CN105648287A - Vibration attenuation type aluminum alloy and preparation method thereof - Google Patents
Vibration attenuation type aluminum alloy and preparation method thereof Download PDFInfo
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- CN105648287A CN105648287A CN201610057587.9A CN201610057587A CN105648287A CN 105648287 A CN105648287 A CN 105648287A CN 201610057587 A CN201610057587 A CN 201610057587A CN 105648287 A CN105648287 A CN 105648287A
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- vibration attenuation
- aluminium alloy
- aluminum alloy
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- 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
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- 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
- C22C21/003—Alloys based on aluminium containing at least 2.6% of one or more of the elements: tin, lead, antimony, bismuth, cadmium, and titanium
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Vibration Dampers (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The invention discloses a vibration attenuation type aluminum alloy and a preparation method of the vibration attenuation type aluminum alloy. The vibration attenuation type aluminum alloy comprises, by weight percentage, 1.5%-3.0% of Mn, 0.01%-0.05% of Co, 2.1%-3.5% of Cr, 4.0%-6.5% of Sn, 0.7%-2.0% of Ni, 2.5%-3.8% of Zn, 5.0%-6.5% of Mg, 1.0%-2.5% of Cu, 0.08% of Re or less, 0.07% of La or less and the balance Al. An aluminum material is placed in a smelting furnace, the temperature is raised to 670 DEG C-690 DEG C to melt the aluminum material into liquid, then other materials are added, and the temperature is raised to 1,100 DEG C-1,200 DEG C and kept for 2 hours-3 hours; and then, die casting is conducted on the liquid mixture, quick air cooling is performed after die casting, aging treatment that the temperature is kept at 180 DEG C-250 DEG C for 3-5 hours is carried out, and then the vibration attenuation type aluminum alloy is obtained. The vibration attenuation type aluminum alloy does not contain silicon, is easy to machine and cut and not prone to breakage and has good damping vibration attenuation performance and creep resistance. The preparation process is simple, easy to operate and suitable for industrial production.
Description
Technical field
The present invention relates to technical field of alloy, specifically a kind of damping type aluminium alloy and preparation method thereof.
Background technology
Noiseless alloy is that a kind of damping (in-fighting) is big, can make the special metal material that vibration decays rapidly. Adopt damping alloy damping noise control, there is the advantage such as features simple structure, little, the lightweight of volume. Conventional damping alloy is divided into: (1) homogeneous metal class, including complex phase type, ferromagnetism type, dislocation type and twin type; (2) composite plate class, including non-contained type and contained type; (3) powdered-metal class, includes coloured gold genotype and ferrous metal type. Damping alloy has been used in the industry such as Aero-Space, boats and ships, automobile, railway, household electrical appliance and military vehicle.
Compared with traditional cast iron damping material, allumen is because of its light specific gravity, intensity height and belongs to namagnetic substance, and is widely used in the vibration and noise reducing of electric equipment products. For playing damping effect, existing Zinc-aluminum based vibration reduction alloy generally must add a certain amount of silicon, but the processability that the addition of silicon makes alloy is deteriorated, and there is the problem that fragility is big.
Summary of the invention
It is an object of the invention to provide a kind of damping type aluminium alloy with good damping vibration attenuation performance and creep-resistant property and preparation method thereof, with the problem solving to propose in above-mentioned background technology.
For achieving the above object, the present invention provides following technical scheme:
A kind of damping type aluminium alloy, according to the composition of percentage by weight be: Mn1.5-3.0%, Co0.01-0.05%, Cr2.1-3.5%, Sn4.0-6.5%, Ni0.7-2.0%, Zn2.5-3.8%, Mg5.0-6.5%, Cu1.0-2.5%, Re��0.08%, La��0.07%, surplus is Al.
As the further scheme of the present invention: described damping type aluminium alloy, according to the composition of percentage by weight it is: Mn1.7-2.6%, Co0.02-0.03%, Cr2.3-3.2%, Sn4.0-7.5%, Ni0.9-1.8%, Zn2.6-3.5%, Mg5.4-6.3%, Cu1.3-2.2%, Re��0.07%, La��0.05%, surplus is Al.
The preparation method of described damping type aluminium alloy, puts in smelting furnace by aluminum material, is warming up to 670-690 DEG C and makes it be fused into liquid, is subsequently adding other raw material, and is warming up to 1100-1200 DEG C, is incubated 2-3h;Then mixing liquid is carried out die casting, quickly air-cooled after die casting, namely obtain damping type aluminium alloy be incubated the Ageing Treatment of 3-5h followed by 180-250 DEG C after.
Compared with prior art, the invention has the beneficial effects as follows:
The vibration damping aluminum alloy of the present invention is not siliceous, easily processing, cutting, non-friable, and has good damping vibration attenuation performance and creep-resistant property, and preparation process simply, easily operate, is suitable to industrialized production.
Detailed description of the invention
Below in conjunction with the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments. Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of protection of the invention.
Embodiment 1
In the embodiment of the present invention, a kind of damping type aluminium alloy, is: Mn1.5%, Co0.01%, Cr2.1%, Sn4.0%, Ni0.7%, Zn2.5%, Mg5.0%, Cu1.0%, Re0.08%, La0.07% that surplus is Al according to the composition of percentage by weight. Aluminum material is put in smelting furnace, is warming up to 670 DEG C and makes it be fused into liquid, be subsequently adding other raw material, and be warming up to 1100 DEG C, be incubated 2h; Then mixing liquid is carried out die casting, quickly air-cooled after die casting, namely obtain damping type aluminium alloy be incubated the Ageing Treatment of 3h followed by 180 DEG C after.
Embodiment 2
In the embodiment of the present invention, a kind of damping type aluminium alloy, is: Mn3.0%, Co0.05%, Cr3.5%, Sn6.5%, Ni2.0%, Zn3.8%, Mg6.5%, Cu2.5%, Re0.08%, La0.07% that surplus is Al according to the composition of percentage by weight. Aluminum material is put in smelting furnace, is warming up to 690 DEG C and makes it be fused into liquid, be subsequently adding other raw material, and be warming up to 1200 DEG C, be incubated 3h; Then mixing liquid is carried out die casting, quickly air-cooled after die casting, namely obtain damping type aluminium alloy be incubated the Ageing Treatment of 5h followed by 250 DEG C after.
Embodiment 3
In the embodiment of the present invention, a kind of damping type aluminium alloy, is: Mn1.6%, Co0.02%, Cr2.2%, Sn4.1%, Ni0.8%, Zn2.6%, Mg5.1%, Cu1.1%, Re0.08%, La0.07% that surplus is Al according to the composition of percentage by weight. Aluminum material is put in smelting furnace, is warming up to 675 DEG C and makes it be fused into liquid, be subsequently adding other raw material, and be warming up to 1110 DEG C, be incubated 2.1h; Then mixing liquid is carried out die casting, quickly air-cooled after die casting, namely obtain damping type aluminium alloy be incubated the Ageing Treatment of 3.5h followed by 190 DEG C after.
Embodiment 4
In the embodiment of the present invention, a kind of damping type aluminium alloy, is: Mn2.9%, Co0.04%, Cr3.4%, Sn6.3%, Ni1.8%, Zn3.6%, Mg6.3%, Cu2.3%, Re0.08%, La0.07% that surplus is Al according to the composition of percentage by weight. Aluminum material is put in smelting furnace, is warming up to 685 DEG C and makes it be fused into liquid, be subsequently adding other raw material, and be warming up to 1190 DEG C, be incubated 2.9h; Then mixing liquid is carried out die casting, quickly air-cooled after die casting, namely obtain damping type aluminium alloy be incubated the Ageing Treatment of 4.5h followed by 240 DEG C after.
Embodiment 5
In the embodiment of the present invention, a kind of damping type aluminium alloy, is: Mn1.7%, Co0.02%, Cr2.3%, Sn4.0%, Ni0.9%, Zn2.6%, Mg5.4%, Cu1.3%, Re0.07%, La0.05% that surplus is Al according to the composition of percentage by weight.Aluminum material is put in smelting furnace, is warming up to 672 DEG C and makes it be fused into liquid, be subsequently adding other raw material, and be warming up to 1130 DEG C, be incubated 2.3h; Then mixing liquid is carried out die casting, quickly air-cooled after die casting, namely obtain damping type aluminium alloy be incubated the Ageing Treatment of 3.3h followed by 200 DEG C after.
Embodiment 6
In the embodiment of the present invention, a kind of damping type aluminium alloy, is: Mn2.6%, Co0.03%, Cr3.2%, Sn7.5%, Ni1.8%, Zn3.5%, Mg6.3%, Cu2.2%, Re0.07%, La0.05% that surplus is Al according to the composition of percentage by weight. Aluminum material is put in smelting furnace, is warming up to 678 DEG C and makes it be fused into liquid, be subsequently adding other raw material, and be warming up to 1140 DEG C, be incubated 2.4h; Then mixing liquid is carried out die casting, quickly air-cooled after die casting, namely obtain damping type aluminium alloy be incubated the Ageing Treatment of 4.2h followed by 210 DEG C after.
Embodiment 7
In the embodiment of the present invention, a kind of damping type aluminium alloy, is: Mn1.8%, Co0.02%, Cr2.5%, Sn4.5%, Ni1.0%, Zn2.7%, Mg5.5%, Cu1.5%, Re0.07%, La0.05% that surplus is Al according to the composition of percentage by weight. Aluminum material is put in smelting furnace, is warming up to 688 DEG C and makes it be fused into liquid, be subsequently adding other raw material, and be warming up to 1150 DEG C, be incubated 2.5h; Then mixing liquid is carried out die casting, quickly air-cooled after die casting, namely obtain damping type aluminium alloy be incubated the Ageing Treatment of 4.3h followed by 230 DEG C after.
Embodiment 8
In the embodiment of the present invention, a kind of damping type aluminium alloy, is: Mn2.5%, Co0.03%, Cr3.0%, Sn7.0%, Ni1.6%, Zn3.3%, Mg6.0%, Cu2.0%, Re0.07%, La0.04% that surplus is Al according to the composition of percentage by weight. Aluminum material is put in smelting furnace, is warming up to 679 DEG C and makes it be fused into liquid, be subsequently adding other raw material, and be warming up to 1160 DEG C, be incubated 2.6h; Then mixing liquid is carried out die casting, quickly air-cooled after die casting, namely obtain damping type aluminium alloy be incubated the Ageing Treatment of 4.8h followed by 240 DEG C after.
Embodiment 9
In the embodiment of the present invention, a kind of damping type aluminium alloy, is: Mn2.0%, Co0.02%, Cr2.7%, Sn5.5%, Ni1.2%, Zn2.9%, Mg5.8%, Cu1.7%, Re0.06%, La0.04% that surplus is Al according to the composition of percentage by weight. Aluminum material is put in smelting furnace, is warming up to 677 DEG C and makes it be fused into liquid, be subsequently adding other raw material, and be warming up to 1170 DEG C, be incubated 2.7h; Then mixing liquid is carried out die casting, quickly air-cooled after die casting, namely obtain damping type aluminium alloy be incubated the Ageing Treatment of 3.7h followed by 188 DEG C after.
Embodiment 10
In the embodiment of the present invention, a kind of damping type aluminium alloy, is: Mn2.2%, Co0.03%, Cr2.8%, Sn6.2%, Ni1.4%, Zn3.1%, Mg5.9%, Cu1.9%, Re0.05%, La0.05% that surplus is Al according to the composition of percentage by weight. Aluminum material is put in smelting furnace, is warming up to 686 DEG C and makes it be fused into liquid, be subsequently adding other raw material, and be warming up to 1180 DEG C, be incubated 2.8h; Then mixing liquid is carried out die casting, quickly air-cooled after die casting, namely obtain damping type aluminium alloy be incubated the Ageing Treatment of 4.4h followed by 205 DEG C after.
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, and when without departing substantially from the spirit of the present invention or basic feature, it is possible to realize the present invention in other specific forms.Therefore, no matter from which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the invention rather than described above limits, it is intended that all changes in the implication of the equivalency dropping on claim and scope included in the present invention.
In addition, it is to be understood that, although this specification is been described by according to embodiment, but not each embodiment only comprises an independent technical scheme, this narrating mode of description is only for clarity sake, description should be made as a whole by those skilled in the art, and the technical scheme in each embodiment through appropriately combined, can also form other embodiments that it will be appreciated by those skilled in the art that.
Claims (3)
1. a damping type aluminium alloy, it is characterised in that according to the composition of percentage by weight be: Mn1.5-3.0%, Co0.01-0.05%, Cr2.1-3.5%, Sn4.0-6.5%, Ni0.7-2.0%, Zn2.5-3.8%, Mg5.0-6.5%, Cu1.0-2.5%, Re��0.08%, La��0.07%, surplus is Al.
2. damping type aluminium alloy according to claim 1, it is characterised in that according to the composition of percentage by weight be: Mn1.7-2.6%, Co0.02-0.03%, Cr2.3-3.2%, Sn4.0-7.5%, Ni0.9-1.8%, Zn2.6-3.5%, Mg5.4-6.3%, Cu1.3-2.2%, Re��0.07%, La��0.05%, surplus is Al.
3. one kind as arbitrary in claim 1-2 as described in the preparation method of damping type aluminium alloy, it is characterised in that aluminum material is put in smelting furnace, is warming up to 670-690 DEG C and makes it be fused into liquid, be subsequently adding other raw material, and be warming up to 1100-1200 DEG C, be incubated 2-3h; Then mixing liquid is carried out die casting, quickly air-cooled after die casting, namely obtain damping type aluminium alloy be incubated the Ageing Treatment of 3-5h followed by 180-250 DEG C after.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610057587.9A CN105648287B (en) | 2016-01-27 | 2016-01-27 | A kind of damping type aluminium alloy and preparation method thereof |
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| CN201610057587.9A CN105648287B (en) | 2016-01-27 | 2016-01-27 | A kind of damping type aluminium alloy and preparation method thereof |
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| CN105648287A true CN105648287A (en) | 2016-06-08 |
| CN105648287B CN105648287B (en) | 2017-08-25 |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1555423A (en) * | 2001-07-25 | 2004-12-15 | �Ѻ͵繤��ʽ���� | Aluminum alloy excellent in machinability, and aluminum alloy material and method for production thereof |
| CN102251157A (en) * | 2010-05-21 | 2011-11-23 | 上海晋拓金属制品有限公司 | Aluminum alloy for producing damper bracket |
| CN102639733A (en) * | 2009-07-24 | 2012-08-15 | 美铝公司 | Improved 5xxx aluminum alloys and wrought aluminum alloy products made therefrom |
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- 2016-01-27 CN CN201610057587.9A patent/CN105648287B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1555423A (en) * | 2001-07-25 | 2004-12-15 | �Ѻ͵繤��ʽ���� | Aluminum alloy excellent in machinability, and aluminum alloy material and method for production thereof |
| CN102639733A (en) * | 2009-07-24 | 2012-08-15 | 美铝公司 | Improved 5xxx aluminum alloys and wrought aluminum alloy products made therefrom |
| CN102251157A (en) * | 2010-05-21 | 2011-11-23 | 上海晋拓金属制品有限公司 | Aluminum alloy for producing damper bracket |
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| CN105648287B (en) | 2017-08-25 |
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