CN220681694U - Cottonrose hibiscus board and mould that weaving carbon fiber fabric was used - Google Patents
Cottonrose hibiscus board and mould that weaving carbon fiber fabric was used Download PDFInfo
- Publication number
- CN220681694U CN220681694U CN202322328840.8U CN202322328840U CN220681694U CN 220681694 U CN220681694 U CN 220681694U CN 202322328840 U CN202322328840 U CN 202322328840U CN 220681694 U CN220681694 U CN 220681694U
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- Prior art keywords
- carbon fiber
- arc
- board
- cotton rose
- plate
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- 229920000049 Carbon (fiber) Polymers 0.000 title claims abstract description 39
- 239000004917 carbon fiber Substances 0.000 title claims abstract description 39
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 39
- 239000004744 fabric Substances 0.000 title claims abstract description 38
- 238000009941 weaving Methods 0.000 title claims abstract description 19
- 244000048199 Hibiscus mutabilis Species 0.000 title claims description 48
- 235000003973 Hibiscus mutabilis Nutrition 0.000 title claims description 16
- 235000005206 Hibiscus Nutrition 0.000 title 1
- 235000007185 Hibiscus lunariifolius Nutrition 0.000 title 1
- 244000284380 Hibiscus rosa sinensis Species 0.000 title 1
- 240000002853 Nelumbo nucifera Species 0.000 claims abstract description 35
- 235000006508 Nelumbo nucifera Nutrition 0.000 claims abstract description 35
- 235000006510 Nelumbo pentapetala Nutrition 0.000 claims abstract description 35
- 239000002023 wood Substances 0.000 claims abstract description 28
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 6
- 229910052799 carbon Inorganic materials 0.000 claims description 6
- 238000009954 braiding Methods 0.000 claims description 5
- 239000000835 fiber Substances 0.000 claims 2
- 230000037303 wrinkles Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 6
- 229920006257 Heat-shrinkable film Polymers 0.000 description 5
- 239000002131 composite material Substances 0.000 description 4
- 239000003292 glue Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229920002239 polyacrylonitrile Polymers 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229920001187 thermosetting polymer Polymers 0.000 description 2
- 229920000297 Rayon Polymers 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000003712 anti-aging effect Effects 0.000 description 1
- 239000010426 asphalt Substances 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 238000003763 carbonization Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005470 impregnation Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000011301 petroleum pitch Substances 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 239000002964 rayon Substances 0.000 description 1
- 239000011208 reinforced composite material Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Woven Fabrics (AREA)
Abstract
The utility model provides a lotus plate and a die for weaving carbon fiber fabrics. Gaps are formed among the saw teeth of the lotus plate, and no wrinkles are generated when the lotus plate is paved on the arc-shaped top and the arc-shaped bottom of the wood die.
Description
Technical Field
The utility model relates to the technical field of carbon fiber fabrics, in particular to a cotton rose plate and a die for weaving carbon fiber fabrics.
Background
The C/C composite material is widely focused as a high-performance structural and functional composite material. The prefabricated reinforcement is prepared by taking a weft-free cloth/carbon fiber net tyre as a raw material and adopting a process flow of needling and relay stitching, and the novel thick-wall C/C composite material is obtained by combining a Chemical Vapor Infiltration (CVI) method with an asphalt impregnation/high pressure carbonization (HPIC) method. The carbon fiber reinforced composite material is a material formed by arranging carbon fiber materials in a certain direction and bonding polymer materials. The binding polymer is typically a thermosetting resin. Wherein the binding polymer is typically a thermosetting resin. The most basic constituent unit of carbon fiber reinforced composites is carbon filaments (Carbon Fiber Filament), the basic raw material of which is a prepolymer Polyacrylonitrile (PAN), rayon or petroleum pitch. The carbon filaments are then chemically and mechanically formed into carbon fiber fabrics for use in carbon fiber articles. When the carbon fiber fabric is manufactured, a layer of cotton rose hibiscus plate is firstly paved outside the wood die. The cottonrose hibiscus plate has the advantages of no influence of moisture, aging resistance, oil resistance, light weight, easy storage and transportation, processing, cutting, carving and the like, and is suitable for being paved under carbon fiber fabrics. However, the carbon fiber fabric is provided with an arc-shaped forming part, so that the arc-shaped forming part of the carbon fiber fabric corresponding to the die used for preparing the carbon fiber fabric has radians at the top and the bottom of a wood die, and folds are generated at the top and the bottom of the wood die when the cottonrose hibiscus plate is paved, and the weaving of the carbon fiber fabric is affected. Accordingly, the prior art is subject to further development.
Disclosure of Invention
The utility model provides a lotus plate and a die for weaving carbon fiber fabrics, which have the following specific embodiments:
a cotton rose hibiscus plate for weaving carbon fiber fabric is provided, the carbon fiber fabric is provided with an arc-shaped forming part, the cotton rose hibiscus plate is arranged at the corresponding position of a die corresponding to the arc-shaped forming part, and at least one side of the cotton rose hibiscus plate at the position is provided with a plurality of saw teeth of repeated units.
Further, the tooth grooves between the adjacent sawteeth extend to the cottonrose hibiscus plate body to form vertical slits.
Further, the distance between the tooth tip of the sawtooth and the tooth root is tooth height, and the tooth height is 1/3 to 2/3 of the height of the lotus plate.
Further, the tooth height is 3 times the height of the vertical slit.
Further, the saw teeth are of an isosceles triangle structure, and the bottom edge of the isosceles triangle structure is connected with the cotton rose hibiscus plate body.
Further, the angle of the vertex angle of the isosceles triangle structure is 30-60 degrees.
Further, the angle of the vertex angle of the isosceles triangle structure is 30 degrees.
In addition, the utility model also provides a mould for weaving the carbon fiber fabric, which comprises the cotton rose board for weaving the carbon fiber fabric.
Further, the die further comprises a wood die, the wood die comprises a cylindrical straight wall and an arc top and an arc bottom which are respectively connected with two ends of the cylindrical straight wall, the external surfaces of the arc top and the arc bottom of the wood die are respectively paved with lotus plates, and saw teeth of the lotus plates correspond to the arc top and the arc bottom, so that the saw teeth of the lotus plates are respectively paved on the external surfaces of the arc top and the arc bottom.
Further, a heat shrinkage film is arranged between the wood die and the lotus plate, the heat shrinkage film is wrapped on the outer side of the wood die, and the lotus plate is paved on the outer surface of the heat shrinkage film.
The beneficial effects are that:
1. according to the utility model, at least one side of the lotus plate is provided with a plurality of saw teeth with repeated units, gaps are reserved among the saw teeth, and no wrinkles are generated when the lotus plate is paved on the arc-shaped top and the arc-shaped bottom of the wood die.
2. According to the utility model, the cottonrose hibiscus plate is paved on the outer side of the wood die, so that the needle used for weaving the carbon fiber fabric is prevented from being directly contacted with the wood die to cause the breakage and damage of the needle point.
Drawings
FIG. 1 is a schematic diagram of the structure of a lotus plate in the utility model;
FIG. 2 is a cross-sectional view of a cylindrical straight wall of the present utility model;
FIG. 3 is a schematic view of a structure in which a plurality of serrations of the present utility model are applied to an arcuate bottom portion.
Wherein the above figures include the following reference numerals:
1. cottonrose hibiscus plates; 2. saw teeth; 21. tooth tips; 22. tooth grooves; 23. a vertical slit; 3. a cylindrical straight wall; 4. a heat shrinkage film; 5. rectangular lotus plate.
Detailed Description
The following describes specific embodiments of the utility model with reference to the drawings and examples:
it should be noted that the structures, proportions, sizes, etc. shown in the drawings are merely for the purpose of understanding and reading the disclosure, and are not intended to limit the scope of the utility model, which is defined by the appended claims.
Also, the terms such as "upper," "lower," "left," "right," "middle," and "a" and the like recited in the present specification are merely for descriptive purposes and are not intended to limit the scope of the utility model, but are intended to provide relative positional changes or modifications without materially altering the technical context in which the utility model may be practiced.
According to an embodiment of the present utility model, referring to fig. 1 and 3, a cotton rose board for weaving a carbon fiber fabric is provided, the carbon fiber fabric has an arc-shaped forming portion, a cotton rose board is disposed at a corresponding position of a mold corresponding to the arc-shaped forming portion, and at least one side of the cotton rose board is provided with a plurality of saw teeth of a repeating unit. According to the cottonrose hibiscus board, only the cottonrose hibiscus board in the prior art is required to be cut, at least one side of the cottonrose hibiscus board is provided with the sawteeth with a plurality of repeated units, gaps are reserved among the sawteeth, and no wrinkles are generated when the cottonrose hibiscus board is paved on the arc-shaped top and the arc-shaped bottom of the wood die. The cottonrose hibiscus plate has good performance, does not absorb water, does not decompose, does not rot, and is not influenced by rainwater and humidity; anti-aging, oil-resistant, acid-resistant, alkali-resistant and corrosion-resistant with other organic chemical components; heat insulation and preservation; the PVC plate has light weight, is easy to store, transport, process, cut and carve, and has much cheaper price than the common PVC plate.
As shown in fig. 1, the tooth grooves 22 between adjacent sawteeth extend towards the cotton rose plate body and are provided with vertical slits 23. Because the position of the mould corresponding to the arc-shaped forming part also has radian, the sawtooth part of the lotus plate is paved at the arc-shaped position of the mould, so that wrinkles can not be generated when the lotus plate is paved, the tooth grooves 22 are extended with vertical slits 23, the vertical slits 23 can be adjusted when the lotus plate is paved, the adaptability of the lotus plate to the mould is stronger, and the lotus plate can not generate wrinkles at the arc-shaped position.
The distance between the tooth tip 21 and the tooth root of the saw tooth is the tooth height, and the tooth height is 1/3 to 2/3 of the height of the lotus plate. The height of the tooth height is adapted to the radian of the die, and further preferably, the tooth height is 1/3 of the height of the lotus plate. It is further preferred that the tooth height is 3 times the height of the vertical slit 23.
The sawtooth is isosceles triangle structure, isosceles triangle structure's base is connected with the cotton rose hibiscus board body. Ensure that the cottonrose hibiscus plate is paved on the die without folds, and simultaneously ensure that the cottonrose hibiscus plate can be paved completely. Specifically, the angle of the vertex of the isosceles triangle structure is 30-60 degrees. Further preferably, the angle of the vertex of the isosceles triangle structure is 30 °.
In addition, as shown in fig. 2, the mold for braiding the carbon fiber fabric comprises the lotus plate for braiding the carbon fiber fabric. The mould still includes the wood pattern, the wood pattern include the cylinder straight wall and respectively with arc top and the arc bottom that the cylinder straight wall both ends are connected, the surface of arc top and the arc bottom of wood pattern is spread respectively and is pasted the cottonrose hibiscus board, the sawtooth of cottonrose hibiscus board is corresponding with arc top and arc bottom to make the sawtooth of cottonrose hibiscus board spread respectively to the surface of arc top and arc bottom. Wherein, arc shaping portion that arc top and arc bottom correspond carbon fiber fabric, the cottonrose hibiscus board is spread and is pasted at arc top and arc bottom, specifically, can spread and paste ordinary cottonrose hibiscus board in the prior art on the cylinder straight wall of wood matrix, ordinary cottonrose hibiscus board is rectangle cottonrose hibiscus board, can encircle the cylinder straight wall and spread and paste.
A heat shrinkage film is arranged between the wood die and the lotus plate, the heat shrinkage film is wrapped on the outer side of the wood die, and the lotus plate is paved on the outer surface of the heat shrinkage film. Specifically, the outer side of the whole wood die is wrapped by the heat shrinkage film, and then a cottonrose hibiscus plate is paved and stuck.
The following describes the process of laying the lotus plate on the die:
1. the heat-shrinkable film is wrapped on the wood mould along the circumferential direction (the part of the heat-shrinkable film exceeding the straight wall of the mould is about 20-30 mm), and the redundant part at the joint is subtracted and stuck by adhesive tape.
2. And blowing the heat shrinkage film tightly by using an electric hair drier.
3. Uniformly coating glue on the lotus plate and the heat-shrinkable film, and standing for a period of time (about 10 min).
4. Paving the lotus plate on the heat-shrinkable film, paving the lotus plate at the arc top and the arc bottom of the wood die, brushing glue on the joint part with a gap part, then filling the joint part with glue, and beating the joint part with a tool to ensure that the lotus plate, the heat-shrinkable film and the wood die are closely together; and a common rectangular lotus plate is paved outside the cylindrical straight wall of the wood die.
5. The starting point position of the rolled carbon cloth is fixed by needling, after a circle of the rolled carbon cloth is paved, the fold part is flattened, the needling is fixed, and in the needling process, the needle point can pierce the cotton rose hibiscus plate to avoid breakage and damage of the needle.
Many other changes and modifications may be made without departing from the spirit and scope of the utility model. It is to be understood that the utility model is not to be limited to the specific embodiments, but only by the scope of the appended claims.
Claims (10)
1. A lotus plate for weaving carbon fiber fabrics is characterized in that the carbon fiber fabrics are provided with arc-shaped forming parts, the lotus plate is arranged at the corresponding position of a die corresponding to the arc-shaped forming parts, and at least one side of the lotus plate at the position is provided with a plurality of saw teeth of repeated units.
2. The cotton rose board for weaving carbon fiber fabric as claimed in claim 1, wherein the tooth grooves between adjacent said teeth extend to the cotton rose board body with vertical slits.
3. The cotton rose board for weaving carbon fiber fabric according to claim 2, wherein the distance between the tooth tip of the saw tooth and the tooth root thereof is tooth height, and the tooth height is 1/3 to 2/3 of the height of the cotton rose board.
4. A cotton rose board for braiding carbon fiber fabrics according to claim 3, wherein the tooth height is 3 times the height of the vertical slit.
5. The cotton rose board for weaving carbon fiber fabric according to claim 1, wherein the saw teeth are of isosceles triangle structure, and the base of the isosceles triangle structure is connected with the cotton rose board body.
6. The cotton rose board for weaving carbon fiber fabric according to claim 5, wherein the angle of the vertex of the isosceles triangle structure is 30-60 °.
7. The cotton rose board for weaving carbon fiber fabric as claimed in claim 6 wherein the angle of the vertex of the isosceles triangle structure is 30 °.
8. A mould for braiding a carbon fibre fabric, comprising a cottonrose hibiscus plate for braiding a carbon fibre fabric as claimed in any one of claims 1 to 7.
9. The mold for weaving carbon fiber fabrics according to claim 8, further comprising a wood mold comprising a cylindrical straight wall and an arc-shaped top and an arc-shaped bottom connected to both ends of the cylindrical straight wall, respectively, outer surfaces of the arc-shaped top and the arc-shaped bottom of the wood mold being respectively spread with cottonrose hibiscus boards, and saw teeth of the cottonrose hibiscus boards being corresponding to the arc-shaped top and the arc-shaped bottom, so that the saw teeth of the cottonrose hibiscus boards are respectively spread to the outer surfaces of the arc-shaped top and the arc-shaped bottom.
10. The mold for weaving carbon fiber fabrics according to claim 9, wherein a heat shrinkage film is arranged between the wood mold and the lotus plate, the heat shrinkage film is wrapped on the outer side of the wood mold, and the lotus plate is paved on the outer surface of the heat shrinkage film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322328840.8U CN220681694U (en) | 2023-08-29 | 2023-08-29 | Cottonrose hibiscus board and mould that weaving carbon fiber fabric was used |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322328840.8U CN220681694U (en) | 2023-08-29 | 2023-08-29 | Cottonrose hibiscus board and mould that weaving carbon fiber fabric was used |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220681694U true CN220681694U (en) | 2024-03-29 |
Family
ID=90405731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322328840.8U Active CN220681694U (en) | 2023-08-29 | 2023-08-29 | Cottonrose hibiscus board and mould that weaving carbon fiber fabric was used |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220681694U (en) |
-
2023
- 2023-08-29 CN CN202322328840.8U patent/CN220681694U/en active Active
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