CN110144570A - Aluminium C-base composte material and preparation method thereof, application and wear part - Google Patents
Aluminium C-base composte material and preparation method thereof, application and wear part Download PDFInfo
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- CN110144570A CN110144570A CN201910539590.8A CN201910539590A CN110144570A CN 110144570 A CN110144570 A CN 110144570A CN 201910539590 A CN201910539590 A CN 201910539590A CN 110144570 A CN110144570 A CN 110144570A
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/02—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by thermal decomposition
- C23C18/12—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by thermal decomposition characterised by the deposition of inorganic material other than metallic material
- C23C18/1204—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by thermal decomposition characterised by the deposition of inorganic material other than metallic material inorganic material, e.g. non-oxide and non-metallic such as sulfides, nitrides based compounds
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/02—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by thermal decomposition
- C23C18/12—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by thermal decomposition characterised by the deposition of inorganic material other than metallic material
- C23C18/1229—Composition of the substrate
- C23C18/1241—Metallic substrates
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/02—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by thermal decomposition
- C23C18/12—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by thermal decomposition characterised by the deposition of inorganic material other than metallic material
- C23C18/125—Process of deposition of the inorganic material
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Abstract
The present invention provides a kind of aluminium C-base composte material and preparation method thereof, application and wear parts, are related to technical field of composite materials.The preparation method of aluminium C-base composte material of the invention, comprising the following steps: aluminium alloy stock is mixed with saccharide solution, hydro-thermal reaction is carried out, obtains reactant；Reactant is successively heated and squeezed, aluminium C-base composte material is obtained.Preparation method simple process of the invention, easily operated, equipment precision requirement is low, and production cost is low, effectively prevents carbon due to density is low and occurs in seasoning metal segregation phenomenon.The interior tissue of aluminium C-base composte material as made from the method for the present invention is uniform, and the wearability of material is good, and production cost is low.
Description
Technical field
The invention belongs to composite material art fields, and in particular to a kind of aluminium C-base composte material and preparation method thereof, application
And wear part.
Background technique
Aluminium and aluminium alloy are due to its higher physics and mechanical performance, as density is small, high specific strength and low thermal expansion system
Number etc., is widely used in the fields such as automobile, aerospace.However the frictional behaviour of aluminium and aluminium alloy is lower, it is previous to reduce
The method of aluminium alloy friction mainly uses liquid or solid lubricant, but in high vacuum, high speed, top load or extremely low very high temperature etc.
Under the conditions of fluid lubricant or solid lubrication rouge almost do not work.Other can replace the side of fluid lubricant or solid lubrication rouge
Method is solid lubricant coating, and lubricant coating forms a solid lubrication by method attachment physically or chemically on the surface of the material
Film.But the shortcomings that this solid lubricant film is exactly that service life is short, it is oxidizable, fall off.
In order to avoid these disadvantages of fluid lubricant or solid lubrication rouge and surface covering, a kind of new method is mentioned
Out.It is well known that carbon has preferable lubricity, therefore recent years is multiple using carbon (such as carbon nanotube, graphite, graphene etc.)
The method for closing the frictional behaviour of enhancing alumina-base material is widely used.But traditional method due to the density of carbon it is lower
It is easy to generate agglomeration in fusion process, keeps matrix uneven, therefore influence the wear-resisting property of composite material.In order to
Agglomeration is avoided, the method for powder metallurgy obtains aluminium/carbon composite method and largely applied, but the side of powder metallurgy
Method has the disadvantages of complex process, energy consumption is high in process.
It is therefore desired to a kind of agglomeration that can be avoided and occur in fusion process is provided, while simple process,
The preparation method of the low aluminium C-base composte material of manufacturing cost.
In consideration of it, the present invention is specifically proposed.
Summary of the invention
The first object of the present invention is to provide a kind of preparation method of aluminium C-base composte material, and this method can effectively be kept away
Exempt from due to the lower caused reunion or segregation phenomenon generated in fusion process of the density of carbon, and simple process, equipment essence
Degree requires low, can overcome the above problem or at least be partially solved above-mentioned technical problem.
The second object of the present invention is to provide a kind of aluminium C-base composte material, and the aluminium carbon composite is by above-mentioned preparation side
Method is prepared, and has the characteristics that excellent wear-resisting property.
The third object of the present invention is to provide application of the aluminium C-base composte material in wear part described in one kind, by
Aluminium C-base composte material made from the method for the present invention has excellent wear-resisting property, thus can be widely used in various wear parts
In.
The fourth object of the present invention is to provide a kind of wear part, and the making material of the wear part includes the aluminium
C-base composte material, wear-resisting property are excellent.
The fifth object of the present invention is to provide a kind of equipment, which includes above-mentioned wear part.
To achieve the above object, the technical solution adopted by the present invention are as follows:
According to an aspect of the present invention, the present invention provides a kind of preparation method of aluminium C-base composte material, including following
Step:
Aluminium alloy stock is mixed with saccharide solution, hydro-thermal reaction is carried out, obtains reactant；
Reactant is successively heated and squeezed, aluminium C-base composte material is obtained.
Further, the volume ratio of the quality of the aluminium alloy stock and saccharide solution is (1-100) g:(1-1000)
mL；
Preferably, the aluminium alloy stock includes Aluminum Alloy Chip；
Preferably, the molar concentration of carbohydrate is 0.001-10mol/L in the saccharide solution.
Further, the carbohydrate in the saccharide solution includes monosaccharide and/or polysaccharide；
Preferably, the carbohydrate include glucose, fructose, galactolipin, sucrose, lactose, maltose, trehalose, starch or
At least one of cellulose；
Preferably, the carbohydrate is glucose.
Further, the temperature of hydro-thermal reaction is 50-300 DEG C, and the time of hydro-thermal reaction is 1-24h.
Further, the heating includes: that the reactant after drying is carried out heating in vacuum；
Preferably, the temperature of heating in vacuum is 300-530 DEG C, and the time of heating in vacuum is 1-24h.
Further, the extruding includes: that the material first obtained to heating is suppressed, and obtains green compact；Again to the pressure
Base is squeezed, and aluminium C-base composte material is obtained；
Preferably, first the material that heating obtains is added in green compact device, then green compact device is heated, then again
It is suppressed, obtains green compact；
It preferably, is 200-400 DEG C to the temperature of green compact device heating, soaking time 1-30min；
Preferably, when compacting, pressing pressure 300-800MPa, dwell time 5-60s；
Preferably, first the green compact is added in pressurizing unit, then pressurizing unit is heated, then squeezed again
Pressure, obtains aluminium C-base composte material；
It preferably, is 200-400 DEG C to the temperature of pressurizing unit heating, soaking time 1-30min；
Preferably, when extruding, squeeze pressure 600-1200MPa, extrusion ratio 23-27:1.
It further, further include that pretreated step is carried out to aluminium alloy stock, the pretreatment includes to aluminium alloy original
Material is cleaned；
Preferably, the cleaning includes ultrasonic cleaning；
Preferably, the ultrasonic cleaning includes: successively to be cleaned by ultrasonic using ketone solution, alcohol solution and water；
Preferably, 1- is each independently using the time that ketone solution, alcohol solution and water are cleaned by ultrasonic
30min。
According to another aspect of the present invention, the present invention provides a kind of aluminium C-base composte material, using aluminium as described above
The preparation method of C-base composte material is prepared.
According to another aspect of the present invention, the present invention provides a kind of aluminium C-base composte material as described above wear-resisting zero
Application in part.
According to another aspect of the present invention, the present invention provides a kind of wear part, the making material of the wear part
Including aluminium C-base composte material as described above.
According to another aspect of the present invention, the present invention provides a kind of equipment, and the equipment includes above-mentioned wear part.
Compared with prior art, the beneficial effects of the present invention are:
Aluminium alloy stock and saccharide solution is utilized as original in the preparation method of aluminium C-base composte material provided by the invention
Material, the carbohydrate after hydro-thermal reaction in saccharide solution are attached to aluminum alloy surface, then by heating so that being attached to aluminium alloy
The carbohydrate breakdown on surface, decomposition product be water, gas (such as carbon dioxide, hydrogen) and carbon, water and gas evaporation after decomposition, Gu
Body carbon is still attached to aluminum alloy surface, and the lubricating action of reinforcing material further can be obtained high-intensitive resistance to by squeezing again
The aluminium C-base composte material that mill property is had excellent performance.
Preparation method simple process provided by the invention, easily operated, equipment precision requirement is low, greatly reduces and is produced into
This, and it uses hydro-thermal reaction that carbohydrate is uniformly attached to aluminium alloy stock surface, while being made using the method for non-remelting
Carbon is evenly distributed in material, without melting again, is occurred in seasoning metal to also avoid carbon since density is low
Segregation phenomenon.That is, the interior tissue of aluminium C-base composte material as made from the method for the present invention is uniform, the wearability of material is good,
Production cost is low.
Compared with existing aluminum matrix composite, wearability at least mentions the aluminium C-base composte material as made from the method for the present invention
It is high by 10%.
The aluminium C-base composte material as made from the method for the present invention has excellent wear-resisting property, thus can be widely applied to
In various wear parts, such as it can be applicable to wear-resisting the zero of the fields such as tank, motorcycle, the piston of automobile engine, cylinder sleeve
In part, the wearability of wear part can be enhanced, prolonged its service life, cost is reduced.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is the state cross-sectional view of the reaction unit reaction kettle of hydro-thermal reaction provided in an embodiment of the present invention；
Fig. 2 is the state cross-sectional view that pressure setting provided in an embodiment of the present invention prepares green compact；
Fig. 3 is the state cross-sectional view of pressurizing unit extruded bars provided in an embodiment of the present invention.
Icon: 100- reaction kettle；101- reacts kettle cover；102- embodiment in which top gasket；103- inner bladder cover；104- reaction kettle
Body；105- liner；106- bottom gasket；200- pressure setting；The first formed punch of 201-；202- first sleeve；203-
One mold；204- green compact；205- gasket；300- pressurizing unit；The second formed punch of 301-；302- second sleeve；303-
Two molds；304- bar；305- extrusion die.
Specific embodiment
Embodiment of the present invention is described in detail below in conjunction with embodiments and examples, but this field skill
Art personnel will be understood that following embodiments and embodiment are merely to illustrate the present invention, and are not construed as limiting model of the invention
It encloses.Based on the embodiments of the present invention, 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.The person that is not specified actual conditions, according to normal conditions or manufacturer builds
The condition of view carries out.Reagents or instruments used without specified manufacturer is the conventional production that can be obtained by commercially available purchase
Product.
To overcome the not perfect of the prior art, the present invention provides a kind of preparation method of new aluminium C-base composte material, leads to
It crosses and aluminium alloy stock and saccharide solution is subjected to hydro-thermal reaction, the mode for then successively being heated and being squeezed again avoids molten
The appearance of agglomeration during refining effectively improves and improves the uniformity of matrix, so that composite material obtained
Interior tissue it is uniform, wearability is good, and simple process, and production cost is low.
In a first aspect, providing a kind of preparation method of aluminium C-base composte material at least one embodiment, including following
Step:
Aluminium alloy stock is mixed with saccharide solution, hydro-thermal reaction is carried out, obtains reactant；
Reactant is successively heated and squeezed, aluminium C-base composte material is obtained.
It should be noted that above-mentioned " aluminium alloy stock " refers to the original being added during preparing the aluminium C-base composte material
Expect aluminium alloy.Above-mentioned aluminium alloy stock can be also simply referred to as aluminium alloy.
Preparation method according to the present invention is raw material, the carbohydrate after hydro-thermal reaction using aluminium alloy stock and saccharide solution
Carbohydrate in solution is attached to aluminum alloy surface, then passes through heating so that being attached to the carbohydrate breakdown of aluminum alloy surface, decomposes
Product be water, gas (such as carbon dioxide, hydrogen) and carbon, water and gas evaporation after decomposition, solid carbon be still attached to aluminium conjunction
Further the aluminium carbon that high-strength abrasion-proof is had excellent performance can be obtained by squeezing again in gold surface, the lubricating action of reinforcing material
Based composites.
Compared with the preparation method of traditional aluminium carbon composite, the present invention is uniformly adhered to carbohydrate using hydro-thermal reaction
Carbon is evenly distributed in material to aluminium alloy stock surface, while using the method for non-remelting, without melting again, thus
Carbon is also avoided due to the segregation phenomenon that density is low and occurs in seasoning metal, and then also effectively increases the equal of matrix
Even property.The interior tissue of aluminium C-base composte material obtained is uniform by the method for the invention, and wear-resisting property is excellent.
In addition, the method for the present invention simple process is easy to operate, and controllability is good compared with the method for existing powder metallurgy,
It is at low cost, it is conducive to realize that industrially scalable metaplasia produces.Further, the present invention only passes through the water of aluminium alloy stock and saccharide solution
Thermal response, heating and extruding can successfully prepare the excellent aluminium C-base composte material of wear-resisting property, without many and diverse work
The equipment of sequence and complex and expensive is low to equipment precision requirement；Not only equipment cost is low, but also used aluminium alloy stock and sugar
Class solution is also from a wealth of sources, at low cost, thus greatly reduces the production cost of composite material.
Present invention firstly provides being raw material using aluminium alloy stock and saccharide solution, by hydro-thermal reaction, heating and squeeze
The mode of pressure carries out preparing aluminium C-base composte material, forms uniform composite construction, and it is excellent to impart the aluminium C-base composte material
Different wear-resisting property makes it have more extensive market prospects.The aluminium C-base composte material as made from the method for the present invention and existing
Some aluminum matrix composites are compared, and wearability at least improves 10%.
It should be understood that
Unless otherwise indicated, profession used herein and meaning phase known to scientific term and one skilled in the art
Together.
Above-mentioned " aluminium C-base composte material " is referred to as aluminium/C-base composte material or aluminium carbon composite.
In the present invention, if without particularly illustrating, all technical characteristics and preferred feature mentioned in this article can be with
Intercombination forms new technical solution.
In the present invention, unless otherwise indicated, each reaction step can be carried out sequentially, can also be carried out out of order.Example
As may include other steps between each reaction step, and can also be with reversed order between reaction step.Preferably, herein
In reaction method be sequence carry out.
In a preferred embodiment, the volume ratio of the quality of the aluminium alloy stock and saccharide solution is (1-
100) g:(1-1000) mL, preferably 10-20g:100mL；
Preferably, the molar concentration of carbohydrate is 0.001-10mol/L, preferably 0.1-1mol/L in the saccharide solution.
It should be noted that in the present invention, by the value of range format expression should it is flexible in a manner of be interpreted as not only include
The numerical value as range limit clearly enumerated, but also including covering all single numbers or sub-district in the range
Between, like each numerical value and subinterval are expressly recited out.For example, the quality of aluminium alloy stock and the volume ratio of saccharide solution
For (1-100) g:(1-1000) mL, it should be understood that not only include clearly enumerating 100g:1000mL and 1g:1mL, further include
Single number in signified scope, such as 10g:50mL, 10g:60mL, 10g:80mL, 10g:100mL, 20g:100mL, 25g:
100mL, 30g:100mL, 40g:100mL, 15g:500mL, 30g:500mL, 80g:500mL, 300g:1000mL etc..For another example, sugared
In class solution the molar concentration of carbohydrate be 0.001-10mol/L, it is typical but non-limiting can enumerate 0.001mol/L,
0.005mol/L、0.01mol/L、0.05mol/L、0.08mol/L、0.1mol/L、0.15mol/L、0.18mol/L、0.2mol/
L、0.25mol/L、0.3mol/L、0.4mol/L、0.001mol/L、0.5mol/L、0.8mol/L、1.0mol/L、2.0mol/L、
3.0mol/L, 4.0mol/L, 5.0mol/L, 6.0mol/L, 8.0mol/L, 10mol/L etc..
According to the present invention, in hydro-thermal reaction, a certain amount of aluminium alloy stock is mixed with a certain amount of saccharide solution,
In aluminium alloy stock dosage and saccharide solution amount ranges in above-mentioned optimum range, the progress of hydro-thermal reaction will not influence, it can
So that reaction faster, more smoothly carries out, it is more conducive to promote the wear-resisting property of composite material, while reducing being produced into for material
This, is conducive to the economic benefit for improving composite material.
It should be understood that saccharide solution is mainly to mix the mixture formed by carbohydrate and solvent.According to the present invention, exist
The content of carbohydrate can not only make sugar using the saccharide solution in this concentration range for 0.001-10mol/L in the saccharide solution
Class preferably dissolves in a solvent, and it can be made preferably to cooperate with aluminium alloy stock, be more conducive to hydro-thermal reaction into
Row.
It should be noted that the present invention is not particularly limited solvent employed in saccharide solution, such as can be with
It, can also be using other commonly used in the art or well known organic or inorganic solvents, as long as not to this hair using water as solvent
Bright purpose generates limitation.
In a preferred embodiment, the aluminium alloy stock includes Aluminum Alloy Chip.
It should be noted that above-mentioned Aluminum Alloy Chip refers to, the Aluminum Alloy Chip generated in aluminum i ndustry mechanical processing process,
Belong to the aluminium scrap in aluminum i ndustry production.
In aluminum i ndustry production, the specific gravity of aluminium scrap is larger, and Aluminum Alloy Chip object accounts for significant proportion in reuse aluminium, because
This, which can preferably recycle these aluminium scraps, to have great importance.Chip can be generated in aluminium alloy process, aluminium alloy
There are many shapes, such as Filamentous, cotton-shaped, helical form, strip, sheet etc. for chip.The present invention is using the chip of recycling as original
Material, in this way, realizing the recycling and reusing to aluminium alloy waste.
According to the present invention, using Aluminum Alloy Chip as raw material, it not only can sufficiently realize that the recycling of aluminium alloy waste is sharp again
With, and the production cost of aluminium C-base composte material can be further decreased.
In a preferred embodiment, the carbohydrate in the saccharide solution includes monosaccharide and/or polysaccharide；
Preferably, the carbohydrate include glucose, fructose, galactolipin, sucrose, lactose, maltose, trehalose, starch or
At least one of cellulose；
It is highly preferred that the carbohydrate is glucose.
It should be noted that "and/or" is used to indicate that one of illustrated situation or both may hair in the present invention
It is raw, such as A and/or B includes (A and B) and (A or B).In the present invention, "at least one" refer to it is therein any one, two kinds or
It is two or more, such as carbohydrate includes glucose, fructose, galactolipin, sucrose, lactose, maltose, trehalose, starch or cellulose
At least one of, it can be understood as carbohydrate is glucose, and carbohydrate is sucrose, and carbohydrate is glucose and fructose, and carbohydrate is malt
Sugar and trehalose, carbohydrate are galactolipin, sucrose and lactose etc..
Carbohydrate in the present invention includes that monosaccharide and/or polysaccharide refer to, which can be monosaccharide, can be polysaccharide, can also
Think monosaccharide and polysaccharide.Polysaccharide therein includes disaccharides and other kinds of polysaccharide.
Further, monosaccharide is selected from least one of the following: glucose, fructose or galactolipin.For example, monosaccharide can be Portugal
Grape sugar can be fructose, can be galactolipin, can be glucose and fructose, or glucose and galactolipin etc..
Further, polysaccharide is selected from least one of the following: sucrose, lactose, maltose, trehalose, starch or cellulose.
For example, polysaccharide can be sucrose, it can be lactose, can be maltose, can be trehalose, can be starch, can be fibre
Dimension element can be sucrose and lactose, can be sucrose, lactose and maltose, can be starch and cellulose, can also be maltose
With trehalose etc..
Preferably, carbohydrate of the present invention is glucose.Glucose belongs to one of monosaccharide, is easier and aluminium
Chip surface is reacted and is attached in alloy chip, is easier to be carbonized, and is easier to be decomposed into water, carbon dioxide in a heated condition
Equal gases and carbon, decomposition condition are mild, are easy to control, the carbon after decomposition can be very good uniformly to be combined with aluminium alloy one
It rises, can be good at playing the role of reinforcing material lubrication, and form uniform composite construction, promote the wearability of material.Together
When, source of glucose is extensive, and it is at low cost, it is easily obtained.
In a preferred embodiment, the temperature of hydro-thermal reaction is 50-300 DEG C, and the time of hydro-thermal reaction is 1-
24h；The temperature of typical but unrestricted hydro-thermal reaction for example can for 50 DEG C, 80 DEG C, 100 DEG C, 120 DEG C, 150 DEG C, 180 DEG C,
200 DEG C, 220 DEG C, 240 DEG C, 250 DEG C, 280 DEG C or 300 DEG C；The time of typical but unrestricted hydro-thermal reaction for example can be
1h, 2h, 3h, 4h, 5h, 6h, 8h, 10h, 12h, 14h, 16h, 18h, 20h, 22h or for 24 hours.
According to an embodiment of the invention, the temperature of hydro-thermal reaction be 50-300 DEG C, preferably 150-250 DEG C, hydro-thermal reaction
Time be 1-24h, preferably 1-5h.Inventor obtains above-mentioned optimal hydrothermal reaction condition by many experiments, herein preferably
Hydrothermal reaction condition under be more conducive to part glucide and be attached to Aluminum Alloy Chip surface.Further, hydro-thermal reaction temperature
Degree preferably at 150-250 DEG C, if hydrothermal temperature is too low, such as be lower than 150 DEG C or less when, hydro-thermal carbon ball cannot be formed, water
When hot temperature is more than 150 DEG C, just there is carbon ball generation, and hydro-thermal carbon ball size with temperature increases and increases, quantity is increased with temperature
And increase, when hydrothermal temperature is more than 250 DEG C, hydro-thermal carbon is oversized, and quantity is more, causes composite material to combine poor, mill
Loss rate reduces instead.Likewise, influence of the hydro-thermal reaction time to hydro-thermal carbon is similar to the influence of hydrothermal temperature, hydro-thermal is anti-
Hydro-thermal carbon ball cannot be then not enough generated between seasonable, then hydro-thermal carbon ball quantity and size obviously increase overlong time.
In a preferred embodiment, the reactant after drying is subjected to heating in vacuum；
Preferably, the temperature of heating in vacuum is 300-530 DEG C, and the time of heating in vacuum is 1-24h；It is typical but unrestricted
The temperature of heating in vacuum for example can be 300 DEG C, 320 DEG C, 350 DEG C, 360 DEG C, 380 DEG C, 400 DEG C, 420 DEG C, 440 DEG C, 450
DEG C, 460 DEG C, 480 DEG C, 500 DEG C, 510 DEG C, 520 DEG C or 530 DEG C；The time of typical but unrestricted heating in vacuum for example can be with
For 1h, 2h, 3h, 4h, 5h, 6h, 8h, 10h, 12h, 14h, 16h, 18h, 20h, 22h or for 24 hours.
It is understood that in preparation method of the invention, after hydro-thermal reaction, further include the reactant that will obtain into
The step of row drying, with the reactant dried.Heating of the present invention is to heat the reactant of drying.This hair
Bright actual conditions or mode for drying are not particularly limited, as long as reactant drying can will be obtained i.e. after hydro-thermal reaction
Can, specific drying condition can be regulated and controled by those skilled in the art.
Reactant after drying is put into vacuum drying oven and heats by the heating in vacuum.
According to an embodiment of the invention, the temperature of heating in vacuum be 300-530 DEG C, preferably 400-500 DEG C, heating in vacuum
Time be 1-24h, preferably 1-4h.Inventor obtains above-mentioned optimal vacuum heating conditions by many experiments, herein preferably
Vacuum heating conditions under be more conducive to breakdown of glucose so that the breakdown of glucose after heating in vacuum be water, gas (such as dioxy
Change carbon, hydrogen etc.) and carbon, and carbon is uniformly adhered to Aluminum Alloy Chip surface, forms the Aluminum Alloy Chip for being attached with carbon.
Further, the carbonizing degree of the too low then hydro-thermal carbon of heating in vacuum temperature is low, and the time is shorter to be sufficiently carbonized,
With the increase of heating in vacuum temperature and time, hydrothermal carbonization degree is increased, but heating in vacuum temperature is excessively high will lead to α-in aluminium base
Al size increases, or even melts aluminum substrate, reduces intensity and hardness of matrix etc..
In a preferred embodiment, the extruding includes: that the material first obtained to heating is suppressed, and is pressed
Base；The green compact is squeezed again, obtains aluminium C-base composte material.
It is understood that the aluminium alloy of material after heating, that is, attachment carbon is cut in preparation method of the invention
It includes the compacting and extruding that successively carry out that bits, which squeeze, is referred to as squeezing the first time for including successively carry out and squeezes and the
Secondary extrusion.By extrusion operation twice, it is more conducive to obtain the aluminium C-base composte material for meeting production needs.
Preferably, when operation, first the material that heating obtains is added in green compact device, then green compact device is added
Then heat is suppressed again, obtain green compact.
It preferably, is 200-400 DEG C to the temperature of green compact device heating, soaking time 1-30min；It is typical but unrestricted
Property heating temperature for example can for 200 DEG C, 220 DEG C, 240 DEG C, 250 DEG C, 260 DEG C, 280 DEG C, 300 DEG C, 320 DEG C, 340 DEG C,
350 DEG C, 360 DEG C, 380 DEG C or 400 DEG C, typical but non-limiting soaking time for example can for 1min, 2min, 5min,
8min, 10min, 12min, 15min, 16min, 18min, 20min, 22min, 25min, 28min or 30min.
Preferably, when compacting, pressing pressure 300-800MPa, dwell time 5-60s；Typical but non-limiting pressure
Pressing pressure for example can for 300MPa, 350MPa, 400MPa, 450MPa, 500MPa, 550MPa, 600MPa, 650MPa,
700MPa, 750MPa or 800MPa, the typical but non-limiting dwell time for example can for 5s, 10s, 15s, 20s, 25s,
30s, 35s, 40s, 45s, 50s, 55s or 60s.
In this way, first the Aluminum Alloy Chip for being attached with carbon is fitted into green compact device, green compact device is heated to 200-400
DEG C, 1-30min is then kept the temperature, then squeeze green compact device.After chip is packed into green compact device, then whole device is carried out
Heating, can greatly reduce the heat loss rate of scrap, be squeezed when chip being made to be maintained at higher temperature, in this way, energy
The defects of quality of obtained green compact is suppressed in enough guarantees, and green compact is avoided to crack.Preferably, compacting when, pressure be 300~
800MPa, dwell time are 5~60s.It is suppressed using aforesaid operations mode and preferred operating condition, is more conducive to obtain
The aluminium carbon alloy composite material haveing excellent performance additionally aids simplified technique, improves preparation efficiency.
Preferably, after pressing, further includes: the green compact is added in pressurizing unit, then pressurizing unit is carried out
Heating, is then squeezed again, obtains aluminium C-base composte material；
It preferably, is 200-400 DEG C to the temperature of pressurizing unit heating, soaking time 1-30min；It is typical but unrestricted
Property heating temperature for example can for 200 DEG C, 220 DEG C, 240 DEG C, 250 DEG C, 260 DEG C, 280 DEG C, 300 DEG C, 320 DEG C, 340 DEG C,
350 DEG C, 360 DEG C, 380 DEG C or 400 DEG C, typical but non-limiting soaking time for example can for 1min, 2min, 5min,
8min, 10min, 12min, 15min, 16min, 18min, 20min, 22min, 25min, 28min or 30min.
Preferably, when extruding, squeeze pressure 600-1200MPa, extrusion ratio 23-27:1；It is typical but non-limiting
Squeeze pressure for example can be 600MPa, 700MPa, 800MPa, 900MPa, 1000MPa, 1100MPa or 1200MPa, it is typical but
Unrestricted extrusion ratio for example can be 23:1,24:1,25:1,26:1 or 27:1.
It is fitted into another pressurizing unit in this way, will first obtain green compact after compacting, which is heated to 200-400
DEG C, 1-30min is kept the temperature, then squeezes again, obtains bar.Preferably, the squeeze pressure squeezed is 600-1200MPa, squeeze
Than for 23-27:1.It is squeezed using aforesaid operations mode and preferred operating condition, is more conducive to obtain the aluminium haveing excellent performance
Carbon alloy composite material can obtain meeting the carbon-based composite bar of high-performance aluminum that production needs, additionally aid simplified technique, mention
High preparation efficiency.
It in a preferred embodiment, further include that pretreated step, the pretreatment are carried out to aluminium alloy stock
Including being cleaned to aluminium alloy stock；
Preferably, the cleaning includes ultrasonic cleaning；
Preferably, the used solution of ultrasonic cleaning includes ketone solution, alcohol solution and water；
Preferably, 1- is each independently using the time that ketone solution, alcohol solution and water are cleaned by ultrasonic
30min。
It is understood that before reactions, needing first to pre-process aluminium alloy stock, the aluminium alloy stock
It is primarily referred to as Aluminum Alloy Chip, the Aluminum Alloy Chip generated in mechanical processing process can have some impurity, greasy dirt etc., thus
It needs to be cleaned up and be reacted again.
According to the present invention, it when being cleaned by ultrasonic to Aluminum Alloy Chip, needs using three kinds of solution cleanings three times, respectively
Primary for the cleaning of ketone solution, alcohol solution cleaning is primary and water cleaning is primary, miscellaneous on Aluminum Alloy Chip preferably to remove
Matter, greasy dirt etc..
In the present invention, used alcohol solution and ketone solution are not limited strictly, this field is can choose and exists
Known common type in ultrasonic cleaning, specific kind and dosage can be by those skilled in the art according to the actual situation or through trying
Test determination.
For example, ketone solution can be acetone, butanone etc..For another example, alcohol solution can be methanol, ethyl alcohol, propyl alcohol, isopropyl
Alcohol, n-butanol or tert-butyl alcohol etc..
Preferably, ketone solution selects acetone；Alcohol solution selects ethyl alcohol (alcohol).
According to an embodiment of the invention, the Aluminum Alloy Chip of recycling is carried out ultrasonic cleaning removal of impurities, specifically, first closing aluminium
Golden chip, which is placed in acetone soln, is cleaned by ultrasonic 1-30min, then Aluminum Alloy Chip is placed in ethanol solution and is cleaned by ultrasonic 1-
Aluminum Alloy Chip is finally placed in distilled water and cleans 1-30min by 30min.
According to an embodiment of the invention, preferred embodiment in preparation method will be described in detail below.As a result,
Aluminium carbon composite is obtained according to the method for the embodiment of the present invention with excellent wearability, entire preparation process is easy to operate,
Easily manufactured, manufacturing cost is low.
S100 pretreatment
In this step, Aluminum Alloy Chip is cleaned by ultrasonic.
According to an embodiment of the invention, S100 pretreatment includes: that Aluminum Alloy Chip is first placed in acetone soln ultrasound is clear
1-30min is washed, then Aluminum Alloy Chip is placed in ethanol solution and is cleaned by ultrasonic 1-30min, Aluminum Alloy Chip is finally placed in steaming
1-30min is cleaned in distilled water.
S200 hydro-thermal reaction
In this step, the Aluminum Alloy Chip after cleaning is mixed with saccharide solution, carries out hydro-thermal reaction in a kettle,
Obtain reactant；Then reactant is dried, the reactant dried.
According to an embodiment of the invention, S200 hydro-thermal reaction includes: Aluminum Alloy Chip and the saccharide solution mixing after cleaning,
The molar concentration of carbohydrate is 0.001-10mol/L in saccharide solution, and the carbohydrate in saccharide solution includes monosaccharide and/or polysaccharide, excellent
It is selected as glucose, wherein the volume ratio of the quality of Aluminum Alloy Chip and saccharide solution is (1-100) g:(1-1000) mL, it will mix
The chip of conjunction and glucose solution, which are added in reaction kettle, carries out hydro-thermal reaction, is heated to 50 DEG C -300 DEG C, keeps the temperature 1-24h, so
Reactant is dried afterwards, part carbohydrate is attached to chip surface after hydro-thermal reaction.
S300 heating
In this step, the reactant after drying is subjected to heating in vacuum.
According to an embodiment of the invention, S300 heating includes: that the reactant of drying is put into vacuum drying oven to be heated to 300-
530 DEG C, 1-24h is kept the temperature, carbohydrate breakdown is gases and the carbon such as water, carbon dioxide, hydrogen after heating, and carbon is uniformly adhered to
Chip surface forms the Aluminum Alloy Chip for being attached with carbon.
S400 is squeezed
In this step, first the Aluminum Alloy Chip for being attached with carbon is suppressed, obtains green compact；The green compact is carried out again
It squeezes, obtains aluminium C-base composte material.
According to an embodiment of the invention, it includes: that the Aluminum Alloy Chip for being attached with carbon is first packed into green compact device that S400, which is squeezed,
In, green compact device is heated to 200-400 DEG C, then keeps the temperature 1-30min, then squeeze green compact device；When compacting, pressure
For 300-800MPa, dwell time 5-60s.
After pressing, further includes: the green compact that compacting obtains is fitted into another pressurizing unit, which is heated
To 200-400 DEG C, 1-30min is kept the temperature, then squeezes again, obtains the carbon-based composite bar of aluminium, wherein the squeeze pressure of extruding is
600-1200MPa, extrusion ratio 23-27:1.
As a result, according to the method for the embodiment of the present invention, it is cut using the aluminium alloy that can be generated in aluminum alloy part process
Bits, as raw material, in this way, realizing the recycling and reusing to aluminium alloy.Carbohydrate such as glucose, which is attached to, after hydro-thermal reaction cuts
It considers surface to be worth doing, the carbohydrate breakdown of chip surface is attached to after 300-530 DEG C of heating in vacuum, decomposition product is water, gas (such as dioxy
Change carbon, hydrogen etc.) and carbon, water and gas evaporation after decomposition, solid carbon is attached to be still attached to chip surface, the lubrication of reinforcing material
Effect, then by squeezing, obtain aluminium/C-base composte material of high-strength abrasion-proof.The manufacturing approach craft is simple, and equipment precision is wanted
It asks low, greatly reduces production cost, and it uses hydro-thermal reaction that glucose is uniformly attached to chip surface, adopts simultaneously
Be evenly distributed in carbon in material with the method for non-remelting, without melting again, thus also avoid carbon since density is low and
The segregation phenomenon occurred in seasoning metal.The wearability and existing aluminium base of aluminium/C-base composte material produced by the present invention are multiple
Condensation material is compared, and improves at least 10%.
Second aspect provides a kind of aluminium C-base composte material in some embodiments, using the above-mentioned carbon-based composite wood of aluminium
The preparation method of material is prepared.
The interior tissue of aluminium C-base composte material as made from the method for the present invention is uniform, and the wearability of material is good, is produced into
This is low.
Compared with existing aluminum matrix composite, wearability at least mentions the aluminium C-base composte material as made from the method for the present invention
It is high by 10%.
It will be appreciated to those of skill in the art that spy described in preparation method above for aluminium C-base composte material
It seeks peace advantage, the equally applicable aluminium C-base composte material, details are not described herein.
The third aspect provides a kind of aluminium C-base composte material answering in wear part in some embodiments
With.
Fourth aspect, provides a kind of wear part in some embodiments, and the making material of the wear part includes such as
The upper aluminium C-base composte material.
5th aspect, provides a kind of equipment, the equipment includes above-mentioned wear part in some embodiments.
Aluminium carbon composite wear-resisting property of the invention is excellent, has widened the application range of material.For example, the aluminium is carbon-based multiple
Condensation material is widely used in the fields such as automobile, motorcycle, military project, and wear part is primarily referred to as such as tank, motorcycle, vapour
The wear parts such as piston, cylinder sleeve and the cylinder body of car engine.
It is understood that above equipment is the equipment comprising the wear part, which for example can be automobile, motor
Vehicle, tank etc..
It should be understood that the equipment of the application of third aspect present invention, the wear part of fourth aspect and the 5th aspect
It is based on the same inventive concept, thus at least to have and above-mentioned aluminium carbon with aluminium C-base composte material above-mentioned and preparation method thereof
The identical advantage of based composites and preparation method thereof, details are not described herein.
It should be noted that be not described in detail in the explanation of above-mentioned aluminium C-base composte material and its preparation method and application
Content, is Common Parameters or ordinary operation mode, such as the condition of drying etc. that those skilled in the art are readily apparent that, can be with
Referring to the prior art, or regulated and controled according to the actual situation by those skilled in the art, therefore can be omitted to it specifically
It is bright.
To facilitate the understanding of the present invention, combined with specific embodiments below, comparative example and attached drawing, the present invention is made furtherly
It is bright.
Embodiment 1
A kind of preparation method of aluminium C-base composte material, comprising the following steps:
S100, the ADC12 Aluminum Alloy Chip of recycling is cleaned by ultrasonic, wherein solution used by being cleaned by ultrasonic is selected from
Acetone, alcohol and distilled water successively use acetone, ethyl alcohol and each self-cleaning 5min of distilled water in ultrasonic cleaning respectively；
S200, by after cleaning ADC12 Aluminum Alloy Chip and glucose solution mix, glucose contains in glucose solution
Amount is 0.2mol/L, and wherein the quality of chip is 20g, and the volume of glucose solution is 100mL；By mixed chip and glucose
Solution, which is added in reaction kettle, carries out hydro-thermal reaction, is heated to 200 DEG C, keeps the temperature 2h, then dries reactant；
S300, it the reactant of drying is put into vacuum drying oven is heated to 400 DEG C, keep the temperature 2h；
S400, the material after heating is packed into green compact device, green compact device is heated to 350 DEG C, then keeps the temperature 20min,
Green compact device is suppressed again, pressing pressure 640MPa, dwell time 50s, green compact is made；
Green compact is fitted into pressurizing unit, pressurizing unit is heated to 350 DEG C, then keeps the temperature 20min, then to pressurizing unit
It is squeezed, squeeze pressure 640MPa, extrusion ratio 25:1, obtains the aluminium C-base composte material that production needs.
The present embodiment additionally provides a kind of aluminium C-base composte material, is the preparation side by above-mentioned aluminium C-base composte material
Made from method.
Aluminium C-base composte material obtained above is taken to carry out friction-wear test, test result shows the composite material
Coefficient of friction is 0.44, wear rate 0.462*10-4mm3/N*m。
In the present invention, friction-wear test is tested using dry Sliding Friction Wear in Xiao's SFT-2M disk-type friction wear test
It is carried out on machine, test carries out at room temperature, and abrasive material is GCr15 steel ball, hardness 55-66HRC.Style is diameter 8mm, high
5mm is spent, and pre-grinding is carried out to surface using 1500 mesh sand paper, is cleaned after pre-grinding with alcohol.Friction and wear test load is 8N, is turned
Fast 200r/min, testing time 3600s；Each technique is tested three times, is weighed after test to style, its abrasion is calculated
Rate (test method of following embodiment and comparative examples is identical with this).
Embodiment 2
A kind of preparation method of aluminium C-base composte material, comprising the following steps:
S100, the ADC12 Aluminum Alloy Chip of recycling is cleaned by ultrasonic, wherein solution used by being cleaned by ultrasonic is selected from
Acetone, alcohol and distilled water successively use acetone, ethyl alcohol and each self-cleaning 5min of distilled water in ultrasonic cleaning respectively；
S200, by after cleaning ADC12 Aluminum Alloy Chip and glucose solution mix, glucose contains in glucose solution
Amount is 0.2mol/L, and wherein the quality of chip is 20g, and the volume of glucose solution is 100mL；By mixed chip and glucose
Solution, which is added in reaction kettle, carries out hydro-thermal reaction, is heated to 180 DEG C, keeps the temperature 2h, then dries reactant；
S300, it the reactant of drying is put into vacuum drying oven is heated to 500 DEG C, keep the temperature 2h；
S400, the material after heating is packed into green compact device, green compact device is heated to 350 DEG C, then keeps the temperature 20min,
Green compact device is suppressed again, pressing pressure 640MPa, dwell time 50s, green compact is made；
Green compact is fitted into pressurizing unit, pressurizing unit is heated to 350 DEG C, then keeps the temperature 20min, then to pressurizing unit
It is squeezed, squeeze pressure 640MPa, extrusion ratio 25:1, obtains the aluminium C-base composte material that production needs.
The present embodiment additionally provides a kind of aluminium C-base composte material, is the preparation side by above-mentioned aluminium C-base composte material
Made from method.
Aluminium C-base composte material obtained above is taken to carry out friction-wear test, test result shows the composite material
Coefficient of friction is 0.42, wear rate 0.381*10-4mm3/N*m。
Embodiment 3
A kind of preparation method of aluminium C-base composte material, comprising the following steps:
S100, the AC9B Aluminum Alloy Chip of recycling is cleaned by ultrasonic, wherein solution used by being cleaned by ultrasonic is selected from
Acetone, alcohol and distilled water successively use acetone, ethyl alcohol and each self-cleaning 5min of distilled water in ultrasonic cleaning respectively；
S200, by after cleaning AC9B Aluminum Alloy Chip and glucose solution mix, glucose contains in glucose solution
Amount is 0.2mol/L, and wherein the quality of chip is 20g, and the volume of glucose solution is 100mL；By mixed chip and glucose
Solution, which is added in reaction kettle, carries out hydro-thermal reaction, is heated to 180 DEG C, keeps the temperature 2h, then dries reactant；
S300, it the reactant of drying is put into vacuum drying oven is heated to 500 DEG C, keep the temperature 2h；
S400, the material after heating is packed into green compact device, green compact device is heated to 350 DEG C, then keeps the temperature 20min,
Green compact device is suppressed again, pressing pressure 640MPa, dwell time 50s, green compact is made；
Green compact is fitted into pressurizing unit, pressurizing unit is heated to 350 DEG C, then keeps the temperature 20min, then to pressurizing unit
It is squeezed, squeeze pressure 640MPa, extrusion ratio 25:1, obtains the aluminium C-base composte material that production needs.
The present embodiment additionally provides a kind of aluminium C-base composte material, is the preparation side by above-mentioned aluminium C-base composte material
Made from method.
Aluminium C-base composte material obtained above is taken to carry out friction-wear test, test result shows the composite material
Coefficient of friction is 0.35, wear rate 0.205*10-5mm3/N*m。
Embodiment 4
A kind of preparation method of aluminium C-base composte material, comprising the following steps:
S100, the AC9B Aluminum Alloy Chip of recycling is cleaned by ultrasonic, wherein solution used by being cleaned by ultrasonic is selected from
Acetone, alcohol and distilled water, in ultrasonic cleaning respectively successively with acetone, ethyl alcohol and distilled water each self-cleaning 8min, 10min and
10min；
S200, by after cleaning AC9B Aluminum Alloy Chip and fructose soln mix, the content of fructose is in fructose soln
0.5mol/L, wherein the quality of chip is 15g, and the volume of fructose soln is 100mL；Mixed chip and fructose soln are added
Hydro-thermal reaction is carried out into reaction kettle, is heated to 250 DEG C, is kept the temperature 3h, is then dried reactant；
S300, it the reactant of drying is put into vacuum drying oven is heated to 530 DEG C, keep the temperature 1.5h；
S400, the material after heating is packed into green compact device, green compact device is heated to 400 DEG C, then keeps the temperature 30min,
Green compact device is suppressed again, pressing pressure 600MPa, dwell time 60s, green compact is made；
Green compact is fitted into pressurizing unit, pressurizing unit is heated to 400 DEG C, then keeps the temperature 30min, then to pressurizing unit
It is squeezed, squeeze pressure 600MPa, extrusion ratio 26:1, obtains the aluminium C-base composte material that production needs.
The present embodiment additionally provides a kind of aluminium C-base composte material, is the preparation side by above-mentioned aluminium C-base composte material
Made from method.
Aluminium C-base composte material obtained above is taken to carry out friction-wear test, test result shows the composite material
Coefficient of friction is 0.36, wear rate 0.273*10-5mm3/N*m。
Embodiment 5
A kind of preparation method of aluminium C-base composte material, comprising the following steps:
S100, the ADC12 Aluminum Alloy Chip of recycling is cleaned by ultrasonic, wherein solution used by being cleaned by ultrasonic is selected from
Acetone, alcohol and distilled water successively use acetone, ethyl alcohol and each self-cleaning 10min of distilled water in ultrasonic cleaning respectively；
S200, by after cleaning ADC12 Aluminum Alloy Chip and sucrose solution mix, the content of sucrose is in sucrose solution
1.0mol/L, wherein the quality of chip is 8g, and the volume of sucrose solution is 100mL；Mixed chip and sucrose solution are added
Hydro-thermal reaction is carried out into reaction kettle, is heated to 150 DEG C, is kept the temperature 5h, is then dried reactant；
S300, it the reactant of drying is put into vacuum drying oven is heated to 350 DEG C, keep the temperature 3h；
S400, the material after heating is packed into green compact device, green compact device is heated to 300 DEG C, then keeps the temperature 25min,
Green compact device is suppressed again, pressing pressure 500MPa, dwell time 40s, green compact is made；
Green compact is fitted into pressurizing unit, pressurizing unit is heated to 300 DEG C, then keeps the temperature 25min, then to pressurizing unit
It is squeezed, squeeze pressure 640MPa, extrusion ratio 27:1, obtains the aluminium C-base composte material that production needs.
The present embodiment additionally provides a kind of aluminium C-base composte material, is the preparation side by above-mentioned aluminium C-base composte material
Made from method.
Aluminium C-base composte material obtained above is taken to carry out friction-wear test, test result shows the composite material
Coefficient of friction is 0.39, wear rate 0.346*10-4mm3/N*m。
Embodiment 6
A kind of preparation method of aluminium C-base composte material, comprising the following steps:
S100, the AC9B Aluminum Alloy Chip of recycling is cleaned by ultrasonic, wherein solution used by being cleaned by ultrasonic is selected from
Acetone, alcohol and distilled water successively use acetone, ethyl alcohol and each self-cleaning 5min of distilled water in ultrasonic cleaning respectively；
S200, by after cleaning AC9B Aluminum Alloy Chip and glucose solution mix, glucose contains in glucose solution
Amount is 0.5mol/L, and wherein the quality of chip is 10g, and the volume of glucose solution is 100mL；By mixed chip and glucose
Solution, which is added in reaction kettle, carries out hydro-thermal reaction, is heated to 200 DEG C, keeps the temperature 2h, then dries reactant；
S300, it the reactant of drying is put into vacuum drying oven is heated to 500 DEG C, keep the temperature 2h；
S400, the material after heating is packed into green compact device, green compact device is heated to 300 DEG C, then keeps the temperature 5min, then
Green compact device is suppressed, pressing pressure 640MPa, dwell time 47s, green compact is made；
Green compact is fitted into pressurizing unit, pressurizing unit is heated to 300 DEG C, then keeps the temperature 5min, then to pressurizing unit
It is squeezed, squeeze pressure 640MPa, extrusion ratio 25:1, obtains the aluminium C-base composte material that production needs.
The present embodiment additionally provides a kind of aluminium C-base composte material, is the preparation side by above-mentioned aluminium C-base composte material
Made from method.
Aluminium C-base composte material obtained above is taken to carry out friction-wear test, test result shows the composite material
Coefficient of friction is 0.31, wear rate 0.267*10-5mm3/N*m。
Embodiment 7
Reaction kettle shown in FIG. 1, pressure shown in Fig. 2 can be used in the described in any item preparation methods of above-described embodiment 1-6
Device processed and pressurizing unit shown in Fig. 3 carry out preparing aluminium C-base composte material.
By taking embodiment 6 as an example, when it uses reaction kettle shown in FIG. 1, pressure setting shown in Fig. 2 and shown in Fig. 3 squeezes
When prepared by pressure device, specific preparation process is as follows:
S100, the AC9B Aluminum Alloy Chip of recycling is cleaned by ultrasonic, wherein solution used by being cleaned by ultrasonic is selected from
Acetone, alcohol and distilled water successively use acetone, ethyl alcohol and each self-cleaning 5min of distilled water in ultrasonic cleaning respectively；
S200, by after cleaning AC9B Aluminum Alloy Chip and glucose solution mix, glucose contains in glucose solution
Amount is 0.5mol/L, and wherein the quality of chip is 10g, and the volume of glucose solution is 100mL；
As shown in Figure 1, reaction kettle 100, comprising: reaction kettle cover 101, embodiment in which top gasket 102, inner bladder cover 103, reaction kettle body
104, liner 105 and bottom gasket 106, inner bladder cover 103 suit with liner 105 on, and with liner 105 be interference fitted, bottom pad
Piece 106, the inner bladder cover 103 of suit and liner 105 and embodiment in which top gasket 102 are set in reaction kettle body 104, bottom gasket 106,
The inner bladder cover 103 of suit and liner 105 and embodiment in which top gasket 102 with 104 clearance fit of reaction kettle body, the inner bladder cover 103 of suit
It is set in bottom gasket with liner 105, embodiment in which top gasket 102 is set on the inner bladder cover 103 and liner 105 of suit, reaction kettle
Lid 101 is set on reaction kettle body 104, and is threadedly engaged with autoclave body 104 is answered.
Mixed chip and glucose solution are added in liner 105, suit upper inner-liner lid 103, bottom gasket 106,
The inner bladder cover 103 of suit and is fitted into the liner 105 of chip and embodiment in which top gasket 102 is set in reaction kettle body 104, set is loaded onto instead
Kettle cover 101 is answered, is heated to 200 DEG C, keeps the temperature 2h, carries out hydro-thermal reaction；
S300, it the reactant of drying is put into vacuum drying oven is heated to 500 DEG C, keep the temperature 2h；
S400, as shown in Fig. 2, using pressure setting 200, pressure setting 200 includes the first formed punch 201, first sleeve
202, the first mold 203, gasket 205, the first formed punch 201 are set in the first mold 203, and are matched with 203 gap of the first mold
It closing, the first mold 203, gasket 205 are set in first sleeve 202, the first mold 203 and 202 clearance fit of first sleeve,
And the first mold 203 is set on gasket 205；The diameter of first formed punch 201 is Φ 40mm, and the type chamber of the first mold 203 is straight
Diameter is Φ 40mm, outer diameter is Φ 80mm, and the outer diameter of first sleeve 202 is Φ 160mm, the diameter of gasket 205 be Φ 80mm (due to
Pressure setting 200 is equipment commonly used in the art, and details are not described herein)；
Chip after drying is fitted into the first mold 203, then the first mold 203 is fitted into first sleeve 202, by
One formed punch 201 is fitted into the first mold 203, then the pressure setting 200 assembled is kept the temperature 5min to 300 DEG C with stove heating,
The pressure setting 200 after heating is suppressed again, pressing pressure 640MPa, dwell time 47s, by the first mold 203
In chip compacting, obtain green compact 204；
As shown in figure 3, pressurizing unit 300 includes the second formed punch 301, second sleeve 302, second using pressurizing unit 300
Mold 303 and extrusion die 305, the second formed punch 301 are set in the second mold 303, and with 303 clearance fit of the second mold,
Second mold 303, extrusion die 305 are set in second sleeve 302, and the second mold 303 is matched with 302 gap of second sleeve
It closes, and the second mold 303 is set on extrusion die 305；The diameter of second formed punch 301 is Φ 40mm, the second mold 303
Type chamber diameter is Φ 40mm, outer diameter is Φ 80mm, and the type chamber of extrusion die 305 is Φ 8mm, outer diameter is Φ 40mm, second sleeve
302 outer diameter is Φ 160mm (since pressurizing unit 300 is equipment commonly used in the art, details are not described herein)；
Green compact 204 is put into the second mold 303, then the second mold 303 is fitted into second sleeve 302, by the second punching
First 301 are fitted into the second mold 303, and the pressurizing unit 300 assembled is put into resistance furnace and is heated to 300 DEG C, is then kept the temperature
5min, then the pressurizing unit 300 after heating is put into extruder and is squeezed, extruder pressurizes to the second formed punch 301, and pressure is
Green compact 204 in second mold 303 is squeezed into bar 304 by extrusion die 305 by 640MPa, extrusion ratio 25:1.
Comparative example 1
A kind of preparation method of aluminium alloy, comprising the following steps:
S100, the AC9B Aluminum Alloy Chip of recycling is cleaned by ultrasonic, wherein solution used by being cleaned by ultrasonic is selected from
Acetone, alcohol and distilled water successively use acetone, ethyl alcohol and each self-cleaning 5min of distilled water in ultrasonic cleaning respectively；
S200, the chip after cleaning is packed into green compact device, green compact device is heated to 350 DEG C, then keeps the temperature 20min,
Green compact device is suppressed again, pressing pressure 640MPa, dwell time 50s, green compact is made；
Green compact is fitted into pressurizing unit, pressurizing unit is heated to 350 DEG C, then keeps the temperature 20min, then to pressurizing unit
It is squeezed, squeeze pressure 640MPa, extrusion ratio 25:1 obtains aluminum alloy materials.
The difference of this comparative example and embodiment 3 is, step S200 and S300 is omitted, i.e., aluminium alloy is direct after cleaning
It is squeezed.
Aluminium alloy made from this comparative example is taken to carry out friction-wear test, test result shows the coefficient of friction of the material
It is 0.41, wear rate 0.287*10-5mm3/N*m。
Compared with Example 3, coefficient of friction reduces 14.63% to this comparative example, and wear rate reduces 28.57%.
Comparative example 2
A kind of existing aluminum matrix composite, the Al bought using market2O3Aluminum matrix composite is as control material.
Using same method, friction-wear test is carried out to the composite material, test result shows the friction of the material
Coefficient is 0.48, wear rate 0.39*10-4mm3/N*m。
It can be seen from the above the wear-resisting property for the aluminium C-base composte material that the embodiment of the present invention obtains is excellent.The present invention
The wearability of aluminium/C-base composte material obtained improves at least 10% compared with existing aluminum matrix composite.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (10)
1. a kind of preparation method of aluminium C-base composte material, which comprises the following steps:
Aluminium alloy stock is mixed with saccharide solution, hydro-thermal reaction is carried out, obtains reactant；
Reactant is successively heated and squeezed, aluminium C-base composte material is obtained.
2. the preparation method of aluminium C-base composte material according to claim 1, which is characterized in that the aluminium alloy stock
The volume ratio of quality and saccharide solution is (1-100) g:(1-1000) mL；
Preferably, the aluminium alloy stock includes Aluminum Alloy Chip；
Preferably, the molar concentration of carbohydrate is 0.001-10mol/L in the saccharide solution.
3. the preparation method of aluminium C-base composte material according to claim 1, which is characterized in that in the saccharide solution
Carbohydrate includes monosaccharide and/or polysaccharide；
Preferably, the carbohydrate includes glucose, fructose, galactolipin, sucrose, lactose, maltose, trehalose, starch or fiber
At least one of element；
Preferably, the carbohydrate is glucose.
4. the preparation method of aluminium C-base composte material according to claim 1, which is characterized in that the temperature of hydro-thermal reaction is
50-300 DEG C, the time of hydro-thermal reaction is 1-24h.
5. the preparation method of aluminium C-base composte material according to claim 1, which is characterized in that it is described heating include: by
Reactant after drying carries out heating in vacuum；
Preferably, the temperature of heating in vacuum is 300-530 DEG C, and the time of heating in vacuum is 1-24h.
6. the preparation method of aluminium C-base composte material according to claim 1, which is characterized in that the extruding includes: elder generation
The material obtained to heating is suppressed, and green compact is obtained；The green compact is squeezed again, obtains aluminium C-base composte material；
Preferably, first the material that heating obtains is added in green compact device, then green compact device is heated, then carried out again
Compacting, obtains green compact；
It preferably, is 200-400 DEG C to the temperature of green compact device heating, soaking time 1-30min；
Preferably, when compacting, pressing pressure 300-800MPa, dwell time 5-60s；
Preferably, first the green compact is added in pressurizing unit, then pressurizing unit is heated, then squeezed again,
Obtain aluminium C-base composte material；
It preferably, is 200-400 DEG C to the temperature of pressurizing unit heating, soaking time 1-30min；
Preferably, when extruding, squeeze pressure 600-1200MPa, extrusion ratio 23-27:1；
It preferably, further include that pretreated step is carried out to aluminium alloy stock, the pretreatment includes carrying out to aluminium alloy stock
Cleaning；
Preferably, the cleaning includes ultrasonic cleaning；
Preferably, the ultrasonic cleaning includes: successively to be cleaned by ultrasonic using ketone solution, alcohol solution and water；
Preferably, 1-30min is each independently using the time that ketone solution, alcohol solution and water are cleaned by ultrasonic.
7. a kind of aluminium C-base composte material, which is characterized in that use aluminium C-base composte material described in any one of claims 1-6
Preparation method be prepared.
8. application of the aluminium C-base composte material as claimed in claim 7 in wear part.
9. a kind of wear part, which is characterized in that the making material of the wear part includes that aluminium as claimed in claim 7 is carbon-based
Composite material.
10. a kind of equipment, which is characterized in that the equipment includes wear part as claimed in claim 9.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113427852A (en) * | 2021-06-23 | 2021-09-24 | 哈尔滨理工大学 | Carbon and light alloy based layered composite material and preparation method thereof |
| CN114918414A (en) * | 2022-05-30 | 2022-08-19 | 青岛理工大学 | Self-lubricating wear-resistant aluminum-based composite gear and preparation method thereof |
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| CN107058739A (en) * | 2017-01-22 | 2017-08-18 | 哈尔滨理工大学 | A kind of hypereutectic al-si composite and its manufacture method, application |
| CN107974672A (en) * | 2017-11-20 | 2018-05-01 | 中国科学院青岛生物能源与过程研究所 | A kind of porous plate aperture modulating method based on biomass carbon material |
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| CN107058739A (en) * | 2017-01-22 | 2017-08-18 | 哈尔滨理工大学 | A kind of hypereutectic al-si composite and its manufacture method, application |
| CN107974672A (en) * | 2017-11-20 | 2018-05-01 | 中国科学院青岛生物能源与过程研究所 | A kind of porous plate aperture modulating method based on biomass carbon material |
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| CN113427852A (en) * | 2021-06-23 | 2021-09-24 | 哈尔滨理工大学 | Carbon and light alloy based layered composite material and preparation method thereof |
| CN114918414A (en) * | 2022-05-30 | 2022-08-19 | 青岛理工大学 | Self-lubricating wear-resistant aluminum-based composite gear and preparation method thereof |
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