CN220297663U - Supercritical carbon dioxide foaming mold for resin composite material - Google Patents
Supercritical carbon dioxide foaming mold for resin composite material Download PDFInfo
- Publication number
- CN220297663U CN220297663U CN202321512545.1U CN202321512545U CN220297663U CN 220297663 U CN220297663 U CN 220297663U CN 202321512545 U CN202321512545 U CN 202321512545U CN 220297663 U CN220297663 U CN 220297663U
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- Prior art keywords
- sliding
- carbon dioxide
- supercritical carbon
- guide cylinder
- resin composite
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- 239000000463 material Substances 0.000 title claims abstract description 59
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 title claims abstract description 50
- 239000001569 carbon dioxide Substances 0.000 title claims abstract description 25
- 229910002092 carbon dioxide Inorganic materials 0.000 title claims abstract description 25
- 239000000805 composite resin Substances 0.000 title claims abstract description 20
- 238000005187 foaming Methods 0.000 title claims abstract description 20
- 230000007246 mechanism Effects 0.000 claims abstract description 30
- 238000003825 pressing Methods 0.000 claims abstract description 23
- 230000006835 compression Effects 0.000 claims description 15
- 238000007906 compression Methods 0.000 claims description 15
- 239000011347 resin Substances 0.000 claims description 2
- 229920005989 resin Polymers 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 20
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000002360 preparation method Methods 0.000 abstract description 2
- 230000009471 action Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
Landscapes
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model discloses a supercritical carbon dioxide foaming mold for a resin composite material, which comprises a pressing mold cover, wherein a sliding inner cylinder is arranged in the pressing mold cover, and a feeding mechanism is arranged in the sliding inner cylinder. The beneficial effects are that: through the effect of mutual contact connection between pressfitting die cover, slip inner tube and the guide cylinder under the initial condition to reach and make the mould inside be the entity after assembling the completion, and then make the inside of mould have no air residue, get into at the material and make slip inner tube and guide cylinder take place to remove and make the effect that makes the die cavity of pressfitting die cover, slip inner tube and the antenna housing that forms between the guide cylinder, thereby reach and prevent when the antenna housing because of the inside condition that has the air to lead to the surface of the antenna housing of production to exist more holes of mould when the preparation antenna housing.
Description
Technical Field
The utility model relates to the technical field of radome molds, in particular to a supercritical carbon dioxide foaming mold for a resin composite material.
Background
Radomes are structures that protect the antenna system from the external environment. It has good electromagnetic wave penetrating property in electric performance, and can withstand the action of external severe environment in mechanical performance. Outdoor antennas are usually placed in open air for work and are directly affected by storm, ice and snow, sand dust, solar radiation and the like in the natural world, so that the accuracy of the antennas is reduced, the service life is shortened and the working reliability is poor.
Resin composite materials are commonly used in the prior art to make radomes, which have good thermal stability, optimized dielectric properties, and good mechanical properties. And it is generally prepared through foaming technique and mould, and then the weight of effectual reduction radome, but in current mould, the inside of mould generally can exist air when filling the material, and can make in the mould rapidly full of material through foaming technique when filling the material, and then lead to the unable timely discharge of air thereby lead to the surface of radome of producing to exist the cavity, lead to the surface unevenness of radome, and then lead to influencing the stability of radome, lead to life to reduce.
For the problems in the related art, no effective solution has been proposed at present.
Disclosure of Invention
Aiming at the problems in the related art, the utility model provides a supercritical carbon dioxide foaming mold for a resin composite material, so as to overcome the technical problems in the prior related art.
For this purpose, the utility model adopts the following specific technical scheme:
the utility model provides a supercritical carbon dioxide foaming mould for resin combined material, includes the press fit die cover, the inside of press fit die cover is provided with the slip inner tube, the inside of slip inner tube is provided with feed mechanism, just the upper end of slip inner tube with feed mechanism's upper end all with the inside top contact connection of press fit die cover, just the outer wall of slip inner tube with the inner wall sliding contact connection of press fit die cover, feed mechanism's outer wall with the inner wall sliding contact connection of slip inner tube.
Further, a plurality of evenly distributed sliding blocks are arranged at the lower end of the inside of the pressing die cover, and guide grooves are formed in positions, corresponding to the sliding blocks, of the outer wall of the sliding inner cylinder.
Further, the feeding mechanism comprises a guide cylinder positioned in the sliding inner cylinder, a rotating shaft is arranged in the guide cylinder, a feeding hole is formed in the upper end of the guide cylinder, two symmetrically arranged positioning plates are arranged at the lower end of the guide cylinder, and a limiting ring positioned between the two positioning plates is arranged at one end of the rotating shaft.
Further, the outer surface of axis of rotation just is located the inside of guiding tube is provided with the compression spiral shell dish, the bottom of axis of rotation is provided with the sliding chamber, the inside of sliding chamber is provided with sliding connection's second pivot, the outside of second pivot is provided with the direction spiral shell dish.
Further, an L-shaped limiting rod is arranged between two adjacent sliding blocks at the lower end of the pressing die cover.
Further, the lower end of the guide cylinder is provided with an extension cylinder fixedly connected with the guide cylinder, and the lower end of the outer side of the guide cylinder is provided with a limiting groove in sliding connection with the L-shaped limiting rod.
The utility model provides a supercritical carbon dioxide foaming mold for a resin composite material, which has the following beneficial effects:
1. according to the utility model, the material enters the press-fit die cover through the arrangement of the compression screw plate, the effect of moving the sliding inner cylinder and the guide cylinder is achieved through the pressure caused by the material entering, and the effect of manufacturing the antenna housing is achieved through the press-fit die cover, the cavity of the antenna housing formed among the sliding inner cylinder and the guide cylinder.
2. Through the effect of mutual contact connection between pressfitting die cover, slip inner tube and the guide cylinder under the initial condition to reach and make the mould inside be the entity after assembling the completion, and then make the inside of mould have no air residue, get into at the material and make slip inner tube and guide cylinder take place to remove and make the effect that makes the die cavity of pressfitting die cover, slip inner tube and the antenna housing that forms between the guide cylinder, thereby reach and prevent when the antenna housing because of the inside condition that has the air to lead to the surface of the antenna housing of production to exist more holes of mould when the preparation antenna housing.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic structural view of a supercritical carbon dioxide foaming mold for a resin composite according to an embodiment of the present utility model;
FIG. 2 is a schematic view showing an internal structure of a supercritical carbon dioxide foaming mold for a resin composite material according to an embodiment of the present utility model;
fig. 3 is a schematic diagram showing an internal structure of a supercritical carbon dioxide foaming mold for a resin composite material according to an embodiment of the present utility model.
In the figure:
1. pressing the die cover; 2. sliding the inner cylinder; 3. a feed mechanism; 4. a sliding block; 5. a guide groove; 6. a guide cylinder; 7. a rotating shaft; 8. a feed inlet; 9. a positioning plate; 10. a limiting ring; 11. compressing the screw disk; 12. a sliding chamber; 13. a second rotating shaft; 14. a guide screw disk; 15. an L-shaped limiting rod; 16. an extension tube; 17. and a limit groove.
Detailed Description
For the purpose of further illustrating the various embodiments, the present utility model provides the accompanying drawings, which are a part of the disclosure of the present utility model, and which are mainly used to illustrate the embodiments and, together with the description, serve to explain the principles of the embodiments, and with reference to these descriptions, one skilled in the art will recognize other possible implementations and advantages of the present utility model, wherein elements are not drawn to scale, and like reference numerals are generally used to designate like elements.
According to an embodiment of the present utility model, there is provided a supercritical carbon dioxide foaming mold for a resin composite material.
Embodiment one:
as shown in fig. 1-3, the supercritical carbon dioxide foaming mold for resin composite materials according to the embodiment of the utility model comprises a press mold cover 1, wherein a sliding inner cylinder 2 is arranged in the press mold cover 1, a feeding mechanism 3 is arranged in the sliding inner cylinder 2, the upper end of the sliding inner cylinder 2 and the upper end of the feeding mechanism 3 are both in contact connection with the top end of the inner part of the press mold cover 1, the outer wall of the sliding inner cylinder 2 is in sliding contact connection with the inner wall of the press mold cover 1, and the outer wall of the feeding mechanism 3 is in sliding contact connection with the inner wall of the sliding inner cylinder 2.
The device is characterized in that carbon dioxide and resin composite materials in a supercritical state are pushed into the device simultaneously through the arrangement of the feeding mechanism 3 during use, after the materials enter the device, the feeding mechanism 3 is pushed to the lower end of the pressing die through the action of pressure force, so that a sealed cavity is formed between the upper end of the feeding mechanism 3 and the inner upper end of the pressing die, the feeding mechanism 3 is fixed through the limiting rod, the materials continuously enter the inside of the pressing die, the sliding inner cylinder 2 is ejected through the materials which continuously enter, the materials are further filled in the position where the sliding inner cylinder 2 is located, the effect of manufacturing the radome is achieved, the upper end of the sliding inner cylinder 2 is connected with the inner top end of the pressing die cover 1 in a contact mode, the outer wall of the sliding inner cylinder 2 is connected with the inner wall of the pressing die cover 1 in a sliding contact mode, and the outer wall of the feeding mechanism 3 is connected with the inner wall of the sliding inner cylinder 2 in a sliding contact mode, and therefore the inner wall of the pressing die is in an airless state after assembly is completed, and the radome is prevented from being produced due to the fact that air cannot be discharged in time when the materials are injected.
Embodiment two:
as shown in fig. 1-3, a plurality of sliding blocks 4 are uniformly distributed at the lower end of the inside of the press mold cover 1, and guide grooves 5 are formed at positions, corresponding to the sliding blocks 4, of the outer wall of the sliding inner cylinder 2. The feeding mechanism 3 comprises a guide cylinder 6 positioned inside the sliding inner cylinder 2, a rotating shaft 7 is arranged inside the guide cylinder 6, a feeding hole 8 is formed in the upper end of the guide cylinder 6, two symmetrically arranged positioning plates 9 are arranged at the lower end inside the guide cylinder 6, and a limiting ring 10 positioned between the two positioning plates 9 is arranged at one end of the rotating shaft 7. The outer surface of the rotating shaft 7 and the inside that is located the guiding cylinder 6 are provided with compression screw disk 11, the bottom of the rotating shaft 7 is provided with sliding chamber 12, the inside of sliding chamber 12 is provided with sliding connection's second pivot 13, the outside of second pivot 13 is provided with direction screw disk 14. An L-shaped limiting rod 15L is arranged between two adjacent sliding blocks 4 at the lower end of the pressing die cover 1. The lower extreme of guiding tube 6 is provided with fixed connection's extension section of thick bamboo 16, just guiding tube 6's outside lower extreme is provided with L type gag lever post 15L looks sliding connection's spacing groove 17.
The inside that thereby makes second pivot 13 rotate through the motor when using makes direction spiral shell dish 14 let in guide cylinder 6 simultaneously with material and carbon dioxide, the setting of axis of rotation 7 through being connected with the transmission of second pivot 13 then reaches the effect that makes axis of rotation 7 pivoted, and then reach through the rotation of axis of rotation 7 and make compression spiral shell dish 11 rotate, thereby reach through the rotation of compression spiral shell dish 11 and let in the inside that pressfitting die cover 1 with material and carbon dioxide thereby feed inlet 8, before the material lets in guide cylinder 6 axis of rotation 7 and feed inlet 8 contact rotation are connected, because the surface of compression spiral shell dish 11 contacts with the inner wall of guide cylinder 6 and is connected, and the position pitch that compression spiral shell dish 11 is close to feed inlet 8 is less, and then make the material reach the effect that promotes compression spiral shell dish 11 and make axis of rotation 7 remove when getting into, set plate 9 and set up to axis of rotation 7 through set up of set ring, thereby make axis of rotation 7 and feed inlet 8 break away from, thereby make axis of rotation 7 and feed inlet 8 continuously rotate and reach the effect that lets in the material inside of pressfitting die cover 1 through feed inlet 8, because the material continuously gets into and then makes guide cylinder 6 move, make guide cylinder 6, make the inner cylinder 1 through setting up through L type spacing pole 15L and guide cylinder 6 and the guide cylinder 6 and make the effect that the material gets into the die cover 2 through the setting up through the guide cylinder 6 that the guide cylinder 1 and then make the guide cylinder cover 1, and make the effect that the antenna die cover that the material is further to get into the die cavity 2 through the setting up, the guide cylinder 1.
In order to facilitate understanding of the above technical solutions of the present utility model, the following describes in detail the working principle or operation manner of the present utility model in the actual process.
In practical application, carbon dioxide and resin composite materials in a supercritical state are pushed into the device simultaneously through the arrangement of the feeding mechanism 3 during use, after materials enter the device, the feeding mechanism 3 is pushed to the lower end of the pressing die through the action of pressure, so that a sealed cavity is formed between the upper end of the feeding mechanism 3 and the upper end of the inside of the pressing die, the feeding mechanism 3 is fixed through the limiting rod at the moment, materials continuously enter the inside of the pressing die, the sliding inner cylinder 2 is ejected out through the materials which continuously enter, the materials are filled in the position of the sliding inner cylinder 2, the effect of manufacturing a radome is achieved, as the upper end of the sliding inner cylinder 2 and the upper end of the feeding mechanism 3 are in contact connection with the inner top end of the pressing die cover 1, the outer wall of the sliding inner cylinder 2 is in sliding contact connection with the inner wall of the pressing die cover 1, the outer wall of the feeding mechanism 3 is connected with the inner wall of the sliding inner cylinder 2 in a sliding contact manner, so that the inside of the die is in an airless state after the assembly is completed, more holes are prevented from being formed on the surface of the produced radome due to the fact that air cannot be timely discharged when materials are injected, the second rotating shaft 13 is rotated through the motor when the feeding mechanism is used, so that the guiding screw disk 14 simultaneously introduces materials and carbon dioxide into the guiding cylinder 6, the effect of rotating the rotating shaft 7 is achieved through the arrangement of the rotating shaft 7 in transmission connection with the second rotating shaft 13, the compression screw disk 11 is rotated through the rotation of the rotating shaft 7, the material and the carbon dioxide are introduced into the pressing die cover 1 through the rotation of the compression screw disk 11, the rotating shaft 7 is in contact rotation connection with the feeding hole 8 before the material is introduced into the guiding cylinder 6, because the surface of compression spiral shell dish 11 is connected with the inner wall of guide cylinder 6 in contact, and the position pitch that compression spiral shell dish 11 is close to feed inlet 8 is less, and then make the material reach the effect that promotes compression spiral shell dish 11 and make axis of rotation 7 remove when getting into, set up through locating plate 9 and holding ring and carry out spacingly to axis of rotation 7, thereby make axis of rotation 7 break away from with feed inlet 8, the axis of rotation 7 continuously rotates and reaches the effect of letting in the pressfitting die cover 1 inside with the material through feed inlet 8, at this moment, owing to the continuous entering of material and then make guide cylinder 6 remove, reach the effect of spacing guide cylinder 6 through the setting of L type gag lever post 15L and spacing groove 17, thereby reach the upper end that makes guide cylinder 6 and the upper end of pressfitting die cover 1 and be used for the entering of material, at this moment the material continues to get into the pressfitting die cover 1 through compression spiral shell dish 11, the pressure that the material got into brings and then reach the effect that makes the slip inner tube 2 remove, and then make the pressfitting die cover 1, the die cavity of antenna housing that forms between slip inner tube 2 and the guide cylinder 6, and then reach the effect of making the antenna housing.
In summary, by means of the above technical scheme of the utility model, carbon dioxide and resin composite material in a supercritical state are pushed into the device simultaneously through the arrangement of the feeding mechanism, after the material enters the device, the feeding mechanism is pushed to the lower end of the pressing mold through the action of pressure, so that a sealed cavity is formed between the upper end of the feeding mechanism and the upper end of the inside of the pressing mold, at the moment, the feeding mechanism is fixed through the limiting rod, at the moment, the material continuously enters the inside of the pressing mold, the sliding inner cylinder is ejected through the continuously-entering material, and the material is filled in the position where the sliding inner cylinder is located, so that the effect of manufacturing the radome is achieved.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (6)
1. The utility model provides a supercritical carbon dioxide foaming mould for resin combined material, includes press die lid (1), its characterized in that, the inside of press die lid (1) is provided with slip inner tube (2), the inside of slip inner tube (2) is provided with feed mechanism (3), just the upper end of slip inner tube (2) with the upper end of feed mechanism (3) all with the inside top contact connection of press die lid (1), just the outer wall of slip inner tube (2) with the inner wall sliding contact connection of press die lid (1), the outer wall of feed mechanism (3) with the inner wall sliding contact connection of slip inner tube (2).
2. The supercritical carbon dioxide foaming mold for the resin composite material according to claim 1, wherein a plurality of uniformly distributed sliding blocks (4) are arranged at the lower end of the inside of the pressing mold cover (1), and guide grooves (5) are formed in positions, corresponding to the sliding blocks (4), of the outer wall of the sliding inner cylinder (2).
3. The supercritical carbon dioxide foaming mold for resin composite materials according to claim 2, wherein the feeding mechanism (3) comprises a guide cylinder (6) positioned inside the sliding inner cylinder (2), a rotating shaft (7) is arranged inside the guide cylinder (6), a feeding hole (8) is formed in the upper end of the guide cylinder (6), two symmetrically arranged positioning plates (9) are arranged at the lower end of the inner part of the guide cylinder (6), and a limiting ring (10) positioned between the two positioning plates (9) is arranged at one end of the rotating shaft (7).
4. A supercritical carbon dioxide foaming mould for resin composite materials according to claim 3, characterized in that the outer surface of the rotating shaft (7) and the inside of the guiding cylinder (6) are provided with compression screw discs (11), the bottom of the rotating shaft (7) is provided with a sliding cavity (12), the inside of the sliding cavity (12) is provided with a second rotating shaft (13) in sliding connection, and the outer side of the second rotating shaft (13) is provided with a guiding screw disc (14).
5. The supercritical carbon dioxide foaming mold for the resin composite material according to claim 4, wherein an L-shaped limiting rod (15) is arranged between two adjacent sliding blocks (4) at the lower end of the pressing mold cover (1).
6. The supercritical carbon dioxide foaming mold for the resin composite material according to claim 5, wherein an extension tube (16) fixedly connected with the lower end of the guide tube (6) is arranged, and a limit groove (17) in sliding connection with the L-shaped limit rod (15) is arranged at the lower end of the outer side of the guide tube (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321512545.1U CN220297663U (en) | 2023-06-13 | 2023-06-13 | Supercritical carbon dioxide foaming mold for resin composite material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321512545.1U CN220297663U (en) | 2023-06-13 | 2023-06-13 | Supercritical carbon dioxide foaming mold for resin composite material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220297663U true CN220297663U (en) | 2024-01-05 |
Family
ID=89348505
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321512545.1U Active CN220297663U (en) | 2023-06-13 | 2023-06-13 | Supercritical carbon dioxide foaming mold for resin composite material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220297663U (en) |
-
2023
- 2023-06-13 CN CN202321512545.1U patent/CN220297663U/en active Active
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