CN110444320A - A kind of high-strength highly-conductive fibre reinforced ALuminum matrix composite wires and preparation method thereof - Google Patents
A kind of high-strength highly-conductive fibre reinforced ALuminum matrix composite wires and preparation method thereof Download PDFInfo
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- CN110444320A CN110444320A CN201910734642.7A CN201910734642A CN110444320A CN 110444320 A CN110444320 A CN 110444320A CN 201910734642 A CN201910734642 A CN 201910734642A CN 110444320 A CN110444320 A CN 110444320A
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C47/00—Making alloys containing metallic or non-metallic fibres or filaments
- C22C47/08—Making alloys containing metallic or non-metallic fibres or filaments by contacting the fibres or filaments with molten metal, e.g. by infiltrating the fibres or filaments placed in a mould
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C49/00—Alloys containing metallic or non-metallic fibres or filaments
- C22C49/02—Alloys containing metallic or non-metallic fibres or filaments characterised by the matrix material
- C22C49/04—Light metals
- C22C49/06—Aluminium
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C49/00—Alloys containing metallic or non-metallic fibres or filaments
- C22C49/14—Alloys containing metallic or non-metallic fibres or filaments characterised by the fibres or filaments
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/0045—Cable-harnesses
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/04—Flexible cables, conductors, or cords, e.g. trailing cables
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
Abstract
The present invention provides a kind of high-strength highly-conductive fibre reinforced ALuminum matrix composite wires and preparation method thereof, belong to ALuminum matrix composite wires technical field.High-strength highly-conductive fibre reinforced ALuminum matrix composite wires provided by the invention, including carbon fiber bundle and aluminum-based matrix, the aluminum-based matrix wrap up carbon fiber bundle, and maceration is between the carbon fiber wire of carbon fiber bundle.Aluminum-based matrix is filled in high-strength highly-conductive fibre reinforced ALuminum matrix composite wires provided by the invention between the carbon fiber wire of carbon fiber bundle, carbon fiber and aluminum-based matrix are tightly combined, with high conductivity, and its excellent in mechanical performance, tensile strength is up to 114MPa, with certain bending ability, the subsequent wire and cable for being made by twisting different cross section size can be passed through.
Description
Technical field
The present invention relates to ALuminum matrix composite wires technical field more particularly to a kind of high-strength highly-conductive fibre reinforced aluminum-base composites
Conducting wire and preparation method thereof.
Background technique
High-strength highly-conductive aluminium alloy conductor is important high voltage power transmission wire material, is worldwide answered extensively from nineteen fifty
With.But aluminium alloy, there is the contradiction that high-intensitive and high conductivity cannot get both, table 1 is several frequently seen aluminium alloy conductor material
Material, wherein 1350 fine aluminium conducting wire conductivities are up to 61%IACS, but tensile strength is only 124MPa；With increase alloying element Mg
It is continuously improved with the intensity of the content of Si, aluminium alloy, but conductivity significantly reduces, by taking 6061 alloys as an example, by increasing Mg
With Si element, it is equipped with suitable heat treatment process (T6), tensile strength is up to 310MPa, but reinforcing particle excessive in matrix is deposited
Conductivity is being caused to be reduced to 40%, excessive transmission losses seriously constrains the scale application of high-strength aluminum alloy conducting wire.
The 1 Aluminium Alloys in Common Use conducting wire trade mark of table, main intensified element content and performance
Intensity is improved under the premise of keeping high conductivity, reaches the matched well of electric conductivity and mechanical property, always
It is the hot issue of electric power Material Field concern.Aluminum matrix composite provides new for the research and development of high-strength highly-conductive aluminium alloy conductor
Thinking.Using continuous carbon fibre bundle reinforced phase as sandwich layer, height leads the Metal Substrate plied timber that aluminium alloy is outer layer composition, remains aluminium
The advantage that sill density is low, electric conductivity is high, corrosion resistance and processability are good, and have very high because of the addition of carbon fiber
Intensity.Carbon fiber bundle concentrates on aluminium alloy core, to the Conductivity very little of material, therefore composite material can have both it is high-strength
Degree and high conductivity.The nineties in last century, Japan, the U.S., China successively have developed carbon fiber composite material core aluminum conductor,
Its sandwich layer be carbon fiber centered on, glass fibre coat made of single plug, periphery is twisted by multiply aluminium alloy.It is compound
Conducting wire has very strong impact resistance, tensile strength and bending stress.But composite core rod needs to have certain size and volume
Than causing compound wire rigidity height, cross section big and more difficult bending, influencing the requirement of the techniques such as coiling, twisted wire and construction.
Summary of the invention
The purpose of the present invention is to provide a kind of high-strength highly-conductive fibre reinforced ALuminum matrix composite wires and preparation method thereof, originally
High-strength highly-conductive fibre reinforced ALuminum matrix composite wires excellent in mechanical performance provided by inventing, and remain certain bending energy
Power can pass through the subsequent wire and cable for being made by twisting different cross section size.
In order to achieve the above-mentioned object of the invention, the present invention the following technical schemes are provided:
The present invention provides a kind of high-strength highly-conductive fibre reinforced ALuminum matrix composite wires, including carbon fiber bundle and aluminium base base
Body, the aluminum-based matrix wrap up carbon fiber bundle, and maceration is between the carbon fiber wire of carbon fiber bundle.
Preferably, the diameter of the high-strength highly-conductive fibre reinforced ALuminum matrix composite wires is 5~15mm.
Preferably, the volumn concentration 1~5% of the carbon fiber bundle.
Preferably, the aluminum-based matrix is aluminium alloy or metallic aluminium
The present invention also provides the preparations of the high-strength highly-conductive fibre reinforced ALuminum matrix composite wires described in above-mentioned technical proposal
Method includes the following steps:
Carbon fiber bundle is drawn and is immersed in aluminium base melt, be successively ultrasonically treated, pulse magnetic field treatment, cooled down indirectly,
It squeezes and directly cooling, obtains high-strength highly-conductive fibre reinforced ALuminum matrix composite wires.
Preferably, the ultrasonic wave direction of the ultrasonic treatment is perpendicular to the carbon fiber bundle, the power of the ultrasonic treatment
For >=300W, the time is 1~2min.
Preferably, the magnetic induction line direction of the pulse magnetic field treatment is perpendicular to the carbon fiber bundle, at the pulsed magnetic field
The frequency of reason is 1~30Hz, and pulsed magnetic field intensity is 10~40mT, and the time is 2~4min.
Preferably, the deflection of the extruding is 6~10%.
Preferably, the temperature of recirculated water used in the indirect cooling is 10~20 DEG C, indirectly the cooling time be 1~
2min；The temperature of cooling water used in the direct cooling is 10~20 DEG C, and the directly cooling time is 1~2min.
Preferably, the temperature of the aluminium base melt is 710~730 DEG C.
The present invention provides a kind of high-strength highly-conductive fibre reinforced ALuminum matrix composite wires, including carbon fiber bundle and aluminium base base
Body, the aluminum-based matrix wrap up carbon fiber bundle, and maceration is between the carbon fiber wire of carbon fiber bundle.It is provided by the invention high-strength
Height, which is led, is filled with aluminum-based matrix, carbon fiber and aluminium base between the carbon fiber wire of carbon fiber bundle in fibre reinforced ALuminum matrix composite wires
Matrix is tightly combined, and electric conductivity, and its excellent in mechanical performance can be improved, tensile strength is greater than 114MPa, and has and lead than fine aluminium
The higher bending strength of line and with flexible similar in fine aluminium conducting wire, therefore different cross section ruler can be made by twisting by subsequent
Very little wire and cable.
The present invention also provides high-strength highly-conductive fibre reinforced ALuminum matrix composite wires described in a kind of above-mentioned technical proposal
Preparation method includes the following steps: to draw carbon fiber bundle and immerse in aluminium base melt, is successively ultrasonically treated, pulsed magnetic field
Processing, indirectly cooling, extruding and directly cooling, obtain high-strength highly-conductive fibre reinforced ALuminum matrix composite wires.Preparation method letter
It is single, it is easily operated, and can realize continuous preparation, it is suitble to industrial applications.
Detailed description of the invention
Fig. 1 embodiment of the present invention prepares high-strength highly-conductive fibre reinforced ALuminum matrix composite wires equipment therefor,
Wherein 1 is carbon fiber bundle, and 2- is aluminium base melt, and 3 be registration roller, and 4 be Ultrasonic probe, and 5 be pulsed magnetic field
Device, 6 be crystallizer, and 7 be extrusion nozzle, and 8 be direct cooling-part, and 9 be traction roller, and 10 is multiple for high-strength highly-conductive fibre reinforced aluminium base
Close conducting wire；
The SEM of 1 gained high-strength highly-conductive fibre reinforced ALuminum matrix composite wires cross section of Fig. 2 embodiment schemes；
The three-point bending sample and three-point bending curve of Fig. 3 embodiment 2 and comparative example 1.
Specific embodiment
The present invention provides a kind of high-strength highly-conductive fibre reinforced ALuminum matrix composite wires, including carbon fiber bundle and aluminium base base
Body, the aluminum-based matrix wrap up carbon fiber bundle, and maceration is between the carbon fiber wire of carbon fiber bundle.
In the present invention, the diameter of the high-strength highly-conductive fibre reinforced ALuminum matrix composite wires is 5~15mm, more preferably
10mm.In the present invention, the high-strength highly-conductive fibre reinforced aluminum conductor compound wire remains certain deformability, above-mentioned
Diameter is conducive to through the subsequent wire and cable for being made by twisting different cross section size.
In the present invention, the volumn concentration of the carbon fiber bundle is preferably 1~5%；The diameter of the carbon fiber wire
Preferably 6~8 μm.
In the present invention, the aluminum-based matrix is aluminium alloy or metallic aluminium；The aluminium alloy is preferably containing Mg's and/or Si
Aluminium alloy, the preferred < 0.3wt% of the content of the Mg, the preferred < 0.2wt% of the content of the Si.
The present invention also provides high-strength highly-conductive fibre reinforced ALuminum matrix composite wires described in a kind of above-mentioned technical proposal
Preparation method includes the following steps:
Carbon fiber bundle is drawn and is immersed in aluminium base melt, be successively ultrasonically treated, pulse magnetic field treatment, cooled down indirectly,
It squeezes and directly cooling, obtains high-strength highly-conductive fibre reinforced ALuminum matrix composite wires.
In the present invention, pass through the small gas in ultrasonication, when ultrasonic wave is propagated in aluminium base melt, in liquid
Bubble (cavitation nucleus) is expanded rapidly under ultrasonication, is closed, and can release huge energy when sharply collapsing, and generates speed
The microjet of 110m/s, and high temperature and pressure is generated in local microcell.Strong cavitation is conducive to improve the wetting of Al/C system
Property, and promote molten aluminum to infiltrating inside carbon fiber；And during pulse magnetic field treatment, pulsed magnetic field generates electromagnetic force, makes aluminium base
Melt periodically repeatedly extrudes carbon fiber bundle generation, on the one hand promotes maceration process, is on the other hand formed in the melt
Electromagnetic pressure gradient makes that forced convertion occurs inside aluminium base melt, is distributed melt internal temperature and solute (i.e. alloying element)
Uniformly, infiltration effect gets a promotion；When cool down indirectly, the outer layer contacted with cooling equipment is condensed first, internal
For half curdled appearance, then being squeezed, on the one hand extrusion process promotes the combination of aluminium base melt and carbon fiber, on the other hand,
Certain deformation process effectively eliminates the casting flaws such as the stomata of interface, improves material density, complete then through directly cooling
Full solidification, to obtain high-strength highly-conductive fibre reinforced ALuminum matrix composite wires.In addition, preparation method provided by the present invention can be real
High-strength highly-conductive fibre reinforced ALuminum matrix composite wires are now continuously prepared, industrialized production is suitble to.
In the present invention, the ultrasonic wave direction of the ultrasonic treatment is preferably perpendicular to the carbon fiber bundle, at the ultrasound
The power of reason is preferably >=300W, and the time (i.e. time of the carbon fiber bundle Jing Guo sonication areas) is preferably 1~2min；It is described
The frequency of ultrasonic treatment is preferably 20kHz；The Ultrasonic probe of ultrasonic device used in the ultrasonic treatment and the carbon fiber bundle
Vertical range be preferably 10~20mm.Under the cooperation of above-mentioned ultrasonic power and time, the maceration effect of the aluminium base melt
It is optimal.
In the present invention, the magnetic induction line direction of the pulse magnetic field treatment is preferably perpendicular to the carbon fiber bundle, the arteries and veins
The frequency for rushing magnetic field processing is preferably 1~30Hz, and the intensity of the pulse magnetic field treatment is preferably 10~40mT, time (i.e. carbon
Fibre bundle passes through the time in pulse magnetic field treatment region) it is preferably 2~4min.In embodiments of the present invention, above-mentioned in order to obtain
The frequency and intensity of magnetic field processing, capacitor discharge voltage used in the pulse magnetic field treatment are preferably 700V, pulsed magnetic field hair
Raw device coil turn is preferably 80, and pulse pulsewidth is preferably 0.5~5ms, and pulse power is preferably 0.5~5kW.In pulse
In a cycle of magnetic field processing, aluminium base melt will receive the mangneto pressure effect for being directed toward carbon fiber bundle direction first, so that aluminium
Base melt generates extruding to it from carbon fiber bundle surrounding, and then, electromagnetic pinch force disappears, and mangneto pulling force occurs, and aluminium base melt exists
It is upheld under the action of pulling force, such aluminium base melt periodically repeatedly extrudes carbon fiber bundle generation, promotes maceration mistake
The generation of journey.
In the present invention, the indirect cooling carries out preferably in cooler crystallizer, and it is preferable to use follow for the indirect cooling
Ring water is cooling, and cooling time indirectly (i.e. carbon fiber bundle pass through cooled region time) is preferably 1~2min, between described
Connecing cooling water flow is preferably 30~50L/h；The temperature of the recirculated water is preferably 10~20 DEG C；In the present invention, indirectly
Cooling can make the aluminium base melt scull in crystallizer, form the shell with some strength, and guarantee can continuously be drawn, simultaneously
Since internal aluminium base melt is still liquid, be conducive to the further maceration of aluminium base melt during subsequent extrusion.
In the present invention, the deflection of the extrusion process is preferably 6~10%.In the present invention, above-mentioned deflection can
With while guaranteeing that carbon fiber bundle keeps complete, is not broken, non-maceration region is preferably filled；Meanwhile carbon fiber
Without apparent interface between silk and aluminum substrate, remained without apparent hole (layering) defect.
In the present invention, the directly cooling mode is preferably water-spraying control, cooling water used in the direct cooling
Temperature is preferably 10~20 DEG C, and directly the cooling time is preferably 1~2min.In the present invention, direct cooling can make compound
Material cools down rapidly, solidifies completely.
In the present invention, the rate of the traction is preferably 30~60mm/min.In the present invention, above-mentioned draw-down rate can
Obtain higher yield rate.
In the present invention, the temperature of the aluminium base melt is preferably 50~80 DEG C of the fusing point of aluminum-based matrix or more, in this hair
In bright embodiment, when the aluminum-based matrix is metallic aluminium, the temperature of the aluminium base melt is preferably 710~730 DEG C.In this hair
In bright, the aluminium base melt keeps the condition of high temperature to be conducive to the effect of giving full play to ultrasound and pulsed magnetic field, promotes aluminium base melt
Maceration carbon fiber bundle.
The present invention to realizing that device used in above-mentioned preparation method is not particularly limited, can the above-mentioned technique of embodiment be
Can, in embodiments of the present invention, it is preferred to use device shown in FIG. 1 prepares high-strength highly-conductive fibre reinforced ALuminum matrix composite wires,
As shown in Figure 1, described device include registration roller 3, it is Ultrasonic probe 4, pulsed magnetic generator 5, crystallizer 6, extrusion nozzle 7, straight
Connect cooling-part 8, traction roller 9.In the device use process, traction roller draws carbon fiber bundle stepping, and carbon fiber bundle 1 is being drawn
Enter aluminium base melt 2 under the draw of roller, Ultrasonic probe is arranged in parallel with carbon fiber bundle, so that the direction of ultrasonic wave and carbon
Fibre bundle is vertical, is ultrasonically treated to carbon fiber bundle, makes aluminium base melt maceration carbon fiber bundle, is then converted to after located roller
The direction vertical with Ultrasonic probe, pulse magnetic field treatment region is stepped under draw, and (i.e. pulsed magnetic generator is corresponding
Place), after pulse magnetic field treatment, inside the further maceration to carbon fiber bundle of aluminium base melt, subsequently into crystallizer carry out
Indirectly cooling, the part that material outer is contacted with crystallizer takes the lead in solidifying, when pulling out crystallizer, outside composite wire
Solidify shelling, but it is internal keep semisolid, then the deformation of small scale, the process of extruding occur for material under the action of extrusion nozzle
On the one hand promote the combination of aluminum-based matrix and carbon fiber, on the other hand certain deformation process effectively eliminates the stomata etc. of interface
Casting flaw, improves material density, and extruding and discharging carries out directly cooling (specially spray water in embodiments of the present invention cold
But), high-strength highly-conductive fibre reinforced ALuminum matrix composite wires are obtained.
Below with reference to embodiment to a kind of high-strength highly-conductive fibre reinforced ALuminum matrix composite wires provided by the invention and its system
Preparation Method is described in detail, but they cannot be interpreted as limiting the scope of the present invention.
Embodiment 1
High-strength highly-conductive fibre reinforced ALuminum matrix composite wires are prepared using device shown in FIG. 1, it will be by 3000 single straights
The carbon fiber bundle for the carbon fiber wire composition that 7 μm of diameter immerses 720 DEG C of molten aluminum at draw (draw-down rate 36mm/min)
In, it is ultrasonically treated, Ultrasonic probe is 10mm at a distance from carbon fiber bundle, and the power of ultrasonic treatment is 300W, and frequency is
20kHz, the length of supersonic region are 60mm, and carbon fiber bundle is 1.67min by the time of supersonic region；Carbon fiber bundle is being drawn
Under effect, reach registration roller, switch to the direction vertical with Ultrasonic probe, subsequently into pulse magnetic field treatment region, carries out arteries and veins
Magnetic field processing is rushed, the frequency of pulse magnetic field treatment is 5Hz, and pulse pulsewidth is 2ms, generates pulse current peak 500A, magnetic field
Intensity 40mT, the time by pulse magnetic field treatment region are 4min；After the completion of pulse magnetic field treatment, carbon fiber bundle is made in traction
Enter crystallizer with lower, cooled down, the temperature of cooling water is 15 DEG C, and the water flow in crystallizer is 40L/h, by crystallization
The time of device is 2min, has formed scull outside composite material at this time, without completely cooling, the carbon fiber bundle is being led for inside
Enter extrusion nozzle under the action of gravitation, squeezed, compressional deformation amount is 8%；With 15 DEG C of water to from extrusion nozzle come out
It forms compound wire directly cool down, the cooling time is 2min；After cooling, the high-strength highly-conductive carbon fiber of diameter 10mm is obtained
Enhance ALuminum matrix composite wires.
The SEM figure for testing high-strength highly-conductive fibre reinforced ALuminum matrix composite wires cross section obtained by the present embodiment, as a result such as Fig. 2
Shown, aluminum substrate is sufficient filling between the fiber filament of carbon fiber bundle in conducting wire obtained by the present embodiment as shown in Figure 2, is not had in conducting wire
There is gap.
Embodiment 2
High-strength highly-conductive fibre reinforced ALuminum matrix composite wires are prepared using the method for embodiment 1, the difference is that used
Carbon fiber bundle is the carbon fiber bundle for the carbon fiber wire composition that 20,000 diameters are 7 μm.
High-strength highly-conductive fibre reinforced obtained by the present embodiment is tested according to method disclosed in standard No. GB/T228.1-2010
The tensile strength of ALuminum matrix composite wires, result 114MPa.
Comparative example 1
The fine aluminium conducting wire that diameter is 10mm is prepared under the same terms.
The tensile strength of fine aluminium conducting wire obtained by this comparative example is tested according to method disclosed in standard No. GB/T228.1-2010,
It as a result is 65MPa.
It is curved to 3 points of embodiment 2 and 1 gained conducting wire of comparative example progress according to method disclosed in standard No. GB/T232-2010
Song test, gained three-point bending sample and three-point bending curve are as shown in figure 3, wherein (a) is gained three-point bending sample, (b)
For gained buckling curve.It, can by (a) it is found that compound wire obtained by the present embodiment has flexible similar with fine aluminium conducting wire
It is coiled, the operation such as twisted wire；By (b) it is found that 2 gained compound wire of embodiment and 1 gained fine aluminium conducting wire of comparative example have more
High bending strength, certain bending strength can avoid leading as caused by bending in conducting wire use process to a certain extent
Line loss is bad.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (10)
1. a kind of high-strength highly-conductive fibre reinforced ALuminum matrix composite wires, which is characterized in that including carbon fiber bundle and aluminum-based matrix, institute
It states aluminum-based matrix to wrap up carbon fiber bundle, and maceration is between the carbon fiber wire of carbon fiber bundle.
2. high-strength highly-conductive fibre reinforced ALuminum matrix composite wires according to claim 1, which is characterized in that the high-strength height
The diameter for leading fibre reinforced ALuminum matrix composite wires is 5~15mm.
3. high-strength highly-conductive fibre reinforced ALuminum matrix composite wires according to claim 1 or 2, which is characterized in that the carbon
The volumn concentration of fibre bundle is 1~5%.
4. high-strength highly-conductive fibre reinforced ALuminum matrix composite wires according to claim 1 or 2, which is characterized in that the aluminium
Base matrix is aluminium alloy or metallic aluminium.
5. the preparation method of the described in any item high-strength highly-conductive fibre reinforced ALuminum matrix composite wires of Claims 1 to 4, feature
It is, includes the following steps:
Carbon fiber bundle is drawn and is immersed in aluminium base melt, is successively ultrasonically treated, pulse magnetic field treatment, indirectly cooling, extruding
With directly cooling, high-strength highly-conductive fibre reinforced ALuminum matrix composite wires are obtained.
6. preparation method according to claim 5, which is characterized in that the ultrasonic wave direction of the ultrasonic treatment is perpendicular to institute
Carbon fiber bundle is stated, the power of the ultrasonic treatment is >=300W, and the time is 1~2min.
7. preparation method according to claim 5, which is characterized in that the magnetic induction line direction of the pulse magnetic field treatment is vertical
In the carbon fiber bundle, the frequency of the pulse magnetic field treatment is 1~30Hz, and magnetic field strength is 10~40mT, the time is 2~
4min。
8. preparation method according to claim 5, which is characterized in that the deflection of the extruding is 6~10%.
9. preparation method according to claim 5, which is characterized in that the temperature of recirculated water used in the indirect cooling is 10
~20 DEG C, the cooling time is 1~2min indirectly；The temperature of cooling water used in the direct cooling is 10~20 DEG C, directly cold
But time is 1~2min.
10. preparation method according to claim 5, which is characterized in that the temperature of the aluminium base melt is aluminum-based matrix
More than fusing point 50~80 DEG C.
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| CN112885518A (en) * | 2021-01-13 | 2021-06-01 | 上海榕融新材料科技有限公司 | Continuous alumina fiber reinforced aluminum-based cable core and preparation method and equipment thereof |
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| CN103540873A (en) * | 2013-09-23 | 2014-01-29 | 南昌航空大学 | Liquid-state near-net forming method and device for continuous carbon fiber enhanced aluminum-based composite material |
| CN104517674A (en) * | 2013-10-08 | 2015-04-15 | 国家电网公司 | Aluminum-based carbon fiber composite core wire |
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| CN108559928A (en) * | 2018-01-30 | 2018-09-21 | 沈阳工业大学 | Ultrasonic vibration combination directional solidification prepares carbon fiber aluminum composite device and method |
| CN108546892A (en) * | 2018-05-25 | 2018-09-18 | 武汉理工大学 | A kind of electromagnetic pulse forming device and method of aluminum base carbon fiber enhancing composite material |
| JP2018171933A (en) * | 2018-07-02 | 2018-11-08 | 株式会社神戸製鋼所 | Aluminum composite material, composite structure and its manufacturing method |
| CN108866457A (en) * | 2018-07-11 | 2018-11-23 | 河北工业职业技术学院 | A kind of preparation method of continuous carbon fibre reinforced aluminum matrix composites |
| CN109338254A (en) * | 2018-12-21 | 2019-02-15 | 太原科技大学 | A kind of continuous carbon fibre enhancing aluminium base structural slab casting molding equipment and method |
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| CN112885518A (en) * | 2021-01-13 | 2021-06-01 | 上海榕融新材料科技有限公司 | Continuous alumina fiber reinforced aluminum-based cable core and preparation method and equipment thereof |
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