CN219276465U - Double-colored injection mold - Google Patents
Double-colored injection mold Download PDFInfo
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- CN219276465U CN219276465U CN202222951149.0U CN202222951149U CN219276465U CN 219276465 U CN219276465 U CN 219276465U CN 202222951149 U CN202222951149 U CN 202222951149U CN 219276465 U CN219276465 U CN 219276465U
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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
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- 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
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Abstract
The utility model discloses a double-color injection mold, which comprises a first fixed mold, a first movable mold, a second fixed mold, a second movable mold, a lifting plate and a fixed frame, wherein the first fixed mold and the second fixed mold are fixed on the lifting plate at intervals, and the lifting plate is arranged in a lifting manner relative to the fixed frame; the fixed frame is provided with a rotary table, and the first movable die and the second movable die are fixed on the rotary table at intervals; in a first state, the lifting plate drives the first fixed die to be matched with the first movable die, and the second fixed die to be matched with the second movable die; the first movable die and the second movable die are driven to rotate by the rotary table, the lifting plate drives the first fixed die and the second movable die to be matched, and the second fixed die and the first movable die to be matched; the utility model has the characteristics of more convenient injection molding flow and operation mode, short time consumption, high production efficiency, small production error, greatly reduced production cost and the like.
Description
Technical Field
The utility model relates to a double-color injection mold.
Background
Double-shot injection molding is also called double-shot injection molding, which refers to a molding process that two different materials (soft and hard or color) are injected into the same set of mold, so that injection-discharged parts are formed by the two materials. In the existing double-shot injection molding application, a material is generally injected into a semi-finished product in one pair of dies, then the semi-finished product is taken out for cooling, and then is conveyed to the other pair of dies for secondary injection molding by using another material, so that a finished product is finally obtained.
However, the injection molding mode has the advantages of more troublesome operation flow, long time consumption and low production efficiency, and the injection molding finished product can have larger error with the actual requirement after cooling, so that the mismatch is caused, the cost is too high, and the actual use is influenced.
Disclosure of Invention
The utility model mainly solves the technical problem of providing a double-shot injection mold.
The technical scheme adopted by the utility model for solving the technical problems is as follows: the double-color injection mold comprises a first fixed mold, a first movable mold, a second fixed mold, a second movable mold, a lifting plate and a fixed frame, wherein the first fixed mold and the second fixed mold are fixed on the lifting plate at intervals, and the lifting plate is arranged in a lifting manner relative to the fixed frame; the fixed frame is provided with a rotary table, and the first movable die and the second movable die are fixed on the rotary table at intervals; in a first state, the lifting plate drives the first fixed die to be matched with the first movable die, and the second fixed die to be matched with the second movable die; in the second state, the turntable drives the first movable die and the second movable die to rotate, and the lifting plate drives the first fixed die and the second movable die to be matched with each other, and the second fixed die and the first movable die to be matched with each other.
By adopting the structure, the fixing effect of the whole part is realized firstly through the fixing frame, when the device is used, the lifting plate drives the first fixed die to be matched with the first movable die and injection molded to form a hard rubber semi-finished product, the second fixed die to be matched with the second movable die and injection molded temporarily, the lifting plate drives the first fixed die and the second fixed die to be separated, the rotary table drives the first movable die to be rotated 180 degrees with the second movable die, the lifting plate drives the first fixed die to be matched with the second movable die and injection molded to form a hard rubber semi-finished product, the second fixed die to be matched with the first movable die and injection molded to form a composite finished product, and then the composite finished product is taken out, and other steps are circulated in this way. Compared with the prior art, the injection molding process and the operation mode are more convenient, the time consumption is short, the production efficiency is high, the production error is small, and the production cost is greatly reduced.
Wherein, be equipped with first runner on the first cover half, first runner below is equipped with the first die cavity of intercommunication.
By adopting the structure, the hard rubber injection molding is realized through the first pouring gate, and the injection molding of the hard rubber semi-finished product is realized through the arrangement of the first cavity.
And a second pouring gate is arranged on the second fixed die, and a second cavity which is communicated is arranged below the second pouring gate.
By adopting the structure, soft rubber injection molding is realized through the second pouring gate, and injection molding of a composite product is realized through the arrangement of the second cavity.
Wherein, be equipped with the fixed plate on the carousel, be equipped with two at least axis of rotation that stretch into in the carousel on the fixed plate, first movable mould and second movable mould are fixed in corresponding axis of rotation top respectively.
By adopting the structure, the fixing of the first movable die and the second movable die on the turntable is realized through the fixing plate, and the fixing effect of the fixing plate and the turntable is enhanced through the arrangement of the rotating shaft; on the other hand, the positioning and fixing effects of the first movable mould and the second movable mould are realized.
Wherein, all be equipped with first locating column on first cover half and the second cover half, all be equipped with the first locating hole with first locating column adaptation on first movable mould and the second movable mould.
The first positioning column and the first positioning hole are adopted, so that the positioning and fixing effects are realized, the die assembly between the fixed die and the movable die is facilitated, the die assembly efficiency is improved, and the error is reduced.
And the first fixed die and the second fixed die are respectively provided with a second positioning column, and the first movable die and the second movable die are respectively provided with a second positioning hole matched with the second positioning column.
The second positioning column and the second positioning hole are adopted, so that the positioning and fixing effects are further enhanced, and the die assembly efficiency is improved.
And the first fixed die and the second fixed die are provided with third positioning holes matched with the third positioning columns.
The second positioning column and the third positioning hole are adopted to further enhance the positioning and fixing effect.
The ejection mechanism comprises a top plate and an air cylinder, a plurality of ejection pieces are arranged on the top plate, and the air cylinder drives the top plate to drive the ejection pieces to extend into the first cavity and the second cavity respectively.
The ejection mechanism is adopted to realize the ejection effect of the composite product, and the composite product is convenient to take out.
Wherein, the ejection mechanism is also provided with a support column, and an elastic piece is sleeved on the support column.
The arrangement of the support column and the elastic piece realizes the resetting effect, and is convenient for resetting the ejection piece after the ejection of the composite finished product.
Wherein, the whole mount is horizontal fixed setting.
The horizontal type fixing is adopted, so that the whole injection molding, die assembly, die separation and product taking out are more convenient.
Drawings
FIG. 1 is a schematic structural view of embodiment 1 of the present utility model;
fig. 2 is a sectional view of the embodiment 1 of the present utility model after the first stationary mold is clamped with the first movable mold;
FIG. 3 is a cross-sectional view of the second stationary mold and the second movable mold of example 1 of the present utility model after clamping;
FIG. 4 is a schematic view showing a partial structure in embodiment 1 of the present utility model;
fig. 5 is a partial structural view of another angle in embodiment 1 of the present utility model.
Detailed Description
Examples
Referring to fig. 1 to 5, a two-color injection mold comprises a fixed frame 1, a lifting plate 2, a first fixed mold 3, a second fixed mold 4, a first movable mold 5, a second movable mold 6 and an ejection mechanism 7.
The mount 1 includes upper plate 11, hypoplastron 12 and four stands 13, and upper plate 11 is parallel to each other with hypoplastron 12, and stand 13 one end is connected with upper plate 11, and the other end is connected with hypoplastron 12 to realize the mount 1 wholly, simultaneously, mount 1 is through upper plate 11, hypoplastron 12 and four stands 13, and the cooperation forms and holds chamber 14, and lifter plate 2, first fixed die 3, first movable die 5, second fixed die 4, second movable die 6 and ejection mechanism 7 all are located and hold the intracavity fixed.
In this embodiment, the whole fixing frame 1 is horizontally installed and fixed, and through this structure setting, the whole injection molding, the mold closing, the mold separating and the product taking out are more convenient.
The lower plate 12 is also provided with a turntable 15, the whole turntable 15 is disc-shaped, and the turntable 15 is rotatably arranged relative to the lower plate 12 and is mainly used for realizing the rotation effect of the first movable die 5 and the second movable die 6. The turntable 15 is provided with a fixed plate 16, the fixed plate 16 is provided with at least two rotating shafts 17, the adjacent rotating shafts 17 are arranged at intervals, one end of each rotating shaft 17 is inserted into the turntable 15 from the fixed plate 16 to be fixed, and the other end of each rotating shaft extends into the ejection mechanism 7, so that the fixed plate 16 is positioned on the turntable 15 to be fixed. Meanwhile, the first movable die 5 and the second movable die 6 are fixed on the fixed plate 16 and are located above the corresponding rotating shafts 17, and the rotating disc 15 rotates to drive the fixed plate 16 to drive the first movable die 5 and the second movable die 6 to rotate 180 degrees, so that a rotating effect is achieved.
The lifting plate 2 is fixed above the first fixed die 3 and the second fixed die 4, and the lifting plate 2 is arranged in a lifting manner relative to the fixed frame 1 and is mainly used for driving the first fixed die 3 and the second fixed die 4 to perform lifting functions, so that the effects of die assembly and die separation are achieved. Further, the lifting plate 2 is further provided with two heat insulation plates 21, one heat insulation plate is positioned between the first fixed die 3 and the lifting plate 2, and the other heat insulation plate is positioned between the second fixed die 4 and the lifting plate 2, so that a heat insulation effect is achieved. Here, the lifting of the lifting plate 2 is controlled by an external device, and the lifting direction is a horizontal direction, which belongs to the prior art, so that the description is not repeated in this embodiment.
The first fixed die 3 is fixed on the lifting plate 2 and is arranged at intervals with the second fixed die 4, and the first fixed die 3 is provided with a first pouring gate 31, a first cavity 32, a first positioning column I33, a second positioning column I34 and a third positioning hole I35. The first pouring gate 31 is located above the first cavity 32 and is communicated with the first cavity 32, and is mainly used for injection molding to form a hard rubber semi-finished product A, and the first pouring gate 31 is communicated with the heat insulation plate 21 and the lifting plate 2, so that injection molding is facilitated. Here, in the present embodiment, the first gate 31 is specifically a hard rubber gate.
The first cavity 32 is located at the bottom of the first fixed die 3 and is arranged towards the first movable die 5, and the first cavity 32 is mainly used for forming the cavity of the hard rubber semi-finished product A.
The first positioning column I33 is mainly used for being matched with the first positioning hole I52 on the first movable die 5, and the first positioning column I33 stretches into the first positioning hole I52 to be fixed in a fixed mode, so that a positioning and fixing effect is achieved, and the die assembly effect of the first positioning die 3 and the first movable die 5 is facilitated. Further, the first positioning column i 33 is further used for fixing the first positioning mold 3, specifically, the first positioning column i 33 sequentially penetrates through the lifting plate 2, the heat insulation plate 21 and the first positioning mold 3 from top to bottom and extends out, so that the first positioning mold 3 is fixed on the lifting plate 2. In this embodiment, the number of the first positioning columns i 33 is four.
The second locating column I34 is mainly used for being matched with the second locating hole I53 on the first movable die 5, and the second locating column I34 stretches into the second locating hole I53 to be internally fixed, so that the locating and fixing effects are further enhanced, and the die clamping effects are improved. Simultaneously, second reference column I34 also is used for the fixed of first fixed mould 3, and second reference column I34 one end passes first fixed mould 3 in proper order from bottom to top, and heat insulating board 21 stretches into to lifter plate 2 internal fixation, and the other end stretches into outside the first fixed mould 3 to further strengthen the fixed effect of first fixed mould 3. In this embodiment, the number of the second positioning columns i 34 is four.
The third locating hole I35 is located between first reference column I33 and the second reference column I34, and the third locating hole I35 mainly used is with the first fixed column I54 adaptation of moving die 5 to further strengthen the fixed effect of location. In the present embodiment, the number of the third positioning holes i 35 is four.
The second fixed die 4 is fixed on the lifting plate 2 and is arranged at intervals with the first fixed die 3, and the second fixed die 4 is provided with a second pouring gate 41, a second cavity 42, a first positioning column II 43, a second positioning column II 44 and a third positioning hole II 45. The second pouring gate 41 is located above the second cavity 42 and is communicated with the second cavity 42, and is mainly used for forming a composite finished product B through secondary injection molding, and the second pouring gate 41 is communicated with the heat insulation plate 21 and the lifting plate 2, so that injection molding is facilitated. Here, in the present embodiment, the second gate 41 is specifically a soft rubber gate.
The second cavity 42 is located at the bottom of the second fixed die 4 and faces the second movable die 6, and the second cavity 42 is mainly used for injection molding to form a cavity of the composite finished product B.
The first positioning column II 43 is consistent with the first positioning column I33 in structure, is mainly used for being matched with a first positioning hole II 62 on the second movable die 6, and the first positioning column II 43 stretches into a second positioning hole II 63 to be internally fixed, so that a positioning and fixing effect is achieved, and the second fixed die 4 and the second movable die 6 can be conveniently clamped. Simultaneously, the first positioning column II 43 also sequentially penetrates through the lifting plate 2, the heat insulation plate 21 and the second fixed die 4 and stretches out, so that the fixing effect of the second fixed die 4 on the lifting plate 2 is achieved.
The second positioning column II 44 and the second positioning column I34 are identical in structure and are mainly used for being matched with a second positioning hole II 63 on the second movable die 6, so that the positioning and fixing effects are further enhanced. Simultaneously, one end of the second positioning column II 44 sequentially penetrates through the second fixed die 4 and the heat insulation plate 21 from bottom to top to extend into the lifting plate 2 for internal fixation, and the other end of the second positioning column II extends out of the second fixed die 4, so that the fixing effect of the second fixed die 4 is further enhanced.
The third locating hole II 45 is located between the first locating column II 43 and the second locating column II 44, is consistent with the third locating hole I35 in structure, and is mainly used for being matched with the third locating column II 64 of the second movable die 6, so that the locating and fixing effects are enhanced.
The first movable die 5 is fixed on the fixed plate 16, and the first movable die 5 is mainly used for being matched with the first fixed die 3 or the second fixed die 4, so that injection molding is realized to form a product. The first moving die 5 is provided with a first core 51, a first positioning hole I52, a second positioning hole I53 and a third positioning column I54. The first core 51 is mainly used for matching with the first cavity 32 or the second cavity 42, so as to realize injection molding to form a hard rubber semi-finished product A or a composite product. The first locating hole I52 is located 5 terminal angles of first movable mould department, and first locating hole I52 quantity is four, and mainly used cooperates with first reference column I33, forms the fixed effect of location. The second locating hole I53 is mainly used to match with the second locating hole I53, so that the locating and fixing effects are further enhanced. The third positioning column I54 is located between the first positioning hole I52 and the second positioning hole I53, and is mainly used for being matched with the third positioning column I54, so that the positioning and fixing effects are further enhanced, and the die assembly is facilitated.
The second movable die 6 is fixed on the fixed plate 16 and is arranged at intervals with the first movable die 5, and the second movable die 6 is mainly used for being matched with the second fixed die 4 or the first fixed die 3, so that injection molding is realized to form a product. The second moving die 6 is provided with a second core 61, a first positioning hole II 62, a second positioning hole II 63 and a third positioning column II 64. The second core 61 is primarily intended to cooperate with the second cavity 42 or the first cavity 32 to effect injection molding of the composite product or hard gelatin semi-finished product a. The first positioning hole II 62 is mainly used for being matched with the first positioning column II 43, so that the positioning and fixing effects are realized, and the die assembly is convenient. The second positioning hole II 63 is mainly used for being matched with the second positioning column II 44, so that the positioning and fixing effects are further enhanced. The third positioning column II 64 is located between the first positioning column II 43 and the second positioning column II 44, and the third positioning column II 64 is mainly used for being matched with the third positioning column II 64, so that the positioning and fixing effects are further enhanced.
Here, it should be noted that, in the present embodiment, since the overall structures of the first movable mold 5 and the second movable mold 6 are similar, the first movable mold 5 can be simultaneously clamped with the first fixed mold 3 and the second fixed mold 4, and the second movable mold 6 can be simultaneously clamped with the second fixed mold 4 and the first fixed mold 3, so that the whole injection molding process is more convenient and the production efficiency is higher.
The two ejector mechanisms 7 are respectively located at the bottoms of the first movable die 5 and the second movable die 6, and are mainly used for ejecting a composite finished product B formed by injection molding, so that the composite finished product B is conveniently taken out. Since the two ejector mechanisms 7 are identical in structure, only a specific mechanism of one of the ejector mechanisms 7 will be described.
The ejection mechanism 7 is located at the bottom of the first movable mold 5, specifically, one end of the ejection mechanism 7 is connected with the bottom of the first movable mold 5, and the other end of the ejection mechanism is propped against the fixed plate 16. The ejection mechanism 7 includes a top plate 71, a cylinder 72, and a support column 73. The top plate 71 is located above the fixing plate 16, where the top plate 71 is formed of two plates, wherein the rotation shaft 17 extends into the plate located below, whereby the positioning and fixing effect of the ejector mechanism 7 is achieved. The top plate 71 is provided with a plurality of ejection pieces 74, the ejection pieces 74 sequentially penetrate through the first movable die 5 and extend into the first core 51, and after the composite finished product B is formed by injection molding, the ejection mechanism 7 ejects the composite finished product B on the first core 51 through the ejection pieces 74.
The cylinder 72 is fixed to the fixed plate 16, and one end of the cylinder 72 is linked with the top plate 71, and the other end is connected with an external device, and the cylinder 72 is driven to move the top plate 71 relative to the first movable die 5, thereby realizing the ejection effect.
The support columns 73 are located on the top plate 71 and are arranged towards the first movable die 5, specifically, the number of the support columns 73 is four, the support columns 73 are located at the corners of the top plate 71, one end of each support column 73 extends into the top plate 71, and the other end of each support column extends into the first movable die 5, so that a linkage effect between the ejection mechanism 7 and the first movable die 5 is achieved. Further, the elastic piece 75 is sleeved on the supporting column 73, one end of the elastic piece 75 abuts against the bottom of the first movable die 5, the other end abuts against the top plate 71, and through the arrangement of the elastic piece 75, the reset effect is achieved, and after the composite finished product B is ejected, the ejection piece 74 is reset conveniently.
When the mold is used, firstly, the lifting plate 2 drives the first fixed mold 3 to be clamped with the first movable mold 5, the second fixed mold 4 to be clamped with the second movable mold 6, at this time, the first mold core 51 is positioned in the first cavity 32 to be injection molded to form a hard rubber semi-finished product A, the second mold core 61 is positioned in the second cavity 42 to be temporarily not injection molded, then, the lifting plate 2 drives the first fixed mold 3 and the second fixed mold 4 to lift and separate the molds, the turntable 15 drives the fixed plate 16 to drive the first movable mold 5 and the second movable mold 6 to rotate 180 degrees, and then, the mold is clamped again, at this time, the first mold core 51 is positioned in the second cavity 42 to be injection molded to form a composite finished product B, the second mold core 61 is positioned in the first cavity 32 to be injection molded to form a hard rubber semi-finished product A, then, the lifting plate 2 lifts and the separating mold is lifted, the cylinder 72 of the ejection mechanism 7 drives the ejection piece 74 to eject the composite finished product B, and the ejection piece 74 is reset through the elastic piece 75; then, the turntable 15 drives the first movable mould 5 and the second movable mould 6 to rotate 180 degrees again, the lifting plate 2 descends to clamp the mould, the second core 61 is positioned in the second cavity 42 to form a composite finished product B by injection molding, the first core 51 is positioned in the first cavity 32 to form a hard rubber semi-finished product A by injection molding, and then the mould is separated again to eject, so that the cycle is repeated.
Therefore, compared with the prior art, the injection molding process and the operation mode are more convenient, the time consumption is short, the production efficiency is high, the production error is small, and the production cost is greatly reduced.
Claims (10)
1. A double-shot injection mold, characterized in that: the lifting plate is arranged in a lifting manner relative to the fixed frame; the fixed frame is provided with a rotary table, and the first movable die and the second movable die are fixed on the rotary table at intervals; in a first state, the lifting plate drives the first fixed die to be matched with the first movable die, and the second fixed die to be matched with the second movable die; in the second state, the turntable drives the first movable die and the second movable die to rotate, and the lifting plate drives the first fixed die and the second movable die to be matched with each other, and the second fixed die and the first movable die to be matched with each other.
2. A two-shot injection mold according to claim 1, wherein: the first fixed die is provided with a first pouring gate, and a first cavity communicated with the first pouring gate is arranged below the first pouring gate.
3. A two-shot injection mold according to claim 1, wherein: the second fixed die is provided with a second pouring gate, and a second cavity communicated with the second pouring gate is arranged below the second pouring gate.
4. A two-shot injection mold according to claim 1, wherein: the rotary table is provided with a fixed plate, the fixed plate is provided with at least two rotating shafts extending into the rotary table, and the first movable die and the second movable die are respectively fixed above the corresponding rotating shafts.
5. A two-shot injection mold according to claim 1, wherein: the first fixed die and the second fixed die are respectively provided with a first positioning column, and the first movable die and the second movable die are respectively provided with a first positioning hole matched with the first positioning column.
6. A two-shot injection mold according to claim 5, wherein: the first fixed die and the second fixed die are respectively provided with a second positioning column, and the first movable die and the second movable die are respectively provided with a second positioning hole matched with the second positioning column.
7. A two-shot injection mold according to claim 6, wherein: and third positioning columns are arranged on the first movable die and the second movable die, and third positioning holes matched with the third positioning columns are formed in the first fixed die and the second fixed die.
8. A two-shot injection mold according to claim 1, wherein: the ejection mechanism comprises a top plate and an air cylinder, a plurality of ejection pieces are arranged on the top plate, and the air cylinder drives the top plate to drive the ejection pieces to extend into the first cavity and the second cavity respectively.
9. A two-shot injection mold according to claim 8, wherein: the ejection mechanism is also provided with a support column, and an elastic piece is sleeved on the support column.
10. A two-shot injection mold according to claim 1, wherein: the whole fixing frame is horizontally fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222951149.0U CN219276465U (en) | 2022-11-02 | 2022-11-02 | Double-colored injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222951149.0U CN219276465U (en) | 2022-11-02 | 2022-11-02 | Double-colored injection mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219276465U true CN219276465U (en) | 2023-06-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222951149.0U Active CN219276465U (en) | 2022-11-02 | 2022-11-02 | Double-colored injection mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219276465U (en) |
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2022
- 2022-11-02 CN CN202222951149.0U patent/CN219276465U/en active Active
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