CN201168783Y - Laser powder sintering rapid forming machine - Google Patents
Laser powder sintering rapid forming machine Download PDFInfo
- Publication number
- CN201168783Y CN201168783Y CNU2008200439625U CN200820043962U CN201168783Y CN 201168783 Y CN201168783 Y CN 201168783Y CN U2008200439625 U CNU2008200439625 U CN U2008200439625U CN 200820043962 U CN200820043962 U CN 200820043962U CN 201168783 Y CN201168783 Y CN 201168783Y
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- powder
- laser
- sintering
- scraping
- scrape
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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Abstract
The utility model discloses a rapid forming machine for powder laser sintering, which is characterized in that a machine frame and a control system are included, wherein, a laser generator is arranged on the machine frame, a laser sintering forming chamber is arranged below the laser generator; a powder-scraping platform is arranged between the laser generator and the laser sintering forming chamber; a powder-feeding device is arranged on the machine frame; a powder-scraping mechanism capable of doing to-and-fro movement and ensuring unprocessed powder material to be flat is arranged above the powder-scraping platform, a scraping plate is arranged on the powder-scraping mechanism. The rapid forming machine for powder laser sintering has the advantages of fast powder-scraping speed, good powder-scraping effect, low operation noise, and high precision and stability.
Description
[technical field]
The utility model relates to a kind of laser powder sintering for quick formation machine.
[background technology]
Discrete/accumulation principle that laser fast shaping (Laser Rapid Prototyping:LRP) is based on utilizes computer technology, laser technology, automatic control, macromolecule technology to wait a kind of brand-new manufacturing technology of making.The 3 d part data that computer is at first designed CAD/CAM software are input in the program of lathe, computer controlled controlling laser beam progressively scans powder stock, scanning area is sintered curing, progressively obtains a same prototype parts of designing with CAD/CAM software of three-dimensional entity model.
The applicant has submitted six parts of patents on February 3rd, 2008 to State Patent Office, title is respectively: " top adds the laser powder sintering for quick formation machine of powder ", " the quantitative powder adding device of laser powder sintering for quick formation machine ", " a kind of laser powder sintering for quick formation machine with preheat function ", " a kind of laser powder sintering for quick formation machine with constant temperature function ", " the powder sintered rapidform machine of new pattern laser ", " laser powder sintering for quick formation machine ", the utility model is a portion wherein.Laser powder sintering for quick formation machine is before the scanning sintering, need scrape smooth with piling up uneven dusty material, existing technology generally all is to adopt roller type mechanism, promptly will pile up uneven dusty material with a roller flattens, this mechanism weight is big, the noise of operation is big, precision and poor stability.
[utility model content]
The purpose of this utility model is in order to overcome the deficiencies in the prior art, to provide a kind of powder speed of scraping fast, and it is effective to scrape powder, and the operation noise is little, precision and the high laser powder sintering for quick formation machine of stability.
For achieving the above object, the utility model has adopted following technical proposal:
Laser powder sintering for quick formation machine is characterized in that: include frame, control system; On frame, be provided with generating device of laser, below generating device of laser, be provided with the laser sintering and moulding chamber; Be provided with between generating device of laser and the laser sintering and moulding chamber and scrape the powder platform; On frame, also be provided with powder adding device; Described scrape to be provided with above the powder platform can move around, powder stock to be processed can be scraped the smooth powder mechanism of scraping, scrape powder mechanism and be provided with scraper plate.
Laser powder sintering for quick formation machine from the above mentioned, it is characterized in that described body is provided with a guide post, the described powder mechanism of scraping also includes and is set on the guide post, and can makes it the mount pad that slides along guide post by driving mechanism, and described scraper plate is fastened on the lower end of mount pad.
Laser powder sintering for quick formation machine from the above mentioned is characterized in that described scraper plate is symmetrical two, also be provided with on the described mount pad can and two scraper plates between the bakie that is conducted of space.
Laser powder sintering for quick formation machine from the above mentioned, the lower end that it is characterized in that described scraper plate are provided with to what stretched out its both sides and scrape sword, scrape sword by the bottom surface with scrape the powder face and surrounded, and scrape the powder face and be connected with the side of scraper plate; Bottom surface and scrape the powder face and intersect to form a cutting edge, the described powder face of scraping begins to be to the side of scraper plate acclivity shape gradually from cutting edge.
Laser powder sintering for quick formation machine from the above mentioned is characterized in that described bottom surface begins to be downward gradually ramped shaped from cutting edge.
Laser powder sintering for quick formation machine from the above mentioned is characterized in that described bottom surface is the plane parallel with horizontal plane.
The beneficial effects of the utility model are:
1, scrape sword by being provided with in the scraper plate both sides, when scraper plate moves around, powder stock can be scraped uniformly smooth, simple in structure, the operation noise is little, precision and stability are high;
2, scraper plate is arranged to two of symmetry, between the scraper plate of two symmetries bakie is set, and the powder stock that leaks down from powder adding device bleeds in bakie, and it is fast, more even to scrape powder speed;
3, scrape sword and be provided with and scrape powder face and bottom surface, scrape the powder face and played the effect that unnecessary powder stock is blown off; The bottom surface has been played desire has been processed the effect that thin layer compresses, and makes the product structure that processes tight.
[description of drawings]
Be described in further detail below in conjunction with accompanying drawing and embodiment of the present utility model:
Fig. 1 is a schematic perspective view of the present utility model;
Fig. 2 is the partial enlarged drawing at I place among Fig. 1;
Fig. 3 scrapes the schematic perspective view that powder mechanism cooperates with guide post for the utility model;
Fig. 4 is the schematic perspective view of the utility model scraper plate;
Fig. 5 scrapes the sword generalized section for first kind of structure of the utility model;
Fig. 6 scrapes the sword generalized section for second kind of structure of the utility model;
Fig. 7 scrapes the sword generalized section for the third structure of the utility model;
Fig. 8 scrapes the sword generalized section for the 4th kind of structure of the utility model;
[specific embodiment]
As shown in Figure 1, laser powder sintering for quick formation machine includes frame 1, control system (figure does not show); Frame 1 is provided with generating device of laser 2, and generating device of laser 2 belows are provided with laser sintering and moulding chamber 3; Be provided with between generating device of laser 2 and the laser sintering and moulding chamber 3 and scrape powder platform 14; On frame 1, also be provided with powder adding device 4, can move around, powder stock to be processed can be scraped the smooth powder mechanism 5 of scraping scraping to be provided with above the powder platform 14.
As Fig. 2, shown in Figure 3, the above-mentioned powder mechanism 5 of scraping includes a mount pad 9, and mount pad 9 is set on the guide post 8; Mount pad 9 one ends are connected by the drive motors in chain 12 and the body 1 (figure does not show), mount pad 9 can be slidably reciprocated along guide post 8, and mount pad 9 other ends are provided with bearing 11, are provided with guide rail 13 on frame 1, bearing 11 is bearing on the guide rail 13, and can roll on guide rail 13; The lower end of mount pad 9 is fixedly connected with the scraper plate 6 of two symmetries; Also be provided with on the mount pad 9 can and two scraper plates 6 between the bakie 10 that is conducted of space.
As Fig. 4, shown in Figure 5, the lower end of scraper plate 6 is provided with to what stretched out its both sides and scrapes sword 7, scrapes sword 7 by bottom surface 71 with scrape powder face 70 and surrounded, and scrapes powder face 70 and be connected with the side 61 of scraper plate 6; Bottom surface 71 and scrape powder face 70 and intersect and form cutting edges 72 is scraped powder face 70 and is begun to be acclivity shape gradually to the side 61 of scraper plate 6 from cutting edge 72.When scraping powder, cutting edge 72 has played the effect that begins to scrape powder, scrapes powder face 70 and has played the effect that unnecessary powder stock is blown off; Bottom surface 71 has been played desire has been processed the effect that thin layer compresses.
In the utility model, bottom surface 71 preferably begins to be downward gradually ramped shaped from cutting edge 72, as Fig. 5, Fig. 7, shown in Figure 8; Certainly, bottom surface 71 can also be the plane parallel with horizontal plane, as shown in Figure 6.
Shown in Fig. 5 to 8, in the utility model, bottom surface 71 can be the plane, also can be arc surface, is preferably the plane; Scrape powder face 70 and can be the plane, also can be arc surface, be preferably the plane.
Claims (6)
1, laser powder sintering for quick formation machine is characterized in that: include frame (1), control system; On frame (1), be provided with generating device of laser (2), be provided with laser sintering and moulding chamber (3) in generating device of laser (2) below; Be provided with between generating device of laser (2) and laser sintering and moulding chamber (3) and scrape powder platform (14); On frame (1), also be provided with powder adding device (4); Be provided with and move around, powder stock to be processed can be scraped the smooth powder mechanism (5) of scraping in described powder platform (14) top of scraping, scrape powder mechanism (5) and be provided with scraper plate (6).
2, laser powder sintering for quick formation machine according to claim 1, it is characterized in that described body (1) is provided with a guide post (8), the described powder mechanism (5) of scraping also includes and is set on guide post (8) and goes up, and can make it the mount pad (9) that slides along guide post (8) by driving mechanism, and described scraper plate (6) is fastened on the lower end of mount pad (9).
3, laser powder sintering for quick formation machine according to claim 2 is characterized in that described scraper plate (6) is symmetrical two, also be provided with on the described mount pad (9) can and two scraper plates (6) between the bakie (10) that is conducted of space.
4, laser powder sintering for quick formation machine according to claim 3, the lower end that it is characterized in that described scraper plate (6) is provided with to what stretched out its both sides and scrapes sword (7), scrape sword (7) by bottom surface (71) with scrape powder face (70) and surrounded, and scrape powder face (70) and be connected with the side (61) of scraper plate (6); Bottom surface (71) and scrape powder face (70) and intersect to form a cutting edge (72), the described powder face (70) of scraping begins to be acclivity shape gradually to the side (61) of scraper plate (6) from cutting edge (72).
5, laser powder sintering for quick formation machine according to claim 4 is characterized in that described bottom surface (71) begins to be downward gradually ramped shaped from cutting edge (72).
6, laser powder sintering for quick formation machine according to claim 4 is characterized in that described bottom surface (71) is the plane parallel with horizontal plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200439625U CN201168783Y (en) | 2008-02-03 | 2008-02-03 | Laser powder sintering rapid forming machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200439625U CN201168783Y (en) | 2008-02-03 | 2008-02-03 | Laser powder sintering rapid forming machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201168783Y true CN201168783Y (en) | 2008-12-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200439625U Expired - Fee Related CN201168783Y (en) | 2008-02-03 | 2008-02-03 | Laser powder sintering rapid forming machine |
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| Country | Link |
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| CN (1) | CN201168783Y (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103394694A (en) * | 2013-03-23 | 2013-11-20 | 钱波 | Novel metal powder melting and quick-molding machine |
| CN103567441A (en) * | 2013-10-25 | 2014-02-12 | 招銮 | Laser powder sintering method for 3D printer |
| CN104841936A (en) * | 2015-03-18 | 2015-08-19 | 上海航天设备制造总厂 | Powder feeding and powder laying integrated device and method for metal melting material increasing manufacturing |
| CN106475562A (en) * | 2016-11-22 | 2017-03-08 | 上海航天精密机械研究所 | A kind of double scraper power spreading device of increasing material manufacturing attritive powder and its method |
| CN106914619A (en) * | 2017-05-10 | 2017-07-04 | 窦鹤鸿 | Mobile assembling 3D printing equipment, 3D printing main body equipment and 3D printer |
| CN107498857A (en) * | 2017-07-19 | 2017-12-22 | 洛阳理工学院 | A kind of worktable lifting formula 3D printer |
| CN111036904A (en) * | 2019-12-17 | 2020-04-21 | 安徽恒利增材制造科技有限公司 | Metal powder spreading device of small 3D printer |
| US11453159B2 (en) * | 2019-05-29 | 2022-09-27 | ExOne Operating, LLC. | Oscillating smoothing device for a three-dimensional printer |
| US11597147B2 (en) | 2018-07-31 | 2023-03-07 | Hewlett-Packard Development Company, L.P. | Ultrasonic spreading blades with kickers |
| US11872753B2 (en) | 2018-10-12 | 2024-01-16 | Hewlett-Packard Development Company, L.P. | Frequency control of spreader vibrations |
-
2008
- 2008-02-03 CN CNU2008200439625U patent/CN201168783Y/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103394694A (en) * | 2013-03-23 | 2013-11-20 | 钱波 | Novel metal powder melting and quick-molding machine |
| CN103394694B (en) * | 2013-03-23 | 2015-07-15 | 哈尔滨福沃德多维智能装备有限公司 | Novel metal powder melting and quick-molding machine |
| CN103567441A (en) * | 2013-10-25 | 2014-02-12 | 招銮 | Laser powder sintering method for 3D printer |
| CN104841936A (en) * | 2015-03-18 | 2015-08-19 | 上海航天设备制造总厂 | Powder feeding and powder laying integrated device and method for metal melting material increasing manufacturing |
| CN106475562A (en) * | 2016-11-22 | 2017-03-08 | 上海航天精密机械研究所 | A kind of double scraper power spreading device of increasing material manufacturing attritive powder and its method |
| CN106475562B (en) * | 2016-11-22 | 2018-05-15 | 上海航天精密机械研究所 | A kind of double scraper power spreading devices of increasing material manufacturing attritive powder and its method |
| CN106914619A (en) * | 2017-05-10 | 2017-07-04 | 窦鹤鸿 | Mobile assembling 3D printing equipment, 3D printing main body equipment and 3D printer |
| CN107498857A (en) * | 2017-07-19 | 2017-12-22 | 洛阳理工学院 | A kind of worktable lifting formula 3D printer |
| US11597147B2 (en) | 2018-07-31 | 2023-03-07 | Hewlett-Packard Development Company, L.P. | Ultrasonic spreading blades with kickers |
| US11872753B2 (en) | 2018-10-12 | 2024-01-16 | Hewlett-Packard Development Company, L.P. | Frequency control of spreader vibrations |
| US11453159B2 (en) * | 2019-05-29 | 2022-09-27 | ExOne Operating, LLC. | Oscillating smoothing device for a three-dimensional printer |
| CN111036904A (en) * | 2019-12-17 | 2020-04-21 | 安徽恒利增材制造科技有限公司 | Metal powder spreading device of small 3D printer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081224 Termination date: 20110203 |