CN214026903U - Universal mold for injection molding - Google Patents
Universal mold for injection molding Download PDFInfo
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- CN214026903U CN214026903U CN202022306237.6U CN202022306237U CN214026903U CN 214026903 U CN214026903 U CN 214026903U CN 202022306237 U CN202022306237 U CN 202022306237U CN 214026903 U CN214026903 U CN 214026903U
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Abstract
The utility model provides a general mold for injection molding, which relates to the technical field of injection molding and comprises a front mold component and a rear mold component which are connected with each other; wherein the front mold assembly comprises a first contoured mold block; the rear die assembly comprises a second contour forming block; the first contour forming block and the second contour forming block jointly enclose to form a product cavity; the first and second contoured shape blocks are replaceable components. The utility model provides a general mould for moulding plastics is with first profile shaping piece and second profile shaping piece design for replacing the component, at the in-process of moulding plastics, through replacing the component to these, can realize producing the purpose of different products through one set of mould main part, when enlarging the application scope of mould, still can avoid the mould idle to reduce the mould cost by a wide margin.
Description
Technical Field
The utility model relates to a technical field moulds plastics particularly, relates to a general mould is used to moulding plastics.
Background
With the development of industry, the mold industry, which is the parent of industry, is increasingly challenged by "faster, more economical" requirements; the traditional mould manufacturing is typical measurement manufacturing, the mould is designed and manufactured according to the structure of a product, the mould can only process one type of product, and the application range is narrow.
SUMMERY OF THE UTILITY MODEL
The utility model provides a problem be that present mould only can process the product of a model, and application scope is narrow.
In order to solve the problems, the utility model provides a general mold for injection molding, which comprises a front mold component and a rear mold component which are connected with each other; wherein the content of the first and second substances,
the front mold assembly includes a first contoured shaping block;
the rear die assembly comprises a second contour forming block;
the first contour forming block and the second contour forming block jointly enclose to form a product cavity;
the first and second contoured shape blocks are replaceable components.
Optionally, the front mold assembly further comprises an a plate and a first water transport block; the plate A, the first water transporting block and the first contour forming block are sequentially connected from top to bottom; the first contour forming block is connected with the first water transporting block through a fastener.
Optionally, the first water transport block is connected with the a plate through a fastener.
Optionally, the front mold assembly further comprises a sprue bush, and the sprue bush sequentially penetrates through the a plate, the first water transporting block and the first profile forming block to be communicated with the product cavity.
Optionally, the rear mold assembly further comprises a B plate located below the second contour forming block, and the second contour forming block is connected to the B plate by a fastener.
Optionally, a guide sleeve is arranged on the plate a, a guide pillar is arranged on the plate B, and the guide sleeve is suitable for being matched with the guide pillar to realize connection of the plate a and the plate B.
Optionally, the rear mold assembly further comprises a second water transport block passing through the B plate adjacent to the second contour forming block.
Optionally, the edge of the second water transport block is connected to the B plate by fasteners.
Optionally, the rear mold assembly further comprises an ejection structure; the ejection structure is arranged below the second water transporting block; the ejection structure penetrates through the second water conveying block to be connected with the bottom of the product cavity.
Optionally, the ejection structure comprises an ejector plate, a top and bottom plate and square iron, wherein the top and bottom plate is connected with the plate B through the square iron; the ejector pin plate is positioned above the ceiling plate, an ejector pin is arranged on the ejector pin plate, and the other end of the ejector pin penetrates through the second water conveying block to be connected with the bottom of the product cavity; the ejector plate is a replaceable component.
Compared with the prior art, the utility model provides a general purpose mold for moulding plastics has following advantage:
the utility model provides a general mould for moulding plastics is with first profile shaping piece and second profile shaping piece design for replacing the component, at the in-process of moulding plastics, through replacing the component to these, can realize producing the purpose of different products through one set of mould main part, when enlarging the application scope of mould, still can avoid the mould idle to reduce the mould cost by a wide margin.
Drawings
FIG. 1 is a schematic structural diagram of a general mold for injection molding according to the present invention;
fig. 2 is a schematic view of the assembly of the second water transporting block, the B plate and the second contour forming block of the present invention.
Description of reference numerals:
1-a front mold assembly; 11-a first profile shaping block; 12-A plate; 121-guide sleeve; 13-a first water transport block; 14-a sprue bush; 2-a rear mould assembly; 21-a second contoured shaping block; 22-B plate; 221-guide pillars; 23-a second water transport block; 24-an ejection structure; 241-ejector plate; 2411-a thimble; 242-day floor; 243-square iron.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention, and all other embodiments obtained by those skilled in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "first" and "second" are used merely for simplifying the description, 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 one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present disclosure, unless otherwise expressly stated or limited, a first feature "on" or "under" a first feature may comprise the first feature and a second feature in direct contact, or may comprise the first feature and the second feature not in direct contact but in contact with each other through another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly above and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. The first feature being "under," "below," and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or merely indicates that the first feature is at a lower level than the second feature.
In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below.
At present, all injection molds are special molds, namely one mold can only carry out injection molding on products of one type; in actual production, a large number of products have small yield and strong seasonality due to the particularity of the application field; for the products of this kind of small batch, make a set of mould alone, the cost is great, and when the product was in the off season, the mould can only be idle for a long time, not only occupation space, still need carry out periodic maintenance to idle mould, waste time and energy.
In order to solve the problem that the existing mold can only process products of one type and has a narrow application range, the utility model provides a general mold for injection molding, which is shown in figure 1 and comprises a front mold component 1 and a rear mold component 2 which are connected with each other, in particular, the front mold component 1 and the rear mold component 2 can be detachably connected in the application; wherein the front mould assembly 1 comprises a first profile forming block 11; the rear mould assembly 2 comprises a second profile-forming block 21; the first contour forming block 11 and the second contour forming block 21 jointly enclose to form a product cavity; in the injection molding process, the shape of an injection molded product is limited through a product cavity; the first and second profiling blocks 11, 21 are replaceable components.
The replaceable component in the application specifically means that the component comprises a plurality of or a plurality of sets of components, and one set or one set of components can be selected and used according to needs in the injection molding process.
Specifically, the first contour forming block 11 and the second contour forming block 21 are designed as replaceable members in the present application, that is, a plurality of replaceable first contour forming blocks 11 and a plurality of replaceable second contour forming blocks 21 are included; each first contour forming block 11 is provided with a first groove, and the shapes of the first grooves on different first contour forming blocks 11 are different; each second contour forming block 21 is provided with a second groove, and the shapes of the second grooves on different second contour forming blocks 21 are different; when the first contour forming block 11 is connected with the second contour forming block 21, the first groove is contacted with the second groove, and the first groove and the second groove jointly enclose a product cavity; in the injection molding process, the first contour forming block 11 and the second contour forming block 21 which are different can be selected, so that the first grooves and the second grooves which are different in shape enclose product cavities which are different in shape, injection molding products with different structures are produced through one set of mold, and the application range of the universal mold for injection molding is enlarged.
It should be noted that the utility model provides a general mould for injection moulding is applicable to 600 tons and following injection molding machine, only has a demolding direction, does not have the slider promptly.
The utility model provides a general mould for moulding plastics is with first profile shaping piece 11 and the design of second profile shaping piece 21 for replacing the component, at the in-process of moulding plastics, through replacing the component to these, can realize producing the purpose of different products through one set of mould main part, when enlarging the application scope of mould, still can avoid the mould idle to reduce the mould cost by a wide margin.
Specifically, the front mold assembly 1 in the present application further includes an a plate 12 and a first water transport block 13; wherein the A plate 12, the first water transporting block 13 and the first contour forming block 11 are connected in sequence from top to bottom; to facilitate the replacement of the first profiling block 11, it is preferred in this application that the first profiling block 11 is connected to the first water transport block 13 by fasteners.
In order to replace the first contour forming blocks 11, the plurality of first contour forming blocks 11 have the same connecting structure, such as the position, the size and the like of the connecting holes, so that each first contour forming block 11 can be connected with the first water transporting block 13 through the same fastening piece. It should be noted that the present application does not limit the shape of the first contour forming block 11, i.e. the shape of different first contour forming blocks 11 may be the same or different.
When the injection product needs to be replaced, the original first contour forming block 11 is detached only by loosening the fastening piece, and then the corresponding first contour forming block 11 is connected with the first water transporting block 13 through the fastening piece.
Further, the first water transport block 13 is also preferably an exchangeable member in the present application; because the first water conveying block 13 is used for cooling the product cavity, different water channels are arranged in the first water conveying block; the first water transporting block 13 is designed as a replaceable component, so that when different first contour forming blocks 11 and second contour forming blocks 21 are selected, the corresponding first water transporting block 13 can be replaced, the water channel in the replaced first water transporting block 13 is more adaptive to the corresponding product cavity, and the cooling effect is improved; the present application prefers that the first water transport block 13 be attached to the a-plate 12 by fasteners to facilitate replacement of the first water transport block 13.
In order to realize injection molding, the front mold assembly 1 further comprises a sprue bush 14, and the sprue bush 14 sequentially penetrates through the A plate 12, the first water conveying block 13 and the first contour forming block 11 to be communicated with the product cavity, so that raw materials can be injected into the product cavity through the sprue bush 14 for injection molding.
Wherein the specific shape and size of the sprue bush 14 can be determined according to the requirement, the sprue bush 14 is preferably shaped like a circular truncated cone, and the sectional area of the upper opening of the sprue bush 14 is larger than that of the lower opening thereof.
Further, the rear mold assembly 2 of the present application further includes a B plate 22, the B plate 22 being located below the second contour forming block 21, and the second contour forming block 21 and the B plate 22 being connected by a fastener.
Like the first contour forming block 11, in order to replace the second contour forming blocks 21, the second contour forming blocks 21 in this application have the same connecting structure, such as the position, size, etc. of the connecting holes, so that each second contour forming block 21 can be connected with the B plate 22 by the same fastener. It should be noted that the present application does not limit the shape of the second contour forming block 21, i.e. the shape of different second contour forming blocks 21 may be the same or different.
In order to connect the front mold assembly 1 with the rear mold assembly 2, in this application, a guide sleeve 121 is disposed on the a plate 12, a guide pillar 221 is disposed on the B plate 22, and the guide sleeve 121 is suitable for being matched with the guide pillar 221 to connect the a plate 12 with the B plate 22, so as to connect the front mold assembly 1 with the rear mold assembly 2.
To improve the cooling effect, the rear mold assembly 2 of the present application further includes a second water-transporting block 23, as shown in fig. 2, and the second water-transporting block 23 passes through the B plate 22 to be adjacent to the second contour forming block 21.
In order to improve the structural stability of the second water transport block 23, the cross section of the second water transport block 23 is preferably T-shaped, the B plate 22 is provided with a through hole, the middle part of the second water transport block 23 is adjacent to the second contour forming block 21 through the through hole, and meanwhile, the edge of the second water transport block 23 is connected with the B plate 22.
Further, it is preferable in the present application that the edge of the second water transport block 23 is connected to the B plate 22 by a fastener so that the second water transport block 23 is a replaceable member.
The same as the first water transport block 13, because the second water transport block 23 is used for cooling the product cavity, different water channels are arranged inside the second water transport block; by designing the second water transport block 23 as a replaceable component, the corresponding second water transport block 23 can be replaced when different first and second contour forming blocks 11, 21 are selected, so that the water channels in the replaced second water transport block 23 are more adapted to the corresponding product cavities.
Further, in the present application, it is preferable that the first water transport block 13 and the second water transport block 23 have the same external shape, that is, the external shape and structure of the different first water transport blocks 13 are the same, and the external shape and structure of the different second water transport blocks 23 are also the same.
Further, in order to reduce the difficulty of mold stripping, the rear mold assembly 2 in the application further comprises an ejection structure 24; the ejection structure 24 is arranged below the second water transporting block 23; the ejection structure 24 is connected to the bottom of the product cavity through the second water transport block 23.
Specifically, the ejection structure 24 in the present application includes an ejector plate 241, a top-bottom plate 242, and a square iron 243, wherein the top-bottom plate 242 is connected to the B plate 22 through the square iron 243; the ejector plate 241 is positioned above the upper floor 242, an ejector pin 2411 is arranged on the ejector plate 241, and the other end of the ejector pin 2411 passes through the second water conveying block 23 to be connected with the bottom of the product cavity; the present application prefers the ejector plate 241 to be a replaceable member.
The ejector plate 241 is designed as a replaceable member, that is, the ejector plate 241 includes a plurality of ejector plates, and the number, positions, and the like of the ejectors 2411 on different ejector plates 241 are different; therefore, when products with different structures are subjected to injection molding, the positions and the number of the ejector pins 2411 are more adaptive to the shapes of the injection molded products by replacing different ejector plate 241, and the mold stripping difficulty is reduced.
Because the thimble 2411 needs to pass through the second water transporting block 23 to be connected with the bottom of the product cavity, a thimble hole matched with the position and size of the thimble 2411 is arranged on the second water transporting block 23; therefore, in order to ensure smooth mold ejection, the second water transport block 23 and the ejector plate 241 generally need to be replaced at the same time.
In the use process, the second water conveying block 23 and the ejector plate 241 in the application can not be replaced; when the second water conveying block 23 and the ejector plate 241 are not replaced, after the production of the product of the previous model is completed, the mold does not need to be taken down from the injection molding machine, and other replaceable components are directly replaced on the injection molding machine, so that the production time can be greatly saved, and the production efficiency is improved.
According to the universal injection mold, part of components in the mold are designed to be replaceable components, and the purpose that different products are produced by the same mold can be achieved by replacing the replaceable components in the using process, so that the mold cost is greatly reduced; meanwhile, the replaceable component in the application preferably adopts a high-strength 3D printing, aluminum or steel mold, so that the manufacturing difficulty of the mold is reduced and the manufacturing efficiency is improved while the mechanical property of the universal mold is ensured; specifically, the general injection mold provided by the application can be used for manufacturing the whole set of mold within 1 day; in addition, the application standardizes through the mould part, integrates materials and processing, and reduces the manufacturing cost of the mould by 70 percent.
Although the present disclosure has been described above, the scope of the present disclosure is not limited thereto. Those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present disclosure, and such changes and modifications will fall within the scope of the present invention.
Claims (10)
1. A universal mould for injection moulding is characterized by comprising a front mould component (1) and a rear mould component (2) which are connected with each other; wherein the content of the first and second substances,
the front mould assembly (1) comprises a first profile forming block (11);
the rear mould assembly (2) comprises a second profile-forming block (21);
the first contour forming block (11) and the second contour forming block (21) jointly enclose a product cavity;
the first profile shaping block (11) and the second profile shaping block (21) are replaceable components.
2. Universal mold for injection molding according to claim 1, characterized in that the front mold assembly (1) further comprises an a plate (12) and a first water transport block (13); the A plate (12), the first water conveying block (13) and the first contour forming block (11) are connected in sequence from top to bottom; the first contour forming block (11) is connected with the first water conveying block (13) through a fastener.
3. Universal mold for injection molding according to claim 2, characterized in that the first water transport block (13) is connected to the a plate (12) by means of fasteners.
4. Universal mold for injection molding according to claim 2, characterized in that the front mold assembly (1) further comprises a sprue bush (14), the sprue bush (14) communicating with the product cavity passing through the a-plate (12), the first water transport block (13) and the first profile shaping block (11) in sequence.
5. A universal mold for injection molding according to any one of claims 2 to 4, wherein the rear mold assembly (2) further comprises a B plate (22), the B plate (22) being located below the second contour forming block (21), the second contour forming block (21) being connected to the B plate (22) by a fastener.
6. Universal mold for injection molding according to claim 5, characterized in that said A plate (12) is provided with a guide sleeve (121), said B plate (22) is provided with a guide post (221), said guide sleeve (121) is adapted to cooperate with said guide post (221) to realize the connection of said A plate (12) and said B plate (22).
7. A universal mold for injection molding according to claim 5, characterized in that the rear mold assembly (2) further comprises a second water carrying block (23), the second water carrying block (23) passing through the B plate (22) adjacent to the second contour forming block (21).
8. Universal mold for injection molding according to claim 7, characterized in that the edge of the second water transport block (23) is connected to the B plate (22) by means of fasteners.
9. A universal mold for injection molding according to claim 8, wherein the rear mold assembly (2) further comprises an ejection structure (24); the ejection structure (24) is arranged below the second water conveying block (23); the ejection structure (24) penetrates through the second water conveying block (23) to be connected with the bottom of the product cavity.
10. The universal mold for injection molding according to claim 9, wherein the ejector structure (24) comprises an ejector plate (241), a top and bottom plate (242), and a square iron (243), wherein the top and bottom plate (242) is connected to the B plate (22) through the square iron (243); the ejector plate (241) is positioned above the top floor (242), an ejector pin (2411) is arranged on the ejector plate (241), and the other end of the ejector pin (2411) penetrates through the second water conveying block (23) to be connected with the bottom of the product cavity; the ejector plate (241) is a replaceable member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022306237.6U CN214026903U (en) | 2020-10-16 | 2020-10-16 | Universal mold for injection molding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022306237.6U CN214026903U (en) | 2020-10-16 | 2020-10-16 | Universal mold for injection molding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214026903U true CN214026903U (en) | 2021-08-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022306237.6U Active CN214026903U (en) | 2020-10-16 | 2020-10-16 | Universal mold for injection molding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214026903U (en) |
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2020
- 2020-10-16 CN CN202022306237.6U patent/CN214026903U/en active Active
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