far direction, and then the first die 2 and the second die 3 are driven to move in a far direction, so that the demoulding operation is realized, the demoulding is more convenient, and the processing efficiency is improved;
in fig. 2: one end of the fixed column 1 is provided with a first through hole, the rotating shaft 8 penetrates through the through hole, and the first through hole is rotatably connected with the rotating shaft 8 through a bearing piece, so that the rotating shaft 8 can rotate conveniently, and the rotating shaft 8 can be supported;
in fig. 2: the inner wall of one end of the fixed column 1 is rotatably connected with one end, far away from the first threaded rod 9, of the second threaded rod 10 through a rotating piece 14, and the effect of supporting and stabilizing the rotation of the second threaded rod 10 is achieved;
in fig. 1 and 2: the positioning device comprises a first positioning column 15, a second positioning column 16 and a sliding rod 17 which are transversely arranged, wherein the first positioning column 15 is fixedly connected with the first die 2, the second positioning column 16 is fixedly connected with the second die 3, the first positioning column 15 and the second positioning column 16 are symmetrically arranged, sliding cavities 18 are respectively formed in the first positioning column 15 and the second positioning column 16, sliding blocks 19 are respectively connected in the two sliding cavities 18 in a sliding manner, two ends of the sliding rod 17 respectively penetrate through the two sliding cavities 18 and are respectively fixedly connected with the two sliding blocks 19, when the first die 2 and the second die 3 move, the first positioning column 15 and the second positioning column 16 respectively move along with the first die 2 and the second die 3, and because the sliding blocks 19 are connected with the sliding cavities 18 in a sliding manner, the sliding rods 17 pull the sliding blocks 19 to move in the sliding cavities 18, so that the displacements of the first die 2 and the second die 3 can be positioned, and the same straight line can be kept when the first die 2 and the second die 3 move, the deviation is prevented, the fitting accuracy is improved, and the processing quality is further improved;
in fig. 2: the opposite ends of the first positioning column 15 and the second positioning column 16 are both provided with second through holes, two ends of the sliding rod 17 respectively penetrate through the two second through holes, and the inner walls of the two second through holes are respectively in sliding connection with the outer side wall of the sliding rod 17, so that the sliding rod 17 can slide conveniently;
in fig. 1: the side walls of the first positioning column 15 and the second positioning column 16 are fixedly connected with the side walls of the first mold 2 and the second mold 3 in a welding mode, and the connection is firmer.
The utility model discloses a theory of operation is: when the device is used, the first mold 2 and the second mold 3 are tightly attached, molten plastic is injected into injection molding cavities of the first mold 2 and the second mold 3 from the first injection molding pipe 5 and the second injection molding pipe 6 respectively, and then cooling molding is carried out, so that the plastic is more uniform in cooling and heating and faster in molding, the plastic is prevented from being adhered to the molds, and the injection molding piece is convenient to demold;
secondly, the stepping motor 7 is started to drive the rotating shaft 8 to rotate and further drive the first threaded rod 9 and the second threaded rod 10 to rotate, the first threaded rod 9 and the second threaded rod 10 are respectively in threaded connection with the two nut blocks 11, and the connecting rods 12 fixed to the two nut blocks 11 respectively penetrate through the sliding openings 13 in the fixed column 1, at the moment, the two nut blocks 11 are axially rotated to be limited by the sliding openings 13 along with the connecting rods 12, and the thread trends of the first threaded rod 9 and the second threaded rod 10 are reversely arranged, so that when the first threaded rod 9 and the second threaded rod 10 rotate, the two nut blocks 11 are forced to move in a far direction, and further drive the first mold 2 and the second mold 3 to move in a far direction, so that demolding operation is realized, demolding is more convenient, and further the processing efficiency is improved;
meanwhile, when the first mold 2 and the second mold 3 are displaced, the first positioning column 15 and the second positioning column 16 are respectively displaced along with the first mold 2 and the second mold 3, and the sliding block 19 is slidably connected with the sliding cavity 18, so that the sliding rod 17 pulls the sliding block 19 to be displaced in the sliding cavity 18, the displacements of the first mold 2 and the second mold 3 can be positioned, the same straight line is kept when the displacements of the first mold 2 and the second mold 3 are ensured, the occurrence of deviation is prevented, the laminating precision is improved, and the processing quality is further improved.
The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. A novel easy-to-demould mold for plastic injection molding comprises a fixed column (1), a first mold (2) and a second mold (3) which are transversely arranged, and is characterized in that the fixed column (1) is of a hollow structure, a mounting flange (4) is fixedly connected to the center of the upper side of the fixed column (1), a demoulding mechanism is arranged in the fixed column (1), two ends of the demoulding mechanism extend to the outer side of the fixed column (1) and are respectively and fixedly connected with the first mold (2) and the second mold (3), the first mold (2) and the second mold (3) are oppositely arranged, a first injection molding pipe (5) communicated with an injection molding cavity of the first mold (2) is fixedly connected to one side of the first mold (2) far away from the second mold (3), and a second injection molding pipe (6) communicated with the injection molding cavity of the second mold (3) is fixedly connected to one side of the second mold (2) far away from the first mold (2, two symmetrically-arranged positioning devices are fixedly connected to the side walls of the two sides of the first die (2) and the second die (3) respectively.
2. The novel mold easy to demold for plastic injection molding according to claim 1, wherein the demolding mechanism comprises a stepping motor (7) fixed on the side wall of the fixed column (1), the driving end of the stepping motor (7) is rotatably connected with a horizontally arranged rotating shaft (8), one end of the rotating shaft (8) far away from the stepping motor (7) extends into the fixed column (1) and is fixedly connected with a first threaded rod (9), one end of the first threaded rod (9) far away from the rotating shaft (8) is fixedly connected with a second threaded rod (10) arranged in a direction opposite to the thread direction of the first threaded rod, two symmetrically arranged nut blocks (11) are respectively in threaded connection with the first threaded rod (9) and the second threaded rod (10), connecting rods (12) are fixedly connected to the lower sides of the two nut blocks (11), and a sliding opening (13) is formed in the lower side of the fixed column (1), and one ends of the two connecting rods (12) far away from the two nut blocks (11) penetrate through the sliding openings (13) and are fixedly connected with the first die (2) and the second die (3) respectively.
3. The novel mold easy to demold for plastic injection molding according to claim 2, wherein a first through hole is opened at one end of the fixing column (1), the rotating shaft (8) penetrates through the through hole, and the first through hole is rotatably connected with the rotating shaft (8) through a bearing.
4. The novel mold for easy demolding for plastic injection molding according to claim 2, wherein an inner wall of one end of the fixed column (1) is rotatably connected with one end, away from the first threaded rod (9), of the second threaded rod (10) through a rotating piece (14).
5. The novel mold easy to demold for plastic injection molding according to claim 1, wherein the positioning device comprises a first positioning column (15), a second positioning column (16) and a sliding rod (17) which are transversely arranged, the first positioning column (15) is fixedly connected with the first mold (2), the second positioning column (16) is fixedly connected with the second mold (3), the first positioning column (15) and the second positioning column (16) are symmetrically arranged, sliding cavities (18) are respectively formed in the first positioning column (15) and the second positioning column (16), sliding blocks (19) are respectively slidably connected in the two sliding cavities (18), and two ends of the sliding rod (17) respectively extend through the two sliding cavities (18) and are respectively fixedly connected with the two sliding blocks (19).
6. The novel mold easy to demold for plastic injection molding according to claim 5, wherein the opposite ends of the first positioning column (15) and the second positioning column (16) are respectively provided with a second through hole, two ends of the sliding rod (17) are respectively arranged through the two second through holes, and the inner walls of the two second through holes are respectively connected with the outer side wall of the sliding rod (17) in a sliding manner.
7. The novel mold easy to demold for plastic injection molding according to claim 5, wherein the side walls of the first positioning column (15) and the second positioning column (16) are fixedly connected with the side walls of the first mold (2) and the second mold (3) in a welding manner, respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020097731.3U CN211993969U (en) | 2020-01-17 | 2020-01-17 | Plastic injection molding novel mold easy to demould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020097731.3U CN211993969U (en) | 2020-01-17 | 2020-01-17 | Plastic injection molding novel mold easy to demould |
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| Publication Number | Publication Date |
|---|---|
| CN211993969U true CN211993969U (en) | 2020-11-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020097731.3U Active CN211993969U (en) | 2020-01-17 | 2020-01-17 | Plastic injection molding novel mold easy to demould |
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|---|---|
| CN (1) | CN211993969U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112757581A (en) * | 2020-12-21 | 2021-05-07 | 衷俊 | PET plastic bottle idiosome injection mold |
-
2020
- 2020-01-17 CN CN202020097731.3U patent/CN211993969U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112757581A (en) * | 2020-12-21 | 2021-05-07 | 衷俊 | PET plastic bottle idiosome injection mold |
| CN112757581B (en) * | 2020-12-21 | 2022-08-23 | 鹤山市盛美塑料制品有限公司 | PET plastic bottle idiosome injection mold |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211123 Address after: 215000 No. 39, Wangjiang Road, Nangang, Zhangpu Town, Suzhou City, Jiangsu Province Patentee after: Kunshan Hui Hui precision mould Co.,Ltd. Address before: 510000 Room 201, building 25, courtyard 5, Siheng Road, Yuancun, Tianhe District, Guangzhou, Guangdong Patentee before: Xu Yunyan |