CN107723635A - A kind of processing method of high-strength aluminum alloy - Google Patents
A kind of processing method of high-strength aluminum alloy Download PDFInfo
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- CN107723635A CN107723635A CN201711079560.0A CN201711079560A CN107723635A CN 107723635 A CN107723635 A CN 107723635A CN 201711079560 A CN201711079560 A CN 201711079560A CN 107723635 A CN107723635 A CN 107723635A
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- aluminum alloy
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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
- C22F1/053—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 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
- 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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- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Metal Rolling (AREA)
Abstract
The invention discloses a kind of processing method of high-strength aluminum alloy, comprise the following steps：Aluminum alloy plate materials are passed through 480 DEG C, insulation 6h solid solutions；By the aluminium alloy plate of solid solution, 1h artificial agings are handled at 120 DEG C；After the heat treatment of preageing, it is heated to 300 DEG C and is incubated 10 minutes；Rolling deformation processing, drafts 30%, water cooling after deformation；Aluminum alloy plate materials are carried out again to be heated to 480 DEG C, insulation 1h solid solutions；The aluminium alloy plate of solid solution is carried out into 10h artificial agings at 120 DEG C to handle；Room temperature rolling is finally carried out with 10% drafts；The Mechanical Properties of Aluminum Alloys treated compared with prior art by this patent processing method is greatly improved, and especially plasticity, fracture elongation reach 27.6%.
Description
Technical field
The present invention relates to field of material technology, is mainly used in aluminum alloy plate materials processing, and specifically a kind of high intensity aluminium closes
The processing method of gold.
Background technology
The alloy of Al-Zn-Mg-Cu systems 7075, which belongs to, can be heat-treated high-strength alloy, have preferable intensity and plasticity, have concurrently excellent
Good processing performance and mechanical property, it is widely used in the departments such as Aero-Space, communications and transportation, light industry building materials.7 line aluminium alloys are normal
Aging treatment process is " quenching+cold deformation+Ageing Treatment ", and 7 handled by this processing mode are alloy mechanical property
It can decline on the contrary, it is alloy that the mode of " quenching+thermal deformation+Ageing Treatment+cold deformation ", which can heighten 7, used by this patent
Comprehensive mechanical property, tensile strength reaches 625Mpa, and fracture elongation reaches 27.6%.
The content of the invention
It is an object of the invention to provide a kind of processing method of high-strength aluminum alloy, to solve to carry in above-mentioned background technology
The problem of going out.
To achieve the above object, the present invention provides following technical scheme：
A kind of processing method of high-strength aluminum alloy, comprises the following steps：
Step 1：Aluminum alloy plate materials are passed through 480 DEG C, insulation 6h solid solutions；
Step 2：By the aluminium alloy plate of solid solution, 1h artificial agings are handled at 120 DEG C；
Step 3：After the heat treatment of preageing, it is heated to 300 DEG C and is incubated 10 minutes；
Step 4：Rolling deformation processing, drafts 30%, water cooling after deformation；
Step 5：Aluminum alloy plate materials are carried out again to be heated to 480 DEG C, insulation 1h solid solutions；
Step 6：The aluminium alloy plate of solid solution is carried out into 10h artificial agings at 120 DEG C to handle；
Step 7：Room temperature rolling is finally carried out with 10% drafts.
Compared with prior art, the beneficial effects of the invention are as follows：Compared with prior art by this patent processing method
The Mechanical Properties of Aluminum Alloys managed is greatly improved, especially plasticity, and fracture elongation reaches 27.6%.
Brief description of the drawings
Fig. 1 is a kind of schematic flow sheet of the processing method of high-strength aluminum alloy of the present invention.
Fig. 2 is the schematic diagram of the stress-strain diagram of alloy after being handled in the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Refer to Fig. 1~2, in the embodiment of the present invention, a kind of processing method of high-strength aluminum alloy, comprise the following steps：
Step 1：Aluminum alloy plate materials are passed through 480 DEG C, insulation 6h solid solutions；
Step 2：By the aluminium alloy plate of solid solution, 1h artificial agings are handled at 120 DEG C；
Step 3：After the heat treatment of preageing, it is heated to 300 DEG C and is incubated 10 minutes；
Step 4：Rolling deformation processing, drafts 30%, water cooling after deformation；
Step 5：Aluminum alloy plate materials are carried out again to be heated to 480 DEG C, insulation 1h solid solutions；
Step 6：The aluminium alloy plate of solid solution is carried out into 10h artificial agings at 120 DEG C to handle；
Step 7：Room temperature rolling is finally carried out with 10% drafts.
A kind of processing method of high-strength aluminum alloy, is treated by this patent processing method compared with prior art
Mechanical Properties of Aluminum Alloys be greatly improved, especially plasticity, fracture elongation reach 27.6%.
The invention is not limited in above-described embodiment, on the basis of technical scheme disclosed by the invention, the skill of this area
Art personnel are according to disclosed technology contents, it is not necessary to which performing creative labour can makes one to some of which technical characteristic
A little simple modification, equivalent change and modifications, are belonged in the range of technical solution of the present invention.
, it is necessary to illustrate in the description of this specification, unless otherwise clearly defined and limited, term " setting ",
" connected " and " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or integratedly be connected
Connect；Can be joined directly together, can also be indirectly connected by intermediary, can be the connection of two element internals.For this
For the those of ordinary skill in field, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
Claims (1)
1. a kind of processing method of high-strength aluminum alloy, comprises the following steps：Characterized in that,
S1：Aluminum alloy plate materials are passed through 480 DEG C, insulation 6h solid solutions；
S2：By the aluminium alloy plate of solid solution, 1h artificial agings are handled at 120 DEG C；
S3：After the heat treatment of preageing, it is heated to 300 DEG C and is incubated 10 minutes；
S4：Rolling deformation processing, drafts 30%, water cooling after deformation；
S5：Aluminum alloy plate materials are carried out again to be heated to 480 DEG C, insulation 1h solid solutions；
S6：The aluminium alloy plate of solid solution is carried out into 10h artificial agings at 120 DEG C to handle；
S7：Room temperature rolling is finally carried out with 10% drafts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711079560.0A CN107723635A (en) | 2017-11-06 | 2017-11-06 | A kind of processing method of high-strength aluminum alloy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711079560.0A CN107723635A (en) | 2017-11-06 | 2017-11-06 | A kind of processing method of high-strength aluminum alloy |
Publications (1)
| Publication Number | Publication Date |
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| CN107723635A true CN107723635A (en) | 2018-02-23 |
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| CN201711079560.0A Pending CN107723635A (en) | 2017-11-06 | 2017-11-06 | A kind of processing method of high-strength aluminum alloy |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110241367A (en) * | 2019-07-03 | 2019-09-17 | 吉林大学 | A kind of aluminium alloy method for toughening based on pulse current |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101061247A (en) * | 2004-10-05 | 2007-10-24 | 阿勒里斯铝业科布伦茨有限公司 | Method of heat treating an aluminium alloy member and apparatus therefor |
| CN102242325A (en) * | 2011-07-12 | 2011-11-16 | 中南大学 | Heat treatment technology for markedly raising comprehensive performance of aluminium alloy |
| CN103305779A (en) * | 2013-06-18 | 2013-09-18 | 常州大学 | Thermomechanical treatment method of 6000-series aluminum alloy |
| CN104911517A (en) * | 2015-07-10 | 2015-09-16 | 重庆大学 | Strain aging method for improving mechanical properties of aluminum alloy |
| CN106480384A (en) * | 2016-11-08 | 2017-03-08 | 广西科技大学 | A kind of milling method of ultrahigh-strength aluminum alloy sheet material |
-
2017
- 2017-11-06 CN CN201711079560.0A patent/CN107723635A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101061247A (en) * | 2004-10-05 | 2007-10-24 | 阿勒里斯铝业科布伦茨有限公司 | Method of heat treating an aluminium alloy member and apparatus therefor |
| CN102242325A (en) * | 2011-07-12 | 2011-11-16 | 中南大学 | Heat treatment technology for markedly raising comprehensive performance of aluminium alloy |
| CN103305779A (en) * | 2013-06-18 | 2013-09-18 | 常州大学 | Thermomechanical treatment method of 6000-series aluminum alloy |
| CN104911517A (en) * | 2015-07-10 | 2015-09-16 | 重庆大学 | Strain aging method for improving mechanical properties of aluminum alloy |
| CN106480384A (en) * | 2016-11-08 | 2017-03-08 | 广西科技大学 | A kind of milling method of ultrahigh-strength aluminum alloy sheet material |
Non-Patent Citations (2)
| Title |
|---|
| 崔歆炜等: "冷轧结合T6热处理对7075铝合金组织和性能的影响", 《材料导报B：研究篇》 * |
| 秦国帅等: "高强Al_Zn_Mg系7075合金热处理工艺", 《金属热处理》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110241367A (en) * | 2019-07-03 | 2019-09-17 | 吉林大学 | A kind of aluminium alloy method for toughening based on pulse current |
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Application publication date: 20180223 |