CN106756669A - A kind of aluminum alloy heat handling process - Google Patents
A kind of aluminum alloy heat handling process Download PDFInfo
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- CN106756669A CN106756669A CN201611246321.5A CN201611246321A CN106756669A CN 106756669 A CN106756669 A CN 106756669A CN 201611246321 A CN201611246321 A CN 201611246321A CN 106756669 A CN106756669 A CN 106756669A
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- temperature
- aluminium alloy
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- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 47
- 238000000034 method Methods 0.000 title claims abstract description 21
- 230000032683 aging Effects 0.000 claims abstract description 49
- 238000001125 extrusion Methods 0.000 claims abstract description 34
- 238000010791 quenching Methods 0.000 claims abstract description 14
- 230000000171 quenching effect Effects 0.000 claims abstract description 11
- 230000001550 time effect Effects 0.000 claims abstract description 8
- 229910045601 alloy Inorganic materials 0.000 claims description 13
- 239000000956 alloy Substances 0.000 claims description 13
- 238000009413 insulation Methods 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 abstract description 5
- 230000002950 deficient Effects 0.000 abstract description 3
- 238000003672 processing method Methods 0.000 abstract description 2
- 238000001816 cooling Methods 0.000 description 6
- 239000004411 aluminium Substances 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 230000008439 repair process Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000006104 solid solution Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
Classifications
-
- 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
-
- 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
Landscapes
- 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)
- Extrusion Of Metal (AREA)
- Heat Treatments In General, Especially Conveying And Cooling (AREA)
Abstract
The invention discloses a kind of aluminum alloy heat handling process, comprise the following steps：(1) quench：After the outlet of aluminium alloy extrusions product extrusion, total hardening blower fan is started immediately and is cooled down；Section bar outlet temperature is controlled at 520 DEG C 550 DEG C；(2) artificial aging：Aluminium alloy extrusions after quenching is heated to 190 DEG C 200 DEG C in aging furnace, then 2 hours is incubated；(3) check：Aluminium alloy extrusions by above-mentioned artificial aging is tested；(4) secondary ageing：Secondary ageing is carried out to a underproof product of timeliness, the temperature of secondary ageing is 160 DEG C 170 DEG C, is incubated 10 hours；(5) 250 DEG C 300 DEG C are heated to the still underproof product of secondary ageing, 35 minutes are incubated, room temperature is rapidly cooled to；(6) two-stage time effect.A kind of aluminum alloy heat processing method that the present invention is provided improves the comprehensive mechanical property of aluminium alloy, and operational sequence is simple, while realizing that the multiple heat treatment of defective work is done over again, reduces loss.
Description
Technical field
The present invention relates to aluminium section bar manufacture field, and in particular to a kind of aluminum alloy heat handling process.
Background technology
Aluminium alloy is the alloy general name with aluminium as base.Main alloy element has copper, silicon, magnesium, zinc, manganese, secondary alloying element
There are nickel, iron, titanium, chromium, lithium etc..Aluminium alloy is most widely used class non-ferrous metal structural material in industry, in aviation, boat
My god, automobile, machine-building, widely applied in ship and chemical industry.Because aluminium alloy is to heat treatment temperature sensitive, adjust
Solidating is molten and aging temp can produce considerable influence to mechanical property, and for requiring stricter product, technology controlling and process is somewhat not
When, may result in aberrations in property and cause mechanical property unqualified, cause product to be done over again, alloy product has sternly to number of times of doing over again
Lattice requirement, it is impossible to repeat heat treatment more than 2 times, therefore can only be scrapped by being repeatedly heat-treated underproof product, cause very big
Loss.The present invention is heated by by the underproof product of performance by between low-temperature short-time, it is come back to solid solution condition, so
Afterwards by adjusting heat aging technique, the timeliness of product is re-started.Can be realized at the multiple heat of defective work by the present invention
Reason is done over again, while the heat time is short, heating-up temperature is low, operation is relatively simple.
The content of the invention
In order to solve the above problems, the present invention provides a kind of aluminum alloy heat handling process, and operation is simple, while realization does not conform to
The multiple heat treatment of lattice product is done over again, and reduces loss.
The technical solution adopted in the present invention is as follows：
A kind of aluminum alloy heat handling process, it is characterised in that comprise the following steps：
(1) quench
After the outlet of aluminium alloy extrusions product extrusion, total hardening blower fan is started immediately and is cooled down；Section bar outlet temperature control
System is at 520 DEG C -550 DEG C；
(2) artificial aging
Aluminium alloy extrusions after quenching is heated to 190 DEG C -200 DEG C in aging furnace, then 2 hours is incubated；
(3) check
Clamped by hardness and the aluminium alloy extrusions by above-mentioned artificial aging is tested；
(4) secondary ageing
Secondary ageing is carried out to a underproof product of timeliness, the temperature of secondary ageing is 160 DEG C -170 DEG C, insulation 10
Hour；
(5) 250 DEG C -300 DEG C are heated to the still underproof product of secondary ageing, 3-5 minutes is incubated, room is rapidly cooled to
Temperature；
(6) two-stage time effect
The first order, 100 DEG C -120 DEG C are heated to by above-mentioned alloy product, are incubated 8 hours；
The second level, 130 DEG C -150 DEG C are heated to by above-mentioned alloy product, are incubated 8 hours.
Preferably, temperature during aluminum alloy section quenching when by air-cooled area's a tail wind machine is less than or equal to 200 DEG C,
Equipped with hauling machine, hauling machine is started in time.
Preferably, in the insulating process, to prevent race temperature from causing timeliness unqualified, a temperature was recorded every 30 minutes
And often check whether instrument is normal.
Preferably, during the two-stage time effect, heated with the speed of 40-50 DEG C/h.
Preferably, be must not exceed 48 hours to the time for completing Ageing Treatment after the aluminium alloy extrusions extrusion.
Beneficial effects of the present invention are：A kind of aluminum alloy heat processing method that the present invention is provided is simple, and energy consumption is low, after treatment
The aluminum alloy hardness for obtaining is high, and improves the fracture strength of aluminium alloy, improves the injury resistant ability of material, improves aluminium and closes
The comprehensive mechanical property of gold, operational sequence is simple, while realizing that the multiple heat treatment of defective work is done over again, reduces loss.
Specific embodiment
Below in conjunction with most preferred embodiment, the invention will be further described.
Embodiment 1
A kind of aluminum alloy heat handling process, comprises the following steps：
(1) quench
After the outlet of aluminium alloy extrusions product extrusion, total hardening blower fan is started immediately, pressure cooling is carried out to it.Cooling speed
Spending the temperature for being section bar when by air-cooled area's a tail wind machine (equipped with hauling machine, should in time start traction less than or equal to 200 DEG C
Machine), and running check blower fan working order is pinpointed the problems and notify immediately that maintenance personal repairs, it is ensured that air-blast quenching effect, section bar
Outlet temperature is controlled at 520 DEG C；
(2) artificial aging
Aluminium alloy extrusions after quenching is heated to 190 DEG C in aging furnace, then 2 hours is incubated, in the process often
A temperature were recorded every 30 minutes and often check whether instrument is normal, prevent race temperature from causing timeliness unqualified；
(3) check
Clamped by hardness and the aluminium alloy extrusions by above-mentioned artificial aging is tested；
(4) secondary ageing
Secondary ageing is carried out to a underproof product of timeliness, the temperature of secondary ageing is 160 DEG C, is incubated 10 hours；
(5) 250 DEG C are heated to the still underproof product of secondary ageing, 5 minutes are incubated, room temperature is rapidly cooled to；
(6) two-stage time effect
The first order, 100 DEG C are heated to by above-mentioned alloy product with the speed of 40 DEG C/h, are incubated 8 hours；
The second level, 130 DEG C are heated to by above-mentioned alloy product with the speed of 40 DEG C/h, are incubated 8 hours.
Be must not exceed 48 hours to the time for completing Ageing Treatment after above-mentioned aluminium alloy extrusions extrusion.
Embodiment 2
A kind of aluminum alloy heat handling process, comprises the following steps：
(1) quench
After the outlet of aluminium alloy extrusions product extrusion, total hardening blower fan is started immediately, pressure cooling is carried out to it.Cooling speed
Spending the temperature for being section bar when by air-cooled area's a tail wind machine (equipped with hauling machine, should in time start traction less than or equal to 200 DEG C
Machine), and running check blower fan working order is pinpointed the problems and notify immediately that maintenance personal repairs, it is ensured that air-blast quenching effect, section bar
Outlet temperature is controlled at 550 DEG C；
(2) artificial aging
Aluminium alloy extrusions after quenching is heated to 200 DEG C in aging furnace, then 2 hours is incubated, in the process often
A temperature were recorded every 30 minutes and often check whether instrument is normal, prevent race temperature from causing timeliness unqualified；
(3) check
Clamped by hardness and the aluminium alloy extrusions by above-mentioned artificial aging is tested；
(4) secondary ageing
Secondary ageing is carried out to a underproof product of timeliness, the temperature of secondary ageing is 170 DEG C, is incubated 10 hours；
(5) 300 DEG C are heated to the still underproof product of secondary ageing, 3 minutes are incubated, room temperature is rapidly cooled to；
(6) two-stage time effect
The first order, 120 DEG C are heated to by above-mentioned alloy product with the speed of 40-50 DEG C/h, are incubated 8 hours；
The second level, 150 DEG C are heated to by above-mentioned alloy product with the speed of 40-50 DEG C/h, are incubated 8 hours.
Be must not exceed 48 hours to the time for completing Ageing Treatment after above-mentioned aluminium alloy extrusions extrusion.
Embodiment 3
A kind of aluminum alloy heat handling process, comprises the following steps：
(1) quench
After the outlet of aluminium alloy extrusions product extrusion, total hardening blower fan is started immediately, pressure cooling is carried out to it.Cooling speed
Spending the temperature for being section bar when by air-cooled area's a tail wind machine (equipped with hauling machine, should in time start traction less than or equal to 200 DEG C
Machine), and running check blower fan working order is pinpointed the problems and notify immediately that maintenance personal repairs, it is ensured that air-blast quenching effect, section bar
Outlet temperature is controlled at 535 DEG C；
(2) artificial aging
Aluminium alloy extrusions after quenching is heated to 195 DEG C in aging furnace, then 2 hours is incubated, in the process often
A temperature were recorded every 30 minutes and often check whether instrument is normal, prevent race temperature from causing timeliness unqualified；
(3) check
Clamped by hardness and the aluminium alloy extrusions by above-mentioned artificial aging is tested；
(4) secondary ageing
Secondary ageing is carried out to a underproof product of timeliness, the temperature of secondary ageing is 165 DEG C, is incubated 10 hours；
(5) 275 DEG C are heated to the still underproof product of secondary ageing, 4 minutes are incubated, room temperature is rapidly cooled to；
(6) two-stage time effect
The first order, 110 DEG C are heated to by above-mentioned alloy product with the speed of 45 DEG C/h, are incubated 8 hours；
The second level, 140 DEG C are heated to by above-mentioned alloy product with the speed of 45 DEG C/h, are incubated 8 hours.
Be must not exceed 48 hours to the time for completing Ageing Treatment after above-mentioned aluminium alloy extrusions extrusion.
Three embodiments of the invention have been described in detail above, but the content is only preferable implementation of the invention
Example, it is impossible to be considered as limiting practical range of the invention.All impartial changes made according to the present patent application scope and improvement
Deng all should still belong within patent covering scope of the invention.
Claims (5)
1. a kind of aluminum alloy heat handling process, it is characterised in that comprise the following steps：
(1) quench
After the outlet of aluminium alloy extrusions product extrusion, total hardening blower fan is started immediately and is cooled down；The control of section bar outlet temperature exists
520℃-550℃；
(2) artificial aging
Aluminium alloy extrusions after quenching is heated to 190 DEG C -200 DEG C in aging furnace, then 2 hours is incubated；
(3) check
Clamped by hardness and the aluminium alloy extrusions by above-mentioned artificial aging is tested；
(4) secondary ageing
Secondary ageing is carried out to a underproof product of timeliness, the temperature of secondary ageing is 160 DEG C -170 DEG C, and insulation 10 is small
When；
(5) 250 DEG C -300 DEG C are heated to the still underproof product of secondary ageing, 3-5 minutes is incubated, room temperature is rapidly cooled to；
(6) two-stage time effect
The first order, 100 DEG C -120 DEG C are heated to by above-mentioned alloy product, are incubated 8 hours；
The second level, 130 DEG C -150 DEG C are heated to by above-mentioned alloy product, are incubated 8 hours.
2. a kind of aluminum alloy heat handling process according to claim 1, it is characterised in that during the aluminum alloy section quenching
Temperature when by air-cooled area's a tail wind machine is less than or equal to 200 DEG C, equipped with hauling machine, hauling machine is started in time.
3. a kind of aluminum alloy heat handling process according to claim 1, it is characterised in that be anti-in the insulating process
Only running temperature causes timeliness unqualified, a temperature was recorded every 30 minutes and often checks whether instrument is normal.
4. a kind of aluminum alloy heat handling process according to claim 1, it is characterised in that during the two-stage time effect,
Heated with the speed of 40-50 DEG C/h.
5. a kind of aluminum alloy heat handling process according to claim 1, it is characterised in that after the aluminium alloy extrusions extrusion
Be must not exceed 48 hours to the time for completing Ageing Treatment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611246321.5A CN106756669B (en) | 2016-12-29 | 2016-12-29 | A kind of aluminum alloy heat treatment process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611246321.5A CN106756669B (en) | 2016-12-29 | 2016-12-29 | A kind of aluminum alloy heat treatment process |
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| Publication Number | Publication Date |
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| CN106756669A true CN106756669A (en) | 2017-05-31 |
| CN106756669B CN106756669B (en) | 2018-10-23 |
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| CN201611246321.5A Active CN106756669B (en) | 2016-12-29 | 2016-12-29 | A kind of aluminum alloy heat treatment process |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113637839A (en) * | 2021-08-04 | 2021-11-12 | 广东鸿图科技股份有限公司 | Heat treatment exception handling method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101638759A (en) * | 2008-11-18 | 2010-02-03 | 江苏凯特汽车部件有限公司 | Step aging heat treatment process for aluminum alloy wheel of vehicle |
| CN102912265A (en) * | 2011-08-02 | 2013-02-06 | 大亚科技股份有限公司 | Aluminum alloy wheel heat treatment process |
| CN103397287A (en) * | 2013-08-06 | 2013-11-20 | 温州天迪铝业有限公司 | Heat treatment technology of aluminum profiles |
| CN106167883A (en) * | 2016-08-31 | 2016-11-30 | 无锡派克新材料科技股份有限公司 | A kind of aluminium alloy Technology for Heating Processing |
-
2016
- 2016-12-29 CN CN201611246321.5A patent/CN106756669B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101638759A (en) * | 2008-11-18 | 2010-02-03 | 江苏凯特汽车部件有限公司 | Step aging heat treatment process for aluminum alloy wheel of vehicle |
| CN102912265A (en) * | 2011-08-02 | 2013-02-06 | 大亚科技股份有限公司 | Aluminum alloy wheel heat treatment process |
| CN103397287A (en) * | 2013-08-06 | 2013-11-20 | 温州天迪铝业有限公司 | Heat treatment technology of aluminum profiles |
| CN106167883A (en) * | 2016-08-31 | 2016-11-30 | 无锡派克新材料科技股份有限公司 | A kind of aluminium alloy Technology for Heating Processing |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113637839A (en) * | 2021-08-04 | 2021-11-12 | 广东鸿图科技股份有限公司 | Heat treatment exception handling method |
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| CN106756669B (en) | 2018-10-23 |
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Denomination of invention: A heat treatment process of aluminum alloy Effective date of registration: 20201207 Granted publication date: 20181023 Pledgee: Industrial and Commercial Bank of China Limited Guangde sub branch Pledgor: ANHUI LANT ALUMINUM Co.,Ltd. Registration number: Y2020980008861 |
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Date of cancellation: 20220921 Granted publication date: 20181023 Pledgee: Industrial and Commercial Bank of China Limited Guangde sub branch Pledgor: ANHUI LANT ALUMINUM Co.,Ltd. Registration number: Y2020980008861 |
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Denomination of invention: A kind of aluminum alloy heat treatment process Effective date of registration: 20220921 Granted publication date: 20181023 Pledgee: Industrial and Commercial Bank of China Limited Guangde sub branch Pledgor: ANHUI LANT ALUMINUM Co.,Ltd. Registration number: Y2022990000655 |
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Address after: 242000 No. 12, Guohua Road, Guangde Economic Development Zone, Xuancheng City, Anhui Province Patentee after: Anhui Kelante Aluminum Industry Co.,Ltd. Address before: 242200 Guangde Economic Development Zone, Xuancheng City, Anhui Province Patentee before: ANHUI LANT ALUMINUM Co.,Ltd. |