CN219294587U - Multicolor injection mold - Google Patents
Multicolor injection mold Download PDFInfo
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- CN219294587U CN219294587U CN202223339785.4U CN202223339785U CN219294587U CN 219294587 U CN219294587 U CN 219294587U CN 202223339785 U CN202223339785 U CN 202223339785U CN 219294587 U CN219294587 U CN 219294587U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The utility model discloses a multicolor injection mold, which comprises an upper mold component and a lower mold component, wherein the upper mold component and the lower mold component are matched to form a plurality of injection cavities, each injection cavity is correspondingly injected to form each part of an injection molding piece, and a plurality of injection passages which are correspondingly communicated with each injection cavity are arranged on the upper mold component and/or the lower mold component. This polychrome injection mold is through setting up a plurality of injection molding cavities that the injection molding formed the different parts of injection molding, realizes the different parts of injection molding of completion injection molding on same mould, finally obtains the injection molding that multiple material concatenation formed, and because the semi-manufactured goods that forms in the injection molding process is moved into another injection molding cavity by one injection molding cavity of same mould, removes accurately, swiftly. In conclusion, the four-color injection mold effectively reduces production cost and improves production efficiency.
Description
Technical Field
The utility model relates to an injection mold, in particular to a multicolor injection mold.
Background
Along with the diversification of products, the same product can be formed by splicing various materials through injection molding. Correspondingly, a plurality of injection molds are needed to be arranged for injection molding of the product, and a semi-finished product is needed to be moved from one injection mold to another injection mold in the injection molding process, so that the production cost is high and the production efficiency is low.
Disclosure of Invention
In order to solve the technical problems that when products formed by splicing various materials are injected, a plurality of sets of injection molds are required to be configured, a semi-finished product is required to be moved from one injection mold to another injection mold in the injection molding process, the production cost is high, and the production efficiency is low, the utility model aims to provide a multicolor injection mold.
The utility model is realized by the following technical scheme:
the multicolor injection mold is used for injecting injection molding pieces formed by splicing a plurality of parts and comprises an upper mold assembly and a lower mold assembly, the upper mold assembly and the lower mold assembly are matched to form a plurality of injection molding cavities, each injection molding cavity is correspondingly injected to form each part of the injection molding piece, and a plurality of injection molding channels which are correspondingly communicated with each injection molding cavity are arranged on the upper mold assembly and/or the lower mold assembly.
Further, the injection molding piece comprises a first part made of a first material, a second part made of a second material and a third part made of a third material; the plurality of injection molding cavities comprise a first injection molding cavity, a second injection molding cavity and a third injection molding cavity, wherein the first injection molding cavity is used for injecting and forming a first part of an injection molding piece, the second injection molding cavity is used for injecting and forming a second part of the injection molding piece, and the third injection molding cavity is used for injecting and forming a third part of the injection molding piece.
Further, the plurality of injection molding channels comprise a first injection molding channel, a second injection molding channel and a third injection molding channel, the first injection molding channel is arranged on the upper die assembly and communicated with the first injection molding cavity, the second injection molding channel is arranged on the upper die assembly and communicated with the second injection molding cavity, and the third injection molding channel is arranged on the lower die assembly and communicated with the third injection molding cavity.
Further, the first injection molding channel is provided with a first feeding hole formed in the top of the upper die assembly, the second injection molding channel is provided with a second feeding hole formed in the top of the upper die assembly, the first feeding hole is located in the geometric center of the top surface of the upper die assembly, and a circle center connecting line of the first feeding hole and the second feeding hole is located on a symmetrical axis of the upper die assembly.
Further, the third injection molding channel is provided with a third feeding hole formed in the bottom of the lower die assembly, the third feeding hole is located in the geometric center of the bottom surface of the lower die assembly, and the circle centers of the third feeding hole and the first feeding hole are connected and located on the symmetry axis of the lower die assembly.
Further, the flow area of the third injection molding channel is smaller than that of the second injection molding channel, and the flow area of the second injection molding channel is smaller than that of the first injection molding channel.
Further, the first injection cavity is located in the middle of the upper die assembly and the lower die assembly, and the second injection cavity and the third injection cavity are located on the left side and the right side of the first injection cavity respectively.
Further, the number of the first injection molding cavities is 2, and the two first injection molding cavities are arranged at intervals in the front-rear direction.
Further, the second injection cavity is provided with a first abdication groove for embedding an injection molding part and a first inclined surface which is inclined outwards from the first abdication groove, and the lower die assembly is provided with an inclined pushing block which is in inclined pushing fit with the first inclined surface; when the mold is closed, the inclined pushing block moves from outside to inside along the first inclined plane to abut against the first injection part component to limit the first injection part component to move out of the first abdication groove; when the mold is opened, the inclined pushing block moves along the first inclined plane from inside to outside to separate from the injection molding part I.
Further, the third injection cavity is provided with a second abdication groove for embedding the first injection part and the second injection part, and the upper die assembly is provided with a limit pressing block; when the mold is closed, the limiting pressing block moves downwards against the upper mold assembly to limit the first injection molding part and the second injection molding part to move out of the second abdication groove on the second injection molding part; when the die is opened, the limiting pressing block moves upwards relative to the upper die assembly to separate from the injection molding part II.
Compared with the prior art, the utility model has the following advantages:
this polychrome injection mold is through setting up a plurality of injection molding cavities that the injection molding formed the different parts of injection molding, realizes the different parts of injection molding of completion injection molding on same mould, finally obtains the injection molding that multiple material concatenation formed, and because the semi-manufactured goods that forms in the injection molding process is moved into another injection molding cavity by one injection molding cavity of same mould, removes accurately, swiftly. In conclusion, the four-color injection mold effectively reduces production cost and improves production efficiency.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are required to be used in the description of the embodiments will be briefly described below.
FIG. 1 is a perspective view of a multi-color injection mold in one direction as disclosed in the examples;
FIG. 2 is a perspective view of a multi-color injection mold in a second direction as disclosed in the examples;
fig. 3 is a perspective view of the lower die assembly 2 in the embodiment;
FIG. 4 is an enlarged view of a portion of FIG. 3 at A;
fig. 5 is a perspective view of the upper die assembly 1 in an embodiment.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but 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.
Examples: as shown in fig. 1-5, the multicolor injection mold is used for injecting an injection molding piece formed by splicing a plurality of parts, and comprises an upper mold assembly 1 and a lower mold assembly 2, wherein the upper mold assembly 1 and the lower mold assembly 2 are matched to form a plurality of injection molding cavities, each injection molding cavity is correspondingly injected to form each part of the injection molding piece, and a plurality of injection molding channels which are correspondingly communicated with each injection molding cavity are arranged on the upper mold assembly 1 and/or the lower mold assembly 2.
Specifically, the injection molding piece comprises a first part made of a first material, a second part made of a second material and a third part made of a third material; the plurality of injection molding cavities comprise a first injection molding cavity 3, a second injection molding cavity 4 and a third injection molding cavity 5, wherein the first injection molding cavity 3 is used for injecting and forming a first part of an injection molding piece, the second injection molding cavity 4 is used for injecting and forming a second part of the injection molding piece, and the third injection molding cavity 5 is used for injecting and forming a third part of the injection molding piece.
When the multicolor injection mold is used for injection molding, the steps are as follows:
step one, closing the mold and injecting a material I into a first injection cavity 3 to form an injection molding part I;
step two, opening a mold, moving an injection molding part I in the first injection molding cavity 3 into a second injection molding cavity 4, closing a mold, and injecting a material II into the second injection molding cavity 4 to form an injection molding part II;
and thirdly, opening the mold, moving the first injection part and the second injection part in the second injection cavity 4 into the third injection cavity 5, closing the mold, injecting a material into the third injection cavity 5 to form the third injection part, and opening the mold to take out the injection part. And a plurality of injection molding pieces can be manufactured through cyclic operation.
This polychrome injection mold is through setting up a plurality of injection molding cavities that the injection molding formed the different parts of injection molding, realizes the different parts of injection molding of completion injection molding on same mould, finally obtains the injection molding that multiple material concatenation formed, and because the semi-manufactured goods that forms in the injection molding process is moved into another injection molding cavity by one injection molding cavity of same mould, removes accurately, swiftly. In conclusion, the four-color injection mold effectively reduces production cost and improves production efficiency.
In one embodiment, for optimizing the structure and facilitating implementation, the injection molding channels include a first injection molding channel 11, a second injection molding channel 12 and a third injection molding channel 21; the first injection molding channel 11 is arranged on the upper die assembly 1 and is communicated with the first injection molding cavity 3, the second injection molding channel 12 is arranged on the upper die assembly 1 and is communicated with the second injection molding cavity 4, and the third injection molding channel 21 is arranged on the lower die assembly 2 and is communicated with the third injection molding cavity 5. More specifically, the first injection molding channel 11 extends inward from the top of the upper mold assembly 1 to communicate with the first injection molding cavity 3, the second injection molding channel 12 extends inward from the top of the upper mold assembly 1 to communicate with the second injection molding cavity 4, and the third injection molding channel 21 extends inward from the bottom of the lower mold assembly 2 to communicate with the third injection molding cavity 5. The first injection molding channel 11, the second injection molding channel 12 and the third injection molding channel 21 are respectively arranged on the upper side and the lower side of the mold to form an upper-lower opposite-impact structure, which is beneficial to improving the stability of the mold in the injection molding process.
Accordingly, in the first step, the first injection channel 11 is filled with the first material to complete the feeding of the first injection cavity 3, in the second step, the second injection channel 12 is filled with the second material to complete the feeding of the second injection cavity 4, and in the third step, the third injection channel 21 is filled with the third material to complete the feeding of the third injection cavity 5. Preferably, in order to increase the production efficiency, only the first injection passage 11 is opened for feeding when the step is performed for the first time, the first injection passage 11 and the second injection passage 12 are simultaneously fed after the step first is completed for the first time, and the first injection passage 11, the second injection passage 12 and the third injection passage 21 are simultaneously fed after the step second is completed for the first time.
In one embodiment, in order to optimize the structure and improve the stability of injection molding, the first injection molding channel 11 is provided with a first feed port (not shown in the figure) formed at the top of the upper die assembly 1, the second injection molding channel 12 is provided with a second feed port (not shown in the figure) formed at the top of the upper die assembly 1, the first feed port is located in the geometric center of the top surface of the upper die assembly 1, and a connecting line between the centers of circles of the first feed port and the second feed port is located on the symmetry axis of the upper die assembly 1.
In one embodiment, in order to optimize the structure and improve the stability of injection molding, the third injection molding channel 21 has a third feeding port (not shown in the drawing) formed at the bottom of the lower die assembly 2, the third feeding port is located at the geometric center of the bottom surface of the lower die assembly 2, and the center connection of the third feeding port and the first feeding port is located on the symmetry axis of the lower die assembly 2.
In one embodiment, in order to adapt to the characteristics of various materials, the mold opening cost and the injection molding power consumption are reduced on the premise of meeting the injection molding requirement, the flow area of the third injection molding channel 21 is smaller than the flow area of the second injection molding channel 12, and the flow area of the second injection molding channel 12 is smaller than the flow area of the first injection molding channel 11.
In order to optimize the structure and improve the stability of injection molding, the first injection molding cavity 3 is located at the middle part of the upper die assembly 1 and the lower die assembly 2, the second injection molding cavity 4 and the third injection molding cavity 5 are respectively located at the left side and the right side of the first injection molding cavity 3, the number of the first injection molding cavities 3 is 2, and the two first injection molding cavities 3 are arranged at intervals in the front-back direction.
In order to make the semi-finished product move from one mold cavity to another mold cavity and adapt to the other mold cavity, and prevent the injection molded part from extending into the mold cavity to be injected to interfere with the part to be injected, the second injection molding cavity 4 is provided with a first abdicating groove (not shown) for embedding the injection molding part, and a first inclined surface 41 inclined outwards from the first abdicating groove, and the lower mold assembly 2 is provided with an inclined pushing block 23 which is in inclined pushing fit with the first inclined surface 41. When the mold is closed, the inclined pushing block 23 moves along the first inclined surface 41 from outside to inside to abut against the first upper limit of the injection part, and the first injection part is moved out of the first abdication groove; when the mold is opened, the inclined pushing block 23 moves along the first inclined plane 41 from inside to outside to separate from the first injection part.
In order to make the semi-finished product move from one mold cavity to another mold cavity and adapt to the other mold cavity, and prevent the injection molded part from extending into the mold cavity to be injected to interfere with the part to be injected, the third injection molding cavity 5 is provided with a second giving way groove (not shown in the figure) for embedding the first injection molding part and the second injection molding part, and the upper mold assembly 1 is provided with a limiting pressing block 15. When the mold is closed, the limiting pressing block 15 moves downwards against the upper mold component 1 to limit the first injection molding part and the second injection molding part to move out of the second abdication groove; when the die is opened, the limiting pressing block 15 moves upwards relative to the upper die assembly 1 to separate from the injection part II.
Specifically, the injection molding part is provided with an inner shell and an outer shell, the injection molding part I is the injection molding part inner shell, the injection molding part II is the injection molding part outer shell lower part, and the injection molding part III is the injection molding part outer shell upper part.
It should be understood that the terms "first," "second," and the like are used herein to describe various information, but such information should not be limited to these terms, which are used merely to distinguish one type of information from another. For example, a "first" message may also be referred to as a "second" message, and similarly, a "second" message may also be referred to as a "first" message, without departing from the scope of the utility model. Furthermore, the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," and the like refer to an orientation or positional relationship based on that shown in the drawings, merely for convenience in describing the present utility model and simplifying the description, and do not denote or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.
The foregoing description of one or more embodiments provided in connection with the specific disclosure is not intended to limit the practice of the utility model to such description. Any approximation, or substitution of the technical deduction or substitution made for the technical deduction of the present utility model based on the inventive method, structure, etc. shall be considered as protection of the present utility model.
Claims (10)
1. The multicolor injection mold is used for injecting injection molding pieces formed by splicing a plurality of parts and is characterized by comprising an upper mold assembly and a lower mold assembly, wherein the upper mold assembly and the lower mold assembly are matched to form a plurality of injection molding cavities, each injection molding cavity is correspondingly injected to form each part of the injection molding piece, and a plurality of injection molding channels which are correspondingly communicated with each injection molding cavity are arranged on the upper mold assembly and/or the lower mold assembly.
2. The multi-color injection mold of claim 1 wherein the injection molded part comprises a first part made of a first material, a second part made of a second material, and a third part made of a third material;
the plurality of injection molding cavities comprise a first injection molding cavity, a second injection molding cavity and a third injection molding cavity, wherein the first injection molding cavity is used for injecting and forming a first part of an injection molding piece, the second injection molding cavity is used for injecting and forming a second part of the injection molding piece, and the third injection molding cavity is used for injecting and forming a third part of the injection molding piece.
3. The multi-color injection mold of claim 2 wherein the plurality of injection channels comprises a first injection channel, a second injection channel, and a third injection channel;
the first injection molding channel is arranged on the upper die assembly and is communicated with the first injection molding cavity, the second injection molding channel is arranged on the upper die assembly and is communicated with the second injection molding cavity, and the third injection molding channel is arranged on the lower die assembly and is communicated with the third injection molding cavity.
4. The multi-color injection mold of claim 3 wherein said first injection channel has a first feed port opening at the top of said upper mold assembly and said second injection channel has a second feed port opening at the top of said upper mold assembly, said first feed port being located at the geometric center of the top surface of said upper mold assembly, and the center line of said first feed port and said second feed port being located on the axis of symmetry of said upper mold assembly.
5. The multi-color injection mold of claim 4 wherein said third injection channel has a third feed port opening into the bottom of said lower mold assembly, said third feed port being located at the geometric center of the bottom surface of said lower mold assembly, the center of said third feed port and said first feed port being connected to be located on the axis of symmetry of said lower mold assembly.
6. The multi-color injection mold of claim 3 wherein the flow area of the third injection channel is less than the flow area of the second injection channel, which is less than the flow area of the first injection channel.
7. The multi-color injection mold of claim 2 wherein the first injection cavity is located in the middle of the upper and lower mold assemblies and the second and third injection cavities are located to the left and right of the first injection cavity, respectively.
8. The multi-color injection mold of claim 2 wherein the number of first injection cavities is 2, and two first injection cavities are spaced apart in the front-rear direction.
9. The multi-color injection mold of claim 2 wherein the second injection cavity has a first relief groove for an injection molding part to embed in and a first slope sloping outward from the first relief groove, the lower mold part having a sloping push block that is a sloping push fit with the first slope;
when the mold is closed, the inclined pushing block moves from outside to inside along the first inclined plane to abut against the first injection part component to limit the first injection part component to move out of the first abdication groove;
when the mold is opened, the inclined pushing block moves along the first inclined plane from inside to outside to separate from the injection molding part I.
10. The multi-color injection mold of claim 2 wherein the third injection cavity has a second relief groove into which the first and second injection components are inserted, the upper mold assembly having a limit block;
when the mold is closed, the limiting pressing block moves downwards against the upper mold assembly to limit the first injection molding part and the second injection molding part to move out of the second abdication groove on the second injection molding part;
when the die is opened, the limiting pressing block moves upwards relative to the upper die assembly to separate from the injection molding part II.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223339785.4U CN219294587U (en) | 2022-12-12 | 2022-12-12 | Multicolor injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223339785.4U CN219294587U (en) | 2022-12-12 | 2022-12-12 | Multicolor injection mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219294587U true CN219294587U (en) | 2023-07-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223339785.4U Active CN219294587U (en) | 2022-12-12 | 2022-12-12 | Multicolor injection mold |
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| Country | Link |
|---|---|
| CN (1) | CN219294587U (en) |
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- 2022-12-12 CN CN202223339785.4U patent/CN219294587U/en active Active
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