CN108385042B - A kind of production technology of the Aluminum Alloy Plate applied to tablet computer backboard - Google Patents
A kind of production technology of the Aluminum Alloy Plate applied to tablet computer backboard Download PDFInfo
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- CN108385042B CN108385042B CN201810176930.0A CN201810176930A CN108385042B CN 108385042 B CN108385042 B CN 108385042B CN 201810176930 A CN201810176930 A CN 201810176930A CN 108385042 B CN108385042 B CN 108385042B
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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
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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
- C22F1/002—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working by rapid cooling or quenching; cooling agents used therefor
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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
- C22F1/047—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 magnesium as the next major constituent
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- Crystallography & Structural Chemistry (AREA)
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- Mechanical Engineering (AREA)
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- Organic Chemistry (AREA)
- Metal Rolling (AREA)
Abstract
The present invention provides a kind of production technology of Aluminum Alloy Plate applied to tablet computer backboard, belong to aluminum alloy plate materials processing technique field, it is that aluminum alloy plate materials are put into solution heat treatment furnace, water cooling is carried out after keeping the temperature 8~15min at a temperature of 530~540 DEG C, it in being put into temperature in 3h is to carry out Pre-aging treatment in 200~300 DEG C of air resistance furnace by the aluminum alloy plate materials after water cooling, aluminum alloy plate materials are taken out when aluminum alloy plate materials temperature reaches 120~140 DEG C, the aluminum alloy plate materials are blown using blower and are cooled to temperature lower than 60 DEG C, it is detected after cooling, obtain finished product.Aluminum Alloy Plate made from production technology is applied to tablet computer backboard through the invention, have it is good can punching press and good mechanical properties, while also improving production efficiency, reduce production cost, guarantee plate uniformity and consistency of performance.
Description
[technical field]
The present invention relates to aluminum alloy plate materials processing technique field, especially a kind of aluminium alloy applied to tablet computer backboard
The production technology of cut deal.
[technical background]
Tablet computer backboard mainly has aluminium alloy, plastics, three kinds of glass, since aluminum alloy casing has high-intensitive, surface
The excellent characteristics such as texture is excellent, heat-conducting effect is good, so that aluminium alloy is widely used in tablet computer backboard, wherein 6463 systems
Aluminum alloy casing has the advantages that intensity, hardness are high, and oxidation texture is good, and metallic luster is gorgeous.However 6463 aluminum alloy solutions are quenched
Natrual ageing hardness occurs after fire to rise, will lead to the bad loss such as stamping cracking, machining distortion.
To guarantee that 6463 aluminum alloy plate materials that client uses have stable punching press and machinability, after solution hardening
Pre-aging treatment need to be carried out to 6463 aluminum alloy plate materials, slow down its natrual ageing speed, control its hardening rate.At this stage, it looks forward to
The widely used preageing technique of industry has 2 kinds: (1) under the conditions of less than 100 DEG C of temperature, carrying out long-time heat preservation, that is, after being dissolved
Progress (60~100) DEG C/(2~25) h Pre-aging treatment；Its major defect is using the preageing work kept the temperature less than 100 DEG C
Skill, for the uniformity and consistency of performance for guaranteeing the plate in high volume production process, according to plate size cases soaking time
2h or more is at least wanted, economic cost is high and production efficiency is low.(2) under the conditions of being greater than 140 DEG C of temperature, short time heat preservation is carried out,
Progress (140~240) DEG C/(5~15) min Pre-aging treatment after being dissolved, disadvantage are pre- using what is kept the temperature greater than 140 DEG C
Aging technique, although soaking time only 10min or so, can only monolithic produce on a small quantity, and produce in batches when not can guarantee
Plate uniformity and consistency of performance.
[summary of the invention]
In view of posed problems above, the present invention provides a kind of Aluminum Alloy Plates applied to tablet computer backboard
Production technology, resulting aluminum alloy plate materials be applied to tablet computer backboard, have it is good can punching press and good mechanical properties, together
When also improve production efficiency, reduce production cost, guarantee plate uniformity and consistency of performance.
Technical scheme is as follows:
A kind of production technology of the Aluminum Alloy Plate applied to tablet computer backboard, is that aluminum alloy plate materials are put into solid solution
In heat-treatment furnace, water cooling is carried out after keeping the temperature 8~15min at a temperature of 530~540 DEG C, by the aluminum alloy plate materials after water cooling in 3h
Inside being put into temperature is to carry out Pre-aging treatment in 200~300 DEG C of air resistance furnace, when aluminum alloy plate materials temperature reaches 120~
Aluminum alloy plate materials are taken out at 140 DEG C, the aluminum alloy plate materials are blown using blower and are cooled to temperature lower than 60 DEG C, are detected after cooling,
Obtain finished product.
It further, is in 200~300 DEG C of air resistance furnace in being put into temperature in 2h by the aluminum alloy plate materials after water cooling
Carry out Pre-aging treatment.
Further, the aluminum alloy plate materials are cooled to temperature lower than 60 DEG C in blowing in 1h using blower.
Further, 6463 aluminum alloy plate materials of model of the aluminum alloy plate materials.
Further, the chemical component of 6463 aluminum alloy plate materials includes each component of following weight percent: Si=
0.3~0.4%, Fe≤0.10%, Cu≤0.05%, Mn≤0.05%, Mg=0.45~0.55%, Cr≤0.05%, Zn≤
0.05%, Ti≤0.05%；Other individual element≤0.05% add up to≤0.15%；Its surplus be Al and inevitably it is miscellaneous
Matter.
Further, the weight percent of the Si element in 6463 aluminum alloy plate materials is 0.35%, Mg element
Weight percent is 0.50%.
Further, the production method of 6463 aluminum alloy plate materials is,
(1) according to predetermined weight percent, ingredient is put into melting in smelting furnace, is cast as aluminium alloy ingots after melting；
(2) it will be cut after the homogenization heat treatment of gained aluminium alloy ingots and carry out milling face end to end；
(3) by the aluminium alloy ingots behind milling face by preheating using hot rolling, then carry out cold rolling rolled into a thickness of
4.5-6.5mm plate.
Further, in step (1), the smelting temperature in the smelting furnace is 700-720 DEG C.
The present invention provides a kind of production technologies of Aluminum Alloy Plate applied to tablet computer backboard, with the prior art
It compares, has the advantages that
The present invention is that aluminum alloy plate materials are put into solution heat treatment furnace, and 8~15min is kept the temperature at a temperature of 530~540 DEG C
After carry out water cooling, by the aluminum alloy plate materials after water cooling in be put into 3h temperature be carried out in 200~300 DEG C of air resistance furnace it is pre-
Ageing treatment takes out aluminum alloy plate materials when aluminum alloy plate materials temperature reaches 120~140 DEG C, using blower by the aluminium alloy
Plate, which is blown, is cooled to temperature lower than 60 DEG C, is detected after cooling to get thick in the aluminium alloy applied to tablet computer backboard to finished product
Plate can meet requirement of the client to the stampability and machine additivity energy of the aluminum alloy plate materials for being applied to tablet computer backboard, simultaneously
Production efficiency is also improved, production cost is reduced, guarantees plate uniformity and consistency of performance.Wherein, aluminium alloy used in the present invention
6463 aluminum alloy plate materials of model of plate, chemical component include Si, Fe, Cu, Mn, Mg, Cr, Zn, Ti and Al, above-mentioned element
According to special ratios ingredient, cast, soaking, cut end to end, milling face, preheating, hot rolling, be finally cold rolled to aluminum alloy plate materials, institute
Aluminum alloy plate materials have the advantages that processing performance, weldability, extrudability and plating resistance preferable, and its corrosion resistance,
Toughness is stronger, while having the advantages that be easily polished, paint；The present invention also passes through actually reaching temperature and coming out of the stove for control plate
After control cooling rate, achieve the purpose that slow down natrual ageing speed, control plate hardness, kept the temperature instead of the isothermal that time-consuming
Pre-aging treatment technique, and compared with the preageing technique of existing isothermal heat preservation, the time of Pre-aging treatment of the present invention is short, meets
Requirements of mass production, and speed of production is fast, and production cost is low；The performance stability time of plate is long after pretreatment, forming
Property good, the holding time before product punching press can be extended；The preageing process that the present invention uses improves atomic group in microscopic structure
Size and density, determine the hardening capacity at artificial aging initial stage, when preageing forms enough and stable small cores,
It can prevent the aluminium alloy in ag(e)ing process from distortion of lattice occurs, alloy artificial aging initial stage is avoided ruckbildung occur.The present invention
Used each technological means all cooperates, mutually promotes, and camps step by step, is all linked with one another, generated total
Technical effect be significantly larger than the simple adduction of technological means caused by single technological means.
In short, the production technology of the Aluminum Alloy Plate provided by the invention applied to tablet computer backboard, resulting aluminium
Alloy cut deal be applied to tablet computer backboard, have it is good can punching press and good mechanical properties, while also improve production effect
Rate reduces production cost, guarantees plate uniformity and consistency of performance.
[specific embodiment]
The following examples can help those skilled in the art that the present invention is more completely understood, but cannot be with any
Mode limits the present invention.
Embodiment 1
A kind of production technology of the Aluminum Alloy Plate applied to tablet computer backboard, is that aluminum alloy plate materials are put into solid solution
In heat-treatment furnace, water cooling is carried out after keeping the temperature 8min at a temperature of 530 DEG C, by the aluminum alloy plate materials after water cooling in being put into temperature in 3h
To carry out Pre-aging treatment in 200 DEG C of air resistance furnaces, aluminium alloy plate is taken out when aluminum alloy plate materials temperature reaches 120 DEG C
The aluminum alloy plate materials are cooled to temperature lower than 60 DEG C in blowing in 1h using blower by material, it is cooling after detection to get arriving finished product；
Wherein, 6463 aluminum alloy plate materials of model of the aluminum alloy plate materials；6463 aluminum alloy plate materials chemistry at
Divide each component including following weight percent: Si=0.3%, Fe≤0.10%, Cu≤0.05%, Mn≤0.05%, Mg=
0.45%, Cr≤0.05%, Zn≤0.05%, Ti≤0.05%；Other individual element≤0.05% add up to≤0.15%；Its
Surplus is Al and inevitable impurity；
The production method of 6463 aluminum alloy plate materials is:
(1) according to predetermined weight percent, ingredient is put into melting in smelting furnace, aluminium alloy ingots, institute are cast as after melting
Stating the smelting temperature in smelting furnace is 700 DEG C；
(2) it will be cut after the homogenization heat treatment of gained aluminium alloy ingots and carry out milling face end to end；
(3) by the aluminium alloy ingots behind milling face by preheating using hot rolling, then carry out cold rolling rolled into a thickness of
The plate of 4.5mm.
Embodiment 2
A kind of production technology of the Aluminum Alloy Plate applied to tablet computer backboard, is that aluminum alloy plate materials are put into solid solution
In heat-treatment furnace, water cooling is carried out after keeping the temperature 15min at a temperature of 540 DEG C, by the aluminum alloy plate materials after water cooling in being put into temperature in 3h
Degree takes out aluminium alloy plate when aluminum alloy plate materials temperature reaches 140 DEG C to carry out Pre-aging treatment in 300 DEG C of air resistance furnace
The aluminum alloy plate materials are cooled to temperature lower than 60 DEG C in blowing in 1h using blower by material, it is cooling after detection to get arriving finished product；
Wherein, 6463 aluminum alloy plate materials of model of the aluminum alloy plate materials；6463 aluminum alloy plate materials chemistry at
Divide each component including following weight percent: Si=0.4%, Fe≤0.10%, Cu≤0.05%, Mn≤0.05%, Mg=
0.55%, Cr≤0.05%, Zn≤0.05%, Ti≤0.05%；Other individual element≤0.05% add up to≤0.15%；Its
Surplus is Al and inevitable impurity；
The production method of 6463 aluminum alloy plate materials is:
(1) according to predetermined weight percent, ingredient is put into melting in smelting furnace, aluminium alloy ingots, institute are cast as after melting
Stating the smelting temperature in smelting furnace is 720 DEG C；
(2) it will be cut after the homogenization heat treatment of gained aluminium alloy ingots and carry out milling face end to end；
(3) by the aluminium alloy ingots behind milling face by preheating using hot rolling, then carry out cold rolling rolled into a thickness of
The plate of 6.5mm.
Embodiment 3
A kind of production technology of the Aluminum Alloy Plate applied to tablet computer backboard, is that aluminum alloy plate materials are put into solid solution
In heat-treatment furnace, water cooling is carried out after keeping the temperature 10min at a temperature of 535 DEG C, by the aluminum alloy plate materials after water cooling in being put into temperature in 2h
Degree takes out aluminium alloy plate when aluminum alloy plate materials temperature reaches 130 DEG C to carry out Pre-aging treatment in 280 DEG C of air resistance furnace
The aluminum alloy plate materials are cooled to temperature lower than 60 DEG C in blowing in 1h using blower by material, it is cooling after detection to get arriving finished product；
Wherein, 6463 aluminum alloy plate materials of model of the aluminum alloy plate materials；6463 aluminum alloy plate materials chemistry at
Divide each component including following weight percent: Si=0.35%, Fe≤0.10%, Cu≤0.05%, Mn≤0.05%, Mg=
0.50%, Cr≤0.05%, Zn≤0.05%, Ti≤0.05%；Other individual element≤0.05% add up to≤0.15%；Its
Surplus is Al and inevitable impurity；
The production method of 6463 aluminum alloy plate materials is:
(1) according to predetermined weight percent, ingredient is put into melting in smelting furnace, aluminium alloy ingots, institute are cast as after melting
Stating the smelting temperature in smelting furnace is 715 DEG C；
(2) it will be cut after the homogenization heat treatment of gained aluminium alloy ingots and carry out milling face end to end；
(3) by the aluminium alloy ingots behind milling face by preheating using hot rolling, then carry out cold rolling rolled into a thickness of
The plate of 5.5mm.
Comparative example
4.5mm 6463 aluminum alloy plate materials of thickness are put into solution heat treatment furnace, are carried out after keeping the temperature 10min at a temperature of 535 DEG C
Water cooling, plate carry out hardness test after parking 7 days, 15 days, 30 days, 60 days respectively at room temperature；Then respectively in air resistance
The baking processing for carrying out 2h in furnace in 180 DEG C, carries out hardness test again after baking；
Hardness test is carried out after the plate of embodiment 1-3 is parked 7 days, 15 days, 30 days, 60 days respectively at room temperature；So
The baking processing for carrying out 2h in 180 DEG C in air resistance furnace respectively afterwards, carries out hardness test again, the results are shown in Table 1 after baking.
Above-mentioned the data obtained is the mean value taken after 5 repetitions are tested；And the hardness test of above-mentioned alloy is in SVD-
It is carried out on 432TS type touch screen digital display Vickers pyramid hardness testing machine, test load 5.0kg, duration 10s.
Table 1 is the Vickers hardness number of each embodiment baking front and back,
Experimental result shows that the plate of product of the present invention, the Vickers hardness of plate is controlled in 60HV hereinafter, simultaneously in 60 days
Guarantee that plate stamping does not crack and machine indeformable, extends holding time of 6463 aluminum alloy plate materials before client's use, and
Significant effect is better than comparative example.
Although above the present invention is described in detail with a general description of the specific embodiments,
On the basis of the present invention, it can be made some modifications or improvements, this will be apparent to those skilled in the art.Cause
This, these modifications or improvements, fall within the scope of the claimed invention without departing from theon the basis of the spirit of the present invention.
Claims (7)
1. a kind of production technology of the Aluminum Alloy Plate applied to tablet computer backboard, which is characterized in that be by aluminium alloy plate
Material is put into solution heat treatment furnace, carries out water cooling after keeping the temperature 8~15min at a temperature of 530~540 DEG C, and the aluminium after water cooling is closed
Golden plate material is to carry out Pre-aging treatment in 200~300 DEG C of air resistance furnace in being put into temperature in 3h, when aluminum alloy plate materials temperature
Aluminum alloy plate materials are taken out when reaching 120~140 DEG C, the aluminum alloy plate materials are blown using blower and are cooled to temperature lower than 60 DEG C, it is cold
But it detects afterwards to get finished product is arrived；
6463 aluminum alloy plate materials of model of the aluminum alloy plate materials.
2. a kind of production technology of Aluminum Alloy Plate applied to tablet computer backboard according to claim 1, special
Sign is, the aluminum alloy plate materials after water cooling are carried out preageing in being put into the air resistance furnace that temperature is 200~300 DEG C in 2h
Processing.
3. a kind of production technology of Aluminum Alloy Plate applied to tablet computer backboard according to claim 1, special
Sign is, the aluminum alloy plate materials are cooled to temperature lower than 60 DEG C in blowing in 1h using blower.
4. a kind of production technology of Aluminum Alloy Plate applied to tablet computer backboard according to claim 1, special
Sign is that the chemical component of 6463 aluminum alloy plate materials includes each component of following weight percent: Si=0.3~0.4%,
Fe≤0.10%, Cu≤0.05%, Mn≤0.05%, Mg=0.45~0.55%, Cr≤0.05%, Zn≤0.05%, Ti≤
0.05%；Other individual element≤0.05% add up to≤0.15%；Its surplus is Al and inevitable impurity.
5. a kind of production technology of Aluminum Alloy Plate applied to tablet computer backboard according to claim 4, special
Sign is that the weight percent of the Si element in 6463 aluminum alloy plate materials is the weight percent of 0.35%, Mg element
It is 0.50%.
6. a kind of production technology of Aluminum Alloy Plate applied to tablet computer backboard according to claim 4 or 5,
It being characterized in that, the production method of 6463 aluminum alloy plate materials is,
(1) according to predetermined weight percent, ingredient is put into melting in smelting furnace, is cast as aluminium alloy ingots after melting；
(2) it will be cut after the homogenization heat treatment of gained aluminium alloy ingots and carry out milling face end to end；
(3) aluminium alloy ingots behind milling face is passed through into preheating using hot rolling, then carries out cold rolling and is rolled into a thickness of 4.5-
The plate of 6.5mm.
7. a kind of production technology of Aluminum Alloy Plate applied to tablet computer backboard according to claim 6, special
Sign is, in step (1), the smelting temperature in the smelting furnace is 700-720 DEG C.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810176930.0A CN108385042B (en) | 2018-03-04 | 2018-03-04 | A kind of production technology of the Aluminum Alloy Plate applied to tablet computer backboard |
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| CN201810176930.0A CN108385042B (en) | 2018-03-04 | 2018-03-04 | A kind of production technology of the Aluminum Alloy Plate applied to tablet computer backboard |
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| CN108385042B true CN108385042B (en) | 2019-11-01 |
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| CN109207812A (en) * | 2018-11-29 | 2019-01-15 | 天津忠旺铝业有限公司 | A kind of curtain wall 6060 aluminum alloy plate materials and preparation method thereof |
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| EP1020540A1 (en) * | 1999-01-16 | 2000-07-19 | Bayerische Motoren Werke Aktiengesellschaft | Process for producing aluminium alloy castings |
| CN103484736A (en) * | 2013-10-10 | 2014-01-01 | 东北大学 | Ultrahigh strength 6000 series aluminium alloy and preparation method thereof |
| CN104711468A (en) * | 2013-12-16 | 2015-06-17 | 北京有色金属研究总院 | High strength and high heat resistant aluminum alloy material and preparation method thereof |
| CN104962843A (en) * | 2015-07-20 | 2015-10-07 | 柳州市建西机械铸造厂 | Method for carrying out heat treatment on aluminium alloy casting |
-
2018
- 2018-03-04 CN CN201810176930.0A patent/CN108385042B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1020540A1 (en) * | 1999-01-16 | 2000-07-19 | Bayerische Motoren Werke Aktiengesellschaft | Process for producing aluminium alloy castings |
| CN103484736A (en) * | 2013-10-10 | 2014-01-01 | 东北大学 | Ultrahigh strength 6000 series aluminium alloy and preparation method thereof |
| CN104711468A (en) * | 2013-12-16 | 2015-06-17 | 北京有色金属研究总院 | High strength and high heat resistant aluminum alloy material and preparation method thereof |
| CN104962843A (en) * | 2015-07-20 | 2015-10-07 | 柳州市建西机械铸造厂 | Method for carrying out heat treatment on aluminium alloy casting |
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Effective date of registration: 20220930 Address after: 533000 No. 188, dongzeng Road, Youjiang District, Baise City, Guangxi Zhuang Autonomous Region Patentee after: Guangxi baikuang Metallurgical Technology Research Co.,Ltd. Address before: 531400 No. 201, Floor 25, Building 1, Longjingshijia, Middle Section of Lvcheng Avenue, Matou Town, Pingguo County, Baise City, Guangxi Zhuang Autonomous Region Patentee before: GUANGXI PINGGUO BAIKUANG HIGH-NEW ALUMINIUM INDUSTRY CO.,LTD. |