CN203875342U - Three-dimensional printing device and multifunctional electric-control powder separator for large-inclination-angle parts - Google Patents
Three-dimensional printing device and multifunctional electric-control powder separator for large-inclination-angle parts Download PDFInfo
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- CN203875342U CN203875342U CN201420231746.9U CN201420231746U CN203875342U CN 203875342 U CN203875342 U CN 203875342U CN 201420231746 U CN201420231746 U CN 201420231746U CN 203875342 U CN203875342 U CN 203875342U
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Abstract
The utility model provides a three-dimensional printing device and a multifunctional electric-control powder separator for large-inclination-angle parts. The three-dimensional printing device comprises a main feeding pipe for supplying powder, a multifunctional electric-control powder separator body, at least three branch feeding pipes, a multi-pipe feeding nozzle and a focus lens for melting the powder. The multi-pipe feeding nozzle comprises a plurality of inclined powder spraying pipes which are equal to the branch feeding pipes in number and are correspondingly communicated with the branch feeding pipes one by one. The inclination angle of the powder spraying pipes is matched with that of the parts. The multifunctional electric-control powder separator body evenly sends the powder of the main feeding pipe to all the branch feeding pipes or completely sends to any branch feeding pipe. According to the three-dimensional printing device and the multifunctional electric-control powder separator for the large-inclination-angle parts, when the boundary positions of inclined parts are formed, spray pipes at different positions of multi-tube coaxial nozzles can be selected to conduct separate powder spraying, so that the stress direction of a molten pond can be changed, the molten pond flow phenomenon caused by gravity and impact force of the powder when the boundary positions of the inclined parts are formed can be reduced or eliminated, and the extremity inclination angle of the parts to be formed is finally increased without adding support.
Description
Technical field
The utility model relates to a kind of metal parts 3D printing equipment, relates in particular to a kind of point powder device used in the time not adding the 3D printing equipment of the large angle of inclination part that is shaped under supporting condition and print.
Background technology
Employing 3D printing technique can be by the shaping Various Complex constitutional detail that is layering of material, conventionally at shaping angle of inclination when excessive part owing to trickling in the effect molten bath of gravity and powder impulsive force, thereby cause piece surface to occur dross and sticky powder phenomenon, and the allowable angle of inclination that the method formation of parts of current employing coaxial powder-feeding can be shaped is limited.Support so often need to add in the time of the larger part of shaping gradient and parts locally position, can cause process complications but remove support after part forming, even the support at some position cannot be removed, or the removal of supporting causes stress distribution to change and causes part deformation, so the larger part in angle of inclination that how to be shaped under the condition that does not add support is the problem that current 3D printing technique faces.
Summary of the invention
The utility model object be to provide a kind of can be at the 3D marker process and equipment that does not add the large angle of inclination part that is shaped under supporting condition, its 3D printing equipment that has solved the large angle of inclination of existing shaping part has the technical problem of dross and sticky powder phenomenon, complex process, part deformation.
Technical solution of the present utility model is:
A 3D printing equipment for large angle of inclination part, its special character is:
Comprise main powder feeding pipe, electric controlled multi-functional powder separator, at least three branch road powder feeding pipe, multitube powder-feeding nozzle and the focus lamps 4 for melted powder for supplying powder;
Described multitube powder-feeding nozzle comprises and the one by one discharge tube of the multiple inclinations of corresponding connection consistent with branch road powder feeding pipe quantity; The angle of inclination of described discharge tube and the angle of inclination of part match;
Described electric controlled multi-functional powder separator is evenly delivered to the powder of main powder feeding pipe all branch road powder feeding pipe or is all delivered to arbitrary branch road powder feeding pipe.
The 3D printing equipment of above-mentioned large angle of inclination part, is characterized in that:
Described electric controlled multi-functional powder separator comprises the first current divider, the second current divider, multichannel powder separator;
Described the first current divider comprises housing, is arranged on the shunting rotating disk of first in housing and the first stepper motor, described housing bottom is the first current divider bottom, in described the first shunting rotating disk, be provided with the first isocon, the upper shed of described the first isocon communicates with main powder feeding pipe, and the under shed of described the first isocon communicates with two outlets on the first current divider bottom respectively under the first stepper motor drives; Two outlets on described the first current divider bottom connect respectively the entrance of the second current divider and multichannel powder separator;
Multiple outlets of described multichannel powder separator connect respectively the entrance of multiple branch road powder feeding pipe;
Described the second current divider comprises housing, is arranged on the shunting rotating disk of second in housing and the second stepper motor, described housing bottom is the second current divider bottom, in described the second shunting rotating disk, be provided with the second isocon, the upper shed of described isocon communicates with one of them outlet of the first current divider bottom, and the under shed of described the second isocon communicates with the multiple outlets on the second current divider bottom respectively under the second stepper motor drives; Multiple outlets on described the second current divider bottom connect respectively the entrance of multiple branch road powder feeding pipe.
A kind of electric controlled multi-functional powder separator, its special character is:
Comprise the first current divider, the second current divider, multichannel powder separator;
Described the first current divider comprises housing, is arranged on the shunting rotating disk of first in housing and the first stepper motor, described housing bottom is the first current divider bottom, in described the first shunting rotating disk, be provided with the first isocon, the upper shed of described the first isocon communicates with main powder feeding pipe, and the under shed of described the first isocon communicates with two outlets on the first current divider bottom respectively under the first stepper motor drives; Two outlets on described the first current divider bottom connect respectively the entrance of the second current divider and multichannel powder separator;
Multiple outlets of described multichannel powder separator connect respectively the entrance of multiple branch road powder feeding pipe;
Described the second current divider comprises housing, is arranged on the shunting rotating disk of second in housing and the second stepper motor, described housing bottom is the second current divider bottom, in described the second shunting rotating disk, be provided with the second isocon, the upper shed of described isocon communicates with one of them outlet of the first current divider bottom, and the under shed of described the second isocon communicates with the multiple outlets on the second current divider bottom respectively under the second stepper motor drives; Multiple outlets on described the second current divider bottom connect respectively the entrance of multiple branch road powder feeding pipe.
The beneficial effects of the utility model:
Adopt the utility model in the time of shaping inclination part boundary position, to select the jet pipe of multitube coaxial nozzle diverse location to dust separately, thereby change the force direction that is subject in molten bath, the molten bath trickling phenomenon causing due to gravity and powder impulsive force when reducing even to eliminate oblique tube boundary position and being shaped, be finally increased in do not add under supporting condition can formation of parts limit inclination angle.
Brief description of the drawings
Fig. 1 is structural representation of the present invention; In figure: the main powder feeding pipe of 1 –, 2-electric controlled multi-functional powder separator, 3-branch road powder feeding pipe, 4-focus lamp, discharge tube after 5-, the right discharge tube of 6-, the left discharge tube of 7-, discharge tube before 8-, 9-multitube powder-feeding nozzle, 10-molten bath, 11-inclination part, 12-substrate, 13-inside parts region, the front border of 14-part, 15-part front right circle, border after 16-part, 17-part left margin;
Fig. 2 is electric controlled multi-functional powder separator structural representation, in figure: the main powder feeding pipe of 1 –, 18-the first current divider, 19-the first isocon, 20-the first current divider bottom, 21-the first stepper motor, 22-the second current divider, 23-the second isocon, 24-the second current divider bottom, 25-the second stepper motor, duff pipe before 26-, the left duff pipe of 27-, duff pipe after 28-, the right duff pipe of 29-, 30-Si road powder separator, defeated powder mouth before 31-the first current divider, defeated powder mouth after 32-the first current divider, 33-the first isocon head piece, defeated powder mouth before 34-the second current divider, the right defeated powder mouth of 35-the second current divider, defeated powder mouth after 36-the second current divider, the left defeated powder mouth of 37-the second current divider, 38-the second isocon head piece, 39-the second current divider powder feeding pipe.
Detailed description of the invention
Forming process is as follows:
(1) part region is divided:
First be inside parts region 13 by parts classify, the front border 14 of part, part front right circle 15, border 16 after part, part left margin 17.
(2) when zones of different is shaped, corresponding jet pipe is determined:
When formation of parts interior zone 13, by electric controlled multi-functional powder separator 2, the powder of living in powder feeding pipe 1 is divided into 4 parts, distributes and dusted by 4 jet pipes (5,6,7,8) simultaneously, the powder sending quantity in each jet pipe is 1/4 of main powder feeding pipe powder delivering amount;
When formation of parts left margin 17, by electric controlled multi-functional powder separator 2, the powder of living in powder feeding pipe 1 is all transported to left powder feeding pipe 7, by left powder feeding pipe 7 to molten bath 10 conveying powders, in like manner, when other borders are shaped by the discharge tube powder feeding of relevant position.
(3) determine the shaping order of diverse location:
In the time of same layer internal shaping boundary position, by first front and rear side circle again the order of border, left and right (or contrary) carry out.When adjacent two layers is shaped, can random fluctuation between 5-15 ° for fear of bilevel structure coincidence boundary position subregion.
(4) part forming:
By partition method, when zones of different is shaped, jet pipe working condition and forming path are compiled into control program, complete part forming.
Powder separator function is as follows:
(1) four branch road powder feeding pipe is dusted simultaneously:
The first current divider 18 can drive the first isocon 19 rotations to select the second current divider 22 or four road powder separators 30 by the first stepper motor 21;
The powder of inputting from main powder feeding pipe 1 can be input to the first current divider defeated powder mouth 32 after defeated powder mouth 31 or the first current divider by the first isocon 19;
When selecting after four road powder separators 30, the powder of inputting from main powder feeding pipe 1 is exported from branch road powder feeding pipe 3 uniformly;
(2) four branch road powder feedings respectively:
When selecting after the second current divider 22, the powder of inputting from the second current divider powder feeding pipe 39 is selectively input to the second current divider by the second isocon 23 by the second isocon head piece and holds defeated powder mouth (34,35 all around, 36,37), the second isocon 23 is driven by the second isocon stepper motor 25, inputs each port (34,35,36,37) powder is by each duff pipe (26,27,28,29) be transported to branch road powder feeding pipe 3.
Claims (3)
1. a 3D printing equipment for large angle of inclination part, is characterized in that:
Comprise main powder feeding pipe, electric controlled multi-functional powder separator, at least three branch road powder feeding pipe, multitube powder-feeding nozzle and the focus lamps for melted powder for supplying powder;
Described multitube powder-feeding nozzle comprises and the one by one discharge tube of the multiple inclinations of corresponding connection consistent with branch road powder feeding pipe quantity; The angle of inclination of described discharge tube and the angle of inclination of part match;
Described electric controlled multi-functional powder separator is evenly delivered to the powder of main powder feeding pipe all branch road powder feeding pipe or is all delivered to arbitrary branch road powder feeding pipe.
2. the 3D printing equipment of large angle of inclination according to claim 1 part, is characterized in that:
Described electric controlled multi-functional powder separator comprises the first current divider, the second current divider, multichannel powder separator;
Described the first current divider comprises housing, is arranged on the shunting rotating disk of first in housing and the first stepper motor, described housing bottom is the first current divider bottom, in described the first shunting rotating disk, be provided with the first isocon, the upper shed of described the first isocon communicates with main powder feeding pipe, and the under shed of described the first isocon communicates with two outlets on the first current divider bottom respectively under the first stepper motor drives; Two outlets on described the first current divider bottom connect respectively the entrance of the second current divider and multichannel powder separator;
Multiple outlets of described multichannel powder separator connect respectively the entrance of multiple branch road powder feeding pipe;
Described the second current divider comprises housing, is arranged on the shunting rotating disk of second in housing and the second stepper motor, described housing bottom is the second current divider bottom, in described the second shunting rotating disk, be provided with the second isocon, the upper shed of described isocon communicates with one of them outlet of the first current divider bottom, and the under shed of described the second isocon communicates with the multiple outlets on the second current divider bottom respectively under the second stepper motor drives; Multiple outlets on described the second current divider bottom connect respectively the entrance of multiple branch road powder feeding pipe.
3. an electric controlled multi-functional powder separator, is characterized in that:
Comprise the first current divider, the second current divider, multichannel powder separator;
Described the first current divider comprises housing, is arranged on the shunting rotating disk of first in housing and the first stepper motor, described housing bottom is the first current divider bottom, in described the first shunting rotating disk, be provided with the first isocon, the upper shed of described the first isocon communicates with main powder feeding pipe, and the under shed of described the first isocon communicates with two outlets on the first current divider bottom respectively under the first stepper motor drives; Two outlets on described the first current divider bottom connect respectively the entrance of the second current divider and multichannel powder separator;
Multiple outlets of described multichannel powder separator connect respectively the entrance of multiple branch road powder feeding pipe;
Described the second current divider comprises housing, is arranged on the shunting rotating disk of second in housing and the second stepper motor, described housing bottom is the second current divider bottom, in described the second shunting rotating disk, be provided with the second isocon, the upper shed of described isocon communicates with one of them outlet of the first current divider bottom, and the under shed of described the second isocon communicates with the multiple outlets on the second current divider bottom respectively under the second stepper motor drives; Multiple outlets on described the second current divider bottom connect respectively the entrance of multiple branch road powder feeding pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420231746.9U CN203875342U (en) | 2014-05-07 | 2014-05-07 | Three-dimensional printing device and multifunctional electric-control powder separator for large-inclination-angle parts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420231746.9U CN203875342U (en) | 2014-05-07 | 2014-05-07 | Three-dimensional printing device and multifunctional electric-control powder separator for large-inclination-angle parts |
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| CN203875342U true CN203875342U (en) | 2014-10-15 |
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| CN201420231746.9U Active CN203875342U (en) | 2014-05-07 | 2014-05-07 | Three-dimensional printing device and multifunctional electric-control powder separator for large-inclination-angle parts |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104014791A (en) * | 2014-05-07 | 2014-09-03 | 中国科学院西安光学精密机械研究所 | 3D printing method and device of large-inclination part and electronic control multifunctional powder distribution device |
| JP7061093B2 (en) | 2019-03-28 | 2022-04-27 | 株式会社ニコン | Modeling equipment and modeling method |
| CN115533115A (en) * | 2022-09-13 | 2022-12-30 | 成都飞机工业（集团）有限责任公司 | Part forming method and device, storage medium and electronic equipment |
| US11806810B2 (en) | 2014-11-14 | 2023-11-07 | Nikon Corporation | Shaping apparatus and shaping method |
| US11911844B2 (en) | 2014-11-14 | 2024-02-27 | Nikon Corporation | Shaping apparatus and shaping method |
-
2014
- 2014-05-07 CN CN201420231746.9U patent/CN203875342U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104014791A (en) * | 2014-05-07 | 2014-09-03 | 中国科学院西安光学精密机械研究所 | 3D printing method and device of large-inclination part and electronic control multifunctional powder distribution device |
| CN104014791B (en) * | 2014-05-07 | 2017-01-18 | 中国科学院西安光学精密机械研究所 | 3D printing method and device of large-inclination part and electronic control multifunctional powder distribution device |
| US11806810B2 (en) | 2014-11-14 | 2023-11-07 | Nikon Corporation | Shaping apparatus and shaping method |
| US11911844B2 (en) | 2014-11-14 | 2024-02-27 | Nikon Corporation | Shaping apparatus and shaping method |
| JP7061093B2 (en) | 2019-03-28 | 2022-04-27 | 株式会社ニコン | Modeling equipment and modeling method |
| CN115533115A (en) * | 2022-09-13 | 2022-12-30 | 成都飞机工业（集团）有限责任公司 | Part forming method and device, storage medium and electronic equipment |
| CN115533115B (en) * | 2022-09-13 | 2024-04-12 | 成都飞机工业（集团）有限责任公司 | Part forming method and device, storage medium and electronic equipment |
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