CN106119645A - Alloy material that a kind of axle wheel is special and preparation method thereof - Google Patents
Alloy material that a kind of axle wheel is special and preparation method thereof Download PDFInfo
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- CN106119645A CN106119645A CN201610627379.8A CN201610627379A CN106119645A CN 106119645 A CN106119645 A CN 106119645A CN 201610627379 A CN201610627379 A CN 201610627379A CN 106119645 A CN106119645 A CN 106119645A
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- alloy material
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C23/00—Alloys based on magnesium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/10—Alloys containing non-metals
- C22C1/1036—Alloys containing non-metals starting from a melt
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/10—Alloys containing non-metals
- C22C1/1036—Alloys containing non-metals starting from a melt
- C22C1/1047—Alloys containing non-metals starting from a melt by mixing and casting liquid metal matrix composites
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C26/00—Alloys containing diamond or cubic or wurtzitic boron nitride, fullerenes or carbon nanotubes
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C26/00—Alloys containing diamond or cubic or wurtzitic boron nitride, fullerenes or carbon nanotubes
- C22C2026/002—Carbon nanotubes
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C26/00—Alloys containing diamond or cubic or wurtzitic boron nitride, fullerenes or carbon nanotubes
- C22C2026/008—Alloys containing diamond or cubic or wurtzitic boron nitride, fullerenes or carbon nanotubes with additional metal compounds other than carbides, borides or nitrides
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
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- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Composite Materials (AREA)
- Heat Treatment Of Articles (AREA)
Abstract
The invention discloses special alloy material of a kind of axle wheel and preparation method thereof, described axle takes turns special alloy material, by weight percentage, CNT 3.2 7.0%, copper 2.1 5.8%, lithium 2.5 4.0%, tungsten 0.4 0.6%, Kaolin 0.5 0.9%, titanium 0.04 0.07%, boron 0.02 0.07%, nickel 0.001 0.004%, vitriol 0.001 0.003%, zirconium 0.001 0.003%, magnesium is surplus.The present invention, by selecting specific formula to prepare a kind of high performance alloys material with higher-strength, hardness, has light weight, anti abrasive advantage simultaneously, and has excellent heat radiation, can meet the prescription of axle wheel.
Description
Technical field
The present invention relates to a kind of technical field of alloy, alloy material that a kind of axle wheel is special and preparation method thereof.
Background technology
Alloy has that density is little, specific strength and specific stiffness is high, heat-conductivity conducting performance is good, damping vibration attenuation, electromagnetic shielding, be prone to
The advantages such as machine-shaping, waste material easily recovery, have important in fields such as automobile, electronic communication, Aero-Space and national defense and military
Using value, be referred to as 21 century " green engineering material ".Alloy has that density is little, specific strength and specific stiffness is high, heat conduction is led
The advantages such as good electrical property, damping vibration attenuation, electromagnetic shielding, easily processed into type, waste material easily recovery, in automobile, electronic communication, boat
The empty field such as space flight and national defense and military has important using value, is referred to as 21 century " green engineering material ".
Certainly, alloy also has the shortcoming in its performance, such as crystallization temperature interval width, easily forms solidification shrinkage and is distributed in casting
Part section, makes alloy strength and toughness reduce, and alloy is Patterns for Close-Packed Hexagonal Crystal structure, tensile strength, yield strength and elongation percentage
Low, relatively low electrode potential (-2.37V) makes corrosion resistance be deteriorated, and makes the application of alloy be very limited.Certainly, alloy also has
Shortcoming in its performance, such as crystallization temperature interval width, easily forms solidification shrinkage and is distributed in casting section, makes alloy strength and tough
Property reduce, alloy is Patterns for Close-Packed Hexagonal Crystal structure, and tensile strength, yield strength and elongation percentage are low, relatively low electrode potential (-
2.37V) make corrosion resistance be deteriorated, make the application of alloy be very limited.
And axle wheel is the significant components of rotating device, therefore continue to research and develop the alloy material that a kind of axle wheel is special.
Summary of the invention
It is an object of the invention to provide special alloy material of a kind of axle wheel and preparation method thereof, to solve above-mentioned background
The problem proposed in technology.
For achieving the above object, the present invention provides following technical scheme:
The alloy material that a kind of axle wheel is special, by weight percentage, CNT 3.2-7.0%, copper 2.1-5.8%,
Lithium 2.5-4.0%, tungsten 0.4-0.6%, Kaolin 0.5-0.9%, titanium 0.04-0.07%, boron 0.02-0.07%, nickel 0.001-
0.004%, vitriol 0.001-0.003%, zirconium 0.001-0.003%, magnesium is surplus.
As the further scheme of the present invention: by weight percentage, CNT 4.5-6.5%, copper 3.9-5.2%,
Lithium 2.7-3.3%, tungsten 0.4-0.6%, Kaolin 0.5-0.9%, titanium 0.04-0.07%, boron 0.02-0.07%, nickel 0.001-
0.004%, vitriol 0.001-0.003%, zirconium 0.001-0.003%, magnesium is surplus.
As the further scheme of the present invention: by weight percentage, CNT 5.7%, copper 4.7%, lithium 3.0%,
Tungsten 0.5%, Kaolin 0.7%, titanium 0.06%, boron 0.05%, nickel 0.003%, vitriol 0.002%, zirconium 0.002%, magnesium is surplus.
The preparation method of the alloy material that a kind of axle wheel is special, concretely comprises the following steps:
(1) first, by weight above-mentioned material is carried out melting, after melting and at 1200-1400 DEG C, be incubated 0.5-1h, subsequently
At the protection borehole cooling of nitrogen to 200 DEG C, then, heating up, temperature improves 100 DEG C every 10min, until temperature brings up to
700℃；
(2) then, at 700 DEG C, carry out constant temperature burn casting, keep 35-40 DEG C of speed per second to lower the temperature when burning casting, fall
Temperature is to 178 DEG C；
(3) then, under ammonia atmosphere, carrying out Quenching Treatment, hardening heat is 1047 DEG C, and the process time is 30min, quenches
After fire terminates, it is 0.5 × 10 in vacuum-2MPa borehole cooling maintains the temperature at 1420 DEG C, obtains melting solid；
(4) last, casting mould will be burnt at 300-400 DEG C, preheat 2-4h, the melting solid cast subsequently step (3) obtained
In burning casting mould after preheating, it is 0.5 × 10 in vacuum-2Be cooled to 100 DEG C under MPa, recover air pressure be atmospheric pressure and
When adding nitrogen protection, it is cooled to 25 DEG C.
As the further scheme of the present invention: in step (1) after melting and at 1300 DEG C of insulation 0.8h.
As the further scheme of the present invention: step (4) will be burnt casting mould and preheat 3h at 350 DEG C.
Compared with prior art, the invention has the beneficial effects as follows:
The present invention prepares a kind of high performance alloys material with higher-strength, hardness by the specific formula of selection,
There is light weight, anti abrasive advantage simultaneously, and there is excellent heat radiation, the prescription of axle wheel can be met.
Detailed description of the invention
Below in conjunction with detailed description of the invention, the technical scheme of this patent is described in more detail.
Embodiment 1
The alloy material that a kind of axle wheel is special, by weight percentage, CNT 3.2%, copper 2.1%, lithium 2.5%,
Tungsten 0.4%, Kaolin 0.5%, titanium 0.04%, boron 0.02%, nickel 0.001%, vitriol 0.001%, zirconium 0.001%, magnesium is surplus.
The preparation method of the alloy material that a kind of axle wheel is special, concretely comprises the following steps:
(1) first, by weight above-mentioned material is carried out melting, after melting and at 1200 DEG C, be incubated 0.5h, subsequently at nitrogen
Protection borehole cooling to 200 DEG C, then, heat up, temperature every 10min improve 100 DEG C, until temperature brings up to 700 DEG C；
(2) then, at 700 DEG C, carry out constant temperature burn casting, keep 35 DEG C of speed per second to lower the temperature when burning casting, be cooled to
178℃；
(3) then, under ammonia atmosphere, carrying out Quenching Treatment, hardening heat is 1047 DEG C, and the process time is 30min, quenches
After fire terminates, it is 0.5 × 10 in vacuum-2MPa borehole cooling maintains the temperature at 1420 DEG C, obtains melting solid；
(4) last, casting mould will be burnt at 300 DEG C, preheat 2h, subsequently the melting solid that step (3) obtains will be poured into preheating
After burning casting mould in, be 0.5 × 10 in vacuum-2It is cooled to 100 DEG C under MPa, is atmospheric pressure recovering air pressure and adds nitrogen
During gas shielded, it is cooled to 25 DEG C.
Embodiment 2
The alloy material that a kind of axle wheel is special, by weight percentage, CNT 4.5%, copper 3.9%, lithium 2.7%,
Tungsten 0.4%, Kaolin 0.5%, titanium 0.04%, boron 0.02%, nickel 0.001%, vitriol 0.001%, zirconium 0.001%, magnesium is surplus.
The preparation method of the alloy material that a kind of axle wheel is special, concretely comprises the following steps:
(1) first, by weight above-mentioned material is carried out melting, after melting and at 1200 DEG C, be incubated 0.5h, subsequently at nitrogen
Protection borehole cooling to 200 DEG C, then, heat up, temperature every 10min improve 100 DEG C, until temperature brings up to 700 DEG C；
(2) then, at 700 DEG C, carry out constant temperature burn casting, keep 35 DEG C of speed per second to lower the temperature when burning casting, be cooled to
178℃；
(3) then, under ammonia atmosphere, carrying out Quenching Treatment, hardening heat is 1047 DEG C, and the process time is 30min, quenches
After fire terminates, it is 0.5 × 10 in vacuum-2MPa borehole cooling maintains the temperature at 1420 DEG C, obtains melting solid；
(4) last, casting mould will be burnt at 300 DEG C, preheat 2h, subsequently the melting solid that step (3) obtains will be poured into preheating
After burning casting mould in, be 0.5 × 10 in vacuum-2It is cooled to 100 DEG C under MPa, is atmospheric pressure recovering air pressure and adds nitrogen
During gas shielded, it is cooled to 25 DEG C.
Embodiment 3
The alloy material that a kind of axle wheel is special, by weight percentage, CNT 5.7%, copper 4.7%, lithium 3.0%,
Tungsten 0.5%, Kaolin 0.7%, titanium 0.06%, boron 0.05%, nickel 0.003%, vitriol 0.002%, zirconium 0.002%, magnesium is surplus.
The preparation method of the alloy material that a kind of axle wheel is special, concretely comprises the following steps:
(1) first, by weight above-mentioned material is carried out melting, after melting and at 1300 DEG C, be incubated 0.8h, subsequently at nitrogen
Protection borehole cooling to 200 DEG C, then, heat up, temperature every 10min improve 100 DEG C, until temperature brings up to 700 DEG C；
(2) then, at 700 DEG C, carry out constant temperature burn casting, keep 38 DEG C of speed per second to lower the temperature when burning casting, be cooled to
178℃；
(3) then, under ammonia atmosphere, carrying out Quenching Treatment, hardening heat is 1047 DEG C, and the process time is 30min, quenches
After fire terminates, it is 0.5 × 10 in vacuum-2MPa borehole cooling maintains the temperature at 1420 DEG C, obtains melting solid；
(4) last, casting mould will be burnt at 350 DEG C, preheat 3h, subsequently the melting solid that step (3) obtains will be poured into preheating
After burning casting mould in, be 0.5 × 10 in vacuum-2It is cooled to 100 DEG C under MPa, is atmospheric pressure recovering air pressure and adds nitrogen
During gas shielded, it is cooled to 25 DEG C.
Embodiment 4
The alloy material that a kind of axle wheel is special, by weight percentage, CNT 6.5%, copper 5.2%, lithium 3.3%,
Tungsten 0.6%, Kaolin 0.9%, titanium 0.07%, boron 0.07%, nickel 0.004%, vitriol 0.003%, zirconium 0.003%, magnesium is surplus.
The preparation method of the alloy material that a kind of axle wheel is special, concretely comprises the following steps:
(1) first, by weight above-mentioned material is carried out melting, after melting and at 1400 DEG C, be incubated 1h, subsequently at nitrogen
Protection borehole cooling, to 200 DEG C, then, heats up, and temperature improves 100 DEG C every 10min, until temperature brings up to 700 DEG C；
(2) then, at 700 DEG C, carry out constant temperature burn casting, keep 40 DEG C of speed per second to lower the temperature when burning casting, be cooled to
178℃；
(3) then, under ammonia atmosphere, carrying out Quenching Treatment, hardening heat is 1047 DEG C, and the process time is 30min, quenches
After fire terminates, it is 0.5 × 10 in vacuum-2MPa borehole cooling maintains the temperature at 1420 DEG C, obtains melting solid；
(4) last, casting mould will be burnt at 400 DEG C, preheat 4h, subsequently the melting solid that step (3) obtains will be poured into preheating
After burning casting mould in, be 0.5 × 10 in vacuum-2It is cooled to 100 DEG C under MPa, is atmospheric pressure recovering air pressure and adds nitrogen
During gas shielded, it is cooled to 25 DEG C.
Embodiment 5
The alloy material that a kind of axle wheel is special, by weight percentage, CNT 7.0%, copper 5.8%, lithium 4.0%,
Tungsten 0.6%, Kaolin 0.9%, titanium 0.07%, boron 0.07%, nickel 0.004%, vitriol 0.003%, zirconium 0.003%, magnesium is surplus.
The preparation method of the alloy material that a kind of axle wheel is special, concretely comprises the following steps:
(1) first, by weight above-mentioned material is carried out melting, after melting and at 1400 DEG C, be incubated 1h, subsequently at nitrogen
Protection borehole cooling, to 200 DEG C, then, heats up, and temperature improves 100 DEG C every 10min, until temperature brings up to 700 DEG C；
(2) then, at 700 DEG C, carry out constant temperature burn casting, keep 40 DEG C of speed per second to lower the temperature when burning casting, be cooled to
178℃；
(3) then, under ammonia atmosphere, carrying out Quenching Treatment, hardening heat is 1047 DEG C, and the process time is 30min, quenches
After fire terminates, it is 0.5 × 10 in vacuum-2MPa borehole cooling maintains the temperature at 1420 DEG C, obtains melting solid；
(4) last, casting mould will be burnt at 400 DEG C, preheat 4h, subsequently the melting solid that step (3) obtains will be poured into preheating
After burning casting mould in, be 0.5 × 10 in vacuum-2It is cooled to 100 DEG C under MPa, is atmospheric pressure recovering air pressure and adds nitrogen
During gas shielded, it is cooled to 25 DEG C.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of the spirit or essential attributes of the present invention, it is possible to realize the present invention in other specific forms.Therefore, no matter
From the point of view of which point, all should regard embodiment as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit requires rather than described above limits, it is intended that all by fall in the implication of equivalency and scope of claim
Change is included in the present invention.
Although moreover, it will be appreciated that this specification is been described by according to embodiment, but the most each embodiment only wraps
Containing an independent technical scheme, this narrating mode of description is only that for clarity sake those skilled in the art should
Description can also be formed those skilled in the art through appropriately combined as an entirety, the technical scheme in each embodiment
May be appreciated other embodiments.
Claims (6)
1. the alloy material that an axle wheel is special, it is characterised in that by weight percentage, CNT 3.2-7.0%, copper
2.1-5.8%, lithium 2.5-4.0%, tungsten 0.4-0.6%, Kaolin 0.5-0.9%, titanium 0.04-0.07%, boron 0.02-
0.07%, nickel 0.001-0.004%, vitriol 0.001-0.003%, zirconium 0.001-0.003%, magnesium is surplus.
The alloy material that axle the most according to claim 1 wheel is special, it is characterised in that by weight percentage, nano-sized carbon
Pipe 4.5-6.5%, copper 3.9-5.2%, lithium 2.7-3.3%, tungsten 0.4-0.6%, Kaolin 0.5-0.9%, titanium 0.04-
0.07%, boron 0.02-0.07%, nickel 0.001-0.004%, vitriol 0.001-0.003%, zirconium 0.001-0.003%, magnesium is remaining
Amount.
The alloy material that axle the most according to claim 1 and 2 wheel is special, it is characterised in that by weight percentage, nanometer
Carbon pipe 5.7%, copper 4.7%, lithium 3.0%, tungsten 0.5%, Kaolin 0.7%, titanium 0.06%, boron 0.05%, nickel 0.003%, vitriol
0.002%, zirconium 0.002%, magnesium is surplus.
4. the preparation method of the axle special alloy material of wheel as described in claim 1-3 is arbitrary, it is characterised in that concrete
Step is:
(1) first, by weight above-mentioned material is carried out melting, after melting and at 1200-1400 DEG C, be incubated 0.5-1h, subsequently at nitrogen
The protection borehole cooling of gas, to 200 DEG C, then, heats up, and temperature improves 100 DEG C every 10min, until temperature brings up to 700
℃；
(2) then, at 700 DEG C, carry out constant temperature burn casting, keep 35-40 DEG C of speed per second to lower the temperature when burning casting, be cooled to
178℃；
(3) then, under ammonia atmosphere, carrying out Quenching Treatment, hardening heat is 1047 DEG C, and the process time is 30min, quenching knot
Shu Hou, is 0.5 × 10 in vacuum-2MPa borehole cooling maintains the temperature at 1420 DEG C, obtains melting solid；
(4) last, casting mould will be burnt at 300-400 DEG C, preheat 2-4h, subsequently the melting solid that step (3) obtains will be poured into pre-
In burning casting mould after heat, it is 0.5 × 10 in vacuum-2It is cooled to 100 DEG C under MPa, is atmospheric pressure and addition recovering air pressure
During nitrogen protection, it is cooled to 25 DEG C.
The preparation method of the alloy material that axle the most according to claim 4 wheel is special, it is characterised in that molten in step (1)
It is incubated 0.8h after refining and at 1300 DEG C.
The preparation method of the alloy material that axle the most according to claim 4 wheel is special, it is characterised in that will in step (4)
Burn casting mould at 350 DEG C, preheat 3h.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610627379.8A CN106119645A (en) | 2016-07-31 | 2016-07-31 | Alloy material that a kind of axle wheel is special and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610627379.8A CN106119645A (en) | 2016-07-31 | 2016-07-31 | Alloy material that a kind of axle wheel is special and preparation method thereof |
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| CN106119645A true CN106119645A (en) | 2016-11-16 |
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| CN201610627379.8A Pending CN106119645A (en) | 2016-07-31 | 2016-07-31 | Alloy material that a kind of axle wheel is special and preparation method thereof |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101405417A (en) * | 2006-03-20 | 2009-04-08 | 国立大学法人熊本大学 | High-strength high-toughness magnesium alloy and method for producing the same |
| CN102747240A (en) * | 2012-05-15 | 2012-10-24 | 东北大学 | Preparation method of carbon-nanotube-enhanced magnesium-based composite material |
| CN103014399A (en) * | 2012-12-31 | 2013-04-03 | 哈尔滨工业大学 | Preparation method of enhanced magnesium-based composite material of carbon nanotubes |
| CN104789805A (en) * | 2014-11-27 | 2015-07-22 | 北京工业大学 | Preparation method of carbon nanotube enhanced metal-matrix composite material |
-
2016
- 2016-07-31 CN CN201610627379.8A patent/CN106119645A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101405417A (en) * | 2006-03-20 | 2009-04-08 | 国立大学法人熊本大学 | High-strength high-toughness magnesium alloy and method for producing the same |
| CN102747240A (en) * | 2012-05-15 | 2012-10-24 | 东北大学 | Preparation method of carbon-nanotube-enhanced magnesium-based composite material |
| CN103014399A (en) * | 2012-12-31 | 2013-04-03 | 哈尔滨工业大学 | Preparation method of enhanced magnesium-based composite material of carbon nanotubes |
| CN104789805A (en) * | 2014-11-27 | 2015-07-22 | 北京工业大学 | Preparation method of carbon nanotube enhanced metal-matrix composite material |
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Application publication date: 20161116 |