CN216579290U - Resin matrix composite forming die - Google Patents
Resin matrix composite forming die Download PDFInfo
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- CN216579290U CN216579290U CN202122863000.2U CN202122863000U CN216579290U CN 216579290 U CN216579290 U CN 216579290U CN 202122863000 U CN202122863000 U CN 202122863000U CN 216579290 U CN216579290 U CN 216579290U
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Abstract
The utility model discloses a resin matrix composite forming die, which comprises an upper die, a lower die, an inner die and an outer die, wherein the upper die is fixedly connected with the lower die; the lower die is connected with an inner die and an outer die through screws; the two sides of the lower die are provided with feed inlets, and the feed inlets are provided with straight joints; a resin composite material forming cavity is arranged between the inner die and the outer die; the straight joint is communicated with the resin composite material forming cavity. Because the two sides of the lower die are provided with the feed inlets, the feed inlets are provided with the through joints, the resin composite material forming cavity is arranged between the inner die and the outer die, the through joints are communicated with the resin composite material forming cavity, the upper die is provided with a plurality of groups of overflow ports, and the overflow ports are communicated with the resin composite material forming cavity, the technical problems that in the prior art, a resin matrix composite material special-shaped part is uneven in glue solution distribution, irregular in broken cloth arrangement, poor in mechanical strength and unaesthetic in appearance are effectively solved, the glue solution is distributed evenly, and the product quality and the mechanical strength are improved.
Description
Technical Field
The utility model relates to the technical field of mold manufacturing, in particular to a resin-based composite material forming mold.
Background
The Resin Transfer Molding (RTM) process is increasingly becoming one of the dominant process technologies for composite material manufacture. The key technology for efficiently producing the resin composite material with stable quality is to select proper process parameters and formulate a reasonable process scheme. By numerically simulating the molding process, the state and changes of the melt in the cavity can be predicted.
However, in the process of implementing the technical solution in the prior art, the inventor of the present application finds that the above-mentioned technology has at least the following technical problems:
the existing mould is pressed and formed by mostly adopting rags, and the resin-based composite material special-shaped piece formed by pressing has the defects of uneven glue solution distribution, irregular rag arrangement, poor mechanical strength, unattractive appearance and the like.
SUMMERY OF THE UTILITY MODEL
The embodiment of the application provides a resin matrix composite forming die, has solved among the prior art resin matrix composite dysmorphism piece and has had the glue solution to distribute unevenly, the rag is arranged irregularly to and mechanical strength is poor, the not pleasing to the eye technical problem of outward appearance, realized that the glue solution distributes evenly, improved product quality and mechanical strength.
The embodiment of the application provides a resin-based composite material forming die, which comprises an upper die, a lower die, an inner die and an outer die; the lower die is connected with an inner die and an outer die through screws; the two sides of the lower die are provided with feed inlets, and the feed inlets are provided with straight joints; a resin composite material forming cavity is arranged between the inner die and the outer die; the straight joint is communicated with the resin composite material forming cavity; the upper end of the outer die is connected with an upper die through a screw.
Furthermore, the upper die is provided with a plurality of groups of overflow ports; the flash port is communicated with the resin composite material forming cavity.
Furthermore, a plurality of groups of O-shaped rings are arranged between the outer die and the lower die; a plurality of groups of O-shaped rings are arranged between the inner die and the lower die; a plurality of groups of O-shaped rings are arranged between the upper die and the outer die.
Furthermore, the structure of the inner die adopts a conical structure.
One or more technical solutions provided in the embodiments of the present application have at least the following technical effects or advantages:
1. because the two sides of the lower die are provided with the feed inlets, the feed inlets are provided with the through joints, the resin composite material forming cavity is arranged between the inner die and the outer die, the through joints are communicated with the resin composite material forming cavity, the upper die is provided with a plurality of groups of overflow ports, and the overflow ports are communicated with the resin composite material forming cavity, the technical problems that in the prior art, a resin matrix composite material special-shaped part is uneven in glue solution distribution, irregular in broken cloth arrangement, poor in mechanical strength and unaesthetic in appearance are effectively solved, the glue solution is distributed evenly, and the product quality and the mechanical strength are improved.
2. Because a plurality of groups of O-shaped rings are arranged between the outer die and the lower die, a plurality of groups of O-shaped rings are arranged between the inner die and the lower die, and a plurality of groups of O-shaped rings are arranged between the upper die and the outer die, the technical problem of poor sealing performance of a feed inlet of a resin-based composite material forming die in the prior art is effectively solved, the integral sealing performance of the resin-based composite material forming die is further improved, and the service cycle of the die is prolonged.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Detailed Description
The technical problems of uneven glue solution distribution, irregular rag arrangement, poor mechanical strength and unattractive appearance of a special-shaped resin-based composite material part in the prior art are solved, the uniform glue solution distribution is realized, and the product quality and the mechanical strength are improved.
In order to better understand the technical solution, the technical solution will be described in detail with reference to the drawings and the specific embodiments.
Example one
A resin matrix composite forming die comprises an upper die 3, a lower die 6, an inner die 5 and an outer die 4; the lower die 6 is connected with an inner die 5 and an outer die 4 through screws; the two sides of the lower die 6 are both provided with feed inlets 8, and the feed inlets 8 are provided with straight joints 9; a resin composite material forming cavity 1 is arranged between the inner die 5 and the outer die 4; the straight joint 9 is communicated with the resin composite material forming cavity 1; the upper end of the outer die 4 is connected with an upper die 3 through a screw.
The upper die 3 is provided with a plurality of groups of flash ports 2; the flash port 2 is communicated with the resin composite material molding cavity 1.
The technical scheme in the embodiment of the application at least has the following technical effects or advantages:
because the two sides of the lower die are provided with the feed inlets, the feed inlets are provided with the through joints, the resin composite material forming cavity is arranged between the inner die and the outer die, the through joints are communicated with the resin composite material forming cavity, the upper die is provided with a plurality of groups of overflow ports, and the overflow ports are communicated with the resin composite material forming cavity, the technical problems that in the prior art, a resin matrix composite material special-shaped part is uneven in glue solution distribution, irregular in broken cloth arrangement, poor in mechanical strength and unaesthetic in appearance are effectively solved, the glue solution is distributed evenly, and the product quality and the mechanical strength are improved.
Example two
Furthermore, a plurality of groups of O-shaped rings 7 are arranged between the outer die 4 and the lower die 6; a plurality of groups of O-shaped rings 7 are arranged between the inner die 5 and the lower die 6; a plurality of groups of O-shaped rings 7 are arranged between the upper die 3 and the outer die 4.
Further, the structure of the inner mold 5 adopts a conical structure.
The technical scheme in the embodiment of the application at least has the following technical effects or advantages:
because a plurality of groups of O-shaped rings are arranged between the outer die and the lower die, a plurality of groups of O-shaped rings are arranged between the inner die and the lower die, and a plurality of groups of O-shaped rings are arranged between the upper die and the outer die, the technical problem of poor sealing performance of a feed inlet of a resin-based composite material forming die in the prior art is effectively solved, the integral sealing performance of the resin-based composite material forming die is further improved, and the service cycle of the die is prolonged.
In the specific implementation:
and the resin matrix composite material enters the resin matrix composite material forming cavity 1 from the feeding hole 8 through the straight joint 9 until the resin matrix composite material appears in the overflow hole 2, and the feeding is stopped at the moment.
While preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all such alterations and modifications as fall within the scope of the utility model.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the utility model. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (4)
1. A resin matrix composite forming die which characterized in that: comprises an upper die, a lower die, an inner die and an outer die;
the lower die is connected with an inner die and an outer die through screws;
the two sides of the lower die are provided with feed inlets, and the feed inlets are provided with straight joints;
a resin composite material forming cavity is arranged between the inner die and the outer die;
the straight joint is communicated with the resin composite material forming cavity;
the upper end of the outer die is connected with an upper die through a screw.
2. The resin-based composite material molding die as set forth in claim 1, wherein: the upper die is provided with a plurality of groups of material overflow ports;
the flash port is communicated with the resin composite material forming cavity.
3. The resin-based composite material molding die as set forth in claim 1, wherein: a plurality of groups of O-shaped rings are arranged between the outer die and the lower die;
a plurality of groups of O-shaped rings are arranged between the inner die and the lower die;
a plurality of groups of O-shaped rings are arranged between the upper die and the outer die.
4. The resin-based composite material molding die as set forth in claim 1, wherein: the structure of the inner die adopts a conical structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122863000.2U CN216579290U (en) | 2021-11-22 | 2021-11-22 | Resin matrix composite forming die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122863000.2U CN216579290U (en) | 2021-11-22 | 2021-11-22 | Resin matrix composite forming die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216579290U true CN216579290U (en) | 2022-05-24 |
Family
ID=81647252
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122863000.2U Active CN216579290U (en) | 2021-11-22 | 2021-11-22 | Resin matrix composite forming die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216579290U (en) |
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2021
- 2021-11-22 CN CN202122863000.2U patent/CN216579290U/en active Active
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