CN110116211A - A kind of heat treatment method of selective laser melting AlSi10Mg alloy product - Google Patents
A kind of heat treatment method of selective laser melting AlSi10Mg alloy product Download PDFInfo
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- CN110116211A CN110116211A CN201910408330.7A CN201910408330A CN110116211A CN 110116211 A CN110116211 A CN 110116211A CN 201910408330 A CN201910408330 A CN 201910408330A CN 110116211 A CN110116211 A CN 110116211A
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- Prior art keywords
- heat treatment
- selective laser
- laser melting
- alsi10mg alloy
- alsi10mg
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/60—Treatment of workpieces or articles after build-up
- B22F10/64—Treatment of workpieces or articles after build-up by thermal means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/24—After-treatment of workpieces or articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y40/00—Auxiliary operations or equipment, e.g. for material handling
-
- 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
- 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
- C22F1/043—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 silicon as the next major constituent
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/24—After-treatment of workpieces or articles
- B22F2003/248—Thermal after-treatment
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
Abstract
The invention belongs to technical field of metal material heat treatment, are related to a kind of heat treatment method of selective laser melting AlSi10Mg alloy product.Heat treatment is to prepare various samples for selective laser melting technology to carry out, to improve the comprehensive mechanical property of prepared sample；Heat treatment temperature be 120~300 DEG C, soaking time be 1~for 24 hours, furnace cooling；Comprehensive mechanical property is yield strength between 195MPa-320MPa, and tensile strength is between 292MPa-501MPa, and elongation percentage is between 4.3%-15.6%, and conductivity is between 26.2%IACS-45.6%IACS.The present invention can realize the improvement of the AlSi10Mg alloy comprehensive performance prepared to selective laser melting technology by changing heat treatment process, obtain the AlSi10Mg alloy product of excellent performance using the existing equipment in aluminum processing product.
Description
Technical field
The invention belongs to technical field of metal material heat treatment, are related to a kind of selective laser melting AlSi10Mg alloy system
A kind of heat treatment method of product, and in particular to heat treatment for improving selective laser melting AlSi10Mg alloy product comprehensive performance
Method.
Background technique
Metal material increases material manufacturing technology, also known as 3D printing technique, rapid laser-shaping technique, mainly with metal powder,
Particle or metal wire material are raw material, by the pre- layered shaping of CAD model, melt accumulated growth using high-power laser beam, directly
" near-net forming " of high-performance component is completed from one step of CAD model.Metal material increases material manufacturing technology can be divided into selective laser
Smelting technology (Select LaserMelting-SLM) and laser directly melt manufacturing technology (LaserMelting
Deposition-LMD).Selective laser melting technology with its forming accuracy height, the characteristics of parts with complex structures can be prepared by
Concern.But it is suitable at present since physicochemical properties requirement of the selective laser melting technology to prepared metal material is relatively high
The metal and alloy of conjunction application are simultaneously few.Only AlSi10Mg aluminium alloy has obtained industrial applications at present.
Selective laser melting technology is answered in addition to being suitble to prepare various structures as a kind of new aluminium alloy forming technique
Outside miscellaneous part, in forming technology, there are also its unique features.Laser chooses the examination since laser-formed molten bath is small in fusion process
Sample cooling rate is very fast, this help to obtain tiny solidified structure, and some solute elements can also crossed and is dissolved into aluminum substrate
In；In addition, the cooling rate being exceedingly fast, which can also to have in product, generates bigger residual stress.This just needs to carry out product
Certain heat treatment improves its dimensional stability and raising comprehensive performance to improve.Currently, being selected in spite of many related utilize
Property laser melting process prepares the relevant report of product and its performance study, but be rarely reported relate to how to prepared product into
Row heat treatment.How selective laser melting technology is prepared product and is heat-treated to obtain better comprehensive performance is urgently
It solves the problems, such as, selective laser melting technology prepares product specification of heat treatment and is also required to further establish.This patent is directed to this
The heat treatment process of the AlSi10Mg alloy sample of selective laser melting technology preparation is developed in one current demand,
And obtain different comprehensive performances.
Summary of the invention
In view of the problems of the existing technology, the present invention provides a kind of selective laser melting AlSi10Mg alloy product
Heat treatment method carries out certain heat treatment by AlSi10Mg alloy sample prepared by selective laser melting technology, improves
The interior tissue of the AlSi10Mg alloy sample of selective laser melting technology preparation, to change its tensile property and conductivity etc.
Comprehensive performance, so that the AlSi10Mg alloy of selective laser melting technology preparation is excellent with industrial applications with being more suitable for
Comprehensive performance.
In order to achieve the above object, the technical solution of the present invention is as follows:
A kind of heat treatment method of selective laser melting AlSi10Mg alloy product, using selective laser melting technology
AlSi10Mg alloy sample of various shapes is prepared, then carries out the heat treatment of certain system to it, to obtain certain resultant force
Learn performance；
The component of the AlSi10Mg alloy is by mass percentage are as follows: Si:10%~11%, Mg:0.3%~0.5%,
Fe :≤0.30%, Si:Ti :≤0.15%, Cr :≤0.10, surplus Al；
The heat treatment is to prepare various samples for selective laser melting technology to carry out, to improve prepared sample
Comprehensive mechanical property；
The heat treatment temperature be 120~300 DEG C, soaking time be 1~for 24 hours, furnace cooling；
The comprehensive mechanical property is yield strength between 195MPa-320MPa, and tensile strength is in 292MPa-
Between 501MPa, elongation percentage is between 4.3%-15.6%, and conductivity is between 26.2%IACS-45.6%IACS.
The invention has the benefit that the AlSi10Mg that present invention process method is prepared by selective laser melting technology
Alloy sample carries out certain heat treatment, improves the inside group of the AlSi10Mg alloy sample of selective laser melting technology preparation
It knits, to change the comprehensive performances such as its tensile property and conductivity, so that the AlSi10Mg of selective laser melting technology preparation
Alloy has the excellent comprehensive performance being more suitable for industrial applications.The present invention can utilize the existing equipment in aluminum processing product,
The improvement of the AlSi10Mg alloy comprehensive performance prepared to selective laser melting technology is realized by changing heat treatment process, is obtained
The AlSi10Mg alloy product of excellent performance.
Detailed description of the invention
Fig. 1 is the microstructure of the AlSi10Mg alloy sample of the preparation of selective laser melting technology described in embodiment 1, altogether
Brilliant Si particle is distributed at tubulose, and Si particle is very tiny；
Fig. 2 be the preparation of selective laser melting technology described in embodiment 1 AlSi10Mg alloy sample through 170 DEG C, for 24 hours move back
Microstructure after fire, eutectic Si still Cheng Guanzhuan, Si particle are roughened；
Fig. 3 is that the AlSi10Mg alloy sample of the preparation of selective laser melting technology described in embodiment 2 is moved back through 280 DEG C, 2h
Microstructure after fire, Si particle are obviously roughened.
Specific embodiment
Following non-limiting embodiments can with a person of ordinary skill in the art will more fully understand the present invention, but not with
Any mode limits the present invention.
Test method described in following embodiments is unless otherwise specified conventional method；The reagent and material, such as
Without specified otherwise, commercially obtain.
Extrusion process described in following embodiments, including once squeeze and be all made of reverse extrusion with secondary extrusion.
Embodiment 1
The AlSi10Mg alloy sample of selective laser melting technology preparation, chemical component Si:10%, Mg:0.5%,
Fe:0.19%, Ti:0.03%, Cr:0.04%.Long axis direction vertically constructs that direction (Z-direction) is parallel with long axis direction to construct direction
(XY to) each 16, sample, carries out heat treatment in 2,8,24 hours at 170 DEG C respectively, and sampling is with testing its conductivity and mechanics
Performance, the direction XY main indicator such as table 1, the mechanical property of Z-direction such as table 2.
Table 1
Table 2
Embodiment 2
The AlSi10Mg alloy sample of selective laser melting technology preparation, chemical component Si:11%, Mg:0.3%,
Fe:0.15%, Ti:0.02%, Cr:0.02%.Long axis direction vertically constructs that direction (Z-direction) is parallel with long axis direction to construct direction
(XY to) each 32, sample, is heat-treated in 120 DEG C of -300 DEG C of sections respectively, and heat treatment time is 2 hours, and sampling is with surveying
Try its conductivity and mechanical property, the direction XY main indicator such as table 3, the mechanical property of Z-direction such as table 4.
Table 3
Table 4
Claims (1)
1. a kind of heat treatment method of selective laser melting AlSi10Mg alloy product, which is characterized in that the heat treatment
Method prepares AlSi10Mg alloy sample of various shapes using selective laser melting technology, then is heat-treated to it, makes
Its comprehensive mechanical property needed for obtaining；
The component of the AlSi10Mg alloy is by mass percentage are as follows: Si:10%~11%, Mg:0.3%~0.5%, Fe :≤
0.30%, Si:Ti :≤0.15%, Cr :≤0.10, surplus Al；
The heat treatment is to prepare various samples for selective laser melting technology to carry out, to improve the comprehensive of prepared sample
Close mechanical property；The temperature of the heat treatment be 120~300 DEG C, soaking time be 1~for 24 hours, furnace cooling；
The comprehensive mechanical property be yield strength between 195MPa-320MPa, tensile strength 292MPa-501MPa it
Between, elongation percentage is between 4.3%-15.6%, and conductivity is between 26.2%IACS-45.6%IACS.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910408330.7A CN110116211A (en) | 2019-05-16 | 2019-05-16 | A kind of heat treatment method of selective laser melting AlSi10Mg alloy product |
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| CN201910408330.7A CN110116211A (en) | 2019-05-16 | 2019-05-16 | A kind of heat treatment method of selective laser melting AlSi10Mg alloy product |
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| CN201910408330.7A Pending CN110116211A (en) | 2019-05-16 | 2019-05-16 | A kind of heat treatment method of selective laser melting AlSi10Mg alloy product |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112045189A (en) * | 2020-08-13 | 2020-12-08 | 北京新能源汽车股份有限公司 | Automobile part manufacturing method, automobile part and automobile |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1402978B1 (en) * | 2002-09-27 | 2005-11-30 | The University of Queensland | Infiltrated aluminum preforms |
| EP2112242A1 (en) * | 2008-04-18 | 2009-10-28 | United Technologies Corporation | Heat treatable L12 aluminium alloys |
| CN105463352A (en) * | 2015-12-04 | 2016-04-06 | 中国航空工业集团公司洛阳电光设备研究所 | Thermal treatment method of 3D printing thin-walled part with AlSi10Mg as substrate and 3D printing thin-walled part |
| CN107716918A (en) * | 2017-09-21 | 2018-02-23 | 北京宝航新材料有限公司 | A kind of AlSi10Mg dusty materials and preparation method thereof and its application |
| CN107737931A (en) * | 2017-10-24 | 2018-02-27 | 广东工业大学 | A kind of preparation technology of Water-pump impeller of automobile |
| CN108103366A (en) * | 2017-11-15 | 2018-06-01 | 上海工程技术大学 | A kind of cladding Al-Si alloys and preparation method thereof |
| CN108396203A (en) * | 2018-05-04 | 2018-08-14 | 上海康速金属材料有限公司 | Rare earth er element enhances the special AlSi10Mg Al alloy powders of SLM and its application |
| CN108486431A (en) * | 2018-06-11 | 2018-09-04 | 江苏科技大学 | Selective laser melting process Al-Si-Mg line aluminium alloys composition and molded part preparation method |
| CN108486433A (en) * | 2018-06-11 | 2018-09-04 | 江苏科技大学 | Selective laser melting process Al-Mg-Sc-Zr line aluminium alloys composition and molded part preparation method |
-
2019
- 2019-05-16 CN CN201910408330.7A patent/CN110116211A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1402978B1 (en) * | 2002-09-27 | 2005-11-30 | The University of Queensland | Infiltrated aluminum preforms |
| EP2112242A1 (en) * | 2008-04-18 | 2009-10-28 | United Technologies Corporation | Heat treatable L12 aluminium alloys |
| CN105463352A (en) * | 2015-12-04 | 2016-04-06 | 中国航空工业集团公司洛阳电光设备研究所 | Thermal treatment method of 3D printing thin-walled part with AlSi10Mg as substrate and 3D printing thin-walled part |
| CN107716918A (en) * | 2017-09-21 | 2018-02-23 | 北京宝航新材料有限公司 | A kind of AlSi10Mg dusty materials and preparation method thereof and its application |
| CN107737931A (en) * | 2017-10-24 | 2018-02-27 | 广东工业大学 | A kind of preparation technology of Water-pump impeller of automobile |
| CN108103366A (en) * | 2017-11-15 | 2018-06-01 | 上海工程技术大学 | A kind of cladding Al-Si alloys and preparation method thereof |
| CN108396203A (en) * | 2018-05-04 | 2018-08-14 | 上海康速金属材料有限公司 | Rare earth er element enhances the special AlSi10Mg Al alloy powders of SLM and its application |
| CN108486431A (en) * | 2018-06-11 | 2018-09-04 | 江苏科技大学 | Selective laser melting process Al-Si-Mg line aluminium alloys composition and molded part preparation method |
| CN108486433A (en) * | 2018-06-11 | 2018-09-04 | 江苏科技大学 | Selective laser melting process Al-Mg-Sc-Zr line aluminium alloys composition and molded part preparation method |
Non-Patent Citations (4)
| Title |
|---|
| 余开斌等: "热处理对选区激光熔化成形AlSi10Mg合金显微组织及力学性能的影响 ", 《粉末冶金材料科学与工程》 * |
| 侯伟等: "选区激光熔化成形AlSi10Mg组织与拉伸性能的各向异性研究", 《中国激光》 * |
| 张文奇等: "AlSi10Mg的激光选区熔化成形研究", 《金属学报》 * |
| 赵晓明等: "AlSi10Mg铝合金3D打印组织与性能研究 ", 《铸造技术》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112045189A (en) * | 2020-08-13 | 2020-12-08 | 北京新能源汽车股份有限公司 | Automobile part manufacturing method, automobile part and automobile |
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Application publication date: 20190813 |