CN215619693U - Bottle cap injection mold - Google Patents
Bottle cap injection mold Download PDFInfo
- Publication number
- CN215619693U CN215619693U CN202120666576.7U CN202120666576U CN215619693U CN 215619693 U CN215619693 U CN 215619693U CN 202120666576 U CN202120666576 U CN 202120666576U CN 215619693 U CN215619693 U CN 215619693U
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- CN
- China
- Prior art keywords
- bottle cap
- slide block
- core
- push
- injection mold
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- 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.)
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Abstract
本实用新型公开了一种瓶盖注塑模具，包括定模、动模，所述定模与所述动模之间设置有定模芯、动模芯；所述定模芯上设置有推套，所述推套对应型腔端部；所述定模上设置有冷切滑块，所述冷切滑块上设置有滑块浇注道，所述滑块浇注道与型腔连通；通过采用冷切滑块设计，实现脱模后的瓶盖产品表面没有脱模形成的痕迹。
The utility model discloses an injection mold for a bottle cap, which comprises a fixed mold and a movable mold. A fixed mold core and a movable mold core are arranged between the fixed mold and the movable mold; and a push sleeve is arranged on the fixed mold core. , the push sleeve corresponds to the end of the cavity; the fixed die is provided with a cold-cutting slider, the cold-cutting slider is provided with a slider sprue, and the slider sprue communicates with the cavity; The cold-cut slider design ensures that the surface of the bottle cap product after demoulding has no traces formed by demoulding.
Description
Technical Field
The utility model relates to the technical field of injection molding, in particular to a bottle cap injection mold.
Background
Plastic bottle caps commonly used at present are injection molded. When the plastic bottle cap is demoulded after injection molding, obvious marks are usually left on the surface of the plastic bottle cap corresponding to the pouring gate, especially corresponding to a transparent bottle cap, the marks are more obvious, and the attractiveness of a product is influenced.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model provides a bottle cap injection mold.
The technical scheme adopted by the utility model for solving the technical problems is as follows: the bottle cap injection mold comprises a fixed mold and a movable mold, wherein a fixed mold core and a movable mold core are arranged between the fixed mold and the movable mold; the fixed mold core is provided with a push sleeve, and the push sleeve corresponds to the end part of the cavity; the fixed die is provided with a cold-cutting sliding block, the cold-cutting sliding block is provided with a sliding block pouring channel, and the sliding block pouring channel is communicated with the cavity.
According to the bottle cap injection mold provided by the utility model, no demolding mark is formed on the surface of a bottle cap product after demolding by adopting a cold cutting slide block design.
As some preferred embodiments of the present invention, a space is left between the fixed mold core and the movable mold core to serve as a forming cavity for forming a bottle cap product, the bottle cap product includes a bottle cap plate and an annular rim, and the push sleeve corresponds to an end of the annular rim.
As some preferred embodiments of the present invention, the fixed mold core is provided with a first molding surface corresponding to the position of the annular rim and the bottle cover plate on the inner side of the bottle cap product, and the movable mold core is provided with a second molding surface corresponding to the position of the annular rim and the bottle cover plate on the outer side of the bottle cap product.
As some preferred embodiments of the present invention, the pushing sleeve includes an annular sleeve and a pushing part, the pushing part corresponds to an end of the annular rim, and the pushing part is located on the annular sleeve.
As some preferred embodiments of the present invention, a pushing part leaving space is provided on the pushing part, and the pushing part leaving space corresponds to the cold cutting slide block.
As some preferred embodiments of the present invention, the fixed mold core is provided with a fixed mold core vacancy, the fixed mold core vacancy corresponds to the cold cutting slide block, and the pushing part vacancy and the fixed mold core vacancy form a plane.
As some preferred embodiments of the utility model, a water core is arranged in the fixed die core.
As some preferred embodiments of the utility model, the cold cutting slide block is provided with a control mechanism.
As some preferred embodiments of the present invention, a guide slider is disposed on the fixed mold, and a guide groove is disposed on the cold cutting slider and corresponds to the guide slider.
As some preferred embodiments of the utility model, the fixed die comprises a push plate, a push rod is arranged on the push plate, and the push rod is connected with the cold cutting slide block.
As some preferred embodiments of the present invention, the push plate is provided with an ejector pin, and the slide block pouring channel is provided with an ejector pin hole corresponding to the ejector pin.
As some preferred embodiments of the utility model, the section of the cold-cutting sliding block is in an inverted trapezoid shape.
The utility model has the beneficial effects that:
1. the demolding process of the mold is simple and convenient, the requirement on an injection molding machine is low, and the production cost is favorably reduced;
2. the pouring channel of the mold enters from the end part of the annular edge of the bottle cap product, so that the surface of the bottle cap product after demolding does not show obvious traces;
3. the design of cooling is carried out through the translation of the cold cutting slide block, so that the cut of the bottle cap product is further smooth.
Drawings
The utility model is further illustrated with reference to the following figures and examples.
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a perspective view of a core structure of the present invention;
FIG. 3 is a schematic structural view of the present invention;
FIG. 4 is a schematic injection molding diagram of the present invention;
FIG. 5 is a schematic representation of the operation of the cold-cutting slide of the present invention;
FIG. 6 is a schematic view of another angle of operation of the cold-cutting slide of the present invention;
FIG. 7 is a perspective view of a push sleeve and a stationary mold core part of the present invention;
FIG. 8 is a schematic view of an embodiment of a control mechanism of the present invention;
FIG. 9 is a schematic view of another embodiment of a control mechanism in the present invention;
fig. 10 is a schematic view of another embodiment of the control mechanism of the present invention.
Reference numerals:
a fixed die 100, a push plate 110, a push rod 111 and a thimble 112;
the fixed mold core 200 and the fixed mold core leave a vacancy 201;
a movable mold core 300;
the push sleeve 400, the annular sleeve 410, the push part 420 and the push part vacant position 421;
the cold cutting slide block 500, the slide block pouring channel 501, the slide block pouring channel narrowing opening 502, the thimble hole 503, the control mechanism 510, the control mechanism fixing plate 511, the fixed slide plate 512, the movable slide block 513, the guide slide block 520 and the guide groove 530;
a water core 600;
a bottle cap product 700, a bottle cap plate 710, an annular rim 720.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. Rather, the utility model can be practiced without these specific details, i.e., those skilled in the art can more effectively introduce the essential nature of their work to others skilled in the art using the description and presentation herein. Furthermore, it should be noted that the terms "front side", "rear side", "left side", "right side", "upper side", "lower side", and the like used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from the geometric center of a specific part, respectively, and those skilled in the art should not understand that the technology beyond the scope of the present application is simply and innovatively adjustable in the directions. If the description of "first", "second", etc. is used for the purpose of distinguishing technical features, it is not intended to indicate or imply relative importance or to implicitly indicate the number of indicated technical features or to implicitly indicate the precedence of the indicated technical features. It should be understood that the detailed description and specific examples, while indicating the scope of the utility model, are intended for purposes of illustration only and are not intended to limit the scope of the utility model. Well-known manufacturing methods, control procedures, component dimensions, material compositions, pipe arrangements, etc., have not been described in detail since they are readily understood by those of ordinary skill in the art, in order to avoid obscuring the present invention.
Fig. 1 is a perspective view of an embodiment of the present invention, and referring to fig. 1, the embodiment of the present invention provides a bottle cap injection mold, which includes a fixed mold 100 and a movable mold, wherein the fixed mold 100 and the movable mold are main structures of the mold. A fixed mold core 200 and a movable mold core 300 are arranged between the fixed mold 100 and the movable mold, the fixed mold core 200 and the movable mold core 300 form a mold core structure, and a cavity is arranged between the fixed mold core 200 and the movable mold core 300 and is used as a molding cavity of an injection molding finished product.
Further, a push sleeve 400 is arranged on the fixed mold core 200, and the push sleeve 400 corresponds to the end of the annular edge 720. The push sleeve 400 is used for pushing the bottle cap product 700 to be demoulded when demoulding.
Further, a cold-cutting slide block 500 is arranged on the fixed die 100, a slide block pouring channel 501 is arranged on the cold-cutting slide block 500, and the slide block pouring channel 501 is communicated with the annular edge 720.
Referring to fig. 4, during injection molding, the fixed mold 100 and the movable mold are closed, and injection liquid is injected from a sprue gate of the mold and enters the molding cavity through the slide sprue channel 501 of the cold-cut slide 500, so that the molding of the bottle cap product 700 is realized. After the forming is finished, referring to fig. 5 and fig. 6, during actual demoulding, the movable mould is separated, so that the outer side of the bottle cap product 700 is exposed, then the cold cutting slide block 500 moves, so that the slide block pouring channel 501 and the bottle cap product 700 are staggered to finish the cold cutting process, and at the moment, the plastic part in the slide block pouring channel 501 is separated from the end part of the annular edge 720 of the bottle cap product 700. Then the pushing sleeve 400 is moved to push the bottle cap product 700 out, the inner side of the bottle cap product 700 is separated from the fixed mold 100, and the bottle cap product 700 is demoulded.
The above disclosed injection mold for bottle cap is only a preferred embodiment of the present invention, and is only used for illustrating the technical solution of the present invention, not limiting the same. It will be understood by those skilled in the art that the foregoing technical solutions may be modified or supplemented by the prior art, or some of the technical features may be replaced by equivalents; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions.
Reference will now be made in detail to some embodiments, wherein "an embodiment" is referred to herein as a particular feature, structure, or characteristic that may be included in at least one implementation of the present application. The appearances of the phrase "in an embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Furthermore, the details representative of one or more embodiments are not necessarily indicative of any particular order, nor are they intended to be limiting.
In some embodiments, referring to fig. 2, a space is left between the fixed mold core 200 and the movable mold core 300 to be used as a molding cavity for molding the bottle cap product 700. Referring to fig. 3 and 4, a bottle cap product 700 includes a bottle cap plate 710 and an annular rim 720. The specific shape of the bottle cap product 700 refers to the existing common bottle cap product 700 structure.
In some embodiments, the fixed mold core 200 is provided with a first molding surface corresponding to the position of the bottle cap plate 710 and the annular rim 720 on the inner side of the bottle cap product 700, and the movable mold core 300 is provided with a second molding surface corresponding to the position of the bottle cap plate 710 and the annular rim 720 on the outer side of the bottle cap product 700. When the mold core structure is closed, the first molding surface and the second molding surface form a molding cavity to mold the main structure of the bottle cap product 700, and the specific shapes of the first molding surface and the second molding surface are determined according to the appearance of the bottle cap product 700, which is not described herein again.
In some embodiments, the moving and stationary dies 100 are separated into upper and lower sides.
In this embodiment, optionally, the mold core structure is arranged on the left and right sides of the mold.
In this embodiment, the push sleeve 400 is optionally moved in the up-down direction.
In this embodiment, the cold cutting slider 500 is optionally moved in the front-rear direction.
In some embodiments, a slider gate runner narrowing 502 is provided at the exit of the slider gate runner 501 towards one end of the stationary mold core 200.
In this embodiment, optionally, the narrow opening 502 of the slide gate channel is "V" shaped.
In some embodiments, the push sleeve 400 includes an annular sleeve 410 and a push member portion 420, the push member portion 420 corresponds to an end of the annular rim 720, and the push member portion 420 is located on the annular sleeve 410.
In some embodiments, the fixed mold core 200 is made of an FS636 type mirror-surface steel material, so that the fixed mold core has good polishing performance, wear resistance and thermal stability, and the quality of an injection molding finished product is improved.
In some embodiments, the movable mold core 300 is made of mirror-finished steel material S136H, and has good polishing performance, wear resistance and corrosion resistance, and the hardness can reach
And the tolerance can meet the requirement.
In some embodiments, referring to fig. 7, the pusher part 420 is provided with a pusher part vacancy 421, and the pusher part vacancy 421 corresponds to the cold-cutting slider 500.
In some embodiments, the fixed mold core 200 is provided with a fixed mold core vacancy 201, the fixed mold core vacancy 201 corresponds to the cold-cutting slide 500, and the stripper part vacancy 421 and the fixed mold core vacancy 201 form a plane.
In some embodiments, the water core 600 is disposed inside the fixed mold core 200, and serves as both a cooling function for the mold core structure and an auxiliary support structure for the fixed mold core 200.
In some embodiments, the cold-cutting slider 500 is provided with a control mechanism 510 as a control device for moving the cold-cutting slider 500.
In this embodiment, the control mechanism 510 is optionally connected to the fixed mold 100 through the control mechanism fixing plate 511.
In this embodiment, optionally, referring to fig. 8, the control mechanism 510 adopts an oil cylinder as a control device of the cold-cutting slider 500.
In this embodiment, alternatively, referring to fig. 9, the control mechanism 510 employs an air cylinder as a control device of the cold-cutting slider 500.
In some embodiments, referring to FIG. 10, a control mechanism 510 is located outside the stationary mold 100 as a control device for moving the cold cut slide 500. The control mechanism 510 includes a fixed slide plate 512 and a movable slide block 513, the fixed slide plate 512 is provided with a sliding groove to guide the movable slide block 513, and the movable slide block 513 is connected with the cold cutting slide block 500. Thus, when the cold cutting slide block 500 is lifted, the fixed slide plate 512 is fixed, and the movable slide block 513 moves along the sliding groove on the fixed slide plate 512, so as to control the cold cutting slide block 500 to move.
In some embodiments, the fixed mold 100 is provided with a guide slider 520, and the cold cutting slider 500 is provided with a guide groove 530 corresponding to the guide slider 520.
In some embodiments, the stationary mold 100 includes a push plate 110, and the push plate 110 is used to assist in demolding (see, in particular, other injection molds of the prior art). The push plate 110 is provided with a push rod 111, and the push rod 111 is connected with the cold cutting slide block 500. When the push plate 110 moves, the push plate 110 guides the push plate 110, preventing the push plate 110 from shifting.
In this embodiment, the push plate 110 is optionally moved in the up-down direction.
In this embodiment, optionally, the push plate 110 is provided with a long hole connected to the push rod 111, and when the cold cutting slider 500 moves, the push rod 111 can also move along with the long hole.
In some embodiments, ejector pins 112 are disposed on the push plate 110, and ejector pin holes 503 corresponding to the ejector pins 112 are disposed on the slide block pouring channel 501. When the push plate 110 moves, the push plate 110 drives the ejector pins 112 to eject the cooled plastic in the slide block pouring channel 501.
In this embodiment, optionally, the push plate 110 is provided with a long hole connected to the thimble 112, and when the cold cutting slider 500 moves, the thimble 112 can also move along the long hole.
In some embodiments, the cross-section of the cold-cut slider 500 is inverted trapezoidal to facilitate alignment.
The present invention can be modified and adapted appropriately from the above-described embodiments, according to the principles described above. Therefore, the present invention is not limited to the specific embodiments disclosed and described above, and some modifications and variations of the present invention should fall within the scope of the claims of the present invention.
Claims (10)
1. The utility model provides a bottle lid injection mold, includes cover half (100), movable mould, cover half (100) with be provided with between the movable mould cover half core (200), movable mould core (300), its characterized in that:
a push sleeve (400) is arranged on the fixed mold core (200), and the push sleeve (400) corresponds to the end part of the cavity;
the cold cutting slide block (500) is arranged on the fixed die (100), a slide block pouring channel (501) is arranged on the cold cutting slide block (500), and the slide block pouring channel (501) is communicated with the cavity.
2. The bottle cap injection mold of claim 1, wherein: the bottle cap product forming mold is characterized in that a space is reserved between the fixed mold core (200) and the movable mold core (300) and used as a forming cavity to form a bottle cap product (700), the bottle cap product (700) comprises a bottle cover plate (710) and an annular edge (720), and the push sleeve (400) corresponds to the end part of the annular edge (720).
3. The bottle cap injection mold of claim 2, wherein: the fixed mold core (200) is provided with a first molding surface corresponding to the positions of the bottle cover plate (710) and the annular edge (720) on the inner side of the bottle cover product (700), the movable mold core (300) is provided with a second molding surface corresponding to the positions of the bottle cover plate (710) and the annular edge (720) on the outer side of the bottle cover product (700), and the slide block pouring channel (501) is communicated with the annular edge (720).
4. The bottle cap injection mold of claim 2, wherein: the push sleeve (400) comprises an annular sleeve (410) and a push part (420), the push part (420) corresponds to the end part of the annular edge (720), and the push part (420) is located on the annular sleeve (410).
5. The bottle cap injection mold of claim 4, wherein: the pushing part (420) is provided with a pushing part vacancy reserving space (421), and the pushing part vacancy reserving space (421) corresponds to the cold cutting slide block (500).
6. The bottle cap injection mold of claim 5, wherein: the fixed die core (200) is provided with a fixed die core leaving vacancy (201), the fixed die core leaving vacancy (201) corresponds to the cold-cutting slide block (500), and the pushing part leaving vacancy (421) and the fixed die core leaving vacancy (201) form a plane.
7. The bottle cap injection mold of claim 1, wherein: a water core (600) is arranged in the fixed mold core (200).
8. The bottle cap injection mold of claim 1, wherein: and a control mechanism (510) is arranged on the cold cutting slide block (500).
9. The bottle cap injection mold of claim 1, wherein: the fixed die (100) is provided with a guide sliding block (520), and the cold cutting sliding block (500) is provided with a guide groove (530) corresponding to the guide sliding block (520).
10. The bottle cap injection mold of claim 1, wherein: the fixed die (100) comprises a push plate (110), a push rod (111) is arranged on the push plate (110), and the push rod (111) is connected with the cold cutting slide block (500).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120666576.7U CN215619693U (en) | 2021-03-31 | 2021-03-31 | Bottle cap injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120666576.7U CN215619693U (en) | 2021-03-31 | 2021-03-31 | Bottle cap injection mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215619693U true CN215619693U (en) | 2022-01-25 |
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ID=79935195
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120666576.7U Expired - Fee Related CN215619693U (en) | 2021-03-31 | 2021-03-31 | Bottle cap injection mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215619693U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112959619A (en) * | 2021-03-31 | 2021-06-15 | 佛山市顺德区宗昇精密模具有限公司 | Bottle cap injection mold |
-
2021
- 2021-03-31 CN CN202120666576.7U patent/CN215619693U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112959619A (en) * | 2021-03-31 | 2021-06-15 | 佛山市顺德区宗昇精密模具有限公司 | Bottle cap injection mold |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220125 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |