CN112829174A - Three-color mold - Google Patents
Three-color mold Download PDFInfo
- Publication number
- CN112829174A CN112829174A CN202011637945.6A CN202011637945A CN112829174A CN 112829174 A CN112829174 A CN 112829174A CN 202011637945 A CN202011637945 A CN 202011637945A CN 112829174 A CN112829174 A CN 112829174A
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- CN
- China
- Prior art keywords
- die
- plate
- beer
- product
- color
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 235000013405 beer Nutrition 0.000 claims abstract description 75
- 238000001746 injection moulding Methods 0.000 claims abstract description 13
- 238000012546 transfer Methods 0.000 claims abstract description 4
- 239000003292 glue Substances 0.000 claims description 12
- 238000000465 moulding Methods 0.000 abstract description 3
- 238000012545 processing Methods 0.000 abstract description 3
- 238000013461 design Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 description 5
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/03—Injection moulding apparatus
- B29C45/04—Injection moulding apparatus using movable moulds or mould halves
- B29C45/06—Injection moulding apparatus using movable moulds or mould halves mounted on a turntable, i.e. on a rotating support having a rotating axis parallel to the mould opening, closing or clamping direction
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/16—Making multilayered or multicoloured articles
- B29C45/1615—The materials being injected at different moulding stations
- B29C45/1628—The materials being injected at different moulding stations using a mould carrier rotatable about an axis perpendicular to the opening and closing axis of the moulding stations
Abstract
The invention discloses a three-color die, which is provided with three beer positions, namely a first beer position, a second beer position and a third beer position, and is characterized in that: the first beer position, the second beer position and the third beer position are distributed around a central axis of the die in an equal distribution mode, the three-color die comprises a movable die and a fixed die, and the movable die rotates by 120 degrees around the central axis every time to realize the transfer of a product from the first beer position to the first beer position and then to the second beer position, so that the injection molding of a three-color product is completed. The invention is applied to the injection molding of three-color products through the design of the mold structure, and has the advantages of simple and convenient processing, small mold structure and low molding cost.
Description
Technical Field
The invention relates to the field of injection mold design, in particular to a three-color mold.
Background
With the continuous improvement of living standards, the requirements of people on the appearance, the function and the quality of living goods are higher and higher, the appearance of the products needs a mold with higher requirements, the structure of the mold is more complex, three sets of molds are generally needed in the traditional method, and three colors are formed by twice injection molding after a plastic part is taken down in the production process; or different parts are firstly formed by injection molding through different molds and then assembled to form a finished product, and the finished product has high appearance reject ratio and poor dimensional stability no matter the product is formed by multiple times of separate injection molding or assembly molding.
Therefore, the prior art is in need of improvement.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a three-color die which is provided with three beer positions, namely a first beer position, a second beer position and a third beer position, and the specific scheme is as follows:
the first beer position, the second beer position and the third beer position are distributed around a central axis of the mold in an equal distribution mode, the three-color mold comprises a movable mold and a fixed mold, and the movable mold rotates by 120 degrees around the central axis every time to realize the transfer of a product from the first beer position to the first beer position and then to the second beer position, so that the injection molding of a three-color product is completed;
the fixed die comprises a runner plate and an A plate, a first beer cavity component, a second beer cavity component and a third beer cavity component are respectively arranged on the first beer position, the second beer position and the third beer position on the A plate, the movable mold comprises a B plate, a plurality of rear mold inserts are arranged on each beer position on the B plate, the rear mold inserts of the three beer positions have the same structure, the first beer cavity component, the second beer cavity component and the third beer cavity component have different structures, the first beer cavity assembly and the rear mold insert form a first color glue position of a product after mold assembly, the rear mold insert and the rear mold insert form a first color glue position of a product after mold closing, the second beer cavity component and the rear mold insert form a second color glue position of the product after mold closing, and the third beer cavity component and the rear mold insert form a third color glue position of the product after mold closing.
Preferably, the first, second and third beer cavity assemblies are all composed of a plurality of front mold inserts and a plurality of shovel bases, the shapes and the number of the front mold inserts are designed according to the shapes of products, and the shovel bases are used for opening the front mold inserts when the molds are opened;
preferably, the front mold insert is mounted on the plate a in a laterally movable manner, the shovel base is fixedly mounted relative to the runner plate and is connected with the front mold insert through a T block in a one-to-one correspondence manner, and when the mold is opened, the runner plate and the plate a are opened, and the shovel base drives the front mold insert to be laterally opened.
Preferably, the movable mold is further provided with a plurality of ejector pins, an upper ejector plate and a lower ejector plate, and the ejector pins are used for ejecting the product when the product is subjected to injection molding and the mold is opened;
specifically, the lower end of the ejector pin is fixedly mounted on the upper ejector plate, the upper ejector plate and the lower ejector plate are separated after the plate A and the plate B are opened, the lower ejector plate is fixedly connected and mounted relative to the plate B, the upper ejector plate moves up relative to the lower ejector plate, and then the ejector pin is driven to eject the product from the rear mold insert.
Preferably, the fixed die or the movable die is provided with a plurality of positioning columns, and the movable die or the fixed die is correspondingly provided with a plurality of positioning holes for ensuring the balance of the die.
Preferably, the number of the positioning columns is three.
Preferably, the three-color die is also provided with a plurality of buckling bases for ensuring the balance of the die.
Preferably, the number of the bases is three.
The three-color mold provided by the invention has the following beneficial effects:
1. the injection molding die is applied to injection molding of three-color products, and has the advantages of simple and convenient processing, small die structure and low molding cost;
2. the product is molded at one time, so that the reject ratio of the product caused by machine factors is reduced, and the reject ratio of the product caused by artificial board placing factors is reduced;
3. the production period is saved, and the production cost is reduced.
Drawings
FIG. 1 is a schematic perspective view of an embodiment of the present invention;
FIG. 2 is a schematic diagram of the working principle of an embodiment of the present invention;
FIG. 3 is a schematic diagram of a solid explosion structure of a fixed mold;
FIG. 4 is a bottom view of the stationary mold;
FIG. 5 is a schematic perspective exploded view of a first beer cavity assembly;
FIG. 6 is a schematic perspective exploded view of the movable mold;
FIG. 7 is a cross-sectional view of an embodiment of the present invention in a clamped condition;
FIG. 8 is a cross-sectional view of the embodiment of the present invention in the open position.
Detailed Description
The invention is further described below with reference to the following figures and specific examples.
The embodiment provides a three-color die, which is provided with three beer positions, namely a first beer position, a second beer position and a third beer position, wherein the first beer position, the second beer position and the third beer position are distributed around a central axis of the die in an equal division manner, the three-color die comprises a movable die 1 and a fixed die 2, and the movable die 1 rotates by 120 degrees around the central axis every time to realize the transfer of a product from the first beer position to the first beer position and then to the second beer position, so that the injection molding of a three-color product is completed; the fixed mold 2 comprises a panel 21, a hot runner plate 22, a nozzle plate 23, a runner plate 24 and an A plate 25, a first beer cavity assembly 26, a second beer cavity assembly 27 and a third beer cavity assembly 28 are respectively arranged on the A plate 25 at the first beer position, the second beer position and the third beer position, the movable mold 1 comprises a B plate 11, four rear mold inserts 12 are arranged on each beer position on the B plate 11, the rear mold inserts 12 of the three beer positions have the same structure, the first beer cavity assembly 26, the second beer cavity assembly 27 and the third beer cavity assembly 28 have different structures, the first beer cavity assembly 26 and the rear mold inserts 11 form a first color glue position of a product after mold closing, the rear mold inserts 12 and the rear mold inserts 12 form a first color glue position of the product after mold closing, the second beer cavity assembly 27 and the rear mold inserts 12 form a second color glue position of the product after mold closing, and the third beer cavity assembly 28 and the rear mold insert 12 form a third color glue position of the product after mold closing.
Referring to fig. 6 to 8, each of the first, second and third beer cavity assemblies 26, 27 and 28 is composed of a plurality of front mold inserts 261 and a plurality of scoop bases 262, the shape and number of the front mold inserts 261 are designed according to the shape of the product, and the scoop bases 262 are used for opening the front mold inserts 261 when opening the mold; specifically, the front mold insert 261 is mounted on the a plate 25 in a laterally movable manner, the shovel base 262 is fixedly mounted opposite to the runner plate 24 and is connected to the front mold insert 261 through a T block 263 in a one-to-one correspondence manner, when the mold is opened, the runner plate 24 and the a plate 25 are opened, and the shovel base 262 drives the front mold insert 261 to open.
The front mold insert 261 is also positioned and mounted by a slide press plate 264.
The movable die 1 is further provided with a plurality of ejector pins 13, an upper ejector pin plate 14 and a lower ejector pin plate 15, and the ejector pins 13 are used for ejecting a product when the product is subjected to injection molding and the die is opened; specifically, the lower end of the ejector 13 is fixedly mounted on the upper ejector plate 14, the upper ejector plate 14 and the lower ejector plate 15 are separated after the a plate 25 and the B plate 11 are opened, specifically, the lower ejector plate 15 is fixedly connected and mounted with respect to the B plate 11, the upper ejector plate 14 moves upward with respect to the lower ejector plate 15, and then the ejector 13 is driven to eject the product 100 from the rear mold insert 12. Specifically, the upper ejector plate 14 and the lower ejector plate 15 are three and correspond to three beer positions.
The fixed die 2 is also provided with three positioning columns 29 and three positioning grooves 30, and correspondingly, the movable die 1 is provided with three positioning holes 16 and three positioning blocks 17 for ensuring the balance of the die; the three-color die is also provided with three buckling bases 3 which are also used for ensuring the balance of the die.
The three-color module that this embodiment provided has following advantage:
1. the processing is simple and convenient, the die structure is reduced, and the die making cost is reduced;
2. the product is formed in one step, so that the product reject ratio caused by machine table factors is reduced, and the product reject ratio caused by artificial board placing factors is reduced;
3. the production period is saved, and the production cost is reduced.
The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (8)
1. A three-colour die is equipped with three beer positions, is first beer position, second beer position and third beer position respectively, its characterized in that: the first beer position, the second beer position and the third beer position are distributed around the central axis of the die in an equal distribution mode, the three-color die comprises a movable die and a fixed die, and the movable die rotates by 120 degrees around the central axis every time to realize the transfer of a product from the first beer position to the first beer position and then to the second beer position, so that the injection molding of a three-color product is completed;
the fixed die comprises a runner plate and an A plate, a first die cavity assembly, a second die cavity assembly and a third die cavity assembly are respectively arranged on the first die position, the second die cavity assembly and the third die position on the A plate, the movable die comprises a B plate, a plurality of rear die inserts are arranged on each die position on the B plate, the rear die inserts of the three die positions have the same structure, the first die cavity assembly, the second die cavity assembly and the third die cavity assembly have different structures, the first die cavity assembly and the rear die inserts form a first product color glue position after die assembly, the rear die inserts and the rear die inserts form a first product color glue position after die assembly, the second die cavity assembly and the rear die inserts form a second product color glue position after die assembly, and the third die cavity assembly and the rear die inserts form a third product color glue position after die assembly and die assembly are assembled.
2. The tristimulus die of claim 1, wherein: the first beer cavity assembly, the second beer cavity assembly and the third beer cavity assembly are all composed of a plurality of front mold inserts and a plurality of shovel bases, the shapes and the number of the front mold inserts are designed according to the shapes of products, and the shovel bases are used for opening the front mold inserts when mold opening is carried out.
3. The tristimulus die of claim 2, wherein: the front mold insert can be transversely movably arranged on the plate A, the shovel base is fixedly arranged relative to the runner plate and is connected with the front mold insert through a T block in a one-to-one correspondence mode, and when the mold is opened, the runner plate and the plate A are opened, and the shovel base drives the front mold insert to be transversely opened.
4. The tristimulus die of claim 1, wherein: the movable mold is also provided with a plurality of ejector pins, an upper ejector pin plate and a lower ejector pin plate, and the ejector pins are used for ejecting the product when the injection molding of the product is completed and the mold opening is carried out;
specifically, the lower end of the ejector pin is fixedly mounted on the upper ejector plate, the upper ejector plate and the lower ejector plate are separated after the plate A and the plate B are opened, the lower ejector plate is fixedly connected and mounted relative to the plate B, the upper ejector plate moves up relative to the lower ejector plate, and then the ejector pin is driven to eject the product from the rear mold insert.
5. The tristimulus die of claim 1, wherein: the fixed die or the movable die is provided with a plurality of positioning columns, and the movable die or the fixed die is correspondingly provided with a plurality of positioning holes for ensuring the balance of the die.
6. The three-color mold according to claim 5, wherein: the number of the positioning columns is three.
7. The tristimulus die of claim 1, wherein: the three-color die is also provided with a plurality of buckling bases for ensuring the balance of the die.
8. The three-color mold according to claim 7, wherein: the number of the buckling bases is three.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011637945.6A CN112829174A (en) | 2020-12-31 | 2020-12-31 | Three-color mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011637945.6A CN112829174A (en) | 2020-12-31 | 2020-12-31 | Three-color mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112829174A true CN112829174A (en) | 2021-05-25 |
Family
ID=75926723
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011637945.6A Pending CN112829174A (en) | 2020-12-31 | 2020-12-31 | Three-color mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112829174A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204526019U (en) * | 2014-12-27 | 2015-08-05 | 东莞品冠精密模具有限公司 | Secondary ejection mold |
| CN208035263U (en) * | 2018-03-02 | 2018-11-02 | 厦门协晟源模具有限公司 | Injection mold thimble plate secondary ejecting mechanism |
| CN109049508A (en) * | 2018-09-27 | 2018-12-21 | 宁波新登辉模具科技有限公司 | A kind of three color of Multicarity, three station injection mold for car light part |
| CN109940841A (en) * | 2019-04-22 | 2019-06-28 | 泉州市泉港区新联鑫通工业设计有限公司 | A kind of button based structures in plastic mold tensioning mechanism |
| CN209552334U (en) * | 2019-01-16 | 2019-10-29 | 温州长江汽车电子有限公司 | The Slide mechanism of double-shot moulding mould |
| CN210651745U (en) * | 2019-07-26 | 2020-06-02 | 东莞市景宏塑胶模具有限公司 | Mold stripping device capable of solving problem of product inner side back-off |
| CN210651750U (en) * | 2019-07-26 | 2020-06-02 | 东莞市景宏塑胶模具有限公司 | Buckling base device capable of controlling die opening and closing sequence |
-
2020
- 2020-12-31 CN CN202011637945.6A patent/CN112829174A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204526019U (en) * | 2014-12-27 | 2015-08-05 | 东莞品冠精密模具有限公司 | Secondary ejection mold |
| CN208035263U (en) * | 2018-03-02 | 2018-11-02 | 厦门协晟源模具有限公司 | Injection mold thimble plate secondary ejecting mechanism |
| CN109049508A (en) * | 2018-09-27 | 2018-12-21 | 宁波新登辉模具科技有限公司 | A kind of three color of Multicarity, three station injection mold for car light part |
| CN209552334U (en) * | 2019-01-16 | 2019-10-29 | 温州长江汽车电子有限公司 | The Slide mechanism of double-shot moulding mould |
| CN109940841A (en) * | 2019-04-22 | 2019-06-28 | 泉州市泉港区新联鑫通工业设计有限公司 | A kind of button based structures in plastic mold tensioning mechanism |
| CN210651745U (en) * | 2019-07-26 | 2020-06-02 | 东莞市景宏塑胶模具有限公司 | Mold stripping device capable of solving problem of product inner side back-off |
| CN210651750U (en) * | 2019-07-26 | 2020-06-02 | 东莞市景宏塑胶模具有限公司 | Buckling base device capable of controlling die opening and closing sequence |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210525 |
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| RJ01 | Rejection of invention patent application after publication |