CN103060634A - Light high-strength aluminum ladder section - Google Patents
Light high-strength aluminum ladder section Download PDFInfo
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- CN103060634A CN103060634A CN2012105917573A CN201210591757A CN103060634A CN 103060634 A CN103060634 A CN 103060634A CN 2012105917573 A CN2012105917573 A CN 2012105917573A CN 201210591757 A CN201210591757 A CN 201210591757A CN 103060634 A CN103060634 A CN 103060634A
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Abstract
The invention discloses a light high-strength aluminum ladder section, which comprises the following materials in percentage by weight: 9.7-99.79% of melting material and 0.2-0.3% of fluxing medium, wherein the melting material comprises the following components in percentage by mass: 0.51-0.54% of silicon, 0.81-0.83% of magnesium, 0.13-0.16% of copper, 0-0.25% of iron, 0.04-0.09% of chromium, 0-0.1% of manganese, 0.02-0.03% of titanium and the balance of aluminum. By using the light high-strength aluminum ladder section, the volume of an aluminum section can be reduced while the strength of the aluminum section can be improved; and compared with the conventional aluminum section, the light high-strength aluminum ladder section is simpler in structure, more convenient to carry and longer in service life.
Description
Technical field
The present invention relates to a kind of light-high-strength aluminium ladder type material.
Background technology
Aluminium alloy is a most widely used class non-ferrous metal structured material in the industry, widely applies in Aeronautics and Astronautics, automobile, machinofacture, boats and ships and chemical industry.Along with the in recent years develop rapidly of science and technology and industrial economy, increasing to the demand of aluminium alloy lightweight high-intensity, make the research of aluminium alloy lightweight high-intensity also thereupon deeply.
Traditional mode of production aluminium ladder material is generally the common aluminum alloy section bar, because intensity is lower, product can't be protected work-ing life; On the other hand, owing to increasing aluminium ladder quality the work-ing life of pursuing product, cause in use difficult.
Summary of the invention
It is light that the technical problem to be solved in the present invention provides a kind of quality, and intensity is high, the light-high-strength aluminium ladder type material of long service life.
For addressing the above problem, the present invention adopts following technical scheme:
A kind of light-high-strength aluminium ladder type material comprises the material of following weight percent:
Melt 99.7～99.79%
Slagging agent 0.2～0.3%
Described melt comprises the material of following mass percent:
All the other are the aluminium material.
As preferred technical scheme, described aluminium material is the fine aluminium ingot.
The present invention also provides the preparation method of light-high-strength aluminium ladder type material, may further comprise the steps:
(1) with the aluminium material through superfusion aluminium stove high temperature melting, after the aluminium material melts fully, obtain aluminium water;
(2) in the aluminium water that step (1) obtains, drop into 0.02～0.03% titanium of 0.51～0.54% silicon, 0.81～0.83% magnesium, 0.13～0.16% copper, 0～0.25% iron, 0.04～0.09% chromium, 0～0.1% manganese and 0.02～0.03%, wait until preliminary liquation;
(3) step (2) is obtained preliminary liquation and be melted up to more than 90%, stir by agitator, in the time of stirring smelting temperature is controlled at 730～750 ℃, obtain liquation;
(4) step (3) being obtained liquation skims;
(5) 0.2～0.3% slagging agent is blown in the liquation that step (4) obtains by powder sprayer, carries out refining, in order to separate liquation and lime-ash, the time of refining is controlled at 10～20 minutes, obtains the refining liquation;
(6) with the refining liquation in the step (5), skim;
(7) the refining liquation that obtains in the extraction step (6) is cast, and being cast as diameter is the preliminary aluminium bar of 120mm;
(8) the preliminary aluminium bar that step (7) is obtained cools off, and cooling water pressure is 1.4～1.6Mp light-high-strength aluminium ladder type material, obtains aluminium bar;
(9) aluminium bar that step (8) is obtained carries out extrusion molding, obtains aluminium section bar;
(10) aluminium section bar that obtains of step (9) quenches and cools off;
(11) cooled aluminium section bar in the step (10) is carried out correction process, to eliminate the torsional deformation that is produced behind the aluminium profile quenching;
(12) aluminium section bar that step (11) is obtained carries out ageing treatment, and temperature is controlled at 195 ℃, and the time is 180 minutes;
(13) aluminium section bar that step (12) is obtained carries out electrostatic powder coating to be processed, so that characteristics such as that aluminium shape surface has is corrosion-resistant, shock resistance, strong adhesions.
The beneficial effect of light-high-strength aluminium ladder type material of the present invention is: the application of the invention can in the intensity that increases aluminium section bar, reduce the volume of aluminium section bar, traditional aluminium section bar of comparing, structure of the present invention is simpler, carries conveniently, and more lengthen work-ing life.
Embodiment
Embodiment 1
A kind of light-high-strength aluminium ladder type material comprises the material of following weight percent:
Melt 99.7～99.79%
Slagging agent 0.2～0.3%
Described melt comprises the material of following mass percent:
Wherein, described aluminium material is the fine aluminium ingot.
The present invention also provides the preparation method of light-high-strength aluminium ladder type material, may further comprise the steps:
(1) with the aluminium material through superfusion aluminium stove high temperature melting, after the aluminium material melts fully, obtain aluminium water;
(2) in the aluminium water that step (1) obtains, drop into 0.02～0.03% titanium of 0.51～0.54% silicon, 0.81～0.83% magnesium, 0.13～0.16% copper, 0～0.25% iron, 0.04～0.09% chromium, 0～0.1% manganese and 0.02～0.03%, wait until preliminary liquation;
(3) step (2) is obtained preliminary liquation and be melted up to more than 90%, stir by agitator, in the time of stirring smelting temperature is controlled at 730～750 ℃, obtain liquation;
(4) step (3) being obtained liquation skims;
(5) 0.2～0.3% slagging agent is blown in the liquation that step (4) obtains by powder sprayer, carries out refining, in order to separate liquation and lime-ash, the time of refining is controlled at 10～20 minutes, obtains the refining liquation;
(6) with the refining liquation in the step (5), skim;
(7) the refining liquation that obtains in the extraction step (6) is cast, and being cast as diameter is the preliminary aluminium bar of 120mm;
(8) the preliminary aluminium bar that step (7) is obtained cools off, and cooling water pressure is 1.4～1.6Mpa, obtains aluminium bar;
(9) aluminium bar that step (8) is obtained carries out extrusion molding, obtains aluminium section bar;
(10) aluminium section bar that obtains of step (9) quenches and cools off;
(11) cooled aluminium section bar in the step (10) is carried out correction process, to eliminate the torsional deformation that is produced behind the aluminium profile quenching;
(12) aluminium section bar that step (11) is obtained carries out ageing treatment, and temperature is controlled at 195 ℃, and the time is 180 minutes;
(13) aluminium section bar that step (12) is obtained carries out electrostatic powder coating to be processed, so that characteristics such as that aluminium shape surface has is corrosion-resistant, shock resistance, strong adhesions.
The beneficial effect of light-high-strength aluminium ladder type material of the present invention is: the application of the invention can in the intensity that increases aluminium section bar, reduce the volume of aluminium section bar, traditional aluminium section bar of comparing, structure of the present invention is simpler, carries conveniently, and more lengthen work-ing life.
The above be the specific embodiment of the present invention only, but protection scope of the present invention is not limited to this, and any variation or replacement of expecting without creative work all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain that claims were limited.
Claims (3)
1. light-high-strength aluminium ladder type material is characterized in that:
The material that comprises following weight percent:
Melt 99.7～99.79%
Slagging agent 0.2～0.3%
Described melt comprises the material of following mass percent:
2. light-high-strength aluminium ladder type material according to claim 1, it is characterized in that: described aluminium material is the fine aluminium ingot.
3. a method for preparing claim 1 or 2 described light-high-strength aluminium ladder type materials is characterized in that: may further comprise the steps:
(1) with the aluminium material through superfusion aluminium stove high temperature melting, after the aluminium material melts fully, obtain aluminium water;
(2) in the aluminium water that step (1) obtains, drop into 0.02～0.03% titanium of 0.51～0.54% silicon, 0.81～0.83% magnesium, 0.13～0.16% copper, 0～0.25% iron, 0.04～0.09% chromium, 0～0.1% manganese and 0.02～0.03%, wait until preliminary liquation;
(3) step (2) is obtained preliminary liquation and be melted up to more than 90%, stir by agitator, in the time of stirring smelting temperature is controlled at 730～750 ℃, obtain liquation;
(4) step (3) being obtained liquation skims;
(5) 0.2～0.3% slagging agent is blown in the liquation that step (4) obtains by powder sprayer, carries out refining, in order to separate liquation and lime-ash, the time of refining is controlled at 10～20 minutes, obtains the refining liquation;
(6) with the refining liquation in the step (5), skim;
(7) the refining liquation that obtains in the extraction step (6) is cast, and being cast as diameter is the preliminary aluminium bar of 120mm;
(8) the preliminary aluminium bar that step (7) is obtained cools off, and cooling water pressure is 1.4～1.6Mpa, obtains aluminium bar;
(9) aluminium bar that step (8) is obtained carries out extrusion molding, obtains aluminium section bar;
(10) aluminium section bar that obtains of step (9) quenches and cools off;
(11) cooled aluminium section bar in the step (10) is carried out correction process, to eliminate the torsional deformation that is produced behind the aluminium profile quenching;
(12) aluminium section bar that step (11) is obtained carries out ageing treatment, and temperature is controlled at 195 ℃, and the time is 180 minutes;
(13) aluminium section bar that step (12) is obtained carries out electrostatic powder coating to be processed, so that characteristics such as that aluminium shape surface has is corrosion-resistant, shock resistance, strong adhesions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105917573A CN103060634A (en) | 2012-12-31 | 2012-12-31 | Light high-strength aluminum ladder section |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105917573A CN103060634A (en) | 2012-12-31 | 2012-12-31 | Light high-strength aluminum ladder section |
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| CN103060634A true CN103060634A (en) | 2013-04-24 |
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| CN2012105917573A Pending CN103060634A (en) | 2012-12-31 | 2012-12-31 | Light high-strength aluminum ladder section |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103436745A (en) * | 2013-07-25 | 2013-12-11 | 池州市九华明坤铝业有限公司 | Manufacturing method of aluminium alloy sectional material by powder spraying |
| CN113187346A (en) * | 2021-05-07 | 2021-07-30 | 浙江新祥铝业股份有限公司 | Heat-insulation bridge-cut-off door and window aluminum profile and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2175042A1 (en) * | 2008-09-22 | 2010-04-14 | Trimet Aluminium AG | Corrosion-resistant aluminium extrusion profile and method for manufacturing a structure component |
| CN101760679A (en) * | 2009-12-28 | 2010-06-30 | 东北轻合金有限责任公司 | Preparation method of 7B04 aluminium alloy section |
| CN101985707A (en) * | 2010-11-16 | 2011-03-16 | 苏州有色金属研究院有限公司 | Aluminum alloy material with high bake hardening capability for 6-series automobile bodies |
| CN102051562A (en) * | 2009-11-03 | 2011-05-11 | 北京有色金属研究总院 | Process for homogenizing aluminum alloy |
-
2012
- 2012-12-31 CN CN2012105917573A patent/CN103060634A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2175042A1 (en) * | 2008-09-22 | 2010-04-14 | Trimet Aluminium AG | Corrosion-resistant aluminium extrusion profile and method for manufacturing a structure component |
| CN102051562A (en) * | 2009-11-03 | 2011-05-11 | 北京有色金属研究总院 | Process for homogenizing aluminum alloy |
| CN101760679A (en) * | 2009-12-28 | 2010-06-30 | 东北轻合金有限责任公司 | Preparation method of 7B04 aluminium alloy section |
| CN101985707A (en) * | 2010-11-16 | 2011-03-16 | 苏州有色金属研究院有限公司 | Aluminum alloy material with high bake hardening capability for 6-series automobile bodies |
Non-Patent Citations (1)
| Title |
|---|
| 周雄多等: "减少铝合金熔体金属烧损的实践", 《企业科技与发展》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103436745A (en) * | 2013-07-25 | 2013-12-11 | 池州市九华明坤铝业有限公司 | Manufacturing method of aluminium alloy sectional material by powder spraying |
| CN113187346A (en) * | 2021-05-07 | 2021-07-30 | 浙江新祥铝业股份有限公司 | Heat-insulation bridge-cut-off door and window aluminum profile and preparation method thereof |
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Application publication date: 20130424 |