CN107901411A - powder spreading device with raw material mixing mechanism for S L S printer - Google Patents
powder spreading device with raw material mixing mechanism for S L S printer Download PDFInfo
- Publication number
- CN107901411A CN107901411A CN201711195171.4A CN201711195171A CN107901411A CN 107901411 A CN107901411 A CN 107901411A CN 201711195171 A CN201711195171 A CN 201711195171A CN 107901411 A CN107901411 A CN 107901411A
- Authority
- CN
- China
- Prior art keywords
- powder
- mixing mill
- raw material
- sls
- roller
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000000843 powder Substances 0.000 title claims abstract description 57
- 238000002156 mixing Methods 0.000 title claims abstract description 54
- 239000002994 raw material Substances 0.000 title claims abstract description 25
- 238000003756 stirring Methods 0.000 claims abstract description 5
- 230000008520 organization Effects 0.000 claims description 19
- 238000005192 partition Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 4
- 238000007639 printing Methods 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 15
- 238000000227 grinding Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 1
- 238000000110 selective laser sintering Methods 0.000 description 1
Classifications
-
- 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
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
Abstract
The invention discloses an SLS printer powder spreading device with a raw material mixing mechanism. The SLS printer powder spreading device comprises a workbench, a powder containing box, a mixing roller and a powder spreading roller. Sliding rails are arranged on the two opposite sides of the workbench in the length direction of the workbench correspondingly. The two ends of the mixing roller are arranged in the sliding rails through supporting rods correspondingly. The mixing roller can slide along the sliding rails. The powder containing box is arranged above the mixing roller and at least comprises two cavities. Each cavity communicates with the mixing roller through a guide pipe. Each guide pipe is provided with a first control valve. A stirring mechanism is arranged in the mixing roller. An outlet is formed in the lower side of the mixing roller and further provided with a second control valve. The powder spreading roller is further arranged on the lower side of the mixing roller. The SLS printer powder spreading device solves the problems that in the working process of an SLS type 3D printer in the prior art, the powder spreading roller is prone to being blocked, and two or more kinds of raw material powder cannot be automatically and effectively mixed together for printing.
Description
Technical field
The present invention relates to SLS printers field, and in particular, to a kind of SLS printer powderings of carrying raw material mixed organization
Device.
Background technology
Selective laser sintering (abbreviation SLS) is a kind of rapid shaping technique being widely used, it is with solid powder material
Expect for raw material, carrying out successively scanning to the section of 3D solid using laser completes raw basin, from part shape complexity journey
The limitation of degree, it is not necessary to which any moulds of industrial equipment, have a wide range of application.3D effect can be printed using SLS rapid shaping techniques
Model, therefore, it is SLS type 3D printers that in the market, which has a kind of 3D printer, and simple 3D models can be gone out with printing speed.
In the course of work of SLS types 3D printer of the prior art, powder-laying roller easily produces choking phenomenon, and can not
Automatically two kinds or two or more material powders are effectively mixed together and are printed.
Therefore it provides a kind of in use can be effective by two kinds or two or more material powders as needed
Ground, which mixes, to be printed, and power spreading device is not likely to produce the SLS printers of the carrying raw material mixed organization of obstructing problem
The problem of power spreading device is urgent need to resolve of the present invention.
The content of the invention
For above-mentioned technical problem, the purpose of the present invention is overcome the worked of SLS types 3D printer of the prior art
Cheng Zhong, powder-laying roller easily produces choking phenomenon, and automatically can not effectively mix two kinds or two or more material powders
Be combined the problem of being printed, thus provide it is a kind of in use can be as needed by two kinds or two or more
Material powder be effectively mixed together and printed, and power spreading device is not likely to produce the carrying raw material mixer of obstructing problem
The SLS printer power spreading devices of structure.
To achieve these goals, the present invention provides a kind of SLS printer power spreading devices of carrying raw material mixed organization, institute
Stating SLS printer power spreading devices includes：Workbench, dress powder case, mixing mill and powder-laying roller；The workbench is along its length side
Slide is respectively arranged with to opposite both sides, the both ends of the mixing mill are arranged in the slide by supporting rod respectively, institute
Stating mixing mill can slide along the slide, and the dress powder case is arranged on the top of the mixing mill, and the dress powder case is at least
Including two chambers, and each chamber is connected by a conduit with the mixing mill, and first is both provided with the conduit
Control valve, is provided with rabbling mechanism in the mixing mill, outlet is provided with the downside of the mixing mill, and the exit is also set up
There is the second control valve, powder-laying roller is additionally provided with the downside of the mixing mill, the powder-laying roller is parallel to each other with the mixing mill.
Preferably, the rabbling mechanism includes：Drive motor, shaft and agitating vane；The shaft is arranged on described mixed
Close the central axis of roller, the driving motor is arranged on the outside of the mixing mill, and the output shaft on the driving motor with
The shaft is connected, and the side face of the shaft is equably provided with multiple agitating vanes.
Preferably, the dress powder case is separated into multiple chambers, and the dress by the partition plate that is internally provided with of the dress powder case
The upper surface of powder case is provided with notes powder mouth correspondingly with the chamber.
Preferably, the side adjacent with the slide of the workbench is provided with transfer tube, the work in the transfer tube
Stopper rod is connected with the supporting rod, and the length direction of the piston rod and the length direction of the slide are parallel to each other.
Preferably, powder-laying roller at least sets two.
Preferably, two powder-laying rollers are symmetrically disposed in the mixing mill on perpendicular.
Preferably, supporting rod is telescopic rod, and being capable of locked lengths.
According to above-mentioned technical proposal, the SLS printers power spreading device of carrying raw material mixed organization provided by the invention is using
When, as needed in the built-in different material powder of different chamber of the dress powder case, controlled by first control valve former
Feed powder end ground addition, the material powder of addition are mixed in the mixing mill, are completed after stirring from the mixing
Outlet on roller is added to the upper surface of the workbench, and the powder-laying roller is used for the material powder of worktable upper surface is uniform
Ground is laid with and comes.The SLS printer power spreading devices of carrying raw material mixed organization provided by the invention overcome SLS types of the prior art
In the course of work of 3D printer, powdering village Zhou Rongyi produces choking phenomenon, and can not be automatically by two kinds or two or more
Material powder be effectively mixed together the problem of being printed.
Other features and advantages of the present invention will be described in detail in subsequent specific embodiment part.
Brief description of the drawings
Attached drawing is for providing a further understanding of the present invention, and a part for constitution instruction, with following tool
Body embodiment is used to explain the present invention together, but is not construed as limiting the invention.In the accompanying drawings：
Fig. 1 is the SLS printer powderings of the carrying raw material mixed organization provided under a kind of preferred embodiment of the present invention
The structure diagram of device；
Fig. 2 is the SLS printer powderings of the carrying raw material mixed organization provided under a kind of preferred embodiment of the present invention
The installation diagram of mixing mill and dress powder case on device；
Fig. 3 is the SLS printer powderings of the carrying raw material mixed organization provided under a kind of preferred embodiment of the present invention
The structure structure diagram of mixing mill on device.
Description of reference numerals
1 workbench, 2 slide
3 mixing mills 4 fill powder case
5 conduit, 6 supporting rod
7 piston rod, 8 transfer tube
9 powder-laying roller, 10 note powder mouth
11 driving 12 partition plates of motor
13 agitating vane, 14 shaft
15 second control valves 16 export
Embodiment
The embodiment of the present invention is described in detail below in conjunction with attached drawing.It should be appreciated that this place is retouched
The embodiment stated is merely to illustrate and explain the present invention, and is not intended to limit the invention.
In the present invention, in the case where not making conversely explanation, " upper and lower, inside and outside " etc. is included in the noun of locality in term
Only represent orientation of the term under normal service condition, or be skilled artisan understands that be commonly called as, and be not construed as pair
The limitation of the term.
As shown in Figs. 1-3, the present invention provides a kind of SLS printer power spreading devices of carrying raw material mixed organization, the SLS
Printer power spreading device includes：Workbench 1, dress powder case 4, mixing mill 3 and powder-laying roller 9；The workbench 1 is along its length side
Slide 2 is respectively arranged with to opposite both sides, the both ends of the mixing mill 3 are arranged on the slide 2 by supporting rod 6 respectively
In, the mixing mill 3 can be slided along the slide 2, and the dress powder case 4 is arranged on the top of the mixing mill 3, the dress
Powder case 4 includes at least two chambers, and each chamber is connected by a conduit 5 with the mixing mill 3, on the conduit 5
The first control valve is both provided with, rabbling mechanism is provided with the mixing mill 3, the downside of the mixing mill 3 is provided with outlet 16,
The second control valve 15 is additionally provided with the outlet 16, the downside of the mixing mill 3 is additionally provided with powder-laying roller 9, the powder-laying roller 9
It is parallel to each other with the mixing mill 3.
According to above-mentioned technical proposal, the SLS printers power spreading device of carrying raw material mixed organization provided by the invention is using
When, as needed in the built-in different material powder of different chamber of the dress powder case 4, controlled by first control valve former
Feed powder end ground addition, the material powder of addition are mixed in the mixing mill 3, are completed after stirring from the mixing
Outlet 16 on roller 3 is added to the upper surface of the workbench 1, and the powder-laying roller 9 is used for the raw material powder of 1 upper surface of workbench
End is equably laid with and comes.The SLS printer power spreading devices of carrying raw material mixed organization provided by the invention overcome in the prior art
SLS type 3D printers the course of work in, powdering village Zhou Rongyi produces choking phenomenon, and can not be automatically by two kinds or two
The material powder of the kind above is effectively mixed together the problem of being printed.
In a kind of preferred embodiment of the present invention, the rabbling mechanism includes：Drive motor 11, shaft 14 and stir
Mix blade 13；The shaft 14 is arranged on the central axis of the mixing mill 3, and the driving motor 11 is arranged on the mixing mill
3 outside, and the output shaft on the driving motor 11 is connected with the shaft 14, the side face of the shaft 14 is equably set
There are multiple agitating vanes 13, the driving motor 11 drives 14 rotation of shaft, so as to drive the agitating vane 13
Rotate, for being stirred to material powder, so that multiple material powders be uniformly mixed together, and can also play anti-
The effect of obstruction.
In a kind of preferred embodiment of the present invention, the dress powder case 4 is internally provided with partition plate 12 by the dress
Powder case 4 is separated into multiple chambers, and the upper surface of the dress powder case 4 is provided with and notes powder mouth 10 correspondingly with the chamber,
Multiple chambers are used to store material powder in difference, and the note powder mouth 10 facilitates staff to add haul powder.
In a kind of preferred embodiment of the present invention, the side adjacent with the slide 2 is set on the workbench 1
There is a transfer tube 8, the piston rod 7 in the transfer tube 8 is connected with the supporting rod 6, and the length direction of the piston rod 7 and institute
The length direction for stating slide 2 is parallel to each other, and the transfer tube 8 is slided for the mixing mill 3 along the slide 2, so that real
Existing powdering work.
In a kind of preferred embodiment of the present invention, powder-laying roller 9 at least sets two, which may be such that the present invention
Device powdering effect it is more preferable.
In a kind of preferred embodiment of the present invention, two powder-laying rollers 9 are symmetrically arranged on perpendicular
In the mixing mill 3, so as to effectively improve the effect of powdering.
The present invention a kind of preferred embodiment in, supporting rod 6 is telescopic rod, and can locked lengths, using
During can be adjusted indirectly by adjusting the length of the supporting rod 6 powder-laying roller 9 and 1 upper surface of workbench it
Between distance, so as to improve powdering effect.
The preferred embodiment of the present invention is described in detail above in association with attached drawing, still, the present invention is not limited to above-mentioned reality
The detail in mode is applied, in the range of the technology design of the present invention, a variety of letters can be carried out to technical scheme
Monotropic type, these simple variants belong to protection scope of the present invention.
It is further to note that each particular technique feature described in above-mentioned embodiment, in not lance
In the case of shield, can be combined by any suitable means, in order to avoid unnecessary repetition, the present invention to it is various can
The combination of energy no longer separately illustrates.
In addition, various embodiments of the present invention can be combined randomly, as long as it is without prejudice to originally
The thought of invention, it should equally be considered as content disclosed in this invention.
Claims (7)
- A kind of 1. SLS printer power spreading devices of carrying raw material mixed organization, it is characterised in that the SLS printers power spreading device Including：Workbench (1), dress powder case (4), mixing mill (3) and powder-laying roller (9)；The workbench (1) is along its length direction phase To both sides be respectively arranged with slide (2), the both ends of the mixing mill (3) are arranged on the slide by supporting rod (6) respectively (2) in, the mixing mill (3) can be slided along the slide (2), and the dress powder case (4) is arranged on the mixing mill (3) Top, the dress powder case (4) includes at least two chambers, and each chamber passes through a conduit (5) and the mixing mill (3) phase Connect, be both provided with the first control valve on the conduit (5), rabbling mechanism, the mixing mill are provided with the mixing mill (3) (3) outlet (16) is provided with the downside of, described outlet (16) place is additionally provided with the second control valve (15), the mixing mill (3) Downside is additionally provided with powder-laying roller (9), and the powder-laying roller (9) is parallel to each other with the mixing mill (3).
- 2. the SLS printer power spreading devices of carrying raw material mixed organization according to claim 1, it is characterised in that described to stir Mixing mechanism includes：Drive motor (11), shaft (14) and agitating vane (13)；The shaft (14) is arranged on the mixing mill (3) central axis, the driving motor (11) are arranged on the outside of the mixing mill (3), and on the driving motor (11) Output shaft be connected with the shaft (14), the side face of the shaft (14) is equably provided with multiple agitating vanes (13)。
- 3. the SLS printer power spreading devices of carrying raw material mixed organization according to claim 1, it is characterised in that the dress The dress powder case (4) is separated into multiple chambers by the partition plate (12) that is internally provided with of powder case (4), and the dress powder case (4) is upper Surface is provided with notes powder mouth (10) correspondingly with the chamber.
- 4. the SLS printer power spreading devices of carrying raw material mixed organization according to claim 1, it is characterised in that the work Make side adjacent with the slide (2) on platform (1) and be provided with transfer tube (8), the piston rod (7) on the transfer tube (8) with The supporting rod (6) is connected, and the length direction of the piston rod (7) and the length direction of the slide (2) are parallel to each other.
- 5. the SLS printer power spreading devices of carrying raw material mixed organization according to claim 1, it is characterised in that the paving Powder roller (9) at least sets two.
- 6. the SLS printer power spreading devices of carrying raw material mixed organization according to claim 5, it is characterised in that two institutes Powder-laying roller (9) is stated to be symmetrically disposed in the mixing mill (3) on perpendicular.
- 7. the SLS printer power spreading devices of carrying raw material mixed organization according to claim 1, it is characterised in that the branch Strut (6) is telescopic rod, and being capable of locked lengths.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711195171.4A CN107901411B (en) | 2017-11-24 | 2017-11-24 | Take SLS printer of raw materials mixing mechanism to spread powder device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711195171.4A CN107901411B (en) | 2017-11-24 | 2017-11-24 | Take SLS printer of raw materials mixing mechanism to spread powder device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107901411A true CN107901411A (en) | 2018-04-13 |
| CN107901411B CN107901411B (en) | 2020-06-23 |
Family
ID=61848367
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711195171.4A Active CN107901411B (en) | 2017-11-24 | 2017-11-24 | Take SLS printer of raw materials mixing mechanism to spread powder device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107901411B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110549610A (en) * | 2018-06-04 | 2019-12-10 | 陕西恒通智能机器有限公司 | Powder supplying and spreading mechanism of laser sintering 3D printer |
| CN112222358A (en) * | 2020-09-29 | 2021-01-15 | 北京机科国创轻量化科学研究院有限公司 | 3D prints forming device |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107031046A (en) * | 2017-05-19 | 2017-08-11 | 东北大学 | A kind of power spreading device of small-sized powdering formula 3D printer |
-
2017
- 2017-11-24 CN CN201711195171.4A patent/CN107901411B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107031046A (en) * | 2017-05-19 | 2017-08-11 | 东北大学 | A kind of power spreading device of small-sized powdering formula 3D printer |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110549610A (en) * | 2018-06-04 | 2019-12-10 | 陕西恒通智能机器有限公司 | Powder supplying and spreading mechanism of laser sintering 3D printer |
| CN110549610B (en) * | 2018-06-04 | 2022-04-22 | 陕西恒通智能机器有限公司 | Powder supplying and spreading mechanism of laser sintering 3D printer |
| CN112222358A (en) * | 2020-09-29 | 2021-01-15 | 北京机科国创轻量化科学研究院有限公司 | 3D prints forming device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107901411B (en) | 2020-06-23 |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20200515 Address after: 314200 room 609, building 7, Nanyuan world trade garden, Danghu street, Pinghu City, Jiaxing City, Zhejiang Province Applicant after: Pinghu Chaokai Technology Co.,Ltd. Address before: 241200 Anhui city of Wuhu province Fanchang County Economic Development Zone Applicant before: ANHUI KEYUAN 3D TECHNOLOGY Co.,Ltd. |
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Effective date of registration: 20200526 Address after: 210000 Kechuang building, Futian Road, Zhetang street, Lishui Economic Development Zone, Nanjing City, Jiangsu Province Applicant after: Nanjing Lishui hi tech Venture Capital Management Co.,Ltd. Address before: 314200 room 609, building 7, Nanyuan world trade garden, Danghu street, Pinghu City, Jiaxing City, Zhejiang Province Applicant before: Pinghu Chaokai Technology Co.,Ltd. |
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Effective date of registration: 20220620 Address after: 210000 288 Qinhuai Road, Yung Yang Street, Lishui District, Nanjing, Jiangsu Patentee after: Nanjing Tuojiang Technology Co.,Ltd. Address before: 210000 Kechuang building, Futian Road, Zhetang street, Lishui Economic Development Zone, Nanjing, Jiangsu Province Patentee before: Nanjing Lishui hi tech Venture Capital Management Co.,Ltd. |
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Effective date of registration: 20221222 Address after: No. 999, Taihu Road, Heze Development Zone, Heze City, Shandong Province 274000 (in the hospital of Heze Hengshun Auto Parts Co., Ltd.) Patentee after: Heze Tianjiao Color Printing Co.,Ltd. Address before: 210000 288 Qinhuai Road, Yung Yang Street, Lishui District, Nanjing, Jiangsu Patentee before: Nanjing Tuojiang Technology Co.,Ltd. |
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