CN108285999A - A kind of preparation method for the pack alloy part that can improve thermal conductivity - Google Patents
A kind of preparation method for the pack alloy part that can improve thermal conductivity Download PDFInfo
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- CN108285999A CN108285999A CN201711461163.XA CN201711461163A CN108285999A CN 108285999 A CN108285999 A CN 108285999A CN 201711461163 A CN201711461163 A CN 201711461163A CN 108285999 A CN108285999 A CN 108285999A
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- thermal conductivity
- aluminum alloy
- alloy materials
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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
- C22C21/02—Alloys based on aluminium with silicon 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
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/04—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon
- C22F1/043—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon of alloys with silicon as the next major constituent
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2039—Modifications to facilitate cooling, ventilating, or heating characterised by the heat transfer by conduction from the heat generating element to a dissipating body
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Cooling Or The Like Of Semiconductors Or Solid State Devices (AREA)
- Conductive Materials (AREA)
Abstract
The present invention relates to a kind of preparation methods for the pack alloy part that can improve thermal conductivity, including following step：Aluminum alloy materials are configured, the component of aluminum alloy materials contains the element of following mass percent：Si=2.5 3.5；Fe≤0.45‑0.6；Cu≤0.05‑0.09；Mn≤0.01；Mg=0.8 1.2；Zn ＜ 0.01；Ni ＜ 0.01；Pb ＜ 0.01；Ca ＜ 0.01；Sn ＜ 0.01；Ti ＜ 0.01；Cr ＜ 0.01；Its surplus is Al；Above-mentioned aluminum alloy materials are subjected to melting, are then die cast as shaped article；Above-mentioned shaped article is put into 180 ° 240 ° of baking line heating 40min 120min；Shaped article after heating in step 3) is removed, then cooling can finish.The present invention is increased to 180W/mk or more on the basis of not reducing aluminum alloy materials mechanical property, by the thermal conductivity of aluminum alloy materials, meets component radiating requirements.
Description
Technical field
The invention belongs to aluminum alloy materials fields, are related to a kind of preparation method of pack alloy part, more particularly to a kind of
The preparation method of the pack alloy part of thermal conductivity can be improved.
Background technology
In today that science and technology is constantly progressive, communications industry rapid development develops to 4G extensive uses from 2G, 3G, then arrives 5G
The technical research of network is that Die Casting Industry brings wider market, but higher requirements are also raised.
Since communication base station internal structure integration degree is higher and higher, the heat for the generation that works is also higher and higher, to understand
Certainly heat influences component, also just higher and higher for the shell cooling requirements of all installation electronic components.Improve product
Heat dissipation area and thermal conductivity are the effective ways for the heat dissipation performance for improving product.And the fin height of high radiator shutter is
Continuous challenge new high degree, improves 80mm or so till now, what is brought is that formed product is bad, cold by past 10mm or so
Every serious the defects of, also increase the weight of product, cost increase.And the heat conductivility of aluminum material can be from another side
Face solves the high-cooling property requirement of product, and existing aluminum alloy materials thermal conductivity can only achieve 130W/mk or so, and thermal conductivity reaches
Less than 180W/mk or so, it cannot meet component radiating requirements.
Invention content
In order to solve the above technical problems, the object of the present invention is to provide a kind of pack alloys that can improve thermal conductivity
The preparation method of part, the preparation method that can improve the pack alloy part of thermal conductivity are not reducing aluminum alloy materials mechanics
On the basis of performance, the thermal conductivity of aluminum alloy materials is increased to 180W/mk or more, meets component radiating requirements.
To achieve the above object, the present invention adopts the following technical scheme that：
A kind of preparation method for the pack alloy part that can improve thermal conductivity, including following step：
1) aluminum alloy materials are configured, the component of the aluminum alloy materials contains the element of following mass percent：Si=
2.5-3.5；Fe≤0.45-0.6；Cu≤0.05-0.09；Mn≤0.01；Mg=0.8-1.2；Zn ＜ 0.01；Ni ＜ 0.01；Pb
＜ 0.01；Ca ＜ 0.01；Sn ＜ 0.01；Ti ＜ 0.01；Cr ＜ 0.01；Its surplus is Al；
2) above-mentioned aluminum alloy materials are subjected to melting, are then die cast as shaped article；
3) the baking line that above-mentioned shaped article is put into 180 ° -240 ° heats 40min-120min；
4) shaped article after heating in step 3) is removed, then cooling can finish.
Further, the component of the aluminum alloy materials contains the element of following mass percent：Si=2.5；Fe=
0.45；Cu=0.05；Mn=0.002；Mg=0.8；Zn=0.002；Ni=0.002；Pb=0.002；Ca=0.002；Sn=
0.002；Ti=0.002；Cr=0.002；Its surplus is Al.Using the technical solution, conductivity testing mean reaches
27.23MS/m, thermal conductivity average value have reached 180.7W/mK, and thermal conductivity improves 39%.
Further, the component of the aluminum alloy materials contains the element of following mass percent：Si=3.5；Fe
=0.6；Cu=0.09；Mn=0.01；Mg=1.2；Zn=0.009；Ni=0.009；Pb=0.09；Ca=0.002；Sn=
0.002；Ti=0.001；Cr=0.009；Its surplus is Al.Using the technical solution, conductivity testing mean reaches
27.89MS/m, thermal conductivity average value have reached 184.6W/mK, and thermal conductivity improves 42%.
Further, the Si=3；Fe=0.5；Cu=0.06；Mn=0.005；Mg=1；Zn=0.005； Ni
=0.005；Pb=0.005；Ca=0.005；Sn=0.005；Ti=0.005；Cr=0.005；Its surplus is Al.Using this
Technical solution, conductivity testing mean have reached 28.21MS/m, and thermal conductivity average value has reached 187.8W/mK, thermal conductivity
Rate improves 44.46%.
Further, the baking line for the shaped article described in the step 3) being put into 200 ° heats 80min.
Inventor has carried out 3 groups of tests to the conductivity and thermal conductivity of the aluminium alloy finished parts of the present invention, and test result is such as
Table 1-1
Table 1-1：
By said program it is found that the present invention has at least the following advantages：
The thermal conductivity of pack alloy part improves 20% or more, while mechanical property will not reduce.
Above description is only the general introduction of technical solution of the present invention, in order to better understand the technical means of the present invention,
And can be implemented in accordance with the contents of the specification, it is described in detail as after with presently preferred embodiments of the present invention below.
Specific implementation mode
With reference to embodiment, the embodiment of the present invention is furthur described in detail.Following embodiment is used for
Illustrate the present invention, but is not limited to the scope of the present invention.
In order to enable those skilled in the art to better understand the solution of the present invention, to the technical side in the embodiment of the present invention
Case is clearly and completely described, it is clear that and described embodiments are only a part of the embodiments of the present invention, rather than all
Embodiment.Based on the embodiment of the present invention, those skilled in the art are obtained without making creative work
Every other embodiment, shall fall within the protection scope of the present invention.
Embodiment
A kind of preparation method for the pack alloy part that can improve thermal conductivity, including following step：
1) aluminum alloy materials are configured, the component of the aluminum alloy materials contains the element of following mass percent：Si=
2.5-3.5；Fe≤0.45-0.6；Cu≤0.05-0.09；Mn≤0.01；Mg=0.8-1.2；Zn ＜ 0.01；Ni ＜ 0.01；Pb
＜ 0.01；Ca ＜ 0.01；Sn ＜ 0.01；Ti ＜ 0.01；Cr ＜ 0.01；Its surplus is Al；
2) above-mentioned aluminum alloy materials are subjected to melting, are then die cast as shaped article；
3) the baking line that above-mentioned shaped article is put into 180 ° -240 ° heats 40min-120min；
4) shaped article after heating in step 3) is removed, then cooling can finish.
In the present invention, the component of the aluminum alloy materials contains the element of following mass percent：Si=2.5；Fe=
0.45；Cu=0.05；Mn=0.002；Mg=0.8；Zn=0.002；Ni=0.002；Pb=0.002；Ca=0.002；Sn=
0.002；Ti=0.002；Cr=0.002；Its surplus is Al.
In the present invention, the component of the aluminum alloy materials contains the element of following mass percent：Si=3.5；Fe=
0.6；Cu=0.09；Mn=0.01；Mg=1.2；Zn=0.009；Ni=0.009；Pb=0.09；Ca=0.002；Sn=
0.002；Ti=0.001；Cr=0.009；Its surplus is Al.
In the present invention, the Si=3；Fe=0.5；Cu=0.06；Mn=0.005；Mg=1；Zn=0.005；Ni=
0.005；Pb=0.005；Ca=0.005；Sn=0.005；Ti=0.005；Cr=0.005；Its surplus is Al.
The present invention has at least the following advantages：
The thermal conductivity of pack alloy part improves 20% or more, while mechanical property will not reduce.
The above is only a preferred embodiment of the present invention, it is not intended to restrict the invention, it is noted that for this
For the those of ordinary skill of technical field, without departing from the technical principles of the invention, several improvement can also be made
And modification, these improvements and modifications also should be regarded as protection scope of the present invention.
Claims (5)
1. a kind of preparation method for the pack alloy part that can improve thermal conductivity, which is characterized in that including following step：
1) aluminum alloy materials are configured, the component of the aluminum alloy materials contains the element of following mass percent：Si=2.5-
3.5；Fe≤0.45-0.6；Cu≤0.05-0.09；Mn≤0.01；Mg=0.8-1.2；Zn ＜ 0.01；Ni ＜ 0.01；Pb ＜
0.01；Ca ＜ 0.01；Sn ＜ 0.01；Ti ＜ 0.01；Cr ＜ 0.01；Its surplus is Al；
2) above-mentioned aluminum alloy materials are subjected to melting, are then die cast as shaped article；
3) the baking line that above-mentioned shaped article is put into 180 ° -240 ° heats 40min-120min；
4) shaped article after heating in step 3) is removed, then cooling can finish.
2. a kind of preparation method of pack alloy part that can improve thermal conductivity according to claim 1, feature exist
In：The component of the aluminum alloy materials contains the element of following mass percent：Si=2.5；Fe=0.45；Cu=0.05；
Mn=0.002；Mg=0.8；Zn=0.002；Ni=0.002；Pb=0.002；Ca=0.002；Sn=0.002；Ti=
0.002；Cr=0.002；Its surplus is Al.
3. a kind of preparation method of pack alloy part that can improve thermal conductivity according to claim 1, feature exist
In：The component of the aluminum alloy materials contains the element of following mass percent：Si=3.5；Fe=0.6；Cu=0.09；Mn
=0.01；Mg=1.2；Zn=0.009；Ni=0.009；Pb=0.09；Ca=0.002；Sn=0.002；Ti=0.001；Cr
=0.009；Its surplus is Al.
4. a kind of preparation method of pack alloy part that can improve thermal conductivity according to claim 1, feature exist
In：The Si=3；Fe=0.5；Cu=0.06；Mn=0.005；Mg=1；Zn=0.005；Ni=0.005；Pb=
0.005；Ca=0.005；Sn=0.005；Ti=0.005；Cr=0.005；Its surplus is Al.
5. according to a kind of preparation method for the pack alloy part that can improve thermal conductivity of claim 1-4 any one of them,
It is characterized in that：Shaped article described in the step 3) is put into 200 ° of baking line and heats 80min.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711461163.XA CN108285999B (en) | 2017-12-28 | 2017-12-28 | A kind of preparation method for the pack alloy part can be improved thermal conductivity |
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| CN201711461163.XA CN108285999B (en) | 2017-12-28 | 2017-12-28 | A kind of preparation method for the pack alloy part can be improved thermal conductivity |
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| CN108285999A true CN108285999A (en) | 2018-07-17 |
| CN108285999B CN108285999B (en) | 2019-09-27 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110343915A (en) * | 2019-06-25 | 2019-10-18 | 广东伟业铝厂集团有限公司 | A kind of aluminum alloy materials and preparation method thereof, the radiator of high intensity high thermal conductivity |
| CN111945038A (en) * | 2019-05-16 | 2020-11-17 | 马勒国际有限公司 | Method for producing an engine component, engine component and use of an aluminium alloy |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103526082A (en) * | 2013-09-26 | 2014-01-22 | 广州金邦有色合金有限公司 | High thermal conductivity cast aluminium alloy and preparation method thereof |
| CN105112736A (en) * | 2015-09-07 | 2015-12-02 | 苏州凯宥电子科技有限公司 | Die-cast aluminum alloy and preparing method thereof |
| CN105177368A (en) * | 2015-08-10 | 2015-12-23 | 高安市金良轩科技有限公司 | Pressure cast rare earth aluminum alloy with high thermal conductivity and high electrical conductivity and preparing method thereof |
-
2017
- 2017-12-28 CN CN201711461163.XA patent/CN108285999B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103526082A (en) * | 2013-09-26 | 2014-01-22 | 广州金邦有色合金有限公司 | High thermal conductivity cast aluminium alloy and preparation method thereof |
| CN105177368A (en) * | 2015-08-10 | 2015-12-23 | 高安市金良轩科技有限公司 | Pressure cast rare earth aluminum alloy with high thermal conductivity and high electrical conductivity and preparing method thereof |
| CN105112736A (en) * | 2015-09-07 | 2015-12-02 | 苏州凯宥电子科技有限公司 | Die-cast aluminum alloy and preparing method thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111945038A (en) * | 2019-05-16 | 2020-11-17 | 马勒国际有限公司 | Method for producing an engine component, engine component and use of an aluminium alloy |
| CN110343915A (en) * | 2019-06-25 | 2019-10-18 | 广东伟业铝厂集团有限公司 | A kind of aluminum alloy materials and preparation method thereof, the radiator of high intensity high thermal conductivity |
| CN110343915B (en) * | 2019-06-25 | 2020-12-11 | 广东伟业铝厂集团有限公司 | High-strength high-thermal-conductivity aluminum alloy material, preparation method thereof and radiator |
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| CN108285999B (en) | 2019-09-27 |
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