CN108300914A - The formula and its smelting key device of high-yield strength aluminium alloy - Google Patents
The formula and its smelting key device of high-yield strength aluminium alloy Download PDFInfo
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- CN108300914A CN108300914A CN201710736466.1A CN201710736466A CN108300914A CN 108300914 A CN108300914 A CN 108300914A CN 201710736466 A CN201710736466 A CN 201710736466A CN 108300914 A CN108300914 A CN 108300914A
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- partition board
- permanent magnetism
- permanent
- magnetism partition
- yield strength
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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
- C22C21/10—Alloys based on aluminium with zinc 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
- C22C1/00—Making non-ferrous alloys
- C22C1/02—Making non-ferrous alloys by melting
- C22C1/026—Alloys based on aluminium
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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
-
- 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
- C22C21/12—Alloys based on aluminium with copper as the next major constituent
- C22C21/14—Alloys based on aluminium with copper as the next major constituent with silicon
-
- 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
- C22C21/12—Alloys based on aluminium with copper as the next major constituent
- C22C21/16—Alloys based on aluminium with copper as the next major constituent with magnesium
-
- 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
- C22C21/12—Alloys based on aluminium with copper as the next major constituent
- C22C21/18—Alloys based on aluminium with copper as the next major constituent with zinc
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Abstract
Offer yield strength pack alloy proposed by the present invention,The yield strength pack alloy is having good casting character,While mechanical property and heat treatment performance,It is also equipped with higher yield strength,The key device for smelting the composition alloy includes smelting furnace,Permanent magnetic stirring magnet and permanent magnetism partition board,Permanent magnetism partition board is close to melting furnace bottom,Above permanent magnetic stirring magnet,Plane of the direction of magnetization of permanent magnetism partition board perpendicular to permanent magnetism partition board,The area of permanent magnetism partition board is less than the area of the bottom of smelting furnace,The magnetic field intensity of permanent magnetism partition board is less than the magnetic field intensity of permanent magnetic stirring magnet,Permanent magnetism partition part fills the space between smelting furnace and permanent magnetic stirring magnet,One non-uniform magnetic-field spatially and temporal pulsed magnetic field are provided,Pass through this non-uniform magnetic-field spatially and temporal pulsed magnetic field,It causes inside metal liquid by a non-uniform driving force,Form the effect of surge.
Description
Technical field
The present invention relates to technical field of aluminum alloy technology, are in particular that the formula of high-yield strength aluminium alloy and its smelting are closed
Key apparatus.
Background technology
Aluminium alloy is common lightweight metal material, it is widely used in the industry such as automobile, ship, space flight, machinery, communication
In, it has the characteristics that good processing performance, light weight, energy saving.With the continuous development of auto industry, automotive light weight technology and the energy
The low consumed main trend for requiring to have become auto manufacturing, the aluminium alloy as lightweight material first is on automobile
Demand also constantly expands.Aluminum alloy spare part applied to automobile mostly uses greatly casting and forming, because casting adds relative to other
Work mode, rate of metal is high, and dimensional accuracy is high, can produce complex-shaped component, has excellent mechanical performance and object
Rationality energy.Current automobile engine, wheel rim etc. mostly use cast aluminium alloy gold and are manufactured, and advantageously account for dissipating in this way
Heat, can elongated component itself and the spare and accessory parts being in direct contact therewith service life, still, existing cast aluminium alloy gold bend
It takes that strength character is not ideal enough, limits the development of the high speed and high power of automobile, in order to meet the needs of fast-developing,
It is necessary to develop a kind of yield strength pack alloy.
Existing cast aluminium alloy gold due to needing to add a variety of rare earth elements, the diffusion of various elements during the addition process
Property is also different, it is therefore desirable to be mixed with permanent magnetic stirring, in order to promote mixing efficiency, need to develop a kind of matched energy
The device for enough accelerating element mixing, obtains high-performance, homogeneous aluminum alloy materials.
Invention content
The invention mainly solves the technical problem of providing yield strength pack alloy, the yield strength pack alloys
While having good casting character, mechanical property and heat treatment performance, it is also equipped with higher yield strength so that aluminium closes
The yield strength performance of gold is good, while using a set of matched device that can accelerate element mixing, obtaining high-performance, homogeneous
Aluminum alloy materials.
The present invention proposes the formula of high-yield strength aluminium alloy and its smelts key device, wherein high-yield strength aluminium alloy
Formula, by weight percentage：
Si：0.3%~9%；Fe：0.6~1.3%；Cu：0.1~2.5%；Mn：0~1.8%；Mg：0~1.5%；Ni：0~0.7%；
Ti：0~0.1%；Sb：0~0.1%；Zn：2~19%；Pb：0~0.01%；Surplus is Al.
It includes smelting furnace, permanent magnetic stirring magnet and permanent magnetism partition board wherein to smelt key device, and permanent magnetism partition board is close to smelting furnace
Bottom is located above permanent magnetic stirring magnet, and the direction of magnetization of permanent magnetism partition board is perpendicular to the plane of permanent magnetism partition board, the face of permanent magnetism partition board
Product is less than the area of the bottom of smelting furnace, and the magnetic field intensity of permanent magnetism partition board is less than the magnetic field intensity of permanent magnetic stirring magnet.
Preferably, above-mentioned permanent magnetism partition board is 10 degree and arrives 180 degree in sector, the central angle of the sector.
Preferably, above-mentioned permanent magnetism partition board is square.
Preferably, above-mentioned permanent magnetism partition board assume diamond in shape, ellipse, triangle or irregular shape.
Preferably, above-mentioned permanent magnetism partition board is in uneven thickness, and the thickness of permanent magnetism separator edge is less than among permanent magnetism partition board
Thickness.
Preferably, the material of above-mentioned permanent magnetism partition board is Nd-Fe-B permanent magnet, and the material magnetic field intensity of permanent magnetism partition board is forever
Magnetic stirs ten five five to percent the percent of the magnetic field intensity of magnet.
High-yield strength aluminium alloy formula of the present invention has the beneficial effect that：
The high heat conduction pack alloy is also equipped with while having good casting character, mechanical property and heat treatment performance
Higher yield strength rate so that the yield strength performance of aluminium alloy is good.
The present invention smeltings key technology operation principle with have the beneficial effect that：
In the technology of the present invention, permanent magnetism partition part fills the space between smelting furnace and permanent magnetic stirring magnet, provide one
Non-uniform magnetic-field spatially and temporal pulsed magnetic field pass through this non-uniform magnetic-field spatially and temporal pulse
Magnetic field causes to be formed the effect of surge, for spatially, specifically by a non-uniform driving force inside metal liquid
Process is such, by permanent magnetism partition board in for fan-shaped, it is assumed that when original state the South Pole of permanent magnetism partition board downward, arctic court
On, the South Pole rotation of permanent magnetic stirring magnet at this time comes, since the magnetic field intensity of permanent magnetic stirring magnet is more than the magnetic of permanent magnetism partition board
Field intensity, permanent magnetism partition board are magnetized, and become the arctic downward, the South Pole upward, due to obtaining the reinforcement in permanent magnetism partition board magnetic field, permanent magnetism
Metal liquid right over partition board is under the field drives of a bigger, and the metal fluid rotated at this time is in the position of permanent magnetism partition board
It sets（The South Pole of permanent magnetic stirring magnet is located just at the underface of permanent magnetism partition board at this time）, arctic relative to permanent magnetic stirring magnet
Position, by the field drives of bigger, this uneven driving may result in the deformation and compression of metal fluid, in metal fluid
Surface, which is formed, significantly surges, in addition, for from the time, during in the South Pole of permanent magnetic stirring magnet, rotation comes, forever
The original polarity of magnetic partition board be the South Pole downward, the arctic upward, and the polarity in South Pole of permanent magnetic stirring magnet that comes of rotation on the contrary,
Before the magnetization of the South Pole for the permanent magnetic stirring magnet being rotated, the magnetic field that the metal liquid above permanent magnetism partition board is experienced is small
Magnetic field intensity in the South Pole of permanent magnetic stirring magnet itself, after magnetization, the metal liquid above permanent magnetism partition board can be experienced
Moment in magnetic field increase, that is, pulsed magnetic field, the appearance of pulsed magnetic field so that metal liquid above permanent magnetism partition board by
Moment increased driving leads to the deformation and compression of metal fluid, is formed on metal fluid surface and significantly surged.When permanent magnetism stirs
Mix magnet the South Pole be rotated away from after, the polarity of permanent magnetism partition board be the arctic downward, the South Pole upward, when the north of permanent magnetic stirring magnet
During pole rotation comes, and above-mentioned process can be repeated, generation non-uniform magnetic-field spatially generates arteries and veins in time
Rush magnetic field.Permanent magnetism partition board it is in uneven thickness, the thickness of permanent magnetism separator edge is less than the thickness among permanent magnetism partition board, this be in order to
The impact for reducing the driving device discontinuity of permanent magnetic stirring magnet, since the magnetic pole and permanent magnetic stirring magnet of permanent magnetism partition board lean on
Magnetic pole near procedure is on the contrary, permanent magnetic stirring magnet by a repulsive force, can cause the driving current of driving device to occur one
A steep increasing can increase the load of transmission system, driving circuit and control system moment in this way, and when the magnetic polarity reversal of permanent magnetism partition board
And when consistent with the magnetic pole of permanent magnetic stirring magnet, the repulsive force pop-off that permanent magnetic stirring magnet is subject in this way can wink
Between reduce transmission system, driving circuit and control system load, in order to reduce this moment increase suddenly the variation dropped suddenly to be driven
The impact of system, driving circuit and control system, the thickness of permanent magnetism separator edge are less than the thickness among permanent magnetism partition board, allow permanent magnetism
The magnetic field intensity of separator edge is less than the magnetic field intensity among permanent magnetism partition board, and the repulsive force that permanent magnetic stirring magnet is experienced is allowed to present
One ascending progressive formation provides a gradual change for transmission system deformation, driving circuit adjustment and control system adjustment
Buffering, and then reduce loss, extends guarantee maintenance interval time, and permanent magnetism partition board assumes diamond in shape, ellipse, triangle or irregular shape
Shape is also for this reason that.By taking permanent magnetism partition board assumes diamond in shape as an example, the area of the permanent magnetism partition board of diamond tips is small, corresponding position
The magnetic field of permanent magnetism partition board is small, therefore an ascending gradual change is presented in the repulsive force that permanent magnetic stirring magnet can be allowed to experience
Journey equally reaches identical effect.
Description of the drawings
Fig. 1 is the vertical sectional view of swell type permanent magnetism agitating apparatus；
Fig. 2 is the horizontal cross-section schematic diagram of the permanent magnetism partition board in embodiment 1；
Fig. 3 is the vertical sectional view of the permanent magnetism partition board in embodiment 1；
Fig. 4 is the horizontal cross-section schematic diagram of the permanent magnetism partition board in embodiment 2；
Fig. 5 is the horizontal cross-section schematic diagram of the permanent magnetism partition board in embodiment 3；
Fig. 6 is the horizontal cross-section schematic diagram of the permanent magnetism partition board in embodiment 4；
Fig. 7 is the horizontal cross-section schematic diagram of the permanent magnetism partition board in embodiment 5；
Fig. 8 is the horizontal cross-section schematic diagram of the permanent magnetism partition board in embodiment 6；
Fig. 9 is the composition in embodiment 1；
Figure 10 is the testing result of each sample in Fig. 9：
Figure 11 shows the detection data of each sample in Fig. 9：
In figure：1- smelting furnaces, 2- permanent magnetic stirring magnet, 3- permanent magnetism partition boards, the center of rotation axis of 4- permanent magnetic stirring magnet, 5- is forever
Magnetic stirs the geometric center lines of the magnetic pole of magnet, and the geometric center lines of the magnetic pole of the permanent magnetic stirring magnet of 6- rotations are in water surface direction
The round wire marked.
Specific implementation mode
Embodiment 1：
The formula of high-yield strength aluminium alloy provided in this embodiment, by weight percentage：
Si：0.3%~9%；Fe：0.6~1.3%；Cu：0.1~2.5%；Mn：0~1.8%；Mg：0~1.5%；Ni：0~0.7%；
Ti：0~0.1%；Sb：0~0.1%；Zn：2~19%；Pb：0~0.01%；Surplus is Al.
The smelting key technology of the present embodiment includes swell type permanent magnetism agitating apparatus, including smelting furnace 1, permanent magnetic stirring magnet
2 and permanent magnetism partition board 3, permanent magnetism partition board 3 is located at 2 top of permanent magnetic stirring magnet, the magnetization side of permanent magnetism partition board 3 close to 1 bottom of smelting furnace
To the plane perpendicular to permanent magnetism partition board 3, the area of permanent magnetism partition board 3 is less than the area of the bottom of smelting furnace 1, the magnetic of permanent magnetism partition board 3
Field intensity is less than the magnetic field intensity of permanent magnetic stirring magnet 2.For permanent magnetism partition board shown in Fig. 2 in sector, fan-shaped central angle is 10 degree
To 180 degree, permanent magnetism partition board shown in Fig. 3 it is in uneven thickness, the thickness of permanent magnetism separator edge is less than the thickness among permanent magnetism partition board
Degree.
Embodiment 2：
Permanent magnetism partition board shown in Fig. 4 is square, remaining parameter and embodiment 1 are identical.
Embodiment 3：
Permanent magnetism partition board shown in fig. 5 assumes diamond in shape, remaining parameter and embodiment 1 are identical.
Embodiment 4：
Permanent magnetism partition board shown in fig. 6 is oval, remaining parameter and embodiment 1 are identical.
Embodiment 5：
Permanent magnetism partition board shown in Fig. 7 is triangular in shape, remaining parameter and embodiment 1 are identical.
Embodiment 6：
Permanent magnetism partition board shown in Fig. 8 is in irregular shape, remaining parameter and embodiment 1 are identical.
Embodiment 7：
The material of permanent magnetism partition board is Nd-Fe-B permanent magnet, and the material magnetic field intensity of permanent magnetism partition board is strong for the magnetic field of permanent magnetic stirring magnet
Five to percent percent spent 15, remaining parameter and embodiment 1 are identical.
Embodiment test result：Fig. 9 shows that the composition in embodiment 1, Figure 10 show the detection knot of each sample in Fig. 9
Fruit：Figure 11 shows the detection data of each sample in Fig. 9.
Although the present invention is disclosed as above with preferred embodiment, it is not limited to the present invention, any to be familiar with this
The people of technology can do various changes and modification, therefore the protection of the present invention without departing from the spirit and scope of the present invention
Range should be subject to what claims were defined.
Claims (6)
1. the formula and its smelting key device of high-yield strength aluminium alloy, it is characterised in that：The high-yield strength aluminium closes
The weight percent meter of gold formula：
Si：0.3%~9%；Fe：0.6~1.3%；Cu：0.1~2.5%；Mn：0~1.8%；Mg：0~1.5%；Ni：0~0.7%；
Ti：0~0.1%；Sb：0~0.1%；Zn：2~19%；Pb：0~0.01%；Surplus is Al;
The smelting key device includes smelting furnace, permanent magnetic stirring magnet and permanent magnetism partition board, and the permanent magnetism partition board is close to molten
Furnace bottom is located above permanent magnetic stirring magnet, and the direction of magnetization of the permanent magnetism partition board is perpendicular to the plane of permanent magnetism partition board, institute
The area for the permanent magnetism partition board stated is less than the area of the bottom of smelting furnace, and the magnetic field intensity of the permanent magnetism partition board is less than permanent magnetic stirring
The magnetic field intensity of magnet.
2. according to the formula of the high-yield strength aluminium alloy described in claim 1 and its smelting key device, which is characterized in that
The permanent magnetism partition board is 10 degree and arrives 180 degree in sector, the central angle of the sector.
3. according to the formula of the high-yield strength aluminium alloy described in claim 1 and its smelting key device, which is characterized in that
The permanent magnetism partition board is square.
4. according to the formula of the high-yield strength aluminium alloy described in claim 1 and its smelting key device, which is characterized in that
The permanent magnetism partition board assumes diamond in shape, ellipse, triangle or irregular shape.
5. according to the formula of the high-yield strength aluminium alloy described in claim 1 and its smelting key device, which is characterized in that
The permanent magnetism partition board it is in uneven thickness, the thickness of permanent magnetism separator edge is less than the thickness among permanent magnetism partition board.
6. according to the formula of the high-yield strength aluminium alloy described in claim 1 and its smelting key device, which is characterized in that
The material of the permanent magnetism partition board is Nd-Fe-B permanent magnet, and the material magnetic field intensity of the permanent magnetism partition board is permanent magnetic stirring magnet
Magnetic field intensity ten five five to percent percent.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710736466.1A CN108300914A (en) | 2017-08-24 | 2017-08-24 | The formula and its smelting key device of high-yield strength aluminium alloy |
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| CN201710736466.1A CN108300914A (en) | 2017-08-24 | 2017-08-24 | The formula and its smelting key device of high-yield strength aluminium alloy |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108559882A (en) * | 2017-11-02 | 2018-09-21 | 东莞市金羽丰知识产权服务有限公司 | The formula and its smelting key device of high-yield strength aluminium alloy |
| CN108554291A (en) * | 2017-11-02 | 2018-09-21 | 东莞市金羽丰知识产权服务有限公司 | Swell type permanent magnetism agitating apparatus |
| CN111411274A (en) * | 2020-05-27 | 2020-07-14 | 东莞市青鸟金属材料有限公司 | High-strength heat-conducting aluminum alloy material and preparation method thereof |
| EP4083248A4 (en) * | 2019-12-26 | 2023-05-24 | BYD Company Limited | Aluminum alloy and preparation method thereof, and aluminum alloy structural member |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2854477Y (en) * | 2005-11-14 | 2007-01-03 | 洪俊 | Molten furnace stirring device with seething effect |
| CN101921933A (en) * | 2010-06-03 | 2010-12-22 | 怡球金属资源再生（中国）股份有限公司 | High-purity stabilized aluminum alloy ingot and production method thereof |
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2017
- 2017-08-24 CN CN201710736466.1A patent/CN108300914A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2854477Y (en) * | 2005-11-14 | 2007-01-03 | 洪俊 | Molten furnace stirring device with seething effect |
| CN101921933A (en) * | 2010-06-03 | 2010-12-22 | 怡球金属资源再生（中国）股份有限公司 | High-purity stabilized aluminum alloy ingot and production method thereof |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108559882A (en) * | 2017-11-02 | 2018-09-21 | 东莞市金羽丰知识产权服务有限公司 | The formula and its smelting key device of high-yield strength aluminium alloy |
| CN108554291A (en) * | 2017-11-02 | 2018-09-21 | 东莞市金羽丰知识产权服务有限公司 | Swell type permanent magnetism agitating apparatus |
| EP4083248A4 (en) * | 2019-12-26 | 2023-05-24 | BYD Company Limited | Aluminum alloy and preparation method thereof, and aluminum alloy structural member |
| CN111411274A (en) * | 2020-05-27 | 2020-07-14 | 东莞市青鸟金属材料有限公司 | High-strength heat-conducting aluminum alloy material and preparation method thereof |
| CN111411274B (en) * | 2020-05-27 | 2021-12-07 | 东莞市青鸟金属材料有限公司 | High-strength heat-conducting aluminum alloy material and preparation method thereof |
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Effective date of registration: 20190107 Address after: Room 1203, 12th floor, Shenglongxing Industrial Park R&D Building, 22 Longteng Road, Pingdi Street, Longgang District, Shenzhen City, Guangdong 518000 Applicant after: Shenzhen Borui Patent New Technology Service Co., Ltd. Address before: Room 314, Building 18, Songke Garden, Songshan Lake Science and Technology Industrial Park, Dongguan City, Guangdong Province Applicant before: Dongguan Jin Yufeng Intellectual Property Service Co., Ltd. |
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