CN106566963A - Preparation method and stirring device of aluminum alloy composite armor material - Google Patents
Preparation method and stirring device of aluminum alloy composite armor material Download PDFInfo
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- CN106566963A CN106566963A CN201610977833.2A CN201610977833A CN106566963A CN 106566963 A CN106566963 A CN 106566963A CN 201610977833 A CN201610977833 A CN 201610977833A CN 106566963 A CN106566963 A CN 106566963A
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- graphene
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- aluminium alloy
- armour material
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- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 56
- 239000000463 material Substances 0.000 title claims abstract description 37
- 238000002360 preparation method Methods 0.000 title claims abstract description 33
- 239000002131 composite material Substances 0.000 title abstract description 18
- 238000003756 stirring Methods 0.000 title abstract description 12
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 70
- 229910021389 graphene Inorganic materials 0.000 claims abstract description 69
- 239000000843 powder Substances 0.000 claims abstract description 27
- 239000011812 mixed powder Substances 0.000 claims abstract description 25
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 17
- 238000001035 drying Methods 0.000 claims abstract description 10
- 150000001875 compounds Chemical class 0.000 claims description 25
- 235000011837 pasties Nutrition 0.000 claims description 10
- 239000000243 solution Substances 0.000 claims description 6
- 230000001476 alcoholic effect Effects 0.000 claims description 5
- 239000011259 mixed solution Substances 0.000 claims description 4
- 238000004064 recycling Methods 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 3
- 239000011154 composite armour Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 9
- 238000002156 mixing Methods 0.000 abstract description 3
- 238000001132 ultrasonic dispersion Methods 0.000 abstract description 3
- 238000011112 process operation Methods 0.000 abstract description 2
- 238000005054 agglomeration Methods 0.000 abstract 1
- 230000002776 aggregation Effects 0.000 abstract 1
- 239000002612 dispersion medium Substances 0.000 abstract 1
- 238000000227 grinding Methods 0.000 abstract 1
- 238000009776 industrial production Methods 0.000 abstract 1
- 229910052751 metal Inorganic materials 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 229910052782 aluminium Inorganic materials 0.000 description 13
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 13
- 229910045601 alloy Inorganic materials 0.000 description 5
- 239000000956 alloy Substances 0.000 description 5
- 238000005266 casting Methods 0.000 description 4
- 229910002804 graphite Inorganic materials 0.000 description 3
- 239000010439 graphite Substances 0.000 description 3
- 238000010907 mechanical stirring Methods 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 229910001069 Ti alloy Inorganic materials 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- -1 graphite Alkene Chemical class 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 238000005272 metallurgy Methods 0.000 description 2
- 239000002086 nanomaterial Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000010936 titanium Substances 0.000 description 2
- 229910016384 Al4C3 Inorganic materials 0.000 description 1
- 206010054949 Metaplasia Diseases 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 150000001721 carbon Chemical group 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000015689 metaplastic ossification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C21/00—Alloys based on aluminium
- C22C21/06—Alloys based on aluminium with magnesium as the next major constituent
- C22C21/08—Alloys based on aluminium with magnesium as the next major constituent with silicon
-
- B22F1/0003—
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Powder Metallurgy (AREA)
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
Abstract
The invention provides a preparation method and stirring device of an aluminum alloy composite armor material. The adding quantity of graphene in the composite armor material is 0.5%-1% of the total mass of the composite armor material. The graphene is dispersed through an ultrasonic dispersion method, alcohol is utilized as an ultrasonic dispersion medium, and graphene/aluminum alloy mixed powder free of hardening and agglomeration is prepared through the simple process operation of mixing, drying, grinding and the like. According to the preparation method, the uniform dispersity of the graphene in metal powder is good, the preparation process is simple, and the process is adjustable and controllable. The material is low in preparation cost and suitable for industrial production, and market prospects are good.
Description
Technical field
The present invention relates to a kind of preparation method of composite, in particular to a kind of system of aluminium alloy compound armour material
Preparation Method and its agitating device.
Background technology
Graphene is a kind of two-dimension nano materials being made up of carbon atom, and in individual layer laminated structure, (thickness is only several receiving
Rice).Due to its unique bi-dimensional cellular crystal structure and high bond strength, Graphene is the specific strength in the world being currently known
Highest, most hard nano material, its fracture strength is up to 130GPa.Therefore, using the high intensity of Graphene, by itself and metal
Material cladding, is prepared into Graphene/metallic composite, is a kind of new high-strength and high ductility metal-base composites.
At present Graphene mainly has two kinds with the preparation method of metallic composite：Melt casting and powder metallurgic method.
For example, when preparing graphene/aluminum composite using melt casting, due to Graphene and both aluminium density variation greatly, graphite
Alkene is difficult to disperse in aluminium liquid inner homogeneous, additionally, the two is likely occurred high-temperature interface reaction in material preparation process, generates
Al4C3Brittlement phase, reduces material property, therefore graphene/aluminum composite is less is prepared using melt casting.Using powder
When last metallurgy method prepares graphene/aluminum composite, it is necessary first to obtain Graphene and the mixed uniformly powder of aluminium alloy, then
Graphene/aluminum composite block material is prepared by follow-up pressure processing, conventional melt casting band is suppressed to greatest extent
The high-temperature interface reaction for coming.Therefore, graphene/aluminum composite is typically prepared using powder metallurgic method.
At present, LAV has been used up steel bulletproof armour, and gunship adopts titanium alloy bulletproof armour.But
It is that future war all proposes higher and higher wanting to the long-range delivery ability of ground force, the payload capability of gunship
Ask, this just proposes rigors to equipping weight, and existing steel armor and titanium alloy armor can not meet following weapon
The needs of equipment Development.Therefore need to provide a kind of density low, low cost, easily the composite armour material of batch production and its preparation
The mixing apparatus of this material.
For metal-base composites, strengthen whether the distribution in metallic matrix is uniform, strengthen whether phase is sent out
Whether closely raw reunion, interface cohesion, directly decide the quality of composite property.Therefore, Graphene is in metallic matrix
It is dispersed how to realize, be to prepare the key technology that Graphene/metallic composite needs to break through.In particular by powder
When metallurgy method prepares Graphene/metallic composite, Graphene homodisperse mixed powder in metal-powder how is obtained,
It is premise and the basis for preparing high-quality Graphene/metallic composite.It is directed to equipment, dispersant and alloy composition.
The content of the invention
In order to overcome the above-mentioned deficiency of prior art, the invention provides the new side that a kind of Graphene mixes with metal-powder
Method, is capable of achieving Graphene and mixes with the uniform of metal-powder.
The purpose of the present invention employs the following technical solutions realization：
A kind of preparation method of aluminium alloy compound armour material, comprises the steps：
(1) Al alloy powder of Graphene and -200+400 mesh is weighed；
(2) Graphene 0.5～1.0h of ultrasonic disperse in alcoholic solution, obtains Graphene/alcohol mixed solution；
(3) Al alloy powder is dividedly in some parts in the Graphene/alcohol mixed solution, 100～500r/min of rotating speed, temperature
At 40～60 DEG C of degree, mix 1～2h, obtain the graphene/aluminum alloy mixed powder body of semisolid pasty state；
At (4) 50～60 DEG C, the graphene/aluminum alloy mixed powder 2～3h of body of the drying semisolid pasty state；
(5) roll the graphene/aluminum alloy mixed powder that step (4) obtains and obtain the mixed-powder without hardened reunion；
The aluminium alloy contains by mass percentage following components：Cu, 0.1%；Mg, 4.0～4.9%；Si, 0.4%；
Ti, 0.15%；Fe, 0.4%；Zn, 0.25%；Mn, 0.40～1.0%；Cr, 0.05～0.25%；Remaining is Al.
A kind of first preferred version of the preparation method of aluminium alloy compound armour material, Mg, 4.5%.
A kind of second preferred version of the preparation method of aluminium alloy compound armour material, Mn, 0.8%.
A kind of 3rd preferred version of the preparation method of aluminium alloy compound armour material, Cr, 0.15%.
A kind of 4th preferred version of the preparation method of aluminium alloy compound armour material, in step (1), Graphene accounts for compound
The 0.5～1.0% of armour material gross mass.
A kind of 5th preferred version of the preparation method of aluminium alloy compound armour material, in step (2), ultrasonic disperse is adopted
Ultrasonic cell disrupte instrument；Less than 10 layers of Graphene accounts for 60-70%.
A kind of 6th preferred version of the preparation method of aluminium alloy compound armour material, in step (3), the speed being dividedly in some parts
Degree is 100～150g/10min.
A kind of 7th preferred version of the preparation method of aluminium alloy compound armour material, in step (4), dry alcohol is cold
Solidifying retracting device.
A kind of 8th preferred version of the preparation method of aluminium alloy compound armour material, in step (5), rolls the time for 2
～3h.
Present invention also offers a kind of agitating device of aluminium alloy compound armour material, including base, on base
Constant temperature bath, the bracing frame being fixed on base and the mechanical agitation part for being arranged on bracing frame top, it is characterised in that it is described
Constant temperature bath include pot, temperature sensor, single-chip microcomputer, memory module, heater-driven module, refrigerator drive module, plus
Hot device, refrigerator；The single-chip microcomputer drives mould with temperature sensor, memory module, heater-driven module and refrigerator respectively
Block connects；The heater-driven module is connected with heater；The mechanical stirring device includes scalable puddler, stirring electricity
Machine, speed control, the speed control connects the stirring motor, and the scalable puddler connection is described to stir electricity
Machine；Stirring vane is provided with the scalable puddler.
With immediate prior art ratio, the present invention provide technical scheme there is following excellent effect：
(1) preparation method that the present invention is provided, Graphene is uniformly dispersed good in metal-powder.
(2) the method preparation process that the present invention is provided is simple, and it is controllable that technique is adjustable.Material preparation cost is relatively low, is adapted to work
Industry metaplasia is produced, good market prospects.
(3) the temperature control electric mixer that the present invention is provided, at the uniform velocity stirring, uniform heating lower the temperature to reach optimum response effect
Really.
Description of the drawings
Fig. 1 is the electron microscope of aluminium alloy powder；
Fig. 2 is Graphene and the mixed uniformly electron microscope of aluminium alloy powder；
Fig. 3 is the structure chart of temperature control electric mixer；
Wherein：1. base；2. constant temperature bath；3. heater；4. stirring vane；5. scalable puddler；6. TEMP
Device；7. speed control；8. stirring motor；9. refrigerator；10. single-chip microcomputer；11. bracing frames.
Specific embodiment
Be described in further detail with reference to specific embodiments and the drawings, technical scheme is carried out it is clear,
It is fully described by, it is clear that described embodiment is only a part of embodiment of the invention, rather than the embodiment of whole.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Embodiment 1：
(1) to Al alloy powder (- 200+400 mesh) and Graphene, (Graphene accounts for aluminium alloy compound armour material gross mass
0.5%) feeding is carried out respectively, weigh；
(2) Graphene is placed in beaker, pour into after alcohol carries out ultrasonic disperse 0.5h in ultrasonic cell disrupte instrument；
(3) by Al alloy powder, in batches (100g/10min) is added in the good Graphene/alcoholic solution of ultrasonic disperse,
Rotating speed 100r/min, mixes 1h in the temperature control electric mixer of 40 DEG C of heating-up temperature, the graphene/aluminum for obtaining semisolid pasty state is closed
Golden mixed powder；
(4) the graphene/aluminum alloy mixed powder body of semisolid pasty state is placed in alcohol condensate recycling device and is dried,
The recovery until alcohol in powder is condensed completely, obtains dry graphene/aluminum alloy mixed powder body.50 DEG C of drying temperature,
Drying time 2h；
(5) dried graphene/aluminum mixed powder for alloy special tooling is rolled into 2h and obtains mixed without hardened reunion
Close powder.
Embodiment 2：
(1) to Al alloy powder (- 200+400 mesh) and Graphene, (Graphene accounts for aluminium alloy compound armour material gross mass
1%) feeding is carried out respectively, weigh；
(2) Graphene is placed in beaker, pour into after alcohol carries out ultrasonic disperse 1h in ultrasonic cell disrupte instrument；
(3) by Al alloy powder, in batches (150g/10min) is added in the good Graphene/alcoholic solution of ultrasonic disperse,
Rotating speed 500r/min, mixes 2h in the temperature control electric mixer of 60 DEG C of heating-up temperature, the graphene/aluminum for obtaining semisolid pasty state is closed
Golden mixed powder；
(4) the graphene/aluminum alloy mixed powder body of semisolid pasty state is placed in alcohol condensate recycling device and is dried,
The recovery until alcohol in powder is condensed completely, obtains dry graphene/aluminum alloy mixed powder body.60 DEG C of drying temperature,
Drying time 3h；
(5) dried graphene/aluminum mixed powder for alloy frock is rolled into 3h and obtains the mixed-powder without hardened reunion.
Embodiment 3：
(1) to Al alloy powder (- 200+400 mesh) and Graphene, (Graphene accounts for aluminium alloy compound armour material gross mass
0.8%) feeding is carried out respectively, weigh；
(2) Graphene is placed in beaker, pour into after alcohol carries out ultrasonic disperse 1h in ultrasonic cell disrupte instrument；
(3) by Al alloy powder, in batches (120g/10min) is added in the good Graphene/alcoholic solution of ultrasonic disperse,
Rotating speed 300r/min, mixes 1.5h in the temperature control electric mixer of 50 DEG C of heating-up temperature, obtain the graphene/aluminum of semisolid pasty state
Alloy mixed powder body；
(4) the graphene/aluminum alloy mixed powder body of semisolid pasty state is placed in alcohol condensate recycling device and is dried,
The recovery until alcohol in powder is condensed completely, obtains dry graphene/aluminum alloy mixed powder body.550 DEG C of drying temperature,
Drying time 2.5h；
(5) dried graphene/aluminum mixed powder for alloy special tooling is rolled into 2.5h to obtain without hardened reunion
Mixed-powder.
In above-described embodiment, less than 10 layers of Graphene accounts for overall 60-70%；Under aluminium alloy contains by mass percentage
State component：Cu, 0.1%；Mg, 4.0～4.9%；Si, 0.4%；Ti, 0.15%；Fe, 0.4%；Zn, 0.25%；Mn, 0.40～
1.0%；Cr, 0.05～0.25%；Remaining is Al.
Embodiment 4：
Temperature-control electric agitator used in the various embodiments described above is as shown in figure 3, including base 1, on base
Constant temperature bath 2, the bracing frame being fixed on base and the mechanical stirring device on bracing frame top is arranged on, constant temperature bath 1 includes
Pot, temperature sensor 6, single-chip microcomputer, memory module, heater-driven module, refrigerator drive module, heater 3, refrigerator
9, single-chip microcomputer connects respectively temperature sensor, memory module, heater-driven module, refrigerator drive module, the heater
Drive module connects heater 3, the connection refrigerator of refrigerator 9；Mechanical stirring device include scalable puddler 5, stirring motor,
Speed control 7, scalable puddler connects the stirring motor 8；Stirring vane 4 is provided with scalable puddler.
The technical scheme of present invention offer is can be seen that with reference to Fig. 2 from Fig. 1, using ultrasonic dispersion dispersed graphite alkene, profit
It is ultrasonic disperse medium with alcohol, by mixing, is dried and rolls etc. simple process operation, the graphite without hardened reunion is obtained
Alkene/aluminium alloy mixed-powder, Graphene is uniformly dispersed good in metal-powder.
Finally it should be noted that：Above example only to illustrate technical scheme rather than a limitation, institute
Category field it is to be appreciated by one skilled in the art that with reference to above-described embodiment can to the present invention specific embodiment modify
Or equivalent, these any modifications or equivalent without departing from spirit and scope of the invention, it all should cover at this
Within the claims of invention.
Claims (9)
1. a kind of preparation method of aluminium alloy compound armour material, it is characterised in that the preparation method comprises the steps：
(1) Al alloy powder of Graphene and -200+400 mesh is weighed；
(2) Graphene 0.5～1.0h of ultrasonic disperse in alcoholic solution, obtains Graphene/alcohol mixed solution；
(3) Al alloy powder is dividedly in some parts in the Graphene/alcohol mixed solution, 100～500r/min of rotating speed, temperature 40
At～60 DEG C, mix 1～2h, obtain the graphene/aluminum alloy mixed powder body of semisolid pasty state；
At (4) 50～60 DEG C, the graphene/aluminum alloy mixed powder 2～3h of body of the drying semisolid pasty state；
(5) roll the graphene/aluminum alloy mixed powder that step (4) obtains and obtain the mixed-powder without hardened reunion；
The aluminium alloy contains by mass percentage following components：Cu, 0.1%；Mg, 4.0～4.9%；Si, 0.4%；Ti,
0.15%；Fe, 0.4%；Zn, 0.25%；Mn, 0.40～1.0%；Cr, 0.05～0.25%；Remaining is Al.
2. the preparation method of described a kind of aluminium alloy compound armour material according to claim 1, it is characterised in that described
Mg, 4.5%.
3. the preparation method of described a kind of aluminium alloy compound armour material according to claim 1, it is characterised in that described
Mn, 0.8%.
4. the preparation method of described a kind of aluminium alloy compound armour material according to claim 1, it is characterised in that described
Cr, 0.15%.
5. a kind of preparation method of described aluminium alloy compound armour material according to claim 1, it is characterised in that the step
Suddenly in (1), Graphene accounts for the 0.5～1.0% of the composite armour material gross mass.
6. a kind of preparation method of described aluminium alloy compound armour material according to claim 1, it is characterised in that the step
Suddenly in (2), the ultrasonic disperse adopts ultrasonic cell disrupte instrument；Less than 10 layers of Graphene accounts for 60-70%.
7. a kind of preparation method of described aluminium alloy compound armour material according to claim 1, it is characterised in that the step
Suddenly in (3), the speed being dividedly in some parts is 100～150g/10min.
8. a kind of preparation method of described aluminium alloy compound armour material according to claim 1, it is characterised in that the step
Suddenly in (4), the drying alcohol condensate recycling device.
9. a kind of preparation method of described aluminium alloy compound armour material according to claim 1, it is characterised in that the step
Suddenly it is described to roll the time for 2～3h in (5).
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108326312A (en) * | 2017-12-25 | 2018-07-27 | 新疆烯金石墨烯科技有限公司 | A kind of continuous extrusion apparatus being used to prepare graphene aluminum conductor |
| CN108326311A (en) * | 2017-12-25 | 2018-07-27 | 新疆烯金石墨烯科技有限公司 | A kind of continuously extruded preparation method of graphene aluminium alloy conductor |
| CN108326313A (en) * | 2017-12-25 | 2018-07-27 | 新疆烯金石墨烯科技有限公司 | A kind of continuous extrusion device preparing alloy lead wire |
| CN108326314A (en) * | 2017-12-25 | 2018-07-27 | 新疆烯金石墨烯科技有限公司 | A kind of preparation method and its continuous extrusion apparatus of composite material |
| CN109014221A (en) * | 2018-09-05 | 2018-12-18 | 新疆烯金石墨烯科技有限公司 | A kind of preparation method of graphene Al alloy powder |
| US20180372430A1 (en) * | 2017-06-27 | 2018-12-27 | Ge Aviation Systems Limited | Graphene doped aluminum composite and method of forming |
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| CN112479194A (en) * | 2020-12-28 | 2021-03-12 | 三峡大学 | Graphene composite particle preparation device and method |
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| US20180372430A1 (en) * | 2017-06-27 | 2018-12-27 | Ge Aviation Systems Limited | Graphene doped aluminum composite and method of forming |
| US10829677B2 (en) * | 2017-06-27 | 2020-11-10 | Ge Aviation Systems Limited | Graphene doped aluminum composite and method of forming |
| CN109207832A (en) * | 2017-06-30 | 2019-01-15 | 宜兴市韦德同机械科技有限公司 | A kind of particle emission device connection shaft material |
| CN108326314A (en) * | 2017-12-25 | 2018-07-27 | 新疆烯金石墨烯科技有限公司 | A kind of preparation method and its continuous extrusion apparatus of composite material |
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| CN108326313A (en) * | 2017-12-25 | 2018-07-27 | 新疆烯金石墨烯科技有限公司 | A kind of continuous extrusion device preparing alloy lead wire |
| CN108326311A (en) * | 2017-12-25 | 2018-07-27 | 新疆烯金石墨烯科技有限公司 | A kind of continuously extruded preparation method of graphene aluminium alloy conductor |
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| CN108326311B (en) * | 2017-12-25 | 2021-10-08 | 新疆烯金石墨烯科技有限公司 | Continuous extrusion preparation method of graphene aluminum alloy wire |
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| CN112479194A (en) * | 2020-12-28 | 2021-03-12 | 三峡大学 | Graphene composite particle preparation device and method |
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