CN108247048A - Raw material source, the selective laser melting former including the raw material source and method - Google Patents
Raw material source, the selective laser melting former including the raw material source and method Download PDFInfo
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- CN108247048A CN108247048A CN201611246226.5A CN201611246226A CN108247048A CN 108247048 A CN108247048 A CN 108247048A CN 201611246226 A CN201611246226 A CN 201611246226A CN 108247048 A CN108247048 A CN 108247048A
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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
-
- 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
- B22F10/20—Direct sintering or melting
- B22F10/28—Powder bed fusion, e.g. selective laser melting [SLM] or electron beam melting [EBM]
-
- 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
- B33Y10/00—Processes of additive manufacturing
-
- 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
- B33Y30/00—Apparatus for additive manufacturing; Details thereof or accessories therefor
-
- 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
- B22F12/00—Apparatus or devices specially adapted for additive manufacturing; Auxiliary means for additive manufacturing; Combinations of additive manufacturing apparatus or devices with other processing apparatus or devices
- B22F12/50—Means for feeding of material, e.g. heads
-
- 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
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Powder Metallurgy (AREA)
Abstract
Selective laser melting former and method the present invention provides a kind of raw material source, including the raw material source.The raw material source includes the multiple raw material layers set along feed direction sequence, and the multiple raw material layer includes powder, and the average grain diameter of the powder of the multiple raw material layer reduces along feed direction.Therefore, the increasing material manufacturing technique of such as selective laser melting technique is carried out by using the raw material source, the mechanical performance and surface quality of products obtained therefrom can be improved.
Description
Technical field
Selective laser melting former and method the present invention relates to a kind of raw material source, including the raw material source.
Background technology
Increasing material manufacturing (Additive Manufacturing) is a kind of to be manufactured using the method that material gradually adds up
Technology.In increases material manufacturing technology, it is proposed that a kind of selective laser melting (SLM, Selective laser melting)
Technology.That is, the powder of such as metal or metal alloy is selectively melted and under the action of laser and then through cooled and solidified
And it is molded.The mechanical performance of product of the distribution of the grain size of powder and the powder of different-grain diameter to being obtained by SLM technologies has
Very significant impact.If the grain size of selection is improper, may make scarce there are stomata, crackle etc. in the product finally obtained
It falling into so that the consistency of product declines, so as to seriously affect the mechanical performance of product, such as intensity, elongation percentage and tired
Labor and lasting performance, and the surface quality of product can be influenced.
Invention content
Present invention seek to address that above-mentioned and/or other technologies problem, and therefore offer one kind can improve increasing material manufacturing work
The mechanical performance of skill products obtained therefrom and the raw material source of surface quality, the selective laser melting former including the raw material source and
Method.
Accoding to exemplary embodiment, a kind of raw material source is provided, the raw material source includes what is set along feed direction sequence
Multiple raw material layers, the multiple raw material layer includes powder, and the average grain diameter of the powder of the multiple raw material layer is along feed direction
Reduce.In the increasing material manufacturing technique of such as selective laser melting technique, the raw material source can be continuous according to average grain diameter
Increased mode is provided as the powder of raw material.Accordingly it is possible to prevent critical defect occurs in resulting product, gained is improved
Final products mechanical performance and surface quality.
The multiple raw material layer includes the 1st raw material layer of sequence setting to N raw material layers, wherein, it is included in the i-th raw material layer
In powder grain size range minimum value be more than the grain size for being included in powder in the (i-1)-th raw material layer range minimum
Value, and it is less than or equal to the maximum value of the range for the grain size for being included in the powder in the (i-1)-th raw material layer, wherein, 1<i≤N.Example
Such as, the multiple raw material layer includes four raw material layers, wherein, the grain size of powder that the 1st raw material layer includes is micro- at 10 microns to 50
Rice in the range of, the grain size of powder that the 2nd raw material layer includes in the range of 20 microns to 60 microns, what the 3rd raw material layer included
The grain size of powder is in the range of 30 microns to 70 microns, and the grain size of powder that the 4th raw material layer includes is at 40 microns to 80 microns
In the range of.Alternatively, the multiple raw material layer includes four raw material layers, wherein, the average grain diameter of powder that the 1st raw material layer includes
It it is 30 microns, the average grain diameter of powder that the 2nd raw material layer includes is 40 microns, the average grain diameter of powder that the 3rd raw material layer includes
It it is 50 microns, the average grain diameter of powder that the 4th raw material layer includes is 60 microns.In addition, the powder of the raw material source includes being applicable in
In the metal or metal alloy of selective laser melting, for example, 718 alloys of Inconel (IN718).Therefore, the raw material source
The powder of various grain sizes can be more fully used, it is cost-effective so as to reduce raw material.
According to another exemplary embodiment, a kind of selective laser melting former is provided, the equipment includes one
Laser formation device and raw material source as described above, the raw material source are configured to provide raw material to laser formation device.Therefore,
When the selective laser melting former carries out selective laser melting forming operation, the raw material source can be according to flat
The equal constantly increased mode of grain size is provided as the powder of raw material.Accordingly it is possible to prevent there is critical defect in resulting product,
Improve the mechanical performance and surface quality of the final products of gained.For example, the raw material source is configured in selective laser
During melt-forming sequentially the powder that the multiple raw material layer includes is provided to laser formation device along feed direction.
According to a further exemplary embodiment, a kind of manufacturing method of raw material source is provided, the method includes：In raw material source
Raw material accommodation space in multiple raw material layers are set so that the multiple raw material layer is ranked sequentially along feed direction, wherein, it is described
Multiple raw material layers include powder, and the average grain diameter of the powder of the multiple raw material layer reduces along feed direction.
According to a further exemplary embodiment, a kind of selective laser melting forming method is provided, which is characterized in that described
Method includes：Sequentially the powder in multiple raw material layers that raw material source includes is provided to laser formation dress along feed direction
It puts, wherein, multiple raw material layers are set in sequence in along feed direction in raw material source, and the average grain of the powder of the multiple raw material layer
Diameter reduces along feed direction；Selective laser melting moulding process is performed to the powder provided to laser formation device.In addition, root
According to another exemplary embodiment, the product manufactured by as above selective laser melting forming method is provided.
Accoding to exemplary embodiment, when the increasing material manufacturing technique for carrying out such as selective laser melting technique, first may be used
Be molded with powder layer smaller to average grain diameter, then can the powder layer larger to draw grain size be molded, so as to
It can reduce due to the deviation between the actual product layer that high temperature melting contraction leads to powder layer and obtains.In addition, it because provides
The average grain diameter of powder gradually increase, it is possible to prevent increase of the above-mentioned deviation with the product number of plies, (product in other words
The increase of height) and gradually increase, there is critical defect so as to prevent final products, improve final products mechanical performance and
Surface quality.In addition, raw material source accoding to exemplary embodiment can more fully use the powder of various grain sizes, so as to subtract
Lack raw material, it is cost-effective.
Description of the drawings
The following drawings are only intended to schematically illustrate and explain the present invention, not delimit the scope of the invention, attached
In figure,
Fig. 1 is the schematic diagram for showing raw material source accoding to exemplary embodiment；
Fig. 2 is the diagram of the distribution for showing raw material layer accoding to exemplary embodiment and the grain size of powder；
Fig. 3 is the schematic diagram for showing selective laser melting former accoding to exemplary embodiment.
Reference sign
100 raw material sources 1,2 ..., 300 selective laser former of N raw material layers
310 raw material source, 330 laser formation device
311 raw cylinders 313 are fed 315 feed roller of piston
331 moulding cylinders 333 are molded 335 laser of piston
Specific embodiment
For a clearer understanding of the technical characteristics, objects and effects of the present invention, now control illustrates this hair
Bright specific embodiment.
Fig. 1 is the schematic diagram for showing raw material source accoding to exemplary embodiment.As shown in Figure 1, accoding to exemplary embodiment
Raw material source 100 can include multiple raw material layers, for example, the 1st raw material layer 1, the 2nd raw material layer 2 ..., N raw material layers N.
Raw material source 100 accoding to exemplary embodiment can be the raw material source for increasing material manufacturing technique or equipment.Therefore,
Multiple raw material layers 1,2 ..., N can include powder.In one exemplary embodiment, raw material source 100 can be for selecting
The raw material source of property laser fusion (SLM, Selective Laser Melting) technique or equipment.For example, multiple raw material layers 1,
2nd ..., the powder that N includes can include the metal or metal alloy suitable for selective laser melting, for example, Inconel
718 alloys (IN718).IN718 is a kind of precipitation hardenable nichrome containing niobium, molybdenum.IN718 have very high intensity,
Good toughness and high temperature resistance.However, exemplary embodiment is without being limited thereto, it can be also it to be included in the powder in raw material source
He has the material of high intensity and high temperature resistance.
Multiple raw material layers 1,2 ..., N can be set along feed direction sequence, as shown in fig. 1.Meanwhile multiple raw materials
Layer 1,2 ..., the average grain diameters of powder that include of N can be different from each other, for example, can reduce along feed direction.In this way,
When raw material source 100 accoding to exemplary embodiment is used to carry out increasing material manufacturing or SLM techniques, can first be carried along feed direction
For the powder in the 1st raw material layer of average grain diameter minimum.Then, provide average grain diameter more than the 1st raw material layer the 2nd raw material layer extremely
Powder in N raw material layers.That is, raw material source 100 accoding to exemplary embodiment can be according to the constantly increased side of average grain diameter
Formula is provided as the powder of raw material.Therefore, as will be described in detail below, when into such as selective laser melting
During the increasing material manufacturing technique of technique, to average grain diameter, smaller powder layer is molded first, then larger to draw grain size
Powder layer is molded, so as to reduce due between the actual product layer that high temperature melting contraction leads to powder layer and obtains
Deviation.In addition, because the average grain diameter of the powder provided gradually increases, it is possible to prevent above-mentioned deviation with the product number of plies
Increase, (increase of the height of product in other words) and gradually increase, there is critical defect so as to prevent final products, improve institute
The mechanical performance and surface quality of the final products obtained.In addition, raw material source accoding to exemplary embodiment can be more fully
It is cost-effective so as to reduce raw material using the powder of various grain sizes.
Fig. 2 is the diagram of the relationship of the distribution for showing raw material layer accoding to exemplary embodiment and the grain size of powder.Such as Fig. 2
Shown in, multiple raw material layers 1,2 ..., the average grain diameter of the powder of N reduces along feed direction.It is shown in figure 2 exemplary
In embodiment, multiple raw material layers 1,2 ..., N can include four raw material layers 1,2,3,4, wherein, the powder that the 1st raw material layer includes
The average grain diameter of body is 30 microns, and the average grain diameter of powder that the 2nd raw material layer includes is 40 microns, the powder that the 3rd raw material layer includes
The average grain diameter of body is 50 microns, and the average grain diameter of powder that the 4th raw material layer includes is 60 microns.
For this purpose, each raw material layer can be included in the powder of grain size in a certain range.For example, in the 1st raw material layer to N
In raw material layer, be included in the grain size of the powder in the i-th raw material layer range minimum value can be more than be included in the (i-1)-th raw material layer
In powder grain size range minimum value, and the grain size for being included in powder in the (i-1)-th raw material layer can be less than or equal to
Range maximum value, wherein, 1<i≤N.
In exemplary embodiment shown in figure 2, multiple raw material layers 1,2 ..., N can include four raw material layers 1,
2、3、4.The grain size of powder that 1st raw material layer includes can be in the range of 10 microns to 50 microns, powder that the 2nd raw material layer includes
The grain size of body can be in the range of 20 microns to 60 microns, and the grain size of powder that the 3rd raw material layer includes can be at 30 microns extremely
In the range of 70 microns, the grain size of powder that the 4th raw material layer includes can be in the range of 40 microns to 80 microns.
In embodiment embodiment shown in figure 2, the distribution of the different powder of grain size that each raw material layer includes
Can with relationship can meet normal distribution.However, exemplary embodiment is without being limited thereto, in other exemplary embodiments,
The different powder of grain size that each raw material layer includes can have various distribution forms, alternatively, what each raw material layer included
The grain size of powder can be essentially identical.
Fig. 3 is the schematic diagram for showing selective laser melting (SLM) former accoding to exemplary embodiment.Such as Fig. 3
Shown in, selective laser melting former 300 accoding to exemplary embodiment can include raw material source 310 and laser formation
Device 330.
Raw material source 310 can be raw material source accoding to exemplary embodiment described above.Raw material source 310 can be to laser
Molding machine 330 provides raw material.
Specifically by raw material source 310 can include base feed cylinder 311, feed piston 313 and feed roller 315.Feed is lived
Plug 313 is arranged in raw cylinder 311, and can be moved in raw cylinder 311.Therefore, raw cylinder 311 and feed piston 313 together
Define raw material accommodation space.Multiple raw material layers can be set in sequence in raw material accommodation space, and the powder of multiple raw material layers
Average grain diameter can reduce along feed direction.Feed roller 315 can be arranged at the raw material supply mouth of raw material firm 311.Work as confession
Material piston 313 moved in raw cylinder 311 so that in multiple raw material layers near a part for the raw material layer of raw material supply mouth or
When being all exposed to except raw cylinder 311 by raw material supply mouth, feed roller 315 can push exposed raw material, will expose
Raw material provide or be transported to laser formation device 330.
Laser formation device 330 can include moulding cylinder 331 and molding piston 333.Molding plug 333 is arranged on moulding cylinder
In 331, and it can be moved in moulding cylinder 331.Therefore, molding firm 331 and molding piston 333 together define molding space.
In addition, laser formation device 330 can also include laser 335.Laser 335 can produce laser beam and by the laser of generation
It is irradiated to molding space.
The operation of selective laser melting former 300 accoding to exemplary embodiment is briefly described below.
First, feed piston 313 can move in raw cylinder 311, so as to be supplied in multiple raw material layers near raw material
Part or all of the raw material layer of mouth is exposed to by raw material supply mouth except raw cylinder 311.Then, feed roller 315 can be with
It pushes exposed raw material, the raw material exposed is provided or be transported to laser formation device 330, to be filled in by moulding cylinder
In 331 molding spaces limited together with molding piston 333.
Then, laser beam can be irradiated to the raw material in molding space by laser 335, illuminated so as to selectively make
Raw material melt and be frozen into desired pattern.Then, molding piston 333 moves in moulding cylinder 331, in moulding cylinder
333 form new molding space.
Aforesaid operations can be repeated, until finally obtaining desired shaped article.
As described above, raw material source 310 can include the multiple raw material layers set along feed direction sequence, and multiple raw material layers
The average grain diameter of powder can subtract along feed direction.Therefore, in above-mentioned selective laser molding process, raw material source
310 sequentially can provide the powder that multiple raw material layers include to laser formation device along feed direction.In other words, root
The powder of raw material can be provided as according to the constantly increased mode of average grain diameter according to the raw material source 310 of exemplary embodiment.
In particular, in selective laser melting forming method accoding to exemplary embodiment, first, raw material source 310 can be by the 1st
The powder for the average grain diameter minimum that raw material layer includes is provided to laser formation device 330, and by laser formation device 330 to flat
The powder of equal grain size minimum carries out laser formation technique.Then, when the powder that the 1st raw material layer includes all is provided to laser
After molding machine 330, the average grain diameter that the 2nd raw material layer includes can be more than the powder in the 1st raw material layer by raw material source 310
The powder of average grain diameter provide and to laser formation device 330, and by laser formation device 330 carry out laser formation technique.Most
Afterwards, raw material source 310 can provide the powder of average grain diameter maximum that N raw material layers include to laser formation device 330, and
Laser formation technique is carried out by laser formation device 330, so as to which the selective laser finally obtained accoding to exemplary embodiment melts
Change the product of forming method manufacture.
Raw material source 310 accoding to exemplary embodiment can be manufactured by following method, that is, can be in raw material source
Multiple raw material layers are set in 310 raw material accommodation space, so that the multiple raw material layer is ranked sequentially along feed direction, wherein,
The multiple raw material layer includes powder, and the average grain diameter of the powder of the multiple raw material layer reduces along feed direction.It for example, can
With first by the powder filled raw material accommodation space to raw material source 310 of average grain diameter minimum, to be formed and raw material source 310
Raw material provides mouth adjacent N raw material layers.It is then possible to average grain diameter is more than to the average grain diameter of the powder of N raw material layers
In the powder filled raw material accommodation space to raw material source 310, to form the N-1 raw material layer adjacent with N raw material layers.Finally,
By in the powder filled raw material accommodation space to raw material source 310 of average grain diameter maximum, to form the 1st raw material layer, so as to obtain
Raw material source 310 accoding to exemplary embodiment.However, exemplary embodiment is without being limited thereto, it can be with opposite with feed direction
Direction sequence the 1st raw material layer of setting is to N raw material layers, to obtain raw material source 350 accoding to exemplary embodiment.
Therefore, accoding to exemplary embodiment, it is first when the increasing material manufacturing technique for carrying out such as selective laser melting technique
Average grain diameter can be first molded smaller powder layer, then can the powder layer larger to draw grain size be molded,
So as to reduce due to the deviation between the actual product layer that high temperature melting contraction leads to powder layer and obtains.In addition, because
The average grain diameter of the powder of offer gradually increases, it is possible to prevent increase of the above-mentioned deviation with the product number of plies, (produce in other words
The increase of the height of product) and gradually increase, there is critical defect so as to prevent final products, improve the mechanicalness of final products
Energy and surface quality.In addition, raw material source accoding to exemplary embodiment can more fully use the powder of various grain sizes, from
And reduce raw material, it is cost-effective.
It should be appreciated that although this specification is described according to each embodiment, not each embodiment only includes one
A independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should will say
Bright book is as an entirety, and the technical solutions in each embodiment can also be properly combined, and forming those skilled in the art can be with
The other embodiment of understanding.
The foregoing is merely the schematical specific embodiments of the present invention, are not limited to the scope of the present invention.It is any
Those skilled in the art, equivalent variations, modification and the combination made under the premise of the design of the present invention and principle is not departed from,
The scope of protection of the invention should all be belonged to.
Claims (10)
1. raw material source (100,310), which is characterized in that the raw material source includes the multiple raw materials set along feed direction sequence
Layer, the multiple raw material layer includes powder, and the average grain diameter of the powder of the multiple raw material layer reduces along feed direction.
2. raw material source as described in claim 1, which is characterized in that the multiple raw material layer includes the 1st raw material of sequence setting
Layer to N raw material layers, wherein, be included in the grain size of the powder in the i-th raw material layer range minimum value be more than be included in (i-1)-th
The minimum value of the range of the grain size of powder in raw material layer, and less than or equal to the grain for the powder being included in the (i-1)-th raw material layer
The maximum value of the range of diameter, wherein, 1<i≤N.
3. raw material layer as claimed in claim 2, which is characterized in that the multiple raw material layer includes four raw material layers, wherein, the
The grain size for the powder that 1 raw material layer includes is in the range of 10 microns to 50 microns, and the grain size of powder that the 2nd raw material layer includes is 20
Micron is in the range of 60 microns, and for the grain size of powder that the 3rd raw material layer includes in the range of 30 microns to 70 microns, the 4th is former
The grain size for the powder that the bed of material includes is in the range of 40 microns to 80 microns.
4. raw material layer as described in claim 1, which is characterized in that the multiple raw material layer includes four raw material layers, wherein, the
The average grain diameter for the powder that 1 raw material layer includes be 30 microns, the average grain diameter of powder that the 2nd raw material layer includes be 40 microns, the 3rd
The average grain diameter for the powder that raw material layer includes is 50 microns, and the average grain diameter of powder that the 4th raw material layer includes is 60 microns.
5. raw material layer as described in claim 1, which is characterized in that powder include suitable for selective laser melting metal or
Metal alloy.
6. selective laser melting former, which is characterized in that the equipment includes：
One laser formation device (330)；
Just like the raw material source (310) described in any one in claim 1 to claim 5, it is configured to fill to laser formation
Offer raw material is provided.
7. selective laser melting former as claimed in claim 6, which is characterized in that the raw material source is configured to
Sequentially the powder that the multiple raw material layer includes is provided along feed direction in selective laser melting forming process and is swashed
Seterolithography device.
8. the manufacturing method of raw material source, which is characterized in that the method includes：
Multiple raw material layers are set in the raw material accommodation space of raw material source, so that the multiple raw material layer is arranged along feed direction sequence
Row, wherein, the multiple raw material layer includes powder, and the average grain diameter of the powder of the multiple raw material layer subtracts along feed direction
It is small.
9. selective laser melting forming method, which is characterized in that the method includes：
Sequentially the powder in multiple raw material layers that raw material source includes is provided to laser formation device along feed direction,
In, multiple raw material layers are set in sequence in along feed direction in raw material source, and the average grain diameter edge of the powder of the multiple raw material layer
Feed direction reduces；
Selective laser melting moulding process is performed to the powder provided to laser formation device.
10. the product manufactured by selective laser melting forming method as claimed in claim 9.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611246226.5A CN108247048A (en) | 2016-12-29 | 2016-12-29 | Raw material source, the selective laser melting former including the raw material source and method |
| TW106145647A TWI681832B (en) | 2016-12-29 | 2017-12-26 | Raw material source, selective laser melting molding equipment, manufacturing method of raw material source, and selective laser melting molding method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611246226.5A CN108247048A (en) | 2016-12-29 | 2016-12-29 | Raw material source, the selective laser melting former including the raw material source and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108247048A true CN108247048A (en) | 2018-07-06 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611246226.5A Pending CN108247048A (en) | 2016-12-29 | 2016-12-29 | Raw material source, the selective laser melting former including the raw material source and method |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN108247048A (en) |
| TW (1) | TWI681832B (en) |
Citations (5)
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| JP2004168610A (en) * | 2002-11-21 | 2004-06-17 | Toyota Motor Corp | Manufacturing method of three dimensional sintered body and three dimensional sintered body |
| CN102701778A (en) * | 2012-06-01 | 2012-10-03 | 清华大学 | Preparation method for ceramic film with hierarchical pore structure |
| CN103894075A (en) * | 2014-03-07 | 2014-07-02 | 中南大学 | Heterogeneous composite ceramic with gradient holes and preparation method for ceramic |
| CN105324199A (en) * | 2013-06-28 | 2016-02-10 | 通快两合公司 | Method and processing machine for creating a three-dimensional component by selective laser melting |
| CN105386037A (en) * | 2015-11-05 | 2016-03-09 | 华中科技大学 | Method for forming functional graded part through selective laser melting |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2991208B1 (en) * | 2012-06-01 | 2014-06-06 | Michelin & Cie | MACHINE AND PROCESS FOR ADDITIVE MANUFACTURE OF POWDER |
| CN104588650B (en) * | 2015-02-26 | 2017-01-04 | 上海交通大学 | Functionally gradient part based on three-dimensional heterogeneous paving powder increases material manufacture method |
| CN205148936U (en) * | 2015-11-30 | 2016-04-13 | 天津清研智束科技有限公司 | Spread powder device and vibration material disk device |
-
2016
- 2016-12-29 CN CN201611246226.5A patent/CN108247048A/en active Pending
-
2017
- 2017-12-26 TW TW106145647A patent/TWI681832B/en not_active IP Right Cessation
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004168610A (en) * | 2002-11-21 | 2004-06-17 | Toyota Motor Corp | Manufacturing method of three dimensional sintered body and three dimensional sintered body |
| CN102701778A (en) * | 2012-06-01 | 2012-10-03 | 清华大学 | Preparation method for ceramic film with hierarchical pore structure |
| CN105324199A (en) * | 2013-06-28 | 2016-02-10 | 通快两合公司 | Method and processing machine for creating a three-dimensional component by selective laser melting |
| CN103894075A (en) * | 2014-03-07 | 2014-07-02 | 中南大学 | Heterogeneous composite ceramic with gradient holes and preparation method for ceramic |
| CN105386037A (en) * | 2015-11-05 | 2016-03-09 | 华中科技大学 | Method for forming functional graded part through selective laser melting |
Also Published As
| Publication number | Publication date |
|---|---|
| TWI681832B (en) | 2020-01-11 |
| TW201829096A (en) | 2018-08-16 |
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