CN107649675A - Wrought aluminium alloy metal powder material for increasing material manufacturing and preparation method thereof - Google Patents
Wrought aluminium alloy metal powder material for increasing material manufacturing and preparation method thereof Download PDFInfo
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- CN107649675A CN107649675A CN201710774457.1A CN201710774457A CN107649675A CN 107649675 A CN107649675 A CN 107649675A CN 201710774457 A CN201710774457 A CN 201710774457A CN 107649675 A CN107649675 A CN 107649675A
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- metal powder
- aluminium alloy
- alloy metal
- wrought aluminium
- material manufacturing
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- 239000000463 material Substances 0.000 title claims abstract description 105
- 239000000843 powder Substances 0.000 title claims abstract description 63
- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 48
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 45
- 239000002184 metal Substances 0.000 title claims abstract description 45
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 38
- 238000002360 preparation method Methods 0.000 title claims abstract description 11
- 239000000470 constituent Substances 0.000 claims abstract description 12
- 238000001035 drying Methods 0.000 claims description 29
- 239000012535 impurity Substances 0.000 claims description 23
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 16
- 238000007493 shaping process Methods 0.000 claims description 10
- 229910052786 argon Inorganic materials 0.000 claims description 8
- 239000007789 gas Substances 0.000 claims description 8
- 239000002245 particle Substances 0.000 claims description 8
- 238000012216 screening Methods 0.000 claims description 8
- 238000009413 insulation Methods 0.000 claims description 3
- 238000005336 cracking Methods 0.000 abstract description 2
- 238000002791 soaking Methods 0.000 description 5
- 229910001094 6061 aluminium alloy Inorganic materials 0.000 description 3
- 229910045601 alloy Inorganic materials 0.000 description 3
- 239000000956 alloy Substances 0.000 description 3
- 238000010146 3D printing Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000004927 fusion Effects 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 229910018464 Al—Mg—Si Inorganic materials 0.000 description 1
- 206010011376 Crepitations Diseases 0.000 description 1
- 208000037656 Respiratory Sounds Diseases 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000004040 coloring Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000032798 delamination Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 238000000110 selective laser sintering Methods 0.000 description 1
Classifications
-
- B22F1/0003—
-
- 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
- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
- B22F1/14—Treatment of metallic powder
-
- 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
- B33Y70/00—Materials specially adapted for additive manufacturing
-
- 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
- C22C21/06—Alloys based on aluminium with magnesium as the next major constituent
- C22C21/08—Alloys based on aluminium with magnesium as the next major constituent with silicon
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Powder Metallurgy (AREA)
Abstract
It is composed of the following components according to mass percent the invention discloses a kind of wrought aluminium alloy metal powder material for increasing material manufacturing：Si 0.40~0.65, Fe 0.1~0.7, Cu 0.15~0.4, Mn 0.05~0.15, Mg 0.8~1.2, Cr 0.04~0.35, Zn 0.05~0.25, Ti 0.01~0.15, Sc 0.2~0.5, remaining is Al, and above constituent mass percentage sum is 100%.The invention also discloses a kind of preparation method of the wrought aluminium alloy metal powder material for increasing material manufacturing, provided by the present invention for the wrought aluminium alloy metal powder material of increasing material manufacturing, existing 6061 Al alloy powder existing problem of Cracking during increasing material manufacturing is eliminated.
Description
Technical field
The invention belongs to metal powder material technical field, is related to a kind of wrought aluminium alloy metal powder for increasing material manufacturing
Powder material, the invention further relates to the preparation method of the metal powder material.
Background technology
6061 aluminium alloys belong to Al-Mg-Si series alloys, have excellent physics, chemistry and mechanical property；Its corrosion stability
Well, toughness is high, indeformable after processing, colouring film is easy.Typical case includes space flight fixing device, electric appliance fixing device, led to
News field, also it is widely used in automated machine part, Precision Machining, Making mold, electronics and precision instrument etc..Due to boat
Sky, space flight, the continuous development of electronics, mechanical field, can not meet demand by tradition pre-stretching process forming；Complex parts
It can not even more process.
Updated with industrialized, increasing material manufacturing is widely used in above field.At present can be direct
The quick forming method of Prototyping Metal Parts mainly has three kinds：Selective laser sintering (SLS), laser melting coating (LC), constituency is swashed
Light melts (SLM).Precinct laser fusion is the increment manufacturing technology based on discrete-accumulation theory, is added with traditional removal material
Work method has production week on the contrary, using high energy beam laser successively optionally fusing metal powder accumulation Prototyping Metal Parts
The clear superiorities such as the phase is short, part geometry is complex-shaped and material machining kinds are various.
And currently used for 6061 wrought aluminium alloys of precinct laser fusion (SLM) shaping, it can go out after being formed
Now a large amount of crackles, influence properties of product, with the growth of complicated 6061 aluminum alloy junction components application, existing 6061 Al alloy powder
Can not meet demand.
The content of the invention
It is an object of the invention to provide a kind of wrought aluminium alloy metal powder material for increasing material manufacturing, eliminate existing
6061 Al alloy powders existing problem of Cracking during increasing material manufacturing.
It is a further object to provide a kind of system of the wrought aluminium alloy metal powder material for increasing material manufacturing
Preparation Method.
The technical solution adopted in the present invention is, for the wrought aluminium alloy metal powder material of increasing material manufacturing, according to matter
Percentage is measured, it is composed of the following components：Si0.40~0.65, Fe 0.1~0.7, Cu 0.15~0.4, Mn 0.05~0.15,
Mg 0.8~1.2, Cr 0.04~0.35, Zn 0.05~0.25, Ti 0.01~0.15, Sc0.2~0.5, remaining is Al, with
Upper constituent mass percentage sum is 100%.
Another technical scheme of the present invention is, the wrought aluminium alloy metal powder material for increasing material manufacturing
Preparation method, specifically include following steps：
Step 1, material prepares；
Specifically, wrought aluminium alloy metal powder material is according to mass percent, it is composed of the following components：Si0.40~
0.65th, Fe 0.1~0.7, Cu 0.15~0.4, Mn 0.05~0.15, Mg 0.8~1.2, Cr 0.04~0.35, Zn 0.05
~0.25, Ti 0.01~0.15, Sc0.2~0.5, remaining is Al, and above constituent mass percentage sum is 100%；
Step 2, step 1 resulting materials are subjected to drying and processing before increasing material manufacturing shaping；
Step 3, material after step 2 is dried carries out screening process, removes larger particles and impurity, obtain granularity for 15~
120 μm of fine uniform powder, is produced.
The characteristics of another technical scheme of the invention, also resides in,
Drying and processing process is 0.5~2h of insulation at 100~130 DEG C wherein in step 2.
Wherein drying and processing is carried out in argon gas protection environment in step 2.
Powder body material wherein obtained by step 3 is sealed in a vacuum.
The invention has the advantages that the present invention with into 6061 aluminium alloys add Sc elements, improve its recrystallization temperature,
The crack defect in product is eliminated, obtains even compact, 6061 articles made of aluminium alloy without metallurgical imperfection.The present invention is used three
Shaped in kind 3D printing equipment (EOS M280, BLT S300, BLT S400), flawless is present in its product, molded part
Consistency is up to more than 99.8%.
Embodiment
With reference to embodiment, the present invention is described in detail.
The present invention is used for the wrought aluminium alloy metal powder material of increasing material manufacturing, according to mass percent, by following components
Composition：Si0.40~0.65, Fe 0.1~0.7, Cu 0.15~0.4, Mn 0.05~0.15, Mg 0.8~1.2, Cr 0.04
~0.35, Zn 0.05~0.25, Ti 0.01~0.15, Sc0.2~0.5, remaining is Al, above constituent mass percentage sum
For 100%.
For the preparation method of the wrought aluminium alloy metal powder material of increasing material manufacturing, following steps are specifically included：
Step 1, material prepares；
Specifically, wrought aluminium alloy metal powder material is according to mass percent, it is composed of the following components：Si0.40~
0.65th, Fe 0.1~0.7, Cu 0.15~0.4, Mn 0.05~0.15, Mg 0.8~1.2, Cr 0.04~0.35, Zn 0.05
~0.25, Ti 0.01~0.15, Sc0.2~0.5, remaining is Al, and above constituent mass percentage sum is 100%；
Step 2, step 1 resulting materials are subjected to drying and processing before increasing material manufacturing shaping；
Drying and processing process is 0.5~2h of insulation at 100~130 DEG C, and drying and processing enters in argon gas protection environment
OK.
Step 3, material after step 2 is dried carries out screening process, removes larger particles and impurity, obtain granularity for 15~
120 μm of fine uniform powder, the wrought aluminium alloy metal powder material for increasing material manufacturing is produced, by the aluminium alloy gold of gained
Category powder is sealed in a vacuum.
Embodiment 1
Step 1, material prepares；
Specifically, wrought aluminium alloy metal powder material is according to mass percent, it is composed of the following components：Si0.40%,
Fe 0.7%, Cu 0.15%, Mn 0.05%, Mg1%, Cr0.2%, Zn0.2%, Ti0.1%, Sc0.3%, remaining is Al,
Above constituent mass percentage sum is that 100% (if impurity element in powder also be present, the amount of every kind of impurity element is no more than
0.05%, the total amounts of all impurity elements be no more than above-mentioned dusty material total amount 0.15%)；
Step 2, step 1 resulting materials are subjected to drying and processing before increasing material manufacturing shaping, the temperature in drying course is
100 DEG C, soaking time 0.5h, and drying and processing is carried out in argon gas protection environment；
Step 3, the material after step 2 drying carries out screening process, removes larger particles and impurity, it is 10-30 μ to obtain granularity
M fine uniform powder, the wrought aluminium alloy metal powder material for increasing material manufacturing is produced, by the Al-alloy metal powder of gained
End is sealed in a vacuum.
Embodiment 2
Step 1, material prepares；
Specifically, wrought aluminium alloy metal powder material is according to mass percent, it is composed of the following components：Si0.5%,
Fe0.5%, Cu0.2%, Mn0.1%, Mg0.8%, Cr0.04%, Zn0.05%, Ti0.15%, Sc0.4%, remaining is Al,
Above constituent mass percentage sum is that 100% (if impurity element in powder also be present, the amount of every kind of impurity element is no more than
0.05%, the total amounts of all impurity elements be no more than above-mentioned dusty material total amount 0.15%)；
Step 2, step 1 resulting materials are subjected to drying and processing before increasing material manufacturing shaping, the temperature in drying course is
110 DEG C, soaking time 0.8h, and drying and processing is carried out in argon gas protection environment；
Step 3, the material after step 2 drying carries out screening process, removes larger particles and impurity, it is 20-45 μ to obtain granularity
M fine uniform powder, the wrought aluminium alloy metal powder material for increasing material manufacturing is produced, by the Al-alloy metal powder of gained
End is sealed in a vacuum.
Embodiment 3
Step 1, material prepares；
Specifically, wrought aluminium alloy metal powder material is according to mass percent, it is composed of the following components：Si0.65%,
Fe0.1%, Cu0.4%, Mn0.15%, Mg1.2%, Cr0.35%, Zn0.25%, Ti0.01%, Sc0.2%, remaining is Al,
Above constituent mass percentage sum is that 100% (if impurity element in powder also be present, the amount of every kind of impurity element is no more than
0.05%, the total amounts of all impurity elements be no more than above-mentioned dusty material total amount 0.15%)；
Step 2, step 1 resulting materials are subjected to drying and processing before increasing material manufacturing shaping, the temperature in drying course is
115 DEG C, soaking time 1h, and drying and processing is carried out in argon gas protection environment；
Step 3, the material after step 2 drying carries out screening process, removes larger particles and impurity, it is 30-55 μ to obtain granularity
M fine uniform powder, the wrought aluminium alloy metal powder material for increasing material manufacturing is produced, by the Al-alloy metal powder of gained
End is sealed in a vacuum.
Embodiment 4
Step 1, material prepares；
Specifically, wrought aluminium alloy metal powder material is according to mass percent, it is composed of the following components：Si0.45%,
Fe0.6%, Cu0.3%, Mn0.08%, Mg0.9%, Cr0.1%, Zn0.1%, Ti0.08%, Sc0.5%, remaining is Al, with
Upper constituent mass percentage sum is that 100% (if impurity element in powder also be present, the amount of every kind of impurity element is no more than
0.05%, the total amounts of all impurity elements be no more than above-mentioned dusty material total amount 0.15%)；
Step 2, step 1 resulting materials are subjected to drying and processing before increasing material manufacturing shaping, the temperature in drying course is
120 DEG C, soaking time 2h, and drying and processing is carried out in argon gas protection environment；
Step 3, the material after step 2 drying carries out screening process, removes larger particles and impurity, it is 60-90 μ to obtain granularity
M fine uniform powder, the wrought aluminium alloy metal powder material for increasing material manufacturing is produced, by the Al-alloy metal powder of gained
End is sealed in a vacuum.
Embodiment 5
Step 1, material prepares；
Specifically, wrought aluminium alloy metal powder material is according to mass percent, it is composed of the following components：Si0.55%,
Fe0.4%, Cu0.35%, Mn0.12%, Mg1.1%, Cr0.3%, Zn0.15%, Ti0.12%, Sc0.35%, remaining is
Al, above constituent mass percentage sum are that 100% (if impurity element in powder also be present, the amount of every kind of impurity element does not surpass
Cross 0.05%, the total amounts of all impurity elements be no more than above-mentioned dusty material total amount 0.15%)；
Step 2, step 1 resulting materials are subjected to drying and processing before increasing material manufacturing shaping, the temperature in drying course is
130 DEG C, soaking time 0.15h, and drying and processing is carried out in argon gas protection environment；
Step 3, the material after step 2 drying carries out screening process, removes larger particles and impurity, it is 80-120 to obtain granularity
μm fine uniform powder, the wrought aluminium alloy metal powder material for increasing material manufacturing is produced, by the Al-alloy metal of gained
Powder is sealed in a vacuum.
It is first that gained is tiny during a kind of wrought aluminium alloy metal powder material concrete application for increasing material manufacturing of the present invention
In the powder drum of uniform dusty material load facility, according to the threedimensional model of part, model is pressed into certain thickness slicing delamination,
The three-dimensional shape information of part is converted into a series of two-dimensional silhouette information, then under the control of digital control system, uses laser
Controlled by battle array mirror come fusing metal powder, direct forming has the part of geometry in particular.Metal dust in forming process
It is completely melt, produces metallurgical binding, successively printed according to three-dimensional part model, aluminum alloy part is made.
After aluminum alloy part shaping, the aluminum alloy part prepared is subjected to metallographic structure observation and consistency detects, is caused
Density Detection result is 99.9%, obtains 6061 wrought aluminium alloy products of even compact.
A kind of wrought aluminium alloy metal powder material for increasing material manufacturing of the invention is in used three kinds of 3D printing equipment
Shaped in (EOS M280, BLT S300, BLT S400), flawless is present in its product, and molded part consistency reaches
More than 99.9%.
Claims (5)
1. the wrought aluminium alloy metal powder material for increasing material manufacturing, it is characterised in that：According to mass percent, by with the following group
It is grouped into：Si0.40~0.65, Fe 0.1~0.7, Cu 0.15~0.4, Mn 0.05~0.15, Mg 0.8~1.2, Cr
0.04~0.35, Zn 0.05~0.25, Ti 0.01~0.15, Sc0.2~0.5, remaining is Al, above constituent mass percentage
Sum is 100%.
2. the preparation method of the wrought aluminium alloy metal powder material for increasing material manufacturing, it is characterised in that：Specifically include following
Step：
Step 1, material prepares；
Specifically, wrought aluminium alloy metal powder material is according to mass percent, it is composed of the following components：Si0.40~0.65,
Fe 0.1~0.7, Cu 0.15~0.4, Mn 0.05~0.15, Mg 0.8~1.2, Cr 0.04~0.35, Zn 0.05~
0.25th, Ti 0.01~0.15, Sc0.2~0.5, remaining is Al, and above constituent mass percentage sum is 100%；
Step 2, step 1 resulting materials are subjected to drying and processing before increasing material manufacturing shaping；
Step 3, the material after step 2 is dried carries out screening process, removes larger particles and impurity, it is 15~120 μ to obtain granularity
M fine uniform powder, is produced.
3. the preparation method of the wrought aluminium alloy metal powder material according to claim 2 for increasing material manufacturing, it is special
Sign is：Drying and processing process is 0.5~2h of insulation at 100~130 DEG C in the step 2.
4. the preparation method of the wrought aluminium alloy metal powder material according to claim 2 for increasing material manufacturing, it is special
Sign is：Drying and processing is carried out in argon gas protection environment in the step 2.
5. the preparation method of the wrought aluminium alloy metal powder material according to claim 2 for increasing material manufacturing, it is special
Sign is：Powder body material obtained by the step 3 is sealed in a vacuum.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710774457.1A CN107649675A (en) | 2017-08-31 | 2017-08-31 | Wrought aluminium alloy metal powder material for increasing material manufacturing and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710774457.1A CN107649675A (en) | 2017-08-31 | 2017-08-31 | Wrought aluminium alloy metal powder material for increasing material manufacturing and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110699574A (en) * | 2019-11-22 | 2020-01-17 | 江苏威拉里新材料科技有限公司 | Aluminum alloy powder for additive manufacturing |
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