CN108480589A - Graphene composite material preparation facilities - Google Patents
Graphene composite material preparation facilities Download PDFInfo
- Publication number
- CN108480589A CN108480589A CN201810324192.XA CN201810324192A CN108480589A CN 108480589 A CN108480589 A CN 108480589A CN 201810324192 A CN201810324192 A CN 201810324192A CN 108480589 A CN108480589 A CN 108480589A
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- China
- Prior art keywords
- centrifugal casting
- casting mould
- melt
- infrared radiation
- heater
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
- 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
- B22D13/107—Means for feeding molten metal
-
- 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
-
- 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 facilities, are related to the preparation facilities technical field of graphene composite material.Described device 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 facilities.
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 facilities 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 dress
It sets, it is characterised in that：Including smelting and pouring system, melt running channel, centrifugal casting mould, centrifugal casting mould baffle, centrifugal casting mould heater,
Reaction gas injection pipe, the first infrared radiation thermometer and the second infrared radiation thermometer, the smelting and pouring system are used for base metal
Material and another element bar material are heated, its fusing, the melt of the smelting and pouring system is made to instill the outlet of pipe
Positioned at the upside of the melt running channel, the melt running channel is obliquely installed, and the horizontally disposed centrifugal casting mould in its lower end
In one end open, the circular centrifugal casting mould gear that radially direction extends is provided in the both ends open of the centrifugal casting mould
The periphery of plate, the centrifugal casting mould is provided with centrifugal casting mould heater, and the centrifugal casting mould heater is used for in centrifugal casting mould
Melt and reaction gas heated, first infrared radiation thermometer and the second infrared radiation thermometer are located at the centrifugal casting mould
One end of the left and right sides, the reaction gas injection pipe extends in the centrifugal casting mould between two infrared radiation thermometers, described
Driving device and control device are provided on the outside of centrifugal casting mould, the driving device for driving under control of the control means
The centrifugal casting mould rotation, the signal input part of first infrared radiation thermometer and the second infrared radiation thermometer and the control device
Connection, the control device are used to control the centrifugation according to the temperature that the first infrared radiation thermometer and the second infrared radiation thermometer measure
Casting mold heater works.
Further technical solution is：The smelting and pouring system includes melting kettle, melting heater, melt instillation
Pipe and melt control valve door, the melting heater are located at outside the melting kettle, for the material in the melting kettle
Material is heated, and the thermocouple is located in the melting kettle, and for measuring the temperature in melting kettle, the melt instills pipe
Upper end be connected with the melting kettle, the lower end that the melt instills pipe is located on the melt running channel, the thermocouple
Signal output end connect with the signal input part of the control device, the control device is used for the temperature that is measured according to thermocouple
Value controls the crucible heater and is heated.
Further technical solution is：Furnace body is provided on the outside of described device, the furnace body is for making described device
Completely cut off with external environment.
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：Described device 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 (3)
1. a kind of graphene composite material preparation facilities, it is characterised in that：Including smelting and pouring 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）, the first infrared measurement of temperature
Instrument（12）With the second infrared radiation thermometer（14）, the smelting and pouring system（3）For to base metal material and another conjunction
Alloying element bar（2）It is heated, makes its fusing, the smelting and pouring system（3）Melt instill pipe（3-3）Outlet position
In the melt running channel（5）Upside, the melt running channel（5）It is obliquely installed, and the centrifugal casting that its lower end is horizontally disposed
Type（7）One end open in, the centrifugal casting mould（7）Both ends open in be provided with that radially direction extends it is circular from
Heart casting mold baffle（6）, the centrifugal casting mould（7）Periphery be provided with centrifugal casting mould heater（8）, the centrifugal casting mould heater
（8）For to centrifugal casting mould（7）Interior melt and reaction gas is heated, first infrared radiation thermometer（12）It is red with second
Outer temperature measurer（14）Positioned at the centrifugal casting mould（7）The left and right sides, the reaction gas injection pipe（9）One end extend to institute
State centrifugal casting mould（7）Between interior two infrared radiation thermometers, the centrifugal casting mould（7）Outside be provided with driving device and control fill
It sets, the driving device for driving the centrifugal casting mould under control of the control means（7）Rotation, first infrared measurement of temperature
Instrument（12）With the second infrared radiation thermometer（14）It is connect with the signal input part of the control device, the control device is used for basis
First infrared radiation thermometer（12）With the second infrared radiation thermometer（14）The temperature of measurement controls the centrifugal casting mould heater and carries out work
Make.
2. graphene composite material preparation facilities as described in claim 1, it is characterised in that：The smelting and pouring system（3）
Including melting kettle（3-1）, melting heater（3-2）, melt instill pipe（3-3）And melt control valve door（3-4）, described molten
Refine heater（3-3）Positioned at the melting kettle（3-1）Outside, it is used for the melting kettle（3-1）Interior material is heated,
The thermocouple（1）Positioned at the melting kettle（3-1）It is interior, for measuring melting kettle（3-1）Interior temperature, the melt instill
Pipe（3-3）Upper end and the melting kettle（3-1）It is connected, the melt instills pipe（3-3）Lower end be located at the melt
Running channel（6）On, the thermocouple（1）Signal output end connect with the signal input part of the control device, control dress
The control of the temperature value for measuring according to the thermocouple crucible heater is set to be heated.
3. graphene composite material preparation facilities as described in claim 1, it is characterised in that：It is provided on the outside of described device
Furnace body, the furnace body is for making described device be completely cut off with external environment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810324192.XA CN108480589A (en) | 2018-04-08 | 2018-04-08 | Graphene composite material preparation facilities |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810324192.XA CN108480589A (en) | 2018-04-08 | 2018-04-08 | Graphene composite material preparation facilities |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108480589A true CN108480589A (en) | 2018-09-04 |
Family
ID=63315753
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810324192.XA Withdrawn CN108480589A (en) | 2018-04-08 | 2018-04-08 | Graphene composite material preparation facilities |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4058153A (en) * | 1974-07-18 | 1977-11-15 | Pont-A-Mousson S.A. | Process for centrifugally casting spheroidal graphite cast iron pipes |
| US4357394A (en) * | 1980-07-14 | 1982-11-02 | Abex Corporation | Centrifugal casting |
| CN102610398A (en) * | 2012-04-06 | 2012-07-25 | 浙江大学 | Device and method for preparing electrode of vertical graphene double electric layer capacitor at constant voltage |
| CN104550818A (en) * | 2015-01-30 | 2015-04-29 | 重庆钢铁(集团)有限责任公司 | Horizontal centrifugal casting machine |
| CN204594215U (en) * | 2015-05-06 | 2015-08-26 | 赤峰学院 | Neodymium iron boron intermediate frequency furnace liquid outlet control device |
| CN106862515A (en) * | 2017-03-29 | 2017-06-20 | 沈阳工业大学 | The preparation facilities and method of a kind of major diameter light-alloy pipe long |
-
2018
- 2018-04-08 CN CN201810324192.XA patent/CN108480589A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4058153A (en) * | 1974-07-18 | 1977-11-15 | Pont-A-Mousson S.A. | Process for centrifugally casting spheroidal graphite cast iron pipes |
| US4357394A (en) * | 1980-07-14 | 1982-11-02 | Abex Corporation | Centrifugal casting |
| CN102610398A (en) * | 2012-04-06 | 2012-07-25 | 浙江大学 | Device and method for preparing electrode of vertical graphene double electric layer capacitor at constant voltage |
| CN104550818A (en) * | 2015-01-30 | 2015-04-29 | 重庆钢铁(集团)有限责任公司 | Horizontal centrifugal casting machine |
| CN204594215U (en) * | 2015-05-06 | 2015-08-26 | 赤峰学院 | Neodymium iron boron intermediate frequency furnace liquid outlet control device |
| CN106862515A (en) * | 2017-03-29 | 2017-06-20 | 沈阳工业大学 | The preparation facilities and method of a kind of major diameter light-alloy pipe long |
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Application publication date: 20180904 |
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