CN112341647B - Torsion fiber reinforced bionic composite material and preparation method thereof - Google Patents

Torsion fiber reinforced bionic composite material and preparation method thereof Download PDF

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CN112341647B
CN112341647B CN202011229424.7A CN202011229424A CN112341647B CN 112341647 B CN112341647 B CN 112341647B CN 202011229424 A CN202011229424 A CN 202011229424A CN 112341647 B CN112341647 B CN 112341647B
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basalt
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CN112341647A (en
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赵佳乐
路云
魏延鹏
庄健
田宏丽
王筱庚
郭明卓
吴思阳
李巍
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Jilin University
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Abstract

The invention discloses a twisted fiber reinforced bionic composite material and a preparation method thereof, wherein the composite material is formed by stacking and pressing a plurality of layers of bionic fiber bundles simulating root systems, the fiber bundles in the layers are arranged in a staggered manner, the bionic fiber bundles simulating the root systems are obtained by weaving carbon fibers and winding basalt fibers to form root-like structures, and then the root-like structures are subjected to electrostatic adsorption by mixed resin powder. According to the invention, by utilizing the excellent performance of the basalt fiber, the composite material has the characteristics of high strength, corrosion resistance, high and low temperature resistance and the like, and the performance and the strength of the composite material are further effectively improved after the resin powder is electrostatically adsorbed and mixed and the fish bone-like arrangement is adopted.

Description

Torsion fiber reinforced bionic composite material and preparation method thereof
Technical Field
The invention relates to the technical field of bionic composite materials, in particular to a torsion fiber reinforced bionic composite material and a preparation method thereof.
Technical Field
In nature, various organisms have developed biological structures with their own characteristics and excellent properties after undergoing long-term evolution in order to adapt to their living environments. In recent years, scientists inspire from biocomposites in nature, and introduce concepts of "biomimetic design" and "fiber morphology design" in material design. The root system structure is a universal and special bionic structure, is an optimized structure evolved by most animals and plants according to the requirements of material transmission efficiency and nutrition supply, and is characterized in that the trunk is connected with a plurality of branches which are mutually staggered, so that the interaction of force between the root system and between the root system and soil is tighter, and the impact of external force can be borne better. At present, the research direction of domestic composite materials is mostly developed towards the direction of reinforcing the characteristics of the fiber and the coupling agent, and certain mechanical characteristics of the fiber still have larger development space. Compared with a common straight fiber structure, the root system structure has better interface binding force and bearing capacity, and the root system imitating structure is applied to weaving of fiber bundles, so that the mechanical property of the bionic fiber composite material can be effectively improved.
The basalt fiber is a continuous fiber drawn from natural basalt. The basalt stone material is melted at 1450-1500 ℃, and then is drawn at high speed by a platinum rhodium alloy wire drawing bushing to form continuous fiber. The basalt fiber is a novel inorganic environment-friendly green high-performance fiber material and is composed of oxides such as silicon dioxide, aluminum oxide, calcium oxide, magnesium oxide, ferric oxide, titanium dioxide and the like. The basalt continuous fiber has high strength, and also has various excellent performances of electrical insulation, corrosion resistance, high temperature resistance and the like. In addition, the production process of the basalt fiber determines that the produced waste is less and the environmental pollution is less, so that the basalt fiber is a real green and environment-friendly material. Basalt fibers are taken as four major fibers for key development in China, and industrial production is realized. The basalt continuous fiber has been widely applied in various aspects such as fiber reinforced composite materials, friction materials, shipbuilding materials, heat insulation materials, automobile industry, high-temperature filter fabrics, protection fields and the like.
Disclosure of Invention
The invention aims to: the twisted fiber reinforced bionic composite material and the preparation method thereof are provided, and the twisted fiber reinforced bionic composite material has higher strength through the special design of the root system imitating structure, and can exert more excellent bearing effect compared with the traditional composite material.
In order to achieve the purpose, the technical scheme provided by the invention is as follows:
the invention provides a twisted fiber reinforced bionic composite material which is formed by stacking and pressing a plurality of layers of bionic fiber bundles simulating root systems, wherein the fiber bundles in the layers are arranged in a staggered manner, the bionic fiber bundles simulating the root systems are obtained by weaving carbon fibers and winding basalt fibers, and then the bionic fiber bundles are subjected to static adsorption by mixed resin powder.
In the twisted fiber reinforced bionic composite material, the mixed resin powder is composed of the following raw materials in parts by weight: 50-55 parts of bisphenol A epoxy resin, 20-30 parts of vinyl resin, 10-15 parts of graphite powder, 3-5 parts of aluminum hydroxide, 3-4 parts of vermiculite powder, 2-4 parts of glitter powder and 2-3 parts of ceramic powder.
In the twisted fiber reinforced bionic composite material, the weaving lift angle of the carbon fiber is controlled to be 5-50 degrees, and the error of the spiral lift angle measured every 80-150 mm of the fiber is ensured not to exceed 5 degrees.
In the above-mentioned torsion fiber reinforced bionic composite material, the carbon fiber and basalt fiber are mixed according to the ratio of 1: (5-10) and winding.
In the twisted fiber reinforced bionic composite material, the axial winding distance between two adjacent basalt fibers is 120-200 mu m.
In the twisted fiber reinforced bionic composite material, the winding angle of the basalt cellulose is 30-60 degrees.
The invention also provides a preparation method of the torsion fiber reinforced bionic composite material, which comprises the following steps:
s1, weaving 5-10 carbon fibers by a fiber bundle weaving machine, wherein the weaving lift angle is controlled to be 5-50 degrees, and the error of the spiral lift angle measured by the fibers every 80-150 mm is ensured not to exceed 5 degrees
S2, winding and weaving the basalt fibers on the surface of the carbon fiber bundle according to the winding angle of 30-60 degrees, wherein the carbon fibers and the basalt fibers are woven according to the weight ratio of 1: (5-10) winding;
s3, during winding, the axial distance between the next section of basalt fiber and the previous section of basalt fiber is 120-200 mu m, and finally root-like arrangement is formed among the fibers at the tail end of each section of basalt fiber, so that a root system structure is obtained;
s4, twisting and reinforcing the bionic fiber bundle while weaving the bionic fiber bundle, wherein the rotating speed is 0.02 rad/S-0.1 rad/S, the rotating angle is 0-360 degrees, and the mixed resin powder is adsorbed on the surface of the bionic fiber bundle by an electrostatic adsorption method to prepare the root-like bionic fiber bundle;
and S5, stacking and pressing the multilayer bionic fiber bundles to obtain the composite material.
In the preparation method of the twisted fiber reinforced bionic composite material, the mixed resin powder is composed of the following raw materials in parts by weight: 50-55 parts of bisphenol A epoxy resin, 20-30 parts of vinyl resin, 10-15 parts of graphite powder, 3-5 parts of aluminum hydroxide, 3-4 parts of vermiculite powder, 2-4 parts of glitter powder and 2-3 parts of ceramic powder.
In the above method for preparing the twisted fiber reinforced biomimetic composite, the pressing method in step S5 is: the first layer is that the obtained bionic fiber bundles are uniformly laid in a hot press die according to an end-to-end staggered layout mode, the interval between adjacent fiber bundles is 1-3 mm, the next layer of fiber bundle layout is carried out after the layer of fiber bundle layout is finished, the adjacent layer and layer of fiber bundles are always kept to be staggered and laid, the staggered angle is 30-150 degrees, the step is repeated until the thickness of the composite material required by the experiment is obtained, and then the composite material is pressed and cured by adopting an extrusion winding method.
In the preparation method of the twisted fiber reinforced bionic composite material, the curing method comprises the following steps: raising the curing temperature from room temperature to 120-200 ℃ at the temperature raising rate of 5-15 ℃/min, keeping the temperature for 60-110 min, applying the torsion force with the pressure of 25-35 MPa when the temperature reaches the set value, keeping the torsion speed at 0.06-0.2 rad/s and the torsion angle at 0-720 ℃, and continuously maintaining the pressure and cooling the pressure to the room temperature along with a hot press.
Compared with the prior art, the invention has the technical effects that:
according to the twisted fiber reinforced bionic composite material and the preparation method thereof, the excellent performance of the basalt fiber is utilized, so that the composite material has the characteristics of high strength, corrosion resistance, high and low temperature resistance and the like, and the performance and the strength of the composite material are further effectively improved after the resin powder is electrostatically adsorbed and mixed and the fish bone imitating manner is adopted for arrangement.
Drawings
In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.
Fig. 1 is a schematic structural diagram of a bionic fiber bundle with a simulated root system provided by an embodiment of the invention.
Description of reference numerals:
1. carbon fiber bundle, 2 basalt fiber.
Detailed Description
In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings. The raw materials used in the present invention are all commercially available products, not specifically described.
Example 1
The preparation method of the twisted fiber reinforced bionic composite material comprises the following specific implementation steps:
firstly, the method comprises the following steps: and (3) weaving 10 carbon fibers by using a composite fiber bundle weaving machine, wherein the weaving lift angle is controlled at 35 degrees, the error of the spiral lift angle measured every 150mm of the fibers is ensured not to exceed 5 degrees, and the integral angle of the fibers is ensured to be uniform.
II, secondly: winding and weaving basalt fibers on the surface of a carbon fiber bundle according to a winding angle of 45 degrees, wherein the carbon fibers and the basalt fibers are woven according to a ratio of 1: 6 are wound.
Thirdly, the method comprises the following steps: because the length of the basalt fiber is shorter than that of the carbon fiber, and the axial distance between the basalt fiber at the next section and the previous section is kept to be 160 mu m when the basalt fiber at the next section is wound, finally, a root-imitating arrangement mode is formed among the fibers at the tail end of each section of the basalt fiber.
Fourthly, the method comprises the following steps: twisting and enhancing the bionic fiber bundle while weaving the bionic fiber bundle, wherein the rotating speed is 0.08rad/s, the rotating angle is 60 degrees, and the mixed resin powder is adsorbed on the surface of the bionic fiber bundle by an electrostatic adsorption method to prepare the root-like bionic fiber bundle. As shown in fig. 1. In the figure, 1 is a carbon fiber bundle, and 2 is a basalt fiber. The mixed resin powder comprises 50 parts by mass of bisphenol A epoxy resin, 23 parts by mass of vinyl resin, 12 parts by mass of graphite powder, 3 parts by mass of aluminum hydroxide, 3 parts by mass of vermiculite powder, 2 parts by mass of glitter powder and 2 parts by mass of ceramic powder, the materials are uniformly mixed in a stirring mode, and the materials are stirred for 35min in a mechanical stirring mode at a stirring speed of 100 r/min.
Fifthly: and (2) forming the obtained root-like composite fiber bundles into the bionic composite material by adopting an extrusion winding method under a high-temperature condition, wherein the first layer is that the obtained root-like composite fiber bundles are uniformly paved in a hot press die according to an end-to-end staggered layout mode, the interval between adjacent fiber bundles is 3mm, the next layer of fiber bundle layout is carried out after the layer of fiber bundle layout is finished, the adjacent layers of fiber bundles are always kept to be staggered and arranged, the staggered angle is 30 degrees, the step is repeated until the thickness of the composite material required by the experiment is obtained, and then, the composite material is pressed and solidified by adopting the extrusion winding method.
Sixthly, the method comprises the following steps: and (3) putting the formed composite material into a drying box for heat treatment to solidify resin and eliminate the residual stress of the composite material. In the curing stage, the curing temperature is increased to 120 ℃ from the room temperature at the heating rate of 5 ℃/min, the temperature is kept for 110min, when the temperature reaches a set value, a torsion force with the pressure of 25MPa is applied, the torsion speed is 0.2rad/s, the torsion angle is 720 ℃, the pressure is continuously maintained, and the temperature is cooled to the room temperature along with a hot press.
Example 2
The preparation method of the twisted fiber reinforced bionic composite material comprises the following specific implementation steps:
firstly, the method comprises the following steps: and (3) weaving 8 carbon fibers by using a composite fiber bundle weaving machine, wherein the weaving lift angle is controlled to be 5 degrees, the error of the spiral lift angle measured every 150mm of the fibers is ensured not to exceed 5 degrees, and the integral angle of the fibers is ensured to be uniform.
II, secondly: winding and weaving basalt fibers on the surface of a carbon fiber bundle according to a winding angle of 60 degrees, wherein the carbon fibers and the basalt fibers are wound according to the weight ratio of 1: 5, were wound.
Thirdly, the method comprises the following steps: because the length of the basalt fiber is shorter than that of the carbon fiber, and the axial distance between the basalt fiber at the next section and the previous section is kept to be 120 mu m when the basalt fiber at the next section is wound, finally, a root-imitating arrangement mode is formed among the fibers at the tail end of each section of the basalt fiber.
Fourthly, the method comprises the following steps: twisting and enhancing the bionic fiber bundle while weaving the bionic fiber bundle, wherein the rotating speed is 0.02rad/s, the rotating angle is 360 degrees, and the mixed resin powder is adsorbed on the surface of the bionic fiber bundle by an electrostatic adsorption method to prepare the root-like bionic fiber bundle. As shown in fig. 1. In the figure, 1 is a carbon fiber bundle, and 2 is a basalt fiber. The mixed resin powder comprises 55 parts by mass of bisphenol A epoxy resin, 20 parts by mass of vinyl resin, 10 parts by mass of graphite powder, 5 parts by mass of aluminum hydroxide, 3 parts by mass of vermiculite powder, 4 parts by mass of glitter powder and 3 parts by mass of ceramic powder, the materials are uniformly mixed in a stirring mode, and the materials are stirred for 60min in a mechanical stirring mode at a stirring speed of 50 r/min.
Fifthly: and (2) forming the obtained root-like composite fiber bundles into the bionic composite material by adopting an extrusion winding method under a high-temperature condition, wherein the first layer is that the obtained root-like composite fiber bundles are uniformly paved in a hot press die according to an end-to-end staggered layout mode, the interval between adjacent fiber bundles is 1mm, the next layer of fiber bundle layout is carried out after the layer of fiber bundle layout is finished, the adjacent layers of fiber bundles are always kept to be staggered and arranged, the staggered angle is 150 degrees, the step is repeated until the thickness of the composite material required by the experiment is obtained, and then, the composite material is pressed and cured by adopting the extrusion winding method.
Sixthly, the method comprises the following steps: and (3) putting the formed composite material into a drying box for heat treatment to solidify resin and eliminate the residual stress of the composite material. In the curing stage, the curing temperature is increased to 200 ℃ from the room temperature at the heating rate of 15 ℃/min, the temperature is kept for 60min, when the temperature reaches a set value, a twisting force with the pressure of 35MPa is applied, the twisting speed is 0.06rad/s, the twisting angle is 360 ℃, the pressure is continuously maintained, and the temperature is cooled to the room temperature along with a hot press.
Example 3
The preparation method of the twisted fiber reinforced bionic composite material comprises the following specific implementation steps:
firstly, the method comprises the following steps: weaving 5 carbon fibers by a composite fiber bundle weaving machine, wherein the weaving lift angle is controlled at 25 degrees, the error of the spiral lift angle measured every 100mm of the fibers is ensured not to exceed 5 degrees, and the integral angle of the fibers is ensured to be uniform.
II, secondly: winding and weaving basalt fibers on the surface of a carbon fiber bundle according to a winding angle of 30 degrees, wherein the carbon fibers and the basalt fibers are woven according to the weight ratio of 1: the ratio of 10.
Thirdly, the method comprises the following steps: because the length of the basalt fiber is shorter than that of the carbon fiber, and the axial distance between the basalt fiber at the next section and the previous section is kept to be 200 mu m when the basalt fiber at the next section is wound, finally, a root-imitating arrangement mode is formed among the fibers at the tail end of each section of the basalt fiber.
Fourthly, the method comprises the following steps: twisting and enhancing the bionic fiber bundle while weaving the bionic fiber bundle, wherein the rotating speed is 0.02rad/s, the rotating angle is 360 degrees, and the mixed resin powder is adsorbed on the surface of the bionic fiber bundle by an electrostatic adsorption method to prepare the root-like bionic fiber bundle. As shown in fig. 1. In the figure, 1 is a carbon fiber bundle, and 2 is a basalt fiber. The mixed resin powder comprises 50 parts by mass of bisphenol A epoxy resin, 30 parts by mass of vinyl resin, 15 parts by mass of graphite powder, 3 parts by mass of aluminum hydroxide, 4 parts by mass of vermiculite powder, 4 parts by mass of glitter powder and 3 parts by mass of ceramic powder, the materials are uniformly mixed in a stirring mode, and the materials are stirred for 20min in a mechanical stirring mode at a stirring speed of 210 r/min.
Fifthly: and (2) forming the obtained root-like composite fiber bundles into a bionic composite material by adopting an extrusion winding method under a high-temperature condition, wherein the first layer is that the obtained root-like composite fiber bundles are uniformly paved in a hot press die according to an end-to-end staggered layout mode, the interval between adjacent fiber bundles is 2mm, the next layer of fiber bundle layout is carried out after the layer of fiber bundle layout is finished, the adjacent layers of fiber bundles are always kept to be staggered and arranged, the staggered angle is 60 degrees, the step is repeated until the thickness of the composite material required by the experiment is obtained, and then, the composite material is pressed and solidified by adopting the extrusion winding method.
Sixthly, the method comprises the following steps: and (3) putting the formed composite material into a drying box for heat treatment to solidify resin and eliminate the residual stress of the composite material. In the curing stage, the curing temperature is increased to 180 ℃ from the room temperature at the heating rate of 15 ℃/min, the temperature is kept for 90min, when the temperature reaches a set value, a twisting force with the pressure of 30MPa is applied, the twisting speed is 0.10rad/s, the pressure is continuously maintained at the twisting angle of 180 ℃, and the temperature is cooled to the room temperature along with a hot press.
Example 4
The preparation method of the twisted fiber reinforced bionic composite material comprises the following specific implementation steps:
firstly, the method comprises the following steps: weaving 6 carbon fibers by a composite fiber bundle weaving machine, wherein the weaving lift angle is controlled at 15 degrees, the error of the spiral lift angle measured every 120mm of the fibers is ensured not to exceed 5 degrees, and the integral angle of the fibers is ensured to be uniform.
II, secondly: winding and weaving basalt fibers on the surface of the carbon fiber bundle according to a winding angle of 40 degrees, wherein the carbon fibers and the basalt fibers are wound according to a ratio of 1: 8, were wound.
Thirdly, the method comprises the following steps: because the length of the basalt fiber is shorter than that of the carbon fiber, and the axial distance between the basalt fiber at the next section and the previous section is kept to be 150 mu m when the basalt fiber at the next section is wound, finally, a root-imitating arrangement mode is formed among the fibers at the tail end of each section of the basalt fiber.
Fourthly, the method comprises the following steps: twisting and enhancing the bionic fiber bundle while weaving the bionic fiber bundle, wherein the rotating speed is 0.08rad/s, the rotating angle is 30 degrees, and the mixed resin powder is adsorbed on the surface of the bionic fiber bundle by an electrostatic adsorption method to prepare the root-like bionic fiber bundle. As shown in fig. 1. In the figure, 1 is a carbon fiber bundle, and 2 is a basalt fiber. The mixed resin powder comprises 53 parts of bisphenol A epoxy resin, 25 parts of vinyl resin, 12 parts of graphite powder, 4 parts of aluminum hydroxide, 4 parts of vermiculite powder, 4 parts of glitter powder and 3 parts of ceramic powder in parts by mass, the materials are uniformly mixed in a stirring mode, and the materials are stirred for 40min in a mechanical stirring mode at the stirring speed of 100 r/min.
Fifthly: and (2) forming the obtained root-like composite fiber bundles into a bionic composite material by adopting an extrusion winding method under a high-temperature condition, wherein the first layer is that the obtained root-like composite fiber bundles are uniformly paved in a hot press die according to an end-to-end staggered layout mode, the interval between adjacent fiber bundles is 2mm, the next layer of fiber bundle layout is carried out after the layer of fiber bundle layout is finished, the adjacent layers of fiber bundles are always kept to be staggered and arranged, the staggered angle is 120 degrees, the step is repeated until the thickness of the composite material required by the experiment is obtained, and then, the composite material is pressed and solidified by adopting the extrusion winding method.
Sixthly, the method comprises the following steps: and (3) putting the formed composite material into a drying box for heat treatment to solidify resin and eliminate the residual stress of the composite material. In the curing stage, the curing temperature is increased to 150 ℃ from the room temperature at the heating rate of 10 ℃/min, the temperature is kept for 100min, when the temperature reaches a set value, a twisting force with the pressure of 30MPa is applied, the twisting speed is 0.10rad/s, the twisting angle is 90 ℃, the pressure is continuously maintained, and the temperature is cooled to the room temperature along with a hot press.
According to the twisted fiber reinforced bionic composite material and the preparation method thereof, the excellent performance of the basalt fiber is utilized, so that the composite material has the characteristics of high strength, corrosion resistance, high and low temperature resistance and the like, and the performance and the strength of the composite material are further effectively improved after the resin powder is electrostatically adsorbed and mixed and the fish bone imitating manner is adopted for arrangement.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims (3)

1. A twisted fiber reinforced bionic composite material is formed by stacking and pressing a plurality of layers of bionic fiber bundles simulating root systems, wherein the fiber bundles in the layers are arranged in a staggered mode, the bionic fiber bundles simulating the root systems are obtained by weaving carbon fibers and winding basalt fibers, and then the bionic fiber bundles are subjected to static adsorption through mixed resin powder;
the mixed resin powder comprises the following raw materials in parts by weight: 50-55 parts of bisphenol A epoxy resin, 20-30 parts of vinyl resin, 10-15 parts of graphite powder, 3-5 parts of aluminum hydroxide, 3-4 parts of vermiculite powder, 2-4 parts of glitter powder and 2-3 parts of ceramic powder; controlling the weaving lead angle of the carbon fiber at 5-50 degrees and ensuring that the error of the spiral lead angle measured every 80-150 mm of the fiber does not exceed 5 degrees; the carbon fiber and the basalt fiber are prepared according to the following weight ratio of 1: (5-10) winding; the axial winding distance between two adjacent basalt fibers is 120-200 mu m; the winding angle of the basalt cellulose is 30-60 degrees;
the preparation method of the twisted fiber reinforced bionic composite material is characterized by comprising the following steps of:
s1, weaving 5-10 carbon fibers by using a fiber bundle weaving machine, wherein the weaving lift angle is controlled to be 5-50 degrees, and the error of the spiral lift angle measured by the fibers every 80-150 mm is ensured not to exceed 5 degrees;
s2, winding and weaving the basalt fibers on the surface of the carbon fiber bundle according to the winding angle of 30-60 degrees, wherein the carbon fibers and the basalt fibers are woven according to the weight ratio of 1: (5-10) winding;
s3, during winding, the axial distance between the next section of basalt fiber and the previous section of basalt fiber is 120-200 mu m, and finally root-like arrangement is formed among the fibers at the tail end of each section of basalt fiber, so that a root system structure is obtained;
s4, twisting and reinforcing the bionic fiber bundle while weaving the bionic fiber bundle, wherein the rotating speed is 0.02 rad/S-0.1 rad/S, the rotating angle is 0-360 degrees, and the mixed resin powder is adsorbed on the surface of the bionic fiber bundle by an electrostatic adsorption method to prepare the root-like bionic fiber bundle;
s5, stacking and pressing a plurality of layers of bionic fiber bundles to obtain the composite material:
the pressing method of step S5 is: the first layer is that the obtained bionic fiber bundles are uniformly laid in a hot press die according to an end-to-end staggered layout mode, the interval between adjacent fiber bundles is 1-3 mm, the next layer of fiber bundle layout is carried out after the layer of fiber bundle layout is finished, the adjacent layer and layer of fiber bundles are always kept to be staggered and laid, the staggered angle is 30-150 degrees, the step is repeated until the thickness of the composite material required by the experiment is obtained, and then the composite material is pressed and cured by adopting an extrusion winding method.
2. The preparation method of the twisted fiber reinforced biomimetic composite material according to claim 1, wherein the mixed resin powder is composed of the following raw materials in parts by weight: 50-55 parts of bisphenol A epoxy resin, 20-30 parts of vinyl resin, 10-15 parts of graphite powder, 3-5 parts of aluminum hydroxide, 3-4 parts of vermiculite powder, 2-4 parts of glitter powder and 2-3 parts of ceramic powder.
3. The preparation method of the twisted fiber reinforced biomimetic composite material according to claim 2, characterized in that the curing method comprises: raising the curing temperature from room temperature to 120-200 ℃ at the temperature raising rate of 5-15 ℃/min, keeping the temperature for 60-110 min, applying the torsion force with the pressure of 25-35 MPa when the temperature reaches the set value, keeping the torsion speed at 0.06-0.2 rad/s and the torsion angle at 0-720 ℃, and continuously maintaining the pressure and cooling the pressure to the room temperature along with a hot press.
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