CN108215198B - A kind of recyclable device for SLM powder - Google Patents
A kind of recyclable device for SLM powder Download PDFInfo
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- CN108215198B CN108215198B CN201711306124.2A CN201711306124A CN108215198B CN 108215198 B CN108215198 B CN 108215198B CN 201711306124 A CN201711306124 A CN 201711306124A CN 108215198 B CN108215198 B CN 108215198B
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- 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
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Abstract
The present invention relates to a kind of recyclable devices for SLM powder, belong to increases material manufacturing technology field.The recyclable device includes that pedestal, 2 support columns, powder falling room, powder falling channel, diffusion admittance, sieve powder room, rotary screen powder scrape sheet element, sieve, beam powder channel, collection powder channel, collection powder case, receive powder drawer, heating room, controller, 4 universal wheels, vacuum workshop, powder absorbing pipe I, powder absorbing pipe II；The top of sieve powder room is successively fixedly installed diffusion admittance, powder falling channel, powder falling room, vacuum workshop；The lower section of sieve powder room is successively fixedly installed beam powder channel, collection powder channel, collection powder case, collects to be provided in powder case and receives powder drawer.The design of the sieve powder of powder, recycling and drying course is integrated by the present invention, synchronous in closed environment to carry out, and not will cause fugitive dust, overcomes complex steps, time-consuming longer disadvantage, significantly improve sieve powder, recycling and the drying efficiency of powder.
Description
Technical field
The present invention relates to a kind of recyclable devices for SLM powder, belong to increases material manufacturing technology field.
Background technique
Increases material manufacturing technology subtracts material and deformation forming technique different from traditional, can make rapidly under conditions of no mold
The Three-dimensional Entity Components for producing arbitrarily complicated shape are widely used to the fields such as space flight, biomedicine.Selective laser melting
The one kind of technology (Selective Laser Melting, SLM) as increases material manufacturing technology, using laser beam as heat source pair
Single layer powder carries out selectively heating fusing, is to bond in single layer with the powder granule of interlayer, finally can Quick-forming
The 3D solid of complicated shape out.After SLM shapes, the powder for having neither part nor lot in forming, which needs to recycle from working surface, to be sieved, with
Just powder is reused.In traditional powder recycling screening process, due to easily causing to raise in open working chamber
Dirt, powder goes to screening system under manual operation after collection, regathers use after sieving powder.In transport process, powder exists
The problems such as easily wasting, polluting makes the reduction of powder recovery operation efficiency.Moreover, being easy in powder operation process in absorption air
Aqueous vapor causes reunion and adhesion between powder, is unfavorable for powdering, influences forming effect.Simultaneously as molding room is usually side
Remaining powder is not easily cleaned at positive structure, angle or gap, influences the forming of other dusty materials.
Summary of the invention
In view of the problems of the existing technology the present invention, provides a kind of recyclable device for SLM powder, the device is by powder
Sieve powder, collection and the drying course of body combine, synchronous in closed environment to carry out, and not will cause fugitive dust, overcome step
Cumbersome, time-consuming longer disadvantage is not necessarily to human intervention.
The present invention be solve its technical problem and the technical solution adopted is that:
A kind of recyclable device for SLM powder, including pedestal, 2 support columns, powder falling room, powder falling channel, diffusion are logical
Road, sieve powder room, rotary screen powder scrape sheet element, sieve, beam powder channel, collection powder channel, collection powder case, receive powder drawer, heating room, control
Device, 4 universal wheels, vacuum workshop, powder absorbing pipe I, powder absorbing pipe II；
4 universal wheels are separately positioned on the quadrangle of base lower surface, and 2 support columns are separately positioned on the two of pedestal top
Side, sieve powder room is fixed at the top of support and the lateral wall of sieve powder room is connect with the end of 2 support columns, sieves powder room bottom
Slide unit is provided on the inner sidewall of the left and right sides, the left and right sides setting of sieve is fluted, and groove is matched with slide unit；
Rotary screen powder scrapes sheet element and the inner wall of sieve powder room is arranged in and is located at the top of sieve；
The top of sieve powder room is successively fixedly installed diffusion admittance, powder falling channel, powder falling room, vacuum workshop and sieve powder
The inside connection of room, diffusion admittance, powder falling channel, powder falling room, vacuum workshop, powder absorbing pipe I, powder absorbing pipe II are separately positioned on and fall
The left and right sides of powder room 3 and powder absorbing pipe I, powder absorbing pipe II are connected to powder falling chamber interior；The roof of vacuum workshop is provided with row
Stomata, the inner roof wall of vacuum workshop is fixedly installed motor III and the output shaft of motor III is vertically arranged in vacuum workshop
Interior, output shaft is connect by shaft coupling III with the top of fixing axle, and fan is set with the bottom that fixing axle is arranged in；
The lower section of sieve powder room is successively fixedly installed beam powder channel, collection powder channel, collection powder case, collects in powder case and is provided with receipts powder
Drawer, sieve powder room, beam powder channel, collection powder channel, the inside connection for receiving powder drawer, the bottom of collection powder case and position is arranged in heating room
In the lower section for receiving powder drawer, the inner wall for heating room is fixedly installed heat insulating mattress, and heating interior is provided with heating rod, and heating rod is external
Temperature controller；
Controller is fixedly installed on the support columns, and motor III, temperature controller and controller connect；
Further, the rotary screen powder scrapes sheet element and includes rotary screen powder scraping blade roller I, rotary screen powder scraping blade roller II, connects
Spindle I, connecting shaft II, shaft coupling I, shaft coupling II, motor I, motor II, connecting shaft I, connecting shaft II pass through the side wall of sieve powder room
And it is horizontally disposed, the suit of rotary screen powder scraping blade roller I is arranged in connecting shaft I, and one end of connecting shaft I passes through shaft coupling I and motor I
Output end connection, the suit of rotary screen powder scraping blade roller II is arranged in connecting shaft II, and one end of connecting shaft II passes through shaft coupling II
It is connect with the output end of motor II, motor I, motor II are separately positioned on the corresponding side-wall outer side in sieve powder room, motor I, motor
II connect with controller respectively；
Further, the end of the powder absorbing pipe I is provided with flat mouth suction nozzle, I inner wall both ends of the suction inlet setting of flat mouth suction nozzle
There is the position of support base I, support base II and support base I, support base II corresponding, is provided with axis on support base I, support base II
Hole is provided with rotary shaft in axis hole, and suit is provided with rotating brushes in rotary shaft；
Further, the end of the powder absorbing pipe II is provided with oblique angle suction nozzle, the suction inlet II and horizontal direction of oblique angle suction nozzle
Tilt angle be 30o；
Several sieve pores are evenly arranged on the sieve；
Further, the rotary screen powder scraping blade roller I, rotary screen powder scraping blade roller II are austenite stainless steel rider；
Further, the heating rod is U-shaped structure；
Further, the rotating brushes is nylon bristle；
Further, the sieve lateral wall is provided with handle；
Beneficial effects of the present invention:
(1) assembly of the invention provides closed collection dressing sieve powder environment, fugitive dust is avoided, environmental pollution is reduced and fires wind
Danger；
(2) suction is increased by rolling friction between the rotating brushes and powder at flat mouth suction nozzle, keeps more powders logical
It crosses powder absorbing pipe to enter in powder falling room, improves and inhale powder efficiency, oblique angle suction nozzle is conducive to collect at molding room's within angle or gap
Powder keeps recycling more thorough, and the forming of the loss and other dusty materials that can reduce material cost is unaffected；
(3) sieve is moved and be can be taken off along slide unit, and the sieve of different screen-aperture sizes is selected to realize different-grain diameter
The recycling of powder, while the powder impurity not by sieve can be poured out, improve sieve powder efficiency；
(4) sieved powder is directly entered the powder wave received and, by quick Collection and conservation, reduced in operation process in powder drawer
Take, saves human cost；
(5) heating room carries out heating, drying to the powder received in powder drawer, and powder surface can be discharged and inhale during sieving powder
Attached aqueous vapor saves time cost in case next time re-uses；
(6) revolving speed of motor I, motor II, motor III is controlled by controller, automatic operation accelerates sieve powder, collects the same of powder
Stepization process, and strict control heating, drying temperature, significantly improve sieve powder, recycling and the drying efficiency of powder.
Detailed description of the invention
Fig. 1 is schematic diagram of the embodiment 1 for the recyclable device of SLM powder；
Fig. 2 is sectional view of the embodiment 1 for the recyclable device of SLM powder；
Fig. 3 is sieve powder chamber interior structural schematic diagram of the embodiment 1 for the recyclable device of SLM powder；
Fig. 4 is sieve schematic diagram of the embodiment 1 for the recyclable device of SLM powder；
Fig. 5 is heating room schematic diagram of the embodiment 1 for the recyclable device of SLM powder；
Fig. 6 is flat mouth suction nozzle schematic diagram of the embodiment 1 for the recyclable device of SLM powder；
Fig. 7 is flat mouth suction nozzle top view of the embodiment 1 for the recyclable device of SLM powder；
Fig. 8 is oblique angle suction nozzle main view of the embodiment 1 for the recyclable device of SLM powder；
Fig. 9 is oblique angle suction nozzle side view of the embodiment 1 for the recyclable device of SLM powder；
In figure: 1- pedestal, 2- support column, 3- powder falling room, 4- powder falling channel, 5- diffusion admittance, 6- sieve powder room, 7- rotary screen
Powder scrapes sheet element, 701- rotary screen powder scraping blade roller I, 702- rotary screen powder scraping blade roller II, 703- connecting shaft I, 704- connecting shaft II,
705- shaft coupling I, 706- shaft coupling II, 8- motor I, 9- motor I I, 10- handle, 11- sieve, 12- groove, 13- slide unit, 14-
Beam powder channel, 15- collection powder channel, 16- collection powder case, 17- receive powder drawer, and 18- heats room, 19- heating rod, 20- heat insulating mattress, 21-
Controller, 22- universal wheel, 23- knob, 24- vacuum workshop, 25- gas vent, 26- motor I II, 27- shaft coupling I II, 28-
Fan, 29- fixing axle, 30- powder absorbing pipe I, 31- powder absorbing pipe II, 32- flat mouth suction nozzle, the oblique angle 33- suction nozzle, 34- support base I, 35-
Support base II, 36- rotary shaft, 37- rotating brushes, 38- suction inlet I, 39- suction inlet II.
Specific embodiment
With reference to embodiment, the invention will be further described.
Embodiment 1: as shown in Fig. 1 ~ 9, a kind of recyclable device for SLM powder, including 1,2 support column 2 of pedestal, fall
It is logical that sheet element 7, sieve 11, beam powder channel 14, collection powder are scraped in powder room 3, powder falling channel 4, diffusion admittance 5, sieve powder room 6, rotary screen powder
Road 15, collection powder case 16 receive powder drawer 17, heating room 18, controller 21,4 universal wheels 22, vacuum workshop 24, powder absorbing pipes I
30, powder absorbing pipe II 31；
4 universal wheels 22 are separately positioned on the quadrangle of 1 lower surface of pedestal, and 2 support columns 2 are separately positioned on 1 top of pedestal
Two sides, sieve powder room 6 be fixed at support column 2 top and sieve powder room 6 lateral wall connect with the end of 2 support columns 2,
Slide unit 13, the left and right sides setting fluted 12 of sieve 11, groove are provided on inner sidewall at left and right sides of sieve 6 bottom of powder room
12 match with slide unit 13；
Rotary screen powder scrapes sheet element 7 and the inner wall of sieve powder room 6 is arranged in and is located at the top of sieve 11；
Sieve powder room 6 top be successively fixedly installed diffusion admittance 5, powder falling channel 4, powder falling room 3, vacuum workshop 24 and
Sieve the inside connection of powder room 6, diffusion admittance 5, powder falling channel 4, powder falling room 3, vacuum workshop 24, powder absorbing pipe I 30, powder absorbing pipe II
31 are separately positioned on the left and right sides of powder falling room 3 and powder absorbing pipe I 30, powder absorbing pipe II 31 are connected to inside powder falling room 3；Vacuum work
The roof for making room 24 is provided with gas vent 25, and the inner roof wall of vacuum workshop 24 is fixedly installed motor III 26 and motor III 26
Output shaft is vertically arranged in vacuum workshop 24, and output shaft is connect by shaft coupling III 27 with the top of fixing axle 29, fan
The bottom of fixing axle 29 is arranged in 28 suits；
The lower section of sieve powder room 6 is successively fixedly installed beam powder channel 14, collection powder channel 15, collection powder case 16, collects in powder case 16
It is provided with and receives powder drawer 17, room 18 is heated in sieve powder room 6, beam powder channel 14, collection powder channel 15, the inside connection for receiving powder drawer 17
The bottom of collection powder case 16 is set and is located at the lower section for receiving powder drawer 17, the inner wall of heating room 18 is fixedly installed heat insulating mattress 20,
Heating is provided with heating rod 19,19 external temperature controller of heating rod in room 18；
Controller 21 is fixed on support column 2, and motor III 26, temperature controller and controller 21 connect；
It includes rotary screen powder scraping blade roller I 701, rotary screen powder scraping blade roller II 702, connecting shaft I that rotary screen powder, which scrapes sheet element 7,
703, connecting shaft II 704, shaft coupling I 705, shaft coupling II 706, motor I 8, motor II 9, connecting shaft I 703, connecting shaft II 704
It across the side wall for sieving powder room 6 and is horizontally disposed with, the suit of rotary screen powder scraping blade roller I 701 is arranged in connecting shaft I 703, connecting shaft I
703 one end is connect by shaft coupling I 705 with the output end of motor I 8, and the suit setting of rotary screen powder scraping blade roller II 702 is connecting
On axis II 704, one end of connecting shaft II 704 is connect by shaft coupling II 706 with the output end of motor II 9, motor I 8, motor II
9 are separately positioned on the sieve corresponding side-wall outer side in powder room 6, and motor I 8, motor II 9 are connect with controller 21 respectively；
The end of powder absorbing pipe I 30 is provided with flat mouth suction nozzle 32, and the I 38 inner wall both ends of suction inlet of flat mouth suction nozzle 32 are provided with support
The position of seat I 34, support base II 35 and support base I 34, support base II 35 is corresponding, is all provided on support base I 34, support base II 35
It is equipped with axis hole, rotary shaft 36 is provided in axis hole, suit is provided with rotating brushes 37 in rotary shaft 36；
The end of powder absorbing pipe II 31 is provided with oblique angle suction nozzle 33, the suction inlet II 39 of oblique angle suction nozzle 33 and the inclination of horizontal direction
Angle is 30o；
Several sieve pores are evenly arranged on sieve 11；
Rotary screen powder scraping blade roller I 701, rotary screen powder scraping blade roller II 702 are austenite stainless steel rider；
Heating rod 19 is U-shaped structure；
Rotating brushes 37 is nylon bristle；
11 lateral wall of sieve is provided with handle 10；
The course of work:
Before recycling starts, by sieve 11 along the insertion sieve of slide unit 13 6 bottom of powder room of sieve 6 inner lower edge of powder room, control is pressed
Operation button starting motor I 8, motor II 9 and the motor III 26 of device 21 processed, motor I 8 is driven by shaft coupling I 705 to be connected
Spindle I 703 rotates, and then rotary screen powder scraping blade roller I 701 is driven to rotate, and motor II 9 is driven by shaft coupling II 706 to be connected
Spindle II 704 rotates, and then rotary screen powder scraping blade roller II 702 is driven to rotate, and motor III 26 is driven by shaft coupling III 27
Fixing axle 29 rotates, and then makes 28 high-speed rotation of fan, and the air in device is extracted out from gas vent 25, makes to generate inside device
Negative pressure, and then generate suction.
When being recycled to the powder not shaped on working face, by the flat mouth suction nozzle 32 of I 30 end of powder absorbing pipe connection
It is in rolling contact with powder, powder is inhaled into from suction inlet I 38；When powder in working chamber at angle or gap recycles,
At 33 alignment target of oblique angle suction nozzle of II 31 end of powder absorbing pipe connection, powder is inhaled into from suction inlet II 39, in the device portion
Under the action of suction, powder and air are fallen into powder falling room 3 along powder absorbing pipe I 30 or powder absorbing pipe II 31 together, and air is from true
The gas vent 25 of empty 24 upper end of operating room is discharged, and powder passes sequentially through powder falling room 3, powder falling channel 4, diffusion admittance 5, finally falls
On sieve 11 into sieve powder room 6；Rotary screen powder scraping blade roller I 701 and rotary screen powder scraping blade roller II 702 are continuous on sieve 11
Powder is scraped, the powder of demand particle size range is fallen along beam powder channel 14 to collection powder channel 15 after the sieve pore on sieve 11
In, complete sieve powder step.
During powder is collected, due to being connected to inside collection powder channel 15 and receipts powder drawer 17, sieved powder is directly fallen
Enter to receive in powder drawer 17；Pressing the heat button on controller 21 makes to heat 19 electrified regulation of heating rod in room 18, due to adding
The downside and the left and right sides of 18 inner wall of hot cell are provided with heat insulating mattress 20, and the heat that U-shaped heating rod 19 generates can only be by receiving powder
Drawer 17 conducts, and then heats powder, evaporates the aqueous vapor being adsorbed on powder, completes baking step.When needing powder, to
Outer pulling knob 23, takes out and receives powder drawer 17, powder is fitted into dust feeder, it can carry out SLM forming.Without sieve
11 powder is impurity, pulls out handle 10, removes sieve 11 along slide unit 13 and pour out impurity, can carry out a new round
Powder sieves powder and recycling.
Specific embodiments of the present invention are explained in detail above in conjunction with attached drawing, but the present invention is not limited to above-mentioned realities
Example is applied, it within the knowledge of a person skilled in the art, can also be without departing from the purpose of the present invention
Various changes can be made.
Claims (8)
1. a kind of recyclable device for SLM powder, it is characterised in that: including pedestal (1), 2 support columns (2), powder falling rooms
(3), powder falling channel (4), diffusion admittance (5), sieve powder room (6), rotary screen powder scrape sheet element (7), sieve (11), beam powder channel
(14), collect powder channel (15), collection powder case (16), receive powder drawer (17), heating room (18), controller (21), 4 universal wheels
(22), vacuum workshop (24), powder absorbing pipe I (30), powder absorbing pipe II (31)；
4 universal wheels (22) are separately positioned on the quadrangle of pedestal (1) lower surface, and 2 support columns (2) are separately positioned on pedestal (1)
The two sides on top, sieve powder room (6) are fixed at the top of support column (2) and sieve the lateral wall and 2 support columns of powder room (6)
(2) end connection, sieves and is provided with slide unit (13) on the inner sidewall at left and right sides of powder room (6) bottom, the left and right of sieve (11)
Fluted (12) are arranged in two sides, and groove (12) is matched with slide unit (13)；
Rotary screen powder scrapes sheet element (7) setting in the inner wall of sieve powder room (6) and is located at the top of sieve (11)；
The top of sieve powder room (6) is successively fixedly installed diffusion admittance (5), powder falling channel (4), powder falling room (3), vacuum workshop
(24) and sieve powder room (6), diffusion admittance (5), powder falling channel (4), powder falling room (3), vacuum workshop (24) inside connection, inhale
Tube cell I (30), powder absorbing pipe II (31) are separately positioned on the left and right sides of powder falling room (3) and powder absorbing pipe I (30), powder absorbing pipe II (31)
It is connected to powder falling room (3) inside；The roof of vacuum workshop (24) is provided with gas vent (25), vacuum workshop (24) it is interior
Roof is fixedly installed motor III (26) and the output shaft of motor III (26) is vertically arranged in vacuum workshop (24), output shaft
It is connect by shaft coupling III (27) with the top of fixing axle (29), bottom of fan (28) the suit setting in fixing axle (29)；
The end of powder absorbing pipe I (30) is provided with flat mouth suction nozzle (32), and suction inlet I (38) inner wall both ends of flat mouth suction nozzle (32) are provided with
The position of support base I (34), support base II (35) and support base I (34), support base II (35) is corresponding, support base I (34), branch
It is provided with axis hole in support seat II (35), is provided in axis hole rotary shaft (36), suit is provided with rotation hair in rotary shaft (36)
It brushes (37)；
The lower section of sieve powder room (6) is successively fixedly installed beam powder channel (14), collection powder channel (15), collection powder case (16), collects powder case
(16) it is provided in and receives powder drawer (17), sieve powder room (6), collection powder channel (15), receives the interior of powder drawer (17) at beam powder channel (14)
Portion's connection, heating room (18) are arranged the bottom in collection powder case (16) and are located at the lower section for receiving powder drawer (17), heating room (18)
Inner wall is fixedly installed heat insulating mattress (20), is provided with heating rod (19) in heating room (18), the control of heating rod (19) external temperature
Instrument；
Controller (21) is fixed on support column (2), and motor III (26), temperature controller and controller (21) connect.
2. being used for the recyclable device of SLM powder according to claim 1, it is characterised in that: rotary screen powder scrapes sheet element (7) packet
Include rotary screen powder scraping blade roller I (701), rotary screen powder scraping blade roller II (702), connecting shaft I (703), connecting shaft II (704), shaft coupling
Device I (705), shaft coupling II (706), motor I (8), motor II (9), connecting shaft I (703), connecting shaft II (704) pass through sieve powder
The side wall of room (6) and horizontally disposed, rotary screen powder scraping blade roller I (701) suit is arranged in connecting shaft I (703), connecting shaft I
(703) one end is connect by shaft coupling I (705) with the output end of motor I (8), rotary screen powder scraping blade roller II (702) set installing
It sets in connecting shaft II (704), one end of connecting shaft II (704) is connected by the output end of shaft coupling II (706) and motor II (9)
It connects, motor I (8), motor II (9) are separately positioned on the corresponding side-wall outer side of sieve powder room (6), motor I (8), motor II (9) point
It is not connect with controller (21).
3. being used for the recyclable device of SLM powder according to claim 1, it is characterised in that: the end of powder absorbing pipe II (31) is set
It is equipped with oblique angle suction nozzle (33), the suction inlet II (39) of oblique angle suction nozzle (33) and the tilt angle of horizontal direction are 30o.
4. being used for the recyclable device of SLM powder according to claim 1, it is characterised in that: sieve is evenly arranged on (11)
Several sieve pores.
5. being used for the recyclable device of SLM powder according to claim 2, it is characterised in that: rotary screen powder scraping blade roller I (701),
Rotary screen powder scraping blade roller II (702) is austenite stainless steel rider.
6. being used for the recyclable device of SLM powder according to claim 1, it is characterised in that: heating rod (19) is U-shaped structure.
7. being used for the recyclable device of SLM powder according to claim 1, it is characterised in that: rotating brushes (37) is nylon hair
Brush.
8. being used for the recyclable device of SLM powder according to claim 1, it is characterised in that: sieve (11) lateral wall is provided with
Handle (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711306124.2A CN108215198B (en) | 2017-12-11 | 2017-12-11 | A kind of recyclable device for SLM powder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711306124.2A CN108215198B (en) | 2017-12-11 | 2017-12-11 | A kind of recyclable device for SLM powder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108215198A CN108215198A (en) | 2018-06-29 |
| CN108215198B true CN108215198B (en) | 2019-11-08 |
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| CN201711306124.2A Active CN108215198B (en) | 2017-12-11 | 2017-12-11 | A kind of recyclable device for SLM powder |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109604599A (en) * | 2019-01-10 | 2019-04-12 | 沈阳精合数控科技开发有限公司 | A kind of metal powder recycling device |
| CN110340360A (en) * | 2019-07-25 | 2019-10-18 | 南京中科煜宸激光技术有限公司 | The dissimilar material SLM moulding process of powder is changed using vacuum (-tight) housing |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102728167A (en) * | 2011-03-29 | 2012-10-17 | 金良珍 | Powder collector |
| CN103213279B (en) * | 2012-01-19 | 2015-11-18 | 研能科技股份有限公司 | Automatic powder recycling system |
| CN103396939B (en) * | 2013-08-06 | 2014-03-26 | 当阳市森林病虫害防治检疫站 | Spore powder collection method, spore powder collection apparatus and brushing machine |
| CN103978211B (en) * | 2014-05-23 | 2016-01-20 | 北京理工大学 | The paving powder of dissimilar materials precinct laser fusion and powder recovering device |
| CN204639135U (en) * | 2015-05-19 | 2015-09-16 | 湖南华曙高科技有限责任公司 | The clear powder equipment of a kind of selective laser sintering |
| CN204975334U (en) * | 2015-09-28 | 2016-01-20 | 华南理工大学 | Sieve powder device suitable for powder bed formula metal 3D printing apparatus |
| CN105170988B (en) * | 2015-09-28 | 2018-01-02 | 华南理工大学 | A kind of method and device for reclaiming residual powder on metal increasing material manufacturing substrate |
| CN105195741B (en) * | 2015-10-27 | 2017-09-29 | 上海航天精密机械研究所 | EGR and method are reclaimed in increasing material manufacturing equipment powder automatic drying screening |
| CN105410089B (en) * | 2015-12-30 | 2018-02-27 | 深圳市配天机器人技术有限公司 | A kind of automatic dusting device based on fresh face machine and fresh face machine |
| CN206186378U (en) * | 2016-09-26 | 2017-05-24 | 陶侣 | 3D printing apparatus with have retrieve function from circulating filter apparatus |
| CN206106393U (en) * | 2016-10-19 | 2017-04-19 | 华东理工大学 | Powder can be settleed automatically and whitewashed 3D printer is sent |
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| CN108215198A (en) | 2018-06-29 |
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