CN106244951A - Composite alloy material that a kind of bumper is special and preparation method thereof - Google Patents
Composite alloy material that a kind of bumper is special and preparation method thereof Download PDFInfo
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- CN106244951A CN106244951A CN201610614778.0A CN201610614778A CN106244951A CN 106244951 A CN106244951 A CN 106244951A CN 201610614778 A CN201610614778 A CN 201610614778A CN 106244951 A CN106244951 A CN 106244951A
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- bumper
- special
- alloy material
- composite alloy
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C49/00—Alloys containing metallic or non-metallic fibres or filaments
- C22C49/02—Alloys containing metallic or non-metallic fibres or filaments characterised by the matrix material
- C22C49/04—Light metals
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C49/00—Alloys containing metallic or non-metallic fibres or filaments
- C22C49/14—Alloys containing metallic or non-metallic fibres or filaments characterised by the fibres or filaments
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- Heat Treatment Of Steel (AREA)
Abstract
The invention discloses special composite alloy material of a kind of bumper and preparation method thereof, the composite alloy material that described bumper is special, by weight percentage, glass fibre 7.8 10.5%, lead 5.4 8.0%, copper 4.8 7.5%, germanium 2.5 4.0%, tungsten 0.4 0.6%, chromium 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 magnesium-alloy material with higher-strength, hardness, has light weight, anti abrasive advantage simultaneously, and has excellent heat radiation, can meet the prescription of bumper.
Description
Technical field
The present invention relates to a kind of technical field of alloy, composite alloy material that a kind of bumper is special and
Preparation method.
Background technology
Magnesium alloy has that density is little, specific strength and specific stiffness is high, heat-conductivity conducting performance is good, damping vibration attenuation, electromagnetic shielding, easily
In advantages such as machine-shaping, waste material easily recovery, there is in fields such as automobile, electronic communication, Aero-Space and national defense and military weight
The using value wanted, is referred to as 21 century " green engineering material ".Magnesium alloy has that density is little, specific strength and specific stiffness is high, lead
The advantages such as thermal conducting performance is good, damping vibration attenuation, electromagnetic shielding, easily processed into type, waste material easily recovery, lead at automobile, electronics
The fields such as letter, Aero-Space and national defense and military have important using value, are referred to as 21 century " green engineering material ".
Bumper is to absorb the foreign impacts power that relaxes, the safety device of protection vehicle body front and rear part, before current automobile
Rear bumper the most just has plastic material.Plastic bumper has intensity, rigidity and dicoration, and from safety, automobile touches
Cushioning effect, car body before and after protection can be played when hitting accident；From the appearance, naturally one piece can be combined in car body,
The most integral, there is good dicoration, become the vitals of decoration car external form.
Summary of the invention
It is an object of the invention to provide special composite alloy material of a kind of bumper and preparation method thereof, to solve
The problem certainly proposed in above-mentioned background technology.
For achieving the above object, the present invention provides following technical scheme:
The composite alloy material that a kind of bumper is special, by weight percentage, glass fibre 7.8-10.5%, lead
5.4-8.0%, copper 4.8-7.5%, germanium 2.5-4.0%, tungsten 0.4-0.6%, chromium 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, glass fibre 8.3-9.7%, lead 5.8-7.4%,
Copper 5.6-6.8%, germanium 2.8-3.4%, tungsten 0.4-0.6%, chromium 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, glass fibre 9.1%, lead 6.4%, copper 6.2%,
Germanium 3.0%, tungsten 0.5%, chromium 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 composite alloy material that a kind of bumper is special, concretely comprises the following steps:
(1) first, by weight above-mentioned material is carried out melting, after melting and at 1100-1150 DEG C, be incubated 0.5-1h, subsequently
At the protection borehole cooling of nitrogen to 200 DEG C, then, heating up, temperature improves 10 DEG C every 5min, until temperature brings up to
950℃；
(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 872 DEG C, and the process time is 47min, quenches
After fire terminates, it is 0.5 × 10 in vacuum-2MPa borehole cooling maintains the temperature at 1587 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 1125 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 bumper 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 composite alloy material that a kind of bumper is special, by weight percentage, glass fibre 7.8%, lead
5.4%, copper 4.8%, germanium 2.5%, tungsten 0.4%, chromium 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 composite alloy material that a kind of bumper is special, concretely comprises the following steps:
(1) first, by weight above-mentioned material is carried out melting, after melting and at 1100 DEG C, be incubated 0.5h, subsequently at nitrogen
Protection borehole cooling to 200 DEG C, then, heat up, temperature every 5min improve 10 DEG C, until temperature brings up to 950 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 872 DEG C, and the process time is 47min, quenches
After fire terminates, it is 0.5 × 10 in vacuum-2MPa borehole cooling maintains the temperature at 1587 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 composite alloy material that a kind of bumper is special, by weight percentage, glass fibre 8.3%, lead
5.8%, copper 5.6%, germanium 2.8%, tungsten 0.4%, chromium 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 composite alloy material that a kind of bumper is special, concretely comprises the following steps:
(1) first, by weight above-mentioned material is carried out melting, after melting and at 1100 DEG C, be incubated 0.5h, subsequently at nitrogen
Protection borehole cooling to 200 DEG C, then, heat up, temperature every 5min improve 10 DEG C, until temperature brings up to 950 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 872 DEG C, and the process time is 47min, quenches
After fire terminates, it is 0.5 × 10 in vacuum-2MPa borehole cooling maintains the temperature at 1587 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 composite alloy material that a kind of bumper is special, by weight percentage, glass fibre 9.1%, lead
6.4%, copper 6.2%, germanium 3.0%, tungsten 0.5%, chromium 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 composite alloy material that a kind of bumper is special, concretely comprises the following steps:
(1) first, by weight above-mentioned material is carried out melting, after melting and at 1125 DEG C, be incubated 0.8h, subsequently at nitrogen
Protection borehole cooling to 200 DEG C, then, heat up, temperature every 5min improve 10 DEG C, until temperature brings up to 950 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 872 DEG C, and the process time is 47min, quenches
After fire terminates, it is 0.5 × 10 in vacuum-2MPa borehole cooling maintains the temperature at 1587 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 composite alloy material that a kind of bumper is special, by weight percentage, glass fibre 9.7%, lead
7.4%, copper 6.8%, germanium 3.4%, tungsten 0.6%, chromium 0.9%, titanium 0.07%, boron 0.02%, nickel 0.001%, vitriol 0.001%,
Zirconium 0.001%, magnesium is surplus.
The preparation method of the composite alloy material that a kind of bumper is special, concretely comprises the following steps:
(1) first, by weight above-mentioned material is carried out melting, after melting and at 1150 DEG C, be incubated 1h, subsequently at nitrogen
Protection borehole cooling, to 200 DEG C, then, heats up, and temperature improves 10 DEG C every 5min, until temperature brings up to 950 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 872 DEG C, and the process time is 47min, quenches
After fire terminates, it is 0.5 × 10 in vacuum-2MPa borehole cooling maintains the temperature at 1587 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 composite alloy material that a kind of bumper is special, by weight percentage, glass fibre 10.5%, lead
8.0%, copper 7.5%, germanium 4.0%, tungsten 0.6%, chromium 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 composite alloy material that a kind of bumper is special, concretely comprises the following steps:
(1) first, by weight above-mentioned material is carried out melting, after melting and at 1150 DEG C, be incubated 1h, subsequently at nitrogen
Protection borehole cooling, to 200 DEG C, then, heats up, and temperature improves 10 DEG C every 5min, until temperature brings up to 950 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 872 DEG C, and the process time is 47min, quenches
After fire terminates, it is 0.5 × 10 in vacuum-2MPa borehole cooling maintains the temperature at 1587 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 composite alloy material that a bumper is special, it is characterised in that by weight percentage, glass fibre 7.8-
10.5%, lead 5.4-8.0%, copper 4.8-7.5%, germanium 2.5-4.0%, tungsten 0.4-0.6%, chromium 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 composite alloy material that bumper the most according to claim 1 is special, it is characterised in that by weight percentage
Meter, glass fibre 8.3-9.7%, lead 5.8-7.4%, copper 5.6-6.8%, germanium 2.8-3.4%, tungsten 0.4-0.6%, chromium 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 composite alloy material that bumper the most according to claim 1 and 2 is special, it is characterised in that by weight hundred
Proportion by subtraction meter, glass fibre 9.1%, lead 6.4%, copper 6.2%, germanium 3.0%, tungsten 0.5%, chromium 0.7%, titanium 0.06%, boron
0.05%, nickel 0.003%, vitriol 0.002%, zirconium 0.002%, magnesium is surplus.
4. a preparation method for the composite alloy material that bumper as described in claim 1-3 is arbitrary is special, it is special
Levy and be, concretely comprise the following steps:
(1) first, by weight above-mentioned material is carried out melting, after melting and at 1100-1150 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 10 DEG C every 5min, until temperature brings up to 950 DEG C；
(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 872 DEG C, and the process time is 47min, quenching knot
Shu Hou, is 0.5 × 10 in vacuum-2MPa borehole cooling maintains the temperature at 1587 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 composite alloy material that bumper the most according to claim 4 is special, it is characterised in that step
Suddenly in (1) after melting and at 1125 DEG C of insulation 0.8h.
The preparation method of the composite alloy material that bumper the most according to claim 4 is special, it is characterised in that step
(4) will burn casting mould suddenly at 350 DEG C, preheat 3h.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610614778.0A CN106244951A (en) | 2016-07-31 | 2016-07-31 | Composite alloy material that a kind of bumper is special and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610614778.0A CN106244951A (en) | 2016-07-31 | 2016-07-31 | Composite alloy material that a kind of bumper is special and preparation method thereof |
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| Publication Number | Publication Date |
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| CN106244951A true CN106244951A (en) | 2016-12-21 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101392342A (en) * | 2008-11-05 | 2009-03-25 | 南京信息工程大学 | Strength and toughness magnesium alloy and preparation method thereof |
| 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 |
| CN101407877A (en) * | 2008-11-19 | 2009-04-15 | 南京信息工程大学 | Strong plasticity magnesium alloy and preparation thereof |
| CN102051539A (en) * | 2011-01-14 | 2011-05-11 | 南京信息工程大学 | Heat-resistant magnesium alloy material and preparation method thereof |
| CN105568096A (en) * | 2015-11-25 | 2016-05-11 | 山东银光钰源轻金属精密成型有限公司 | Magnesium alloy semi-continuous casting process |
-
2016
- 2016-07-31 CN CN201610614778.0A patent/CN106244951A/en active Pending
Patent Citations (5)
| 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 |
| CN101392342A (en) * | 2008-11-05 | 2009-03-25 | 南京信息工程大学 | Strength and toughness magnesium alloy and preparation method thereof |
| CN101407877A (en) * | 2008-11-19 | 2009-04-15 | 南京信息工程大学 | Strong plasticity magnesium alloy and preparation thereof |
| CN102051539A (en) * | 2011-01-14 | 2011-05-11 | 南京信息工程大学 | Heat-resistant magnesium alloy material and preparation method thereof |
| CN105568096A (en) * | 2015-11-25 | 2016-05-11 | 山东银光钰源轻金属精密成型有限公司 | Magnesium alloy semi-continuous casting process |
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Application publication date: 20161221 |
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