CN215750404U - Injection mold for double-color shell - Google Patents
Injection mold for double-color shell Download PDFInfo
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- CN215750404U CN215750404U CN202120536580.1U CN202120536580U CN215750404U CN 215750404 U CN215750404 U CN 215750404U CN 202120536580 U CN202120536580 U CN 202120536580U CN 215750404 U CN215750404 U CN 215750404U
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Abstract
The utility model relates to the field of injection molds, and particularly discloses an injection mold for a double-color shell, which is characterized by comprising a fixed mold plate, an injection assembly, a fixed mold assembly, a movable mold assembly and a rotating mechanism, wherein the movable mold assembly is matched with the fixed mold assembly for use, the injection assembly comprises two injectors capable of injecting different pigments, an upper cavity is formed in each fixed mold body, an injection port communicated with a nozzle of the injector is formed in each fixed mold body, a lower cavity is formed in each movable mold body, the two lower cavities are identical in shape, and the rotating mechanism is used for driving the movable mold assembly to rotate 180 degrees relative to the fixed mold assembly. After once injection molding is completed, the movable mold component can rotate 180 degrees relative to the fixed mold component under the drive of the rotating mechanism to perform secondary injection molding, so that the double-color shell can be injected in one set of mold, the double-color injection molding process is simplified, and the production efficiency is improved.
Description
Technical Field
The utility model relates to the field of injection molds, and particularly discloses an injection mold for a double-color shell.
Background
On the same product shell, if two colors are to be injected on one shell, the production needs to be realized by spraying or two sets of moulds of two injection molding machines, specifically, the first color is injected on the shell and then taken out, and the second color is injected on the other set of mould, so that the production efficiency is reduced, and the storage and carrying times of the shell are increased.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims to provide an injection mold for a double-color shell, and aims to solve at least one technical problem.
In order to achieve the purpose, the utility model provides an injection mold for a double-color shell, which comprises a fixed template, an injection assembly, a fixed mold assembly, a movable mold assembly and a rotating mechanism, wherein the movable mold assembly and the rotating mechanism are matched with the fixed mold assembly for use, the injection assembly and the fixed mold assembly are fixedly arranged on the fixed template, the injection assembly is positioned between the fixed mold assembly and the fixed template, the injection assembly comprises two injectors capable of injecting different pigments, the fixed mold assembly comprises a fixed mold seat and two fixed mold bodies arranged on the fixed mold seat, each fixed mold body is provided with an upper mold cavity, the shapes of the two upper mold cavities are different, the fixed mold seat is provided with an injection port communicated with a nozzle of the injector, the injection port is communicated with the upper mold cavity, the movable mold assembly comprises a movable mold seat and two movable mold bodies arranged on the movable mold seat, each movable die body is provided with a lower cavity, the two lower cavities are identical in shape, and the rotating mechanism is used for driving the movable die assembly to rotate 180 degrees relative to the fixed die assembly.
The injection mold for a two-color housing according to the present invention may have the following additional features.
According to an embodiment of the present invention, further comprising:
the movable die assembly further comprises a push-out mechanism arranged between the movable die holder and the movable die body, and the push-out mechanism is used for pushing out the shell in the lower cavity.
According to an embodiment of the present invention, the pushing mechanism includes a sliding rod disposed between the movable mold base and the movable mold body, a pushing block slidably sleeved on the sliding rod, a spring sleeved on the sliding rod on one side of the pushing block, and a pushing rod disposed at a distal end of the pushing block, wherein the distal end of the pushing rod extends to a surface of the lower cavity.
According to one embodiment of the utility model, the rotation mechanism comprises: base plate, bearing frame, pivot, carousel, constant head tank and card move the subassembly, bearing frame fixed connection puts in the top central point of base plate, the pivot is passed through the bearing and is rotated and connect in the inner chamber of bearing frame, just the top with the bottom central point of mould gyration board puts fixed connection, carousel fixed connection is in the bottom of pivot, the constant head tank has all been seted up along circumference to the upper surface of carousel, the card move the subassembly be used for with the rotation of constant head tank joint with brake disc.
According to an embodiment of the utility model, a plurality of guide rods are arranged on the movable mold body, and the fixed mold body is slidably sleeved on the guide rods.
According to an embodiment of the present invention, the movable mold body and the fixed mold body are square, and the guide rods are disposed adjacent to four corners of the movable mold body.
According to one embodiment of the utility model, the four corners of the movable die body are provided with notches.
According to one embodiment of the utility model, the movable template is a square movable template with four unfilled corners.
According to an embodiment of the present invention, further comprising: and the movable die holder is arranged on the die rotation plate.
According to one embodiment of the utility model, the movable die holder comprises a square movable die plate with four unfilled corners, and the movable die plate is mounted on the die rotation plate.
Compared with the prior art, the utility model has the following beneficial effects:
through setting up rotary mechanism, after once moulding plastics, the movable mould subassembly can rotate 180 relative to the cover half subassembly and carry out the secondary injection moulding under rotary mechanism's drive for double-colored casing can be moulded plastics out at one set of mould, has simplified double-colored injection moulding's process, has improved production efficiency.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a two-shot injection mold according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of a movable die assembly of FIG. 1;
FIG. 3 is a schematic structural view of the stationary mold assembly of FIG. 1;
fig. 4 is a schematic structural diagram of a rotating mechanism according to an embodiment of the present invention.
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are only for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In addition, the technical solutions in the embodiments of the present invention may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination of technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
As shown in fig. 1 to 3, in an embodiment of the present invention, there is provided an injection mold 100 for a two-color housing, and it should be noted that the two-color housing mentioned in the embodiment is mainly applied to the electrical field, and the injection mold 100 for a two-color housing includes: the injection molding machine comprises a fixed template 10, two injection assemblies 11, a fixed mold assembly 12, a movable mold assembly 13 matched with the fixed mold assembly 12, a rotating mechanism 14 and a mold convolution plate 15, wherein the injection assemblies 11 and the fixed mold assembly 12 are fixedly arranged on the fixed template 10, the injection assemblies 11 are positioned between the fixed mold assembly 12 and the fixed template 10, each injection assembly 11 comprises two injectors 110 capable of injecting different pigments, the fixed mold assembly 12 comprises a fixed mold seat 120 and two fixed mold bodies 121 arranged on the fixed mold seat 120, each fixed mold body 121 is provided with an upper mold cavity 122, the two upper mold cavities 122 are different in shape, the fixed mold seat 120 is provided with an injection port communicated with a nozzle of the injector 110, the injection port is communicated with the upper mold cavity 122, the movable mold assembly 13 comprises a movable mold seat 130 and two movable mold bodies 131 arranged on the movable mold seat 130, each movable mold body 131 is provided with a lower mold cavity 132, and the two lower cavities 132 have the same shape, the movable mold base 130 is mounted on the mold convolution plate 15, and the rotating mechanism 14 is fixedly connected with the mold convolution plate 15 and is used for driving the movable mold assembly 13 to rotate 180 degrees relative to the fixed mold assembly 12.
In the present embodiment, the movable die base 130 includes a square movable die plate 133 having four unfilled corners, and the movable die plate 133 is mounted on the die swivel plate 15.
It is worth mentioning that the movable mold assembly 13 further includes an ejecting mechanism provided between the movable mold base 130 and the movable mold body 131, and the ejecting mechanism is used for ejecting the housing 200 in the lower cavity 132.
The pushing mechanism includes a sliding rod disposed between the movable mold base 130 and the movable mold body 131, a pushing block slidably sleeved on the sliding rod, a spring 134 sleeved on the sliding rod on one side of the pushing block, and a pushing rod disposed at the end of the pushing block, wherein the pushing block is connected to the output end of the air cylinder, and the end of the pushing rod extends to the surface of the lower cavity 132. Specifically, when the housing 200 in the lower cavity 132 needs to be removed, the pushing block slides upwards along the sliding rod under the pushing of the cylinder, so as to drive the pushing rod to push the housing 200 out of the lower cavity 132.
It should be noted that, be equipped with a plurality of guide bar 135 on the movable mould body 131, the fixed mould body 121 slip cover is established on guide bar 135, and movable mould body 131 and fixed mould body 121 are squarely, and breach 136 has been seted up to four edges of movable mould body 131, and guide bar 135 is close to four corners of movable mould body 131 and establishes, specifically, through setting up the guide bar for the lock that the movable mould body 13 can be accurate is on fixed mould body 121.
It should be noted that the movable mold body 131 needs to rotate 180 ° after the first injection molding to perform the second injection molding, and in the rotating process, in order to avoid the interference between the guide rod 135 and the 4 posts on the injection molding machine, it is necessary to ensure that the distance between the guide rod 135 and the posts of the injection molding machine is greater than 10 mm.
In the present embodiment, as shown in fig. 4, the rotation mechanism 14 includes: base plate 140, bearing frame 141, pivot 142, carousel 143, constant head tank 144 and the subassembly of blocking, bearing frame 141 fixed connection is in the top central point of 140 puts, pivot 142 passes through the bearing and rotates the inner chamber of connecting in bearing frame 141, and the bottom central point fixed connection of top and mould whirl board 15, carousel 143 fixed connection is in the bottom of pivot 142, constant head tank 145 has all been seted up along circumference to the upper surface of carousel 143, the subassembly fixed connection that blocks is in the top front side of base plate 140, be used for blocking with the rotation of brake disc 143 with constant head tank 145 joint. Specifically, when the mold body 131 needs to be rotated, the motor drives the turntable 143 to rotate, the rotating shaft 142 drives the mold rotation plate 15 to rotate together, and when the mold rotation plate rotates 180 degrees, the clamping component is clamped with the positioning groove 145, so that the rotation mechanism is braked.
It should be noted that the locking component may be in any mechanism form, which is not described in detail in this embodiment.
After the injection molding of the material of the first color is finished, the fixed mold component 12 and the movable mold component 13 are opened under the tension of the injection molding machine, the movable mold component 13 is driven by the rotating mechanism to rotate the injection molded shell of the first color 180 degrees relative to the fixed mold component 12, at the moment, the shell on the movable mold component 13 is not ejected, then the mold is closed, the injection molding of the material of the second color is carried out, after the heat preservation and the cooling, the fixed mold component 12 and the movable mold component 13 are opened, the inner shell of the movable mold component 13 is ejected by the ejecting mechanism, the above is a molding cycle, and a mold primary product and a mold secondary product are generated in each molding cycle.
The above description is only a preferred embodiment of the present invention, and is 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 (10)
1. An injection mold for a double-color shell is characterized by comprising a fixed mold plate, an injection assembly, a fixed mold assembly, a movable mold assembly and a rotating mechanism, wherein the fixed mold assembly is fixedly arranged on the fixed mold plate, the injection assembly is positioned between the fixed mold assembly and the fixed mold plate, the injection assembly comprises two injectors capable of injecting different pigments, the fixed mold assembly comprises a fixed mold seat and two fixed mold bodies arranged on the fixed mold seat, each fixed mold body is provided with an upper mold cavity, the shapes of the upper mold cavities are different, the fixed mold seat is provided with an injection port communicated with a nozzle of the injector, the injection port is communicated with the upper mold cavity, the movable mold assembly comprises a movable mold seat and two movable mold bodies arranged on the movable mold seat, each movable die body is provided with a lower cavity, the two lower cavities are identical in shape, and the rotating mechanism is used for driving the movable die assembly to rotate 180 degrees relative to the fixed die assembly.
2. The injection mold for a two-color housing of claim 1, wherein the movable mold assembly further comprises an ejecting mechanism provided between the movable mold base and the movable mold body, the ejecting mechanism being configured to eject the housing in the lower cavity.
3. The injection mold for bicolor housings of claim 2, wherein the ejecting mechanism comprises a sliding rod disposed between the movable mold base and the movable mold body, an ejector block slidably sleeved on the sliding rod, a spring sleeved on the sliding rod on one side of the ejector block, and an ejecting rod disposed at the end of the ejector block, wherein the end of the ejecting rod extends to the surface of the lower cavity.
4. An injection mold for a bicolor housing according to claim 1, wherein the rotating mechanism comprises: base plate, bearing frame, pivot, carousel, constant head tank and card move the subassembly, bearing frame fixed connection puts in the top central point of base plate, the pivot is passed through the bearing and is rotated and connect in the inner chamber of bearing frame, just the top with the bottom central point of mould gyration board puts fixed connection, carousel fixed connection is in the bottom of pivot, the constant head tank has all been seted up along circumference to the upper surface of carousel, the card move the subassembly be used for with the rotation of constant head tank joint with brake disc.
5. An injection mold for a bicolor housing according to claim 1, wherein the movable mold body is provided with a plurality of guide rods, and the fixed mold body is slidably fitted over the guide rods.
6. An injection mold for a bicolor housing according to claim 5, wherein the movable mold body and the stationary mold body are square, and the guide bars are provided adjacent to four corners of the movable mold body.
7. An injection mold for a dual-color housing as claimed in claim 6, wherein the movable mold body is notched at four corners.
8. The injection mold for a two-color housing according to claim 1, further comprising: and the movable die holder is arranged on the die rotation plate.
9. An injection mold for a bicolor housing of claim 8, wherein the movable mold base comprises a square movable mold plate, and the movable mold plate is mounted on the mold convolution plate.
10. The injection mold for a two-color housing of claim 9, wherein the movable mold plate is a square movable mold plate having four unfilled corners.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120536580.1U CN215750404U (en) | 2021-03-15 | 2021-03-15 | Injection mold for double-color shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120536580.1U CN215750404U (en) | 2021-03-15 | 2021-03-15 | Injection mold for double-color shell |
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| Publication Number | Publication Date |
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| CN215750404U true CN215750404U (en) | 2022-02-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120536580.1U Active CN215750404U (en) | 2021-03-15 | 2021-03-15 | Injection mold for double-color shell |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116834210A (en) * | 2023-08-31 | 2023-10-03 | 赫比(成都)精密塑胶制品有限公司 | Composite angle ejection double-color die and injection molding machine |
-
2021
- 2021-03-15 CN CN202120536580.1U patent/CN215750404U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116834210A (en) * | 2023-08-31 | 2023-10-03 | 赫比(成都)精密塑胶制品有限公司 | Composite angle ejection double-color die and injection molding machine |
| CN116834210B (en) * | 2023-08-31 | 2023-11-28 | 赫比(成都)精密塑胶制品有限公司 | Composite angle ejection double-color die and injection molding machine |
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