CN103691947B - A kind of selective laser fusing SLM equipment power spreading device and paving powder method - Google Patents
A kind of selective laser fusing SLM equipment power spreading device and paving powder method Download PDFInfo
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- CN103691947B CN103691947B CN201310667154.1A CN201310667154A CN103691947B CN 103691947 B CN103691947 B CN 103691947B CN 201310667154 A CN201310667154 A CN 201310667154A CN 103691947 B CN103691947 B CN 103691947B
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Abstract
The invention discloses a kind of selective laser fusing SLM equipment power spreading device and paving powder method, device comprises paving powder main body, auxiliary guide rail linear electric motors and auxiliary paving powder guided way, and auxiliary guide rail linear electric motors drive paving powder main body to slide on auxiliary paving powder guided way.Paving powder body interior is divided into 3 sections, be respectively cylindrical section, arc section and conical section from top to bottom, cylindrical section is Zai Fen district, powder inlet is provided with between cylindrical section and arc section, arc section is provided with for powder rod, multiple dovetail groove is evenly provided with on powder rod, tangent for powder rod cylindrical and arc section top circular arc, for the rotation under servo drive motor drives of powder rod; Conical section is provided with powder-scraping device, is meal outlet bottom conical section, and powder-scraping device upper end is with tangent for powder rod cylindrical, and meal outlet is stretched out in lower end, all leaves gap with meal outlet two ends.Powder-scraping device comprises flexibility and scrapes and whitewash.The present invention can realize quantitatively supplying powder, reduces powder waste, and energy two-way powder laying, shorten the SLM shaping auxiliary process time, improve SLM shaping efficiency.
Description
Technical field
The present invention relates to and increase material manufacture research field, particularly a kind of selective laser fusing SLM equipment power spreading device and paving powder method.
Background technology
Selective laser fusing SLM is integrated with the technology such as laser, precision drive, new material, CAD/CAM, by the meticulous Laser Focusing hot spot of 30 ~ 80 microns, selection area on by-line overlap joint scanning new paving bisque, after forming surface profile, layer and layer pile up shaping manufacture, thus directly obtain almost arbitrary shape, there is the metal function part of complete metallurgical binding, density can reach intimate 100%.Complex three-dimensional solid is reduced to two dimensional surface manufacture by SLM, and manufacturing cost does not depend on the complexity of part, but depends on volume and the forming direction of part.
SLM is as the important way directly manufacturing metal function part, its advantage is mainly manifested in: (1) adopts Layered Manufacturing Technology, profiled member by the impact of geometry complexity, can directly not manufacture any complicated metal parts, easily manufactured for personalise small series complex product; (2) use the optical fiber laser of high power density, beam mode is good, and laser facula is little, and formed precision is higher; (3) directly make terminal metal product, because laser energy density is higher, can directly be processed into terminal metal product to fusing point height difficult processing metal; (4) metal parts is the entity with metallurgical binding, and its relative density almost reaches 100%, and performance exceedes conventional cast part.
But existing selective laser fusing SLM equipment middle berth powder is unidirectional paving powder, and need to come back to paving powder original position, elapsed time is longer, simultaneously in paving powder process, few for powder amount of powder, can cause before and after paving powder uneven, many for powder amount of powder, can require that presetting to shaped material demand increases, and scrape powder employing silica gel, very easily loss, follow-up paving powder is had an impact, therefore, seek a kind ofly can have important researching value by quantitatively powder feeding, two-way powder laying, the flexibility power spreading device of scraping powder.
Summary of the invention
Main purpose of the present invention is that the shortcoming overcoming prior art is with not enough, a kind of selective laser is provided to melt SLM equipment power spreading device, this device can realize quantitative powder feeding, two-way powder laying, flexibility scrape powder, thus saving powder supplies, shorten the half paving powder time, and paving powder process there is good repair to technique unstability.
Another object of the present invention is to provide a kind of paving powder method based on above-mentioned power spreading device, this method, by controlling turning to rotating speed and then realizing two-way powder laying and quantitative powder feeding of servo drive motor, therefore can save the paving powder time, reduces production cost.
Object of the present invention is realized by following technical scheme: a kind of selective laser fusing SLM equipment power spreading device, comprise paving powder main body, auxiliary guide rail linear electric motors and auxiliary paving powder guided way, auxiliary paving powder guided way is provided with in the both sides of moulding cylinder, paving powder main body two ends are arranged on auxiliary paving powder guided way respectively by slide block, and auxiliary guide rail linear electric motors slide on auxiliary paving powder guided way for driving paving powder main body; Described power spreading device also comprises servo drive motor and is arranged on confession powder rod, the powder-scraping device of paving powder body interior, paving powder body interior is divided into 3 sections, be respectively cylindrical section, arc section and conical section from top to bottom, cylindrical section is Zai Fen district, be provided with powder inlet between cylindrical section and arc section, arc section is provided with for powder rod, is evenly provided with several dovetail grooves on powder rod, tangent for powder rod cylindrical and arc section top circular arc, for the rotation under servo drive motor drives of powder rod; Conical section is provided with powder-scraping device, is meal outlet bottom conical section, and powder-scraping device upper end is with tangent for powder rod cylindrical, and meal outlet is stretched out in lower end, all leaves gap with meal outlet two ends.The powder quantitatively identical with dovetail groove volume is only taken away when supplying powder rod cylindrical tangent with arc section top circular arc thus can ensure that dovetail groove rotates for powder rod, quantitative powder feeding can be realized, driven by servo drive motor for powder rod, the change turned to along with servo drive motor can realize two-way powder laying simultaneously.
Preferably, described powder-scraping device comprises clamping plate bracing or strutting arrangement, rigidity clamping plate and flexibility and scrapes and whitewash, and flexibility is scraped to whitewash and is clipped in rigidity clamping plate, and rigidity Boards wall is in clamping plate bracing or strutting arrangement end.Scrape by adopting flexibility to whitewash and can realize flexibility and scrape powder, make can there be good repair to technique unstability in paving powder process.
Further, described flexibility is scraped to whitewash and is made up of several steel discs, and each steel plate thickness is at 0.03-1mm, and bottom scribing has sawtooth, intersects stacking placement in rigidity clamping plate, and the height that steel disc exposes rigidity clamping plate is the height of rigidity clamping plate to shaping datum plane.
Further, described flexibility scrape and whitewash in steel disc be screwed in rigidity clamping plate, rigidity clamping plate are T-shaped, are inserted in clamping plate bracing or strutting arrangement.
Preferably, the excessive powder that described power spreading device two ends are also provided with for reclaiming excessive powder reclaims hangers case.
Preferably, described Zai Fen district is provided with the sensor for detecting amount of powder.
A kind of paving powder method based on above-mentioned power spreading device, comprise step: paving powder main body is slided on auxiliary paving powder guided way, servo drive motor drives and starts to rotate for powder rod, rotation direction is consistent with paving powder main body moving direction, powder in Zai Fen district falls into in the dovetail groove on powder rod by powder inlet, after powder in dovetail groove rotates along the arc section in paving powder main body, powder flows out from the gap of powder-scraping device and meal outlet, and the flexibility of powder-scraping device end is scraped to whitewash, in reach process, powder carried out uniform spreading.
Preferably, for powder amount number determine according to the load volume of the rotating speed of servo drive motor, wall scroll dovetail groove, for the quantity of dovetail groove on powder rod, determine that powder is scraped from flexibility the left side whitewashed and to be gone out or right side goes out according to turning to of servo drive motor.Ensure that powder always flows out and scrape in flexibility the front whitewashing direct of travel.
Preferably, described Zai Fen district is provided with the sensor for detecting amount of powder, sensor is connected with peripheral control unit, and Zai Fen district is connected with powder device on outside, when sensor detects that in Zai Fen district, amount of powder is lower than certain value, controller controls upper powder device to powder in Zai Fen district.
Preferably, the described rotating speed for powder rod is arranged according to the shaping thickness of SLM.
Compared with prior art, tool has the following advantages and beneficial effect in the present invention:
1, the present invention can realize quantitatively supplying powder by adopting the powder rod that supplies with dovetail groove, reduces powder waste.
Being driven by servo drive motor for powder rod 2, in the present invention, namely can change powder spray outgoing direction by changing turning to of servo drive motor, therefore having two-way powder laying function, shortening the SLM shaping auxiliary process time, improving SLM shaping efficiency.
3, the present invention adopts flexibility to scrape and whitewashes and powder is carried out uniform spreading in paving powder main body reach process, makes paving powder process have good repair to technique unstability.
Accompanying drawing explanation
Fig. 1 is the structural representation of apparatus of the present invention;
Fig. 2 is the structural representation of apparatus of the present invention middle berth powder main body;
Fig. 3 is the flexible structural representation scraping the steel disc in whitewashing in apparatus of the present invention.
Wherein: 1-spreads powder main body; 2-moulding cylinder; The 3-powder that overflows reclaims hangers case; 4-Zai Fen district; 5-auxiliary paving powder guided way; 6-auxiliary guide rail linear electric motors; 7-attachment screw; 8-servo drive motor; 9-is for powder rod; 10-servo drive motor transmitter shaft; 11-rigidity clamping plate; 12-clamping plate bracing or strutting arrangement; 13-flexibility is scraped and is whitewashed; 14-powder inlet; 15-meal outlet; 16-dovetail groove; 17-sawtooth.
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing, the present invention is described in further detail, but embodiments of the present invention are not limited thereto.
Embodiment 1
A kind of selective laser fusing SLM equipment power spreading device is a kind of device for laying new one deck powder in SLM forming process, the present embodiment structure as illustrated in fig. 1 and 2, comprise paving powder main body 1, auxiliary guide rail linear electric motors 6, auxiliary paving powder guided way 5 and excessive powder and reclaim hangers case 3, being provided with auxiliary paving powder guided way 5 in the both sides of moulding cylinder 2, is also that the excessive powder that the two ends of power spreading device are respectively arranged with for reclaiming excessive powder reclaims hangers case 3 at the two ends of moulding cylinder 2.Paving powder main body 1 two ends are fixed on the slide block on auxiliary paving powder guided way 5 by attachment screw 7.Auxiliary guide rail linear electric motors 6 slide on auxiliary paving powder guided way 5 for driving paving powder main body 1.
As shown in Figure 2, described power spreading device also comprises servo drive motor 8 and is arranged on confession powder rod 9, the powder-scraping device of paving powder main body 1 inside, paving powder main body 1 inside is divided into 3 sections, be respectively cylindrical section, arc section and conical section from top to bottom, cylindrical section is Zai Fen district 4, powder inlet 14 is provided with between cylindrical section and arc section, arc section is provided with for powder rod 9, several dovetail grooves 16 are evenly provided with on powder rod 9, for powder rod 9 cylindrical and arc section top circular arc tangent, be connected with the transmitter shaft of servo drive motor 8 for powder rod 9, rotate under servo drive motor 8 drives; Conical section is provided with powder-scraping device, is meal outlet 15 bottom conical section, and powder-scraping device upper end is with tangent for powder rod 9 cylindrical, and meal outlet is stretched out in lower end, all leaves gap with meal outlet two ends.Described powder-scraping device comprises clamping plate bracing or strutting arrangement 12, rigidity clamping plate 11 and flexibility and scrapes and whitewash 13, and flexibility is scraped and whitewashed 13 and be clipped in rigidity clamping plate 11, and rigidity clamping plate 11 are fixed on clamping plate bracing or strutting arrangement 12 end.
Flexibility in the present embodiment is scraped and is whitewashed 13 and be made up of several steel discs, the structure of each steel disc as shown in Figure 3, thickness is at 0.05-1mm, bottom scribing has sawtooth 17, in rigidity clamping plate 11, intersect stacking placement according to sawtooth, the height that steel disc exposes rigidity clamping plate is the height of rigidity clamping plate to shaping datum plane.
Paving powder main body in the present embodiment power spreading device and slide block are separable, after separation, this paving powder main body 1 are shifted out SLM forming room, and flexibility can be facilitated to scrape the replacing of whitewashing.Change flexibility scrape whitewash time, the screw that powder-scraping device is connected with paving powder main body is taken off, T-shaped rigidity clamping plate are extracted out from clamping plate bracing or strutting arrangement, by T-shaped rigidity clamping plate separately, the heap that intersected by 2 ~ 6 thin layer steel discs of bottom scribing sawtooth is stacked and placed between two panels rigidity clamping plate, the height that adjustment thin layer steel disc exposes, highly for rigidity clamping plate are to the height of shaping datum plane.Rigidity clamping plate are tightened, inserts in clamping plate bracing or strutting arrangement, clamping plate bracing or strutting arrangement is fixed in paving powder main body, then paving powder main body is relocated on the slide block on auxiliary paving powder guided way.
Run and start, supply powder by upper powder device to power spreading device, powder storage is in power spreading device Zai Fen district, there is the sensor detecting amount of powder in Zai Fen district, and sensor is connected with peripheral control unit, when Zai Fen district amount of powder is lower than certain value, controller sends signal to upper powder device, to powder in Zai Fen district.When Zai Fen district amount of powder enough meets lower two-layer paving powder, paving powder main body is under auxiliary guide rail linear electric motors drive, move with certain speed, servo drive motor drives and starts to rotate for powder rod simultaneously, rotation direction is consistent with paving powder main body moving direction, and arrange according to the shaping thickness of SLM for the rotating speed of powder rod, dovetail groove now for powder rod top end carries full powder, for powder rod cylindrical and arc section top circular arc tangent, namely dovetail groove coordinates with the arc-shaped gaps being greater than dovetail groove width between rigid beam for upper right side, powder rod upper left side, ensure that dovetail groove carries powder inexcessive, the powder quantitatively identical with dovetail groove volume is only taken away when rotating for powder rod, powder flows out, put the front of scraping the direct of travel whitewashed with power spreading device flexibility, flexibility is scraped and is whitewashed powder uniform spreading in reach process, until cover whole forming area completely.Unnecessary powder is reclaimed hangers case reclaimed by the both sides powder that overflows, and now 1 layer of powder paving powder completes.Laser instrument is opened, and laser beam formulates graph scanning in forming area face according to central industrial control computer by light path system.
After having scanned, power spreading device starts back and moves.When back moves, for the return motion under servo drive motor drives of powder rod, now quantitative powder flows out through the opposite side of power spreading device, is placed in flexibility and scrapes the direct of travel front whitewashed, scraped to whitewash sprawl it by flexibility.Until cover whole forming area completely, power spreading device completes return second layer paving powder, and laser beam scans forming area.
So rerun and start step and complete lower two-layer paving powder and shaping.
In use, for powder amount number be rotating speed according to servo drive motor, the load volume of wall scroll dovetail groove, to decide for the quantity of dovetail groove on powder rod.
The device reduces the redundancy step of power spreading device in paving powder process, all paving powder is carried out in direction back and forth at paving powder, and the flexibility of centre scrapes the uniformity and planarization of whitewashing and ensureing that powder is sprawled, and there is fluctuation forming part when there is the little warpage of regional area in moulding process, flexibility scrapes that whitewash can smoothly by this region, and this region spreads powder less according to warpage situation or does not spread powder, has good repair to unstability.
Above-described embodiment is the present invention's preferably embodiment; but embodiments of the present invention are not restricted to the described embodiments; change, the modification done under other any does not deviate from Spirit Essence of the present invention and principle, substitute, combine, simplify; all should be the substitute mode of equivalence, be included within protection scope of the present invention.
Claims (10)
1. a selective laser fusing SLM equipment power spreading device, comprise paving powder main body, auxiliary guide rail linear electric motors and auxiliary paving powder guided way, auxiliary paving powder guided way is provided with in the both sides of moulding cylinder, paving powder main body two ends are arranged on auxiliary paving powder guided way respectively by slide block, and auxiliary guide rail linear electric motors slide on auxiliary paving powder guided way for driving paving powder main body; It is characterized in that, described power spreading device also comprises servo drive motor and is arranged on confession powder rod, the powder-scraping device of paving powder body interior, paving powder body interior is divided into 3 sections, be respectively cylindrical section, arc section and conical section from top to bottom, cylindrical section is Zai Fen district, is provided with powder inlet between cylindrical section and arc section, arc section is provided with for powder rod, several dovetail grooves are evenly provided with on powder rod, tangent for powder rod cylindrical and arc section top circular arc, for the rotation under servo drive motor drives of powder rod; Conical section is provided with powder-scraping device, is meal outlet bottom conical section, and powder-scraping device upper end is with tangent for powder rod cylindrical, and meal outlet is stretched out in lower end, and powder-scraping device lower end and meal outlet leave gap.
2. selective laser fusing SLM equipment power spreading device according to claim 1, it is characterized in that, described powder-scraping device comprises clamping plate bracing or strutting arrangement, rigidity clamping plate and flexibility and scrapes and whitewash, and flexibility is scraped to whitewash and is clipped in rigidity clamping plate, and rigidity Boards wall is in clamping plate bracing or strutting arrangement end.
3. selective laser fusing SLM equipment power spreading device according to claim 2, it is characterized in that, described flexibility is scraped to whitewash and is made up of several steel discs, each steel plate thickness is at 0.03-1mm, bottom scribing has sawtooth, in rigidity clamping plate, intersect stacking placement, the height that steel disc exposes rigidity clamping plate is the height of rigidity clamping plate to shaping datum plane.
4. selective laser according to claim 3 fusing SLM equipment power spreading device, is characterized in that, described flexibility scrape and whitewash in steel disc be screwed in rigidity clamping plate, rigidity clamping plate are T-shaped, are inserted in clamping plate bracing or strutting arrangement.
5. selective laser fusing SLM equipment power spreading device according to claim 1, it is characterized in that, the excessive powder that described power spreading device two ends are also provided with for reclaiming excessive powder reclaims hangers case.
6. selective laser fusing SLM equipment power spreading device according to claim 1, is characterized in that, described Zai Fen district being provided with the sensor for detecting amount of powder.
7. the paving powder method based on selective laser fusing SLM equipment power spreading device according to claim 1, it is characterized in that, comprise step: paving powder main body is slided on auxiliary paving powder guided way, servo drive motor drives and starts to rotate for powder rod, rotation direction is consistent with paving powder main body moving direction, powder in Zai Fen district falls into in the dovetail groove on powder rod by powder inlet, after powder in dovetail groove rotates along the arc section in paving powder main body, powder flows out from the gap of powder-scraping device and meal outlet, the flexibility of powder-scraping device end is scraped to whitewash, in reach process, powder is carried out uniform spreading.
8. paving powder method according to claim 7, it is characterized in that, for powder amount number according to the load volume of the rotating speed of servo drive motor, wall scroll dovetail groove, determine for the quantity of dovetail groove on powder rod, determine that powder is scraped from flexibility the left side whitewashed and to be gone out or right side goes out according to turning to of servo drive motor.
9. paving powder method according to claim 7, it is characterized in that, described Zai Fen district is provided with the sensor for detecting amount of powder, sensor is connected with peripheral control unit, Zai Fen district is connected with powder device on outside, when sensor detects that in Zai Fen district, amount of powder is lower than certain value, controller controls upper powder device to powder in Zai Fen district.
10. paving powder method according to claim 7, is characterized in that, the described rotating speed for powder rod is arranged according to the shaping thickness of SLM.
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19514740C1 (en) * | 1995-04-21 | 1996-04-11 | Eos Electro Optical Syst | Appts. for producing three-dimensional objects by laser sintering |
| CN201109649Y (en) * | 2007-12-14 | 2008-09-03 | 华南理工大学 | Apparatus for bedding metal powder for electorate laser melting forming |
| CN201735794U (en) * | 2010-07-28 | 2011-02-09 | 武汉滨湖机电技术产业有限公司 | Quick forming and automatic powder feeding and powder laying device |
| CN202317020U (en) * | 2011-12-05 | 2012-07-11 | 湖南华曙高科技有限责任公司 | Selective laser sintering powder loading/feeding device |
| DE102011119530A1 (en) * | 2011-11-26 | 2013-05-29 | Georg Schneider | Device for applying fusible or sinterable coating material on surface of planar subject matter, has material source designed as container and connected with chamber by conveyor to receive material, where conveyor is driven by electromotor |
| CN203635913U (en) * | 2013-12-10 | 2014-06-11 | 华南理工大学 | Powder spreading device of SLM equipment |
-
2013
- 2013-12-10 CN CN201310667154.1A patent/CN103691947B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19514740C1 (en) * | 1995-04-21 | 1996-04-11 | Eos Electro Optical Syst | Appts. for producing three-dimensional objects by laser sintering |
| CN201109649Y (en) * | 2007-12-14 | 2008-09-03 | 华南理工大学 | Apparatus for bedding metal powder for electorate laser melting forming |
| CN201735794U (en) * | 2010-07-28 | 2011-02-09 | 武汉滨湖机电技术产业有限公司 | Quick forming and automatic powder feeding and powder laying device |
| DE102011119530A1 (en) * | 2011-11-26 | 2013-05-29 | Georg Schneider | Device for applying fusible or sinterable coating material on surface of planar subject matter, has material source designed as container and connected with chamber by conveyor to receive material, where conveyor is driven by electromotor |
| CN202317020U (en) * | 2011-12-05 | 2012-07-11 | 湖南华曙高科技有限责任公司 | Selective laser sintering powder loading/feeding device |
| CN203635913U (en) * | 2013-12-10 | 2014-06-11 | 华南理工大学 | Powder spreading device of SLM equipment |
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