CN108277376A - Graphene composite material preparation method - Google Patents
Graphene composite material preparation method Download PDFInfo
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- CN108277376A CN108277376A CN201810304490.2A CN201810304490A CN108277376A CN 108277376 A CN108277376 A CN 108277376A CN 201810304490 A CN201810304490 A CN 201810304490A CN 108277376 A CN108277376 A CN 108277376A
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/10—Alloys containing non-metals
- C22C1/1036—Alloys containing non-metals starting from a melt
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D13/00—Centrifugal casting; Casting by using centrifugal force
- B22D13/10—Accessories for centrifugal casting apparatus, e.g. moulds, linings therefor, means for feeding molten metal, cleansing moulds, removing castings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D19/00—Casting in, on, or around objects which form part of the product
- B22D19/16—Casting in, on, or around objects which form part of the product for making compound objects cast of two or more different metals, e.g. for making rolls for rolling mills
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D27/00—Treating the metal in the mould while it is molten or ductile ; Pressure or vacuum casting
- B22D27/006—Treating the metal in the mould while it is molten or ductile ; Pressure or vacuum casting by using reactive gases
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D27/00—Treating the metal in the mould while it is molten or ductile ; Pressure or vacuum casting
- B22D27/18—Measures for using chemical processes for influencing the surface composition of castings, e.g. for increasing resistance to acid attack
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
- C01B3/02—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen
- C01B3/22—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen by decomposition of gaseous or liquid organic compounds
- C01B3/24—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen by decomposition of gaseous or liquid organic compounds of hydrocarbons
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/10—Alloys containing non-metals
- C22C1/1036—Alloys containing non-metals starting from a melt
- C22C1/1047—Alloys containing non-metals starting from a melt by mixing and casting liquid metal matrix composites
Abstract
The invention discloses a kind of graphene composite material preparation methods, are related to the preparation method technical field of graphene composite material.The method carries out the preparation of graphene Metal Substrate multilayer materials by way of repeatedly centrifuging solidification, and preparation time is short, and low energy consumption, and Preparation equipment price is low, is conducive to mass produce and promote.
Description
Technical field
The present invention relates to grapheme material technical field more particularly to a kind of graphene composite material preparation methods.
Background technology
Graphene is a kind of two-dimentional carbon nanomaterial being made of carbon atom, has excellent physics characteristic, in material
Science, information science, the energy, biological medicine etc. are with a wide range of applications, it is considered to be a kind of future is revolutionary
Material.Graphene is one of highest material of known strength, but also has good toughness, therefore is to prepare high-strength new material
Prefered method.Common graphene composite material has：Graphene-nano composition, graphene polymer composite wood
Material, graphene-carbon-based material composite material and graphene-metal-base composites etc..The thermal conductivity of graphene superelevation, addition exist
In metallic matrix, composite materials property can improved simultaneously, improving the thermal conductivity of metal-base composites.Usual stone
Black alkene-metal-base composites is mainly prepared in the way of vapor deposition etc..But preparation time is long, high energy consumption, Preparation equipment
Costliness is unfavorable for mass producing.
Invention content
The technical problem to be solved by the present invention is to how to provide a kind of preparation time is short, energy consumption is small, it is at low cost, be conducive to
The graphene composite material preparation method of large-scale production.
In order to solve the above technical problems, the technical solution used in the present invention is：A kind of graphene composite material preparation side
Method, it is characterised in that include the following steps：
S101：Base metal material is added in the melting kettle of smelting and pouring system, and controls the work of melting heater and carry out
Melting will differ from another element bar of base metal material according to the displays temperature of thermocouple after reaching design temperature T1
It is added in melting kettle so that bath composition is C1 in melting kettle；By controlling melt control valve in smelting and pouring system
Door is opened, and the melt of fusing is poured by melt running channel in horizontally disposed centrifugal casting mould, melt control valve door is then shut off,
Melt forms tubular form under the action of the centrifugal force of centrifugal casting mould；
S102：It is heated simultaneously to the melt in it by controlling centrifugal casting mould heater, and red by first in centrifugal casting mould
Outer temperature measurer and the second infrared radiation thermometer carry out thermometric to the melt in it, then inject methane gas by reaction gas injection pipe
Body, bath surface of the methane gas in centrifugal casting mould are decomposed into carbon and hydrogen, and part carbon enters molten in centrifugal casting mould
Bath surface in body, and in centrifugal casting mould forms graphene layer；Close reaction gas injection pipe；Then infrared according to first
The temperature of temperature measurer and the second infrared radiation thermometer controls the melt solidification in centrifugal casting mould；It is multiple to form 1 layer graphene-alloy
Condensation material layer；
S103：It is formed in a layer graphene, and after the first layer melt solidification in centrifugal casting mould, will differ from base metal material
Another element bar be added in melting kettle so that in melting kettle bath composition be C2, according to thermocouple measure temperature
Degree after reaching design temperature T2, is then opened by controlling melt control valve door, the melt of fusing is poured by melt running channel
In horizontally disposed centrifugal casting mould, it is then shut off melt control valve door, melt forms tubular form under the influence of centrifugal force；
S104：It is heated simultaneously to the melt in centrifugal casting mould by controlling centrifugal casting mould heater, passes through the first infrared radiation thermometer
The temperature shown with the second infrared radiation thermometer carries out computer heating control to melt, it is desirable that melt solidification point at this time is less than last layer
The solidification point of metal bath；Then methane gas is injected by reaction gas injection pipe；Gold of the methane gas in centrifugal casting mould
Belong to layer surface and be decomposed into carbon and hydrogen, part carbon enters in the melt in centrifugal casting mould, and the melt in centrifugal casting mould
Surface forms second layer graphene layer；Then according to the temperature of the first infrared radiation thermometer and the second infrared radiation thermometer, control centrifugation
Melt solidification in casting mold；Form 2 layer graphenes-alloy composite materials layer；
S105：The step of repeating above-mentioned S103-S104 so that bath composition reaches Cn in melting kettle, and design alloy system is most
Low temperature reaches Tn, after forming n-th layer graphene-alloy composite materials layer, by controlling the power of centrifugal casting mould heater, from
Composite layer in heart casting mold is in the case where centrifugation rotates, the cooling graphene-alloy composite materials layer prepared so that first
The temperature that infrared radiation thermometer and the second infrared radiation thermometer measure reduces Δ T, then repeatedly step S101, and base metal material is added
It is added in melting kettle so that bath composition returns to most C1 in melting kettle, while design temperature is restored to T1- Δ T, will melt
Body is directly injected into centrifugal casting mould, is directly solidified as solid, is filled with the (n+1)th layer graphene of methanogenesis-alloy composite materials layer；
Then step S103 is repeated so that bath composition is C2, design temperature T2 in melting kettle, in melt injection centrifugal casting mould,
It is then charged with methane, forms the n-th+2 layer graphenes-alloy composite materials layer；
S106：Step S105 is repeated until forming 2n layer graphenes-alloy composite materials layer；
S107：It repeats above procedure and forms graphene-metal-base composites with multi-layer structure.
Further technical solution is：The base metal material is nickel, another element bar of addition（2）System
It is copper to make material, and n=10, C1=Ni (10at.%Cu), T1 is 1440 DEG C；C2=Ni (20at.%Cu), T2 are 1410 DEG C；C3=Ni
(30at.%Cu), T3 are 1380 DEG C；C4=Ni (40at.%Cu), T4 are 1350 DEG C；C5=Ni (50at.%Cu), T5 are 1315 DEG C；
C6=Ni (60at.%Cu), T6 are 1280 DEG C；C7=Ni (70at.%Cu), T7 are 1235 DEG C；C8=Ni (80at.%Cu), T8 are
1190℃；C9=Ni (90at.%Cu), T9 are 1140 DEG C；ΔT=200℃.
Further technical solution is：The base metal material is copper, the making of another element bar of addition
Material is aluminium, and n=4, C1=Cu (5at.%Al), T1 is 1080 DEG C；C2=Cu (10at.%Al), T2 are 1070 DEG C；C3=Cu
(15at.%Al), T3 are 1050 DEG C；C4=Cu (17at.%Al), T4 are 1032 DEG C；ΔT=200℃.
Further technical solution is：It is poured by the melt interval of various concentration, interval forms graphene layer, to control
The number of plies n of graphene and metal alloy layer processed；It is each spaced the quality of the melt poured into centrifugal casting mould by control to control
The thickness h of every layer of metal.
Further technical solution is：The melt that the centrifugal casting mould heater is used to prevent from pouring into solidifies, and uses simultaneously
In the temperature for controlling the melt in centrifugal casting mould.
Further technical solution is：It is poured by the melt interval of various concentration, interval forms graphene layer, to control
The number of plies n of graphene and metal alloy layer processed；It is each spaced the quality of the melt poured into centrifugal casting mould by control to control
The thickness h of every layer of metal.
Further technical solution is：The melt that the centrifugal casting mould heater is used to prevent from pouring into solidifies, and uses simultaneously
In the temperature for controlling the melt in centrifugal casting mould.
It is using advantageous effect caused by above-mentioned technical proposal：The method carries out stone by way of centrifuging and solidifying
The preparation of black alkene-metal-base composites, preparation time is short, and low energy consumption, and Preparation equipment price is low, be conducive to large-scale production and
It promotes.
Description of the drawings
The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.
Fig. 1 is the structural schematic diagram of described device of the embodiment of the present invention；
Fig. 2 is the single wall schematic cross-sectional view for the composite material that the embodiment of the present invention is prepared by the method；
Wherein：1, thermocouple；2, another element bar；3, melting casting system；3-1, melting kettle；3-2, melting heater；
3-3, melt instill pipe；3-4, melt control valve door；4, melt；5, melt running channel；6, centrifugal casting mould baffle；7, centrifugal casting mould；
8, centrifugal casting mould heater；9, reaction gas injection pipe；10, the melt in centrifugal casting mould；11, the conjunction solidified in centrifugal casting mould
Gold；12 first infrared radiation thermometers；13：Graphene layer；14 second infrared radiation thermometers.
Specific implementation mode
With reference to the attached drawing in the embodiment of the present invention, technical solution in the embodiment of the present invention carries out clear, complete
Ground describes, it is clear that described embodiment is only a part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Many details are elaborated in the following description to facilitate a thorough understanding of the present invention, still the present invention can be with
Implemented different from other manner described here using other, those skilled in the art can be without prejudice to intension of the present invention
In the case of do similar popularization, therefore the present invention is not limited by following public specific embodiment.
As shown in Figure 1, the embodiment of the invention discloses a kind of graphene composite material preparation facilities, including melting pours note
System 3, melt running channel 5, centrifugal casting mould 7, centrifugal casting mould baffle 6, centrifugal casting mould heater 8, reaction gas injection pipe 9, first
Infrared radiation thermometer 12 and the second infrared radiation thermometer 14.The melting pours injection system 3 for base metal material and another
Kind element bar 2 is heated, its fusing is made.The melt that the melting pours injection system 3 instills the outlet of pipe 3-3 positioned at described
The upside of melt running channel 5, the melt running channel 5 are obliquely installed, and one end of the horizontally disposed centrifugal casting mould 7 in its lower end is opened
In mouthful, the melt that the melting pours the fusing of injection system 3 is transferred to by the melt running channel 5 in the centrifugal casting mould 7.
The circular centrifugal casting mould baffle 6 that radially direction extends is provided in the both ends open of the centrifugal casting mould 7,
The periphery of the centrifugal casting mould 7 is provided with centrifugal casting mould heater 8, and the centrifugal casting mould heater 8 is used for in centrifugal casting mould 7
Melt and reaction gas heated.First infrared radiation thermometer, 12 and second infrared radiation thermometer 14 is located at the centrifugal casting
The left and right sides of type 7, the temperature for measuring melt in centrifugal casting mould 7 are surveyed by described two infrared radiation thermometers into trip temperature
Amount can improve the accuracy of temperature measurement.
One end of the reaction gas injection pipe 9 extends in the centrifugal casting mould 7 between two infrared radiation thermometers（It is close
The intermediate position of the centrifugal casting mould 7 can make the reaction gas being filled with escape to both ends, keep reaction more abundant）.The centrifugal casting
The outside of type 7 is provided with driving device and control device, and the driving device is for described in driving under control of the control means
Centrifugal casting mould 7 rotates, and first infrared radiation thermometer, 12 and second infrared radiation thermometer 14 and the signal of the control device input
End connection, the control device are used to control institute according to the temperature that the first infrared radiation thermometer 12 and the second infrared radiation thermometer 14 measure
Centrifugal casting mould heater is stated to work.
Further, as shown in Figure 1, the melting pour injection system 3 include melting kettle 3-1, melting heater 3-2,
Melt instills pipe 3-3 and melt control valve door 3-4.The melting heater 3-3 is located at outside the melting kettle 3-1, is used for
Material in the melting kettle 3-1 is heated, the thermocouple 1 is located in the melting kettle 3-1, for measuring melting
Temperature in crucible 3-1.The upper end that the melt instills pipe 3-3 is connected with the melting kettle 3-1, and the melt instills pipe
The lower end of 3-3 is located on the melt running channel 6.The signal output end of the thermocouple 1 and the signal of the control device input
End connection, the temperature value that the control device is used to be measured according to thermocouple control the crucible heater and are heated.
Further, furnace body can also be arranged in the outside of described device, and the furnace body is for making described device and extraneous ring
Border is completely cut off.
The invention also discloses a kind of graphene composite material preparation method, the method uses device described above, institute
The method of stating includes the following steps：
S101：Base metal material is added in the melting kettle 3-1 of smelting and pouring system 3, and controls melting heater 3-2 works
Make carry out melting, the another kind of base metal material will differ from after reaching design temperature T1 according to the displays temperature of thermocouple 1
Element bar 2 is added in melting kettle 3-1 so that bath composition is C1 in melting kettle 3-1；By controlling smelting and pouring system
Melt control valve door 3-4 is opened in system 3, and the melt of fusing is poured by melt running channel 5 in horizontally disposed centrifugal casting mould 7,
It is then shut off melt control valve door 3-4, melt forms tubular form under the action of the centrifugal force of centrifugal casting mould 7；
S102：It is heated simultaneously to the melt in it by controlling centrifugal casting mould heater 8, and passes through first in centrifugal casting mould 7
Infrared radiation thermometer 12 and the second infrared radiation thermometer 14 carry out thermometric to the melt in it, then pass through 9 note of reaction gas injection pipe
Enter methane gas, melt 10 surface of the methane gas in centrifugal casting mould is decomposed into carbon and hydrogen, and part carbon enters centrifugation
10 surface of melt in melt 10 in casting mold, and in centrifugal casting mould forms graphene layer 13, closes reaction gas injection pipe
9；Then according to the temperature of the first infrared radiation thermometer 12 and the second infrared radiation thermometer 14, the melt 10 controlled in centrifugal casting mould is solidifying
Gu forming 1 layer graphene-alloy composite materials layer；
S103：It is formed in a layer graphene, and after the solidification of first layer melt 10 in centrifugal casting mould 7, will differ from base metal
Another element bar 2 of material is added in melting kettle 3-1 so that bath composition is C2 in melting kettle 3-1, according to heat
Even 1 temperature measured after reaching design temperature T2, is then opened by controlling melt control valve door 3-4, the melt of fusing is led to
It crosses melt running channel 5 to pour into horizontally disposed centrifugal casting mould 7, is then shut off melt control valve door 3-4, work of the melt in centrifugal force
With lower formation tubular form；
S104：It is heated simultaneously to the melt in centrifugal casting mould by controlling centrifugal casting mould heater 8, passes through the first infrared radiation thermometer
12 and second infrared radiation thermometer 14 show temperature give melt carry out computer heating control, it is desirable that melt solidification point at this time is less than
The solidification point of one layer of metal bath；Then methane gas is injected by reaction gas injection pipe 9；Methane gas is in centrifugal casting mould
10 surface of metal layer be decomposed into carbon and hydrogen, part carbon enters in the melt 10 in centrifugal casting mould, and in centrifugal casting mould
In 10 surface of melt form second layer graphene layer 13；Then according to the first infrared radiation thermometer 12 and the second infrared radiation thermometer 14
Temperature, control centrifugal casting mould in melt 10 solidify, formed 2 layer graphenes-alloy composite materials layer；
S105：The step of repeating above-mentioned S103-S104 so that bath composition reaches Cn in melting kettle 3-1, designs alloy system
Minimum temperature reaches Tn, after forming n-th layer graphene-alloy composite materials layer, by the work(for controlling centrifugal casting mould heater 8
Rate, in the case where centrifugation rotates, the cooling graphene-alloy composite materials layer prepared makes the composite layer in centrifugal casting mould
The temperature that measures of the first infrared radiation thermometer 12 and the second infrared radiation thermometer 14 reduces Δ T, then repeatedly step S101, by main body
Metal material is added into melting kettle 3-1 so that bath composition returns to most C1, while design temperature in melting kettle 3-1
Restore to T1- Δ T, melt is directly injected into centrifugal casting mould 7, solid is directly solidified as, is filled with (n+1)th layer of graphite of methanogenesis
Alkene-alloy composite materials layer；Then step S103 is repeated so that bath composition is C2 in melting kettle 3-1, and design temperature is
T2, melt inject in centrifugal casting mould 7, are then charged with methane, form the n-th+2 layer graphenes-alloy composite materials layer；
S106：Step S105 is repeated until forming 2n layer graphenes-alloy composite materials layer；
S107：The process for repeating the above S101-S106 forms graphene-metal-base composites with multi-layer structure, and Fig. 2 is
The single wall schematic cross-sectional view of the composite material.
It should be noted that the fusing point of alloy should be less than preceding primary solidified after another element bar 2 of addition
The fusing point of metal, since in addition another kind element bar 2, the solidification point of alloy reduces, therefore the gold that last layer has solidified
Category will not be completely melt, and can guarantee that graphene layer is not destroyed.
Preferably, in the present embodiment, the base metal material is nickel, the making material of another element bar 2 of addition
Material is copper, and n=10, C1=Ni (10at.%Cu), T1 is 1440 DEG C；C2=Ni (20at.%Cu), T2 are 1410 DEG C；C3=Ni
(30at.%Cu), T3 are 1380 DEG C；C4=Ni (40at.%Cu), T4 are 1350 DEG C；C5=Ni (50at.%Cu), T5 are 1315 DEG C；
C6=Ni (60at.%Cu), T6 are 1280 DEG C；C7=Ni (70at.%Cu), T7 are 1235 DEG C；C8=Ni (80at.%Cu), T8 are
1190℃；C9=Ni (90at.%Cu), T9 are 1140 DEG C；ΔT=200℃.
Preferably, in the present embodiment, the base metal material is copper, the making material of another element bar 2 of addition
Material is aluminium, and n=4, C1=Cu (5at.%Al), T1 is 1080 DEG C；C2=Cu (10at.%Al), T2 are 1070 DEG C；C3=Cu(15at.%
Al), T3 is 1050 DEG C；C4=Cu (17at.%Al), T4 are 1032 DEG C；ΔT=200℃.
Further, the method is poured by the melt interval of various concentration, and interval forms graphene layer, to control stone
The number of plies n of black alkene and metal alloy layer；It is every to control each to be spaced the quality of the melt 10 poured into centrifugal casting mould by control
The thickness h of layer metal.The melt that the centrifugal casting mould heater 8 is used to prevent from pouring into solidifies, while for controlling centrifugal casting mould
In melt 10 temperature.
To sum up, described device and method carry out the preparation of graphene-metal-base composites by way of centrifugation, prepare
Time is short, and low energy consumption, and Preparation equipment price is low, is conducive to mass produce and promote.
Claims (5)
1. a kind of graphene composite material preparation method, it is characterised in that include the following steps：
S101：Smelting and pouring system is added in base metal material（3）Melting kettle（3-1）In, and control melting heater
（3-2）Work carries out melting, according to thermocouple（1）Displays temperature will differ from base metal material after reaching design temperature T1
Another element bar（2）It is added to melting kettle（3-1）In so that melting kettle（3-1）Middle bath composition is C1；Pass through
Control smelting and pouring system（3）Middle melt control valve door（3-4）It opens, the melt of fusing is passed through into melt running channel（5）Pour into water
The centrifugal casting mould of flat setting（7）In, it is then shut off melt control valve door（3-4）, melt is in centrifugal casting mould（7）Centrifugal force work
With lower formation tubular form；
S102：Simultaneously by controlling centrifugal casting mould heater（8）To the melt heating in it, and pass through centrifugal casting mould（7）Interior
First infrared radiation thermometer（12）With the second infrared radiation thermometer（14）Thermometric is carried out to the melt in it, is then noted by reaction gas
Enter pipe（9）Inject methane gas, melt of the methane gas in centrifugal casting mould（10）Surface is decomposed into carbon and hydrogen, part carbon member
Element enters the melt in centrifugal casting mould（10）In, and the melt in centrifugal casting mould（10）Surface forms graphene layer（13）；It closes
Close reaction gas injection pipe（9）；Then according to the first infrared radiation thermometer（12）With the second infrared radiation thermometer（14）Temperature, control
Melt in centrifugal casting mould（10）Solidification；Form 1 layer graphene-alloy composite materials layer；
S103：It is formed in a layer graphene, and centrifugal casting mould（7）In first layer melt（10）After solidification, main body will differ from
Another element bar of metal material（2）It is added to melting kettle（3-1）In so that melting kettle（3-1）Middle bath composition
For C2, according to thermocouple（1）The temperature of measurement, after reaching design temperature T2, then by controlling melt control valve door（3-4）It beats
It opens, the melt of fusing is passed through into melt running channel（5）Pour into horizontally disposed centrifugal casting mould（7）In, it is then shut off melt control valve
Door（3-4）, melt forms tubular form under the influence of centrifugal force；
S104：Simultaneously by controlling centrifugal casting mould heater（8）To the melt heating in centrifugal casting mould, pass through the first infrared measurement of temperature
Instrument（12）With the second infrared radiation thermometer（14）The temperature of display carries out computer heating control to melt, it is desirable that melt solidification point at this time is wanted
Less than the solidification point of last layer metal bath；Then pass through reaction gas injection pipe（9）Inject methane gas；Methane gas from
Metal layer in heart casting mold（10）Surface is decomposed into carbon and hydrogen, and part carbon enters the melt in centrifugal casting mould（10）In,
And the melt in centrifugal casting mould（10）Surface forms second layer graphene layer（13）；Then according to the first infrared radiation thermometer（12）
With the second infrared radiation thermometer（14）Temperature, control centrifugal casting mould in melt（10）Solidification；Form 2 layer graphenes-alloy
Composite layer；
S105：The step of repeating above-mentioned S103-S104 so that melting kettle（3-1）Middle bath composition reaches Cn, designs alloy body
It is that minimum temperature reaches Tn, after forming n-th layer graphene-alloy composite materials layer, by controlling centrifugal casting mould heater（8）'s
Power, the composite layer in centrifugal casting mould is in the case where centrifugation rotates, the cooling graphene-alloy composite materials layer prepared,
Make the first infrared radiation thermometer（12）With the second infrared radiation thermometer（14）The temperature of measurement reduces Δ T, then repeatedly step S101,
Base metal material is added into melting kettle（3-1）In so that melting kettle（3-1）Middle bath composition returns to most C1, together
When design temperature restore to T1- Δ T, melt is directly injected into centrifugal casting mould（7）In, it is directly solidified as solid, is filled with methane shape
At the (n+1)th layer graphene-alloy composite materials layer；Then step S103 is repeated so that melting kettle（3-1）Middle bath composition is
C2, design temperature T2, melt inject centrifugal casting mould（7）In, it is then charged with methane, it is compound to form the n-th+2 layer graphenes-alloy
Material layer；
S106：Step S105 is repeated until forming 2n layer graphenes-alloy composite materials layer；
S107：It repeats above procedure and forms graphene-metal-base composites with multi-layer structure.
2. graphene composite material preparation method as described in claim 1, it is characterised in that：The base metal material is
Nickel, another element bar of addition（2）Making material be copper, n=10, C1=Ni (10at.%Cu), T1 be 1440 DEG C；C2=
Ni (20at.%Cu), T2 are 1410 DEG C；C3=Ni (30at.%Cu), T3 are 1380 DEG C；C4=Ni (40at.%Cu), T4 1350
℃；C5=Ni (50at.%Cu), T5 are 1315 DEG C；C6=Ni (60at.%Cu), T6 are 1280 DEG C；C7=Ni (70at.%Cu), T7 are
1235℃；C8=Ni (80at.%Cu), T8 are 1190 DEG C；C9=Ni (90at.%Cu), T9 are 1140 DEG C, Δ T=200 DEG C.
3. graphene composite material preparation method as described in claim 1, it is characterised in that：The base metal material is
Copper, another element bar of addition（2）Making material be aluminium, n=4, C1=Cu (5at.%Al), T1 be 1080 DEG C；C2=Cu
(10at.%Al), T2 are 1070 DEG C；C3=Cu (15at.%Al), T3 are 1050 DEG C；C4=Cu (17at.%Al), T4 are 1032 DEG C,
ΔT=200℃。
4. graphene composite material preparation method as described in claim 1, it is characterised in that：By between the melt of various concentration
Every pouring into, interval forms graphene layer, to control the number of plies n of graphene and metal alloy layer；It is poured by controlling each interval
Melt in centrifugal casting mould（10）Quality control the thickness h of every layer of metal.
5. graphene composite material preparation method as described in claim 1, it is characterised in that：The centrifugal casting mould heater
（8）Melt solidification for preventing from pouring into, while for controlling the melt in centrifugal casting mould（10）Temperature.
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| CN201810304490.2A CN108277376A (en) | 2018-04-08 | 2018-04-08 | Graphene composite material preparation method |
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| CN201810304490.2A Withdrawn CN108277376A (en) | 2018-04-08 | 2018-04-08 | Graphene composite material preparation method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113210579A (en) * | 2021-04-26 | 2021-08-06 | 燕山大学 | Casting device for thick-wall composite pipe and machining method thereof |
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| CN1514753A (en) * | 2001-06-11 | 2004-07-21 | Centrifugal Casting nickel base super alloys in isotropic graphite molds under vacuum | |
| CN101439351A (en) * | 2008-12-31 | 2009-05-27 | 北京工业大学 | Centrifugal casting production method of high-boron high-speed steel composite roller |
| CN104183700A (en) * | 2013-05-23 | 2014-12-03 | 海洋王照明科技股份有限公司 | Flexible transparent conductive graphene film and manufacturing method and application thereof |
| CN105598410A (en) * | 2016-02-05 | 2016-05-25 | 武汉理工大学 | Three-layer bi-metal centrifugal casting wear-resisting pipe and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1514753A (en) * | 2001-06-11 | 2004-07-21 | Centrifugal Casting nickel base super alloys in isotropic graphite molds under vacuum | |
| CN101439351A (en) * | 2008-12-31 | 2009-05-27 | 北京工业大学 | Centrifugal casting production method of high-boron high-speed steel composite roller |
| CN104183700A (en) * | 2013-05-23 | 2014-12-03 | 海洋王照明科技股份有限公司 | Flexible transparent conductive graphene film and manufacturing method and application thereof |
| CN105598410A (en) * | 2016-02-05 | 2016-05-25 | 武汉理工大学 | Three-layer bi-metal centrifugal casting wear-resisting pipe and preparation method thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113210579A (en) * | 2021-04-26 | 2021-08-06 | 燕山大学 | Casting device for thick-wall composite pipe and machining method thereof |
| CN113210579B (en) * | 2021-04-26 | 2022-03-15 | 燕山大学 | Casting device for thick-wall composite pipe and machining method thereof |
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