CN108215198A - A kind of retracting device for SLM powders - Google Patents
A kind of retracting device for SLM powders Download PDFInfo
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- CN108215198A CN108215198A CN201711306124.2A CN201711306124A CN108215198A CN 108215198 A CN108215198 A CN 108215198A CN 201711306124 A CN201711306124 A CN 201711306124A CN 108215198 A CN108215198 A CN 108215198A
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- 239000000843 powder Substances 0.000 title claims abstract description 284
- 238000009792 diffusion process Methods 0.000 claims abstract description 12
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 9
- 238000010438 heat treatment Methods 0.000 claims description 26
- 238000007790 scraping Methods 0.000 claims description 24
- 230000008878 coupling Effects 0.000 claims description 21
- 238000010168 coupling process Methods 0.000 claims description 21
- 238000005859 coupling reaction Methods 0.000 claims description 21
- 239000011148 porous material Substances 0.000 claims description 4
- 239000004677 Nylon Substances 0.000 claims description 3
- 229910001566 austenite Inorganic materials 0.000 claims description 3
- 229920001778 nylon Polymers 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 8
- 238000004064 recycling Methods 0.000 abstract description 8
- 238000005516 engineering process Methods 0.000 abstract description 7
- 238000001035 drying Methods 0.000 abstract description 6
- 239000000428 dust Substances 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000001360 synchronised effect Effects 0.000 abstract description 2
- 238000009740 moulding (composite fabrication) Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 239000012535 impurity Substances 0.000 description 3
- 238000012216 screening Methods 0.000 description 3
- 239000010410 layer Substances 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- -1 2 support columns Substances 0.000 description 1
- 206010016173 Fall Diseases 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- B33Y40/00—Auxiliary operations or equipment, e.g. for material handling
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Combined Means For Separation Of Solids (AREA)
Abstract
The present invention relates to a kind of retracting devices for SLM powders, belong to increases material manufacturing technology field.The retracting device scrapes sheet element including pedestal, 2 support columns, powder falling room, powder falling channel, diffusion admittance, sieve powder room, rotary screen powder, sieve, beam powder channel, collection powder channel, collection powder case, receipts powder drawer, heats room, controller, 4 universal wheels, vacuum workshop, powder absorbing pipe I, powder absorbing pipe II；The top of sieve powder room is fixedly installed diffusion admittance, powder falling channel, powder falling room, vacuum workshop successively；The lower section of sieve powder room is fixedly installed beam powder channel, collection powder channel, collection powder case successively, 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 will not cause airborne dust, overcome complex steps, it is time-consuming longer the shortcomings that, significantly improve sieve powder, recycling and the drying efficiency of powder.
Description
Technical field
The present invention relates to a kind of retracting devices for SLM powders, belong to increases material manufacturing technology field.
Background technology
Increases material manufacturing technology subtracts material and deformation forming technique different from traditional, can rapidly be made under conditions of no mold
The Three-dimensional Entity Components of arbitrarily complicated shape are produced, are widely used to the fields such as space flight, biomedicine.Selective laser melting
Technology（Selective Laser Melting, SLM）As one kind of increases material manufacturing technology, by the use of laser beam as heat source pair
Individual layer powder carries out selectively heating fusing, is to be bonded in individual layer with the powder granule of interlayer, finally can Quick-forming
Go out the 3D solid of complicated shape.After SLM shapes, having neither part nor lot in the powder of forming needs to recycle screening from working surface, with
Just powder is reused.In traditional powder recycling screening process, raised due in open working chamber, easily causing
Dirt, powder goes to screening system under manual operation after collection, and use is regathered after sieving powder.In transport process, powder exists
The problems such as easily wasting, polluting makes the reduction of powder recovery operation efficiency.Moreover, it is easily adsorbed in air in powder operation process
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.
Invention content
In view of the problems of the existing technology the present invention, provides a kind of retracting device for SLM powders, the device is by powder
Sieve powder, collection and the drying course of body combine, synchronous in closed environment to carry out, and will not cause airborne dust, overcome step
The shortcomings that cumbersome, time-consuming longer, without human intervention.
The present invention for solve its technical problem and the technical solution adopted is that：
A kind of retracting device for SLM powders, including 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
A universal wheel, 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 both sides on pedestal top, 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, sieve powder room bottom or so
Slide unit is both provided on the madial wall of both 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 is arranged on the inner wall of sieve powder room and positioned at the top of sieve；
The top of sieve powder room is fixedly installed diffusion admittance, powder falling channel, powder falling room, vacuum workshop and sieve powder room, expands successively
The inside connection of channel, powder falling channel, powder falling room, vacuum workshop is dissipated, powder absorbing pipe I, powder absorbing pipe II are separately positioned on powder falling room 3
The left and right sides and powder absorbing pipe I, powder absorbing pipe II connected with powder falling chamber interior；The roof of vacuum workshop is provided with gas vent,
The inner roof wall of vacuum workshop is fixedly installed motor III and the output shaft of motor III is vertically arranged in vacuum work room, output
Axis is connect by shaft coupling III with the top of fixing axle, and fan is set with the bottom for being arranged on fixing axle；
The lower section of sieve powder room is fixedly installed beam powder channel, collection powder channel, collection powder case successively, and being provided with receipts powder in collection powder case takes out
Drawer, sieve powder room, beam powder channel, collection powder channel, the inside connection for receiving powder drawer, heating room is arranged on the bottom of collection powder case and is located at
The lower section of powder drawer is received, the inner wall for heating room is fixedly installed heat insulating mattress, and heating interior is provided with heating rod, the external temperature of heating rod
Spend controller；
Controller is fixedly installed on the support columns, and motor III, temperature controller and controller connect；
Further, the rotary screen powder scrape sheet element include rotary screen powder scraping blade roller I, rotary screen powder scraping blade roller II, connecting shaft
Ith, connecting shaft II, shaft coupling I, shaft coupling II, motor I, motor II, connecting shaft I, connecting shaft II pass through the side wall and water of sieve powder room
Flat setting, the suit of rotary screen powder scraping blade roller I are arranged in connecting shaft I, and one end of connecting shaft I is defeated by shaft coupling I and motor I
Outlet connects, and 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 and electricity
The output terminal connection of machine II, motor I, motor II are separately positioned on the sieve corresponding side-wall outer side in powder room, and motor I, motor II divide
It is not connect with controller；
Further, the end set of the powder absorbing pipe I has flat mouth suction nozzle, and I inner wall of suction inlet of flat mouth suction nozzle is provided at both ends with branch
Support seat I, support base II and support base I, the position of support base II are corresponding, and axis hole is both provided on support base I, support base II,
Rotary shaft is provided in axis hole, suit is provided with rotating brushes in rotary shaft；
Further, the end set of the powder absorbing pipe II has oblique angle suction nozzle, the suction inlet II of oblique angle suction nozzle and inclining for horizontal direction
Rake angle is 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 the collection dressing sieve powder environment of closing, avoid airborne dust, reduce environmental pollution and fire risk；
（2）Suction is increased by rolling friction between rotating brushes and powder at flat mouth suction nozzle, more powders is made to pass through suction
Tube cell enters in powder falling room, improves and inhales powder efficiency, and oblique angle suction nozzle is conducive to collect the powder at molding room's within angle or gap,
Make recycling more thorough, can reduce material cost loss and other dusty materials forming it 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 powder
Recycling, while the powder impurity not by sieve can be poured out, improve sieve powder efficiency；
（4）Sieved powder, which is directly entered, to be received in powder drawer by quick Collection and conservation, reduces the powder waste in operation process, section
It saves labor costs；
（5）It heats room and heating, drying is carried out to the powder received in powder drawer, can discharge what powder surface adsorbed during powder is sieved
Aqueous vapor in case re-using next time, saves time cost；
（6）The rotating speed of motor I, motor II, motor III is controlled by controller, automation mechanized operation accelerates sieve powder, the synchronization for collecting powder
Process, and heating, drying temperature is strictly controlled, significantly improve sieve powder, recycling and the drying efficiency of powder.
Description of the drawings
Fig. 1 is schematic diagram of the embodiment 1 for the retracting device of SLM powders；
Fig. 2 is sectional view of the embodiment 1 for the retracting device of SLM powders；
Fig. 3 is sieve powder chamber interior structure diagram of the embodiment 1 for the retracting device of SLM powders；
Fig. 4 is sieve schematic diagram of the embodiment 1 for the retracting device of SLM powders；
Fig. 5 is heating room schematic diagram of the embodiment 1 for the retracting device of SLM powders；
Fig. 6 is flat mouth suction nozzle schematic diagram of the embodiment 1 for the retracting device of SLM powders；
Fig. 7 is flat mouth suction nozzle vertical view of the embodiment 1 for the retracting device of SLM powders；
Fig. 8 is oblique angle suction nozzle front view of the embodiment 1 for the retracting device of SLM powders；
Fig. 9 is oblique angle suction nozzle side view of the embodiment 1 for the retracting device of SLM powders；
In figure：1- pedestals, 2- support columns, 3- powder fallings room, 4- powder falling channels, 5- diffusion admittances, 6- sieve powder room, 7- rotary screen powder are scraped
Sheet element, 701- rotary screen powder scraping blades roller I, 702- rotary screen powder scraping blades roller II, 703- connecting shafts I, 704- connecting shafts II, 705-
Shaft coupling I, 706- shaft couplings II, 8- motors I, 9- motors I I, 10- handles, 11- sieves, 12- grooves, 13- slide units, 14- beam powder
Channel, 15- collection powder channels, 16- collection powder casees, 17- receive powder drawer, 18- heating room, 19- heating rods, 20- heat insulating mattress, 21- controls
Device, 22- universal wheels, 23- knobs, 24- vacuum workshop, 25- gas vents, 26- motors I II, 27- shaft couplings I II, 28- fans,
29- fixing axles, 30- powder absorbing pipes I, 31- powder absorbing pipes II, 32- flat mouth suction nozzles, 33- oblique angles suction nozzle, 34- support bases I, 35- support bases
II, 36- rotary shaft, 37- rotating brushes, 38- suction inlets I, 39- suction inlets II.
Specific embodiment
With reference to embodiment, the invention will be further described.
Embodiment 1：As shown in Fig. 1 ~ 9, a kind of retracting device for SLM powders including 1,2 support column 2 of pedestal, is fallen
Powder room 3, powder falling channel 4, diffusion admittance 5, sieve powder room 6, rotary screen powder are scraped sheet element 7, sieve 11, beam powder channel 14, collection powder and are led to
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
30th, 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 the two of 1 top of pedestal
Side, sieve powder room 6 is fixed at the top of support column 2 and the lateral wall of sieve powder room 6 is connect with the end of 2 support columns 2, sieves powder
Be both provided with slide unit 13 on madial wall at left and right sides of 6 bottom of room, the left and right sides setting fluted 12 of sieve 11, groove 12 with
Slide unit 13 matches；
Rotary screen powder scrapes sheet element 7 and is arranged on the inner wall of sieve powder room 6 and positioned at the top of sieve 11；
The top of sieve powder room 6 is fixedly installed diffusion admittance 5, powder falling channel 4, powder falling room 3, vacuum workshop 24 and sieve powder successively
Room 6, the inside connection of diffusion admittance 5, powder falling channel 4, powder falling room 3, vacuum workshop 24, II 31 points of powder absorbing pipe I 30, powder absorbing pipe
It is not arranged on the left and right sides of powder falling room 3 and powder absorbing pipe I 30, powder absorbing pipe II 31 are connected with 3 inside of powder falling room；Vacuum workshop
24 roof is provided with gas vent 25, and the inner roof wall of vacuum workshop 24 is fixedly installed the output of motor III 26 and motor III 26
Axis is vertically arranged in vacuum workshop 24, and output shaft is connect by shaft coupling III 27 with the top of fixing axle 29,28 sets of fan
Dress is arranged on the bottom of fixing axle 29；
The lower section of sieve powder room 6 is fixedly installed beam powder channel 14, collection powder channel 15, collection powder case 16 successively, is set in collection powder case 16
Have and receive powder drawer 17, sieve powder room 6, beam powder channel 14, collection powder channel 15, the inside connection for receiving powder drawer 17, heating room 18 is set
In the bottom of collection powder case 16 and positioned at the lower section for receiving powder drawer 17, the inner wall of heating room 18 is fixedly installed heat insulating mattress 20, heats
Heating rod 19,19 external temperature controller of heating rod are provided in room 18；
Controller 21 is fixed on support column 2, and motor III 26, temperature controller and controller 21 connect；
Rotary screen powder scrapes sheet element 7 and includes rotary screen powder scraping blade roller I 701, rotary screen powder scraping blade roller II 702, connecting shaft I 703, connects
Spindle II 704, shaft coupling I 705, shaft coupling II 706, motor I 8, motor II 9, connecting shaft I 703, connecting shaft II 704 pass through sieve
The side wall of powder room 6 and horizontally disposed, the suit of rotary screen powder scraping blade roller I 701 is arranged in connecting shaft I 703, and the one of connecting shaft I 703
End is connect by shaft coupling I 705 with the output terminal of motor I 8, and the suit of rotary screen powder scraping blade roller II 702 is arranged on connecting shaft II 704
On, one end of connecting shaft II 704 is connect by shaft coupling II 706 with the output terminal of motor II 9, and motor I 8, motor II 9 are set respectively
It puts in 6 corresponding side-wall outer side of sieve powder room, motor I 8, motor II 9 are connect respectively with controller 21；
The end set of powder absorbing pipe I 30 has flat mouth suction nozzle 32, and I 38 inner wall of suction inlet of flat mouth suction nozzle 32 is provided at both ends with support base I
34th, support base II 35 and support base I 34, the position of support base II 35 are corresponding, are respectively provided on support base I 34, support base II 35
There is axis hole, rotary shaft 36 is provided in axis hole, suit is provided with rotating brushes 37 in rotary shaft 36；
The end set of powder absorbing pipe II 31 has oblique angle suction nozzle 33, the suction inlet II 39 of oblique angle suction nozzle 33 and the angle of inclination of horizontal direction
For 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, sieve 11 is inserted into 6 bottom of sieve powder room along the slide unit 13 of 6 inner lower edge of sieve powder room, presses controller
21 operation button starts motor I 8, motor II 9 and motor III 26, and motor I 8 drives connecting shaft I by shaft coupling I 705
703 rotations, and then rotary screen powder scraping blade roller I 701 is driven to rotate, motor II 9 drives connecting shaft II by shaft coupling II 706
704 rotations, and then rotary screen powder scraping blade roller II 702 is driven to rotate, motor III 26 drives fixing axle 29 by shaft coupling III 27
Rotation, and then make 28 high-speed rotation of fan, the air in device from gas vent 25 is extracted out, makes to generate negative pressure inside device, into
And 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 angle in working chamber or the powder at gap recycle,
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 along powder absorbing pipe I 30 or powder absorbing pipe II 31 in powder falling room 3 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 collection, due to being connected 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 19 electrified regulation of heating rod in heating 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, makes aqueous vapor evaporation of the absorption on powder, completes baking step.When needing powder, to
It is outer to pull knob 23, it takes out and receives powder drawer 17, powder is fitted into dust feeder, you can to carry out SLM formings.Without sieve
11 powder is impurity, pulls out handle 10, removes sieve 11 along slide unit 13 and pour out impurity, you 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 under the premise of present inventive concept not be departed from
Various changes can be made.
Claims (9)
1. a kind of retracting device for SLM powders, it is characterised in that：Including pedestal（1）, 2 support columns（2）, powder falling room
（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）, collection 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）It is separately positioned on pedestal（1）The quadrangle of lower surface, 2 support columns（2）It is separately positioned on pedestal（1）
The both sides on top, sieve powder room（6）It is fixed at support column（2）Top and sieve powder room（6）Lateral wall and 2 support columns
（2）End connection, sieve powder room（6）Slide unit is both provided on madial wall at left and right sides of bottom（13）, sieve（11）Left and right
Both sides setting is fluted（12）, groove（12）With slide unit（13）It matches；
Rotary screen powder scrapes sheet element（7）It is arranged on sieve powder room（6）Inner wall and positioned at sieve（11）Top；
Sieve powder room（6）Top be fixedly installed diffusion admittance successively（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）It is separately positioned on powder falling room（3）The left and right sides and powder absorbing pipe I（30）, powder absorbing pipe II（31）
With powder falling room（3）Inside connection；Vacuum workshop（24）Roof be provided with gas vent（25）, vacuum workshop（24）It is interior
Roof is fixedly installed motor III（26）And motor III（26）Output shaft be vertically arranged in vacuum workshop（24）It is interior, output shaft
Pass through shaft coupling III（27）With fixing axle（29）Top connection, fan（28）Suit is arranged on fixing axle（29）Bottom；
Sieve powder room（6）Lower section be fixedly installed beam powder channel successively（14）, collection powder channel（15）, collection powder case（16）, collect powder case
（16）It is inside provided with and receives powder drawer（17）, sieve powder room（6）, beam powder channel（14）, collection powder channel（15）, receive powder drawer（17）It is interior
Portion connects, and heats room（18）It is arranged on collection powder case（16）Bottom and positioned at receive powder drawer（17）Lower section, heat room（18）'s
Inner wall is fixedly installed heat insulating mattress（20）, heat room（18）Inside it is provided with heating rod（19）, heating rod（19）External temperature controls
Instrument；
Controller（21）It is fixed at support column（2）On, motor III（26）, temperature controller and controller（21）Connection.
2. it to be used for the retracting device of SLM powders 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）Across sieve powder
Room（6）Side wall and horizontally disposed, rotary screen powder scraping blade roller I（701）Suit is arranged on connecting shaft I（703）On, connecting shaft I
（703）One end pass through shaft coupling I（705）With motor I（8）Output terminal connection, rotary screen powder scraping blade roller II（702）Set installing
It puts in connecting shaft II（704）On, connecting shaft II（704）One end pass through shaft coupling II（706）With motor II（9）Output terminal connect
It connects, motor I（8）, motor II（9）It is separately positioned on sieve powder room（6）Corresponding side-wall outer side, motor I（8）, motor II（9）Point
Not and controller（21）Connection.
3. it to be used for the retracting device of SLM powders according to claim 1, it is characterised in that：Powder absorbing pipe I（30）End set
There is flat mouth suction nozzle（32）, flat mouth suction nozzle（32）Suction inlet I（38）Inner wall is provided at both ends with support base I（34）, support base II（35）
And support base I（34）, support base II（35）Position it is corresponding, support base I（34）, support base II（35）On be both provided with axis
Hole is provided with rotary shaft in axis hole（36）, rotary shaft（36）Upper suit is provided with rotating brushes（37）.
4. it to be used for the retracting device of SLM powders according to claim 1, it is characterised in that：Powder absorbing pipe II（31）End set
It is equipped with oblique angle suction nozzle（33）, oblique angle suction nozzle（33）Suction inlet II（39）Angle of inclination with horizontal direction is 30o.
5. it to be used for the retracting device of SLM powders according to claim 1, it is characterised in that：Sieve（11）On be evenly arranged with
Several sieve pores.
6. it to be used for the retracting device of SLM powders 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）For austenite stainless steel rider.
7. it to be used for the retracting device of SLM powders according to claim 1, it is characterised in that：Heating rod（19）For U-shaped structure.
8. it to be used for the retracting device of SLM powders according to claim 1, it is characterised in that：Rotating brushes（37）For nylon hair
Brush.
9. it to be used for the retracting device of SLM powders 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 true CN108215198A (en) | 2018-06-29 |
| CN108215198B CN108215198B (en) | 2019-11-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711306124.2A Active CN108215198B (en) | 2017-12-11 | 2017-12-11 | A kind of recyclable device for SLM powder |
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Cited By (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 |
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| CN103213279A (en) * | 2012-01-19 | 2013-07-24 | 研能科技股份有限公司 | Automatic powder recycling and reusing system |
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| 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 |
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