CN201168782Y - Laser powder sintering rapid forming machine having preheat function - Google Patents
Laser powder sintering rapid forming machine having preheat function Download PDFInfo
- Publication number
- CN201168782Y CN201168782Y CNU2008200439610U CN200820043961U CN201168782Y CN 201168782 Y CN201168782 Y CN 201168782Y CN U2008200439610 U CNU2008200439610 U CN U2008200439610U CN 200820043961 U CN200820043961 U CN 200820043961U CN 201168782 Y CN201168782 Y CN 201168782Y
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- powder
- laser
- sintering
- opening
- scraping
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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
Abstract
The utility model discloses a powder laser sintering rapid forming-machine with pre-heating function, which is characterized in that a machine frame is included, a laser generator is arranged on the machine frame, a powder-scraping device is arranged below the laser generator, a powder-feeding device matched with the powder-scraping device is connected to the powder-scraping device, a powder-scraping platform where the powder-scraping device can achieve the powder-scraping process is arranged below the powder-scraping device, the powder-scraping platform is provided with an opening, a laser sintering forming chamber is arranged below the opening, a forming powder bucket is arranged in the laser sintering forming chamber, and an infrared heating device capable of pre-heating powder material in the forming powder bucket is arranged above the opening. In order to overcome the technical defects, a powder laser sintering rapid forming-machine which has simple-structure and pre-heating function and can achieve the fast pre-heating process for un-sintered powder material in a forming powder bucket is provided.
Description
[technical field]
The utility model relates to a kind of laser powder sintering for quick formation machine with preheat function.
[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: 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, 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, the powder sintered rapidform machine of new pattern laser, laser powder sintering for quick formation machine, the utility model is a portion wherein, the powder stock temperature before and after sintering that mainly solves existing laser powder sintering for quick formation machine differs bigger, thermal deformation is big easily in the laser scanning process for powder stock, thereby causes the problem that scale error is big and intensity reduces.
[utility model content]
The purpose of this utility model is in order to overcome the deficiency of above-mentioned technology, to provide a kind of simple in structure, can carrying out the laser powder sintering for quick formation machine with preheat function of rapidly pre-warming at the powder stock that is about to sintering in the shaping powder bucket.
For achieving the above object, the utility model has adopted following technical proposal:
A kind of laser powder sintering for quick formation machine with preheat function, it is characterized in that including frame, frame is provided with generating device of laser, the generating device of laser below is provided with powder-scraping device, be connected with the powder adding device that is mated on the powder-scraping device, below powder-scraping device, be provided with for what it scraped powder and scrape the powder platform, scrape the powder platform and be provided with an opening, the opening below is provided with the laser sintering and moulding chamber, be provided with the shaping powder bucket in the laser sintering and moulding chamber, described opening top is provided with the exothermal infrared device that can carry out preheating to the powder stock in the shaping powder bucket.
Aforesaid a kind of laser powder sintering for quick formation machine with preheat function is characterized in that described exothermal infrared device comprises heating pipe support and the many group infrared ray heating tube of device on the heating pipe support.
Aforesaid a kind of laser powder sintering for quick formation machine with preheat function is characterized in that being equipped with installing rack above opening, the heating pipe support of described exothermal infrared device is fixed on the installing rack.
The beneficial effects of the utility model: owing to above the opening of scraping the powder platform, be provided with exothermal infrared device, the infrared ray heating tube of exothermal infrared device can preheat fast at the powder stock that is about to sintering in the shaping powder bucket, thereby the temperature difference of powder stock before and after the minimizing sintering, scale error can not appear, accelerate the efficient of sintering, strengthen the intensity of prototype behind the sintering, prevented material deformation and frangible situation appearance.
[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 exothermal infrared device schematic diagram that removes behind the installing rack;
Fig. 3 is the utility model laser sintering and moulding chamber schematic diagram.
[specific embodiment]
As Figure 1-3, a kind of laser powder sintering for quick formation machine with preheat function, include frame 1, frame 1 is provided with generating device of laser 2, generating device of laser 2 belows are provided with powder-scraping device 3, be connected with the powder adding device 4 that is mated on the powder-scraping device 3, below powder-scraping device 3, be provided with for what it scraped powder and scrape powder platform 5, scrape powder platform 5 and be provided with an opening 50, opening 50 belows are provided with laser sintering and moulding chamber 6, be provided with shaping powder bucket 7 in the laser sintering and moulding chamber 6, described opening 50 tops are provided with the exothermal infrared device 8 that can carry out preheating to the powder stock in the shaping powder bucket 7.
Exothermal infrared device 8 comprises heating pipe support 81 and the many group infrared ray heating tube 82 of device on heating pipe support 81; Installing rack 9 is housed above opening 50, and the heating pipe support 81 of described exothermal infrared device 8 is fixed on the installing rack 9.
During the utility model operation, the exothermal infrared device 8 of opening 50 tops is launched the infrared ray of certain wavelength by infrared ray heating tube 82, this infrared ray can preheat fast at the powder stock that is about to sintering in the shaping powder bucket 7, thereby the temperature difference of powder stock before and after the minimizing sintering, accelerate the efficient of sintering, prevent material deformation and frangible situation appearance.
Claims (3)
1, a kind of laser powder sintering for quick formation machine with preheat function, it is characterized in that including frame (1), frame (1) is provided with generating device of laser (2), generating device of laser (2) below is provided with powder-scraping device (3), be connected with the powder adding device (4) that is mated on the powder-scraping device (3), be provided with in powder-scraping device (3) below for what it scraped powder and scrape powder platform (5), scrape powder platform (5) and be provided with an opening (50), opening (50) below is provided with laser sintering and moulding chamber (6), be provided with shaping powder bucket (7) in the laser sintering and moulding chamber (6), described opening (50) top is provided with the exothermal infrared device (8) that can carry out preheating to the powder stock in the shaping powder bucket (7).
2, a kind of laser powder sintering for quick formation machine with preheat function according to claim 1 is characterized in that described exothermal infrared device (8) comprises heating pipe support (81) and the many group infrared ray heating tube (82) of device on heating pipe support (81).
3, a kind of laser powder sintering for quick formation machine according to claim 1 with preheat function, it is characterized in that in opening (50) top installing rack (9) being housed, the heating pipe support (81) of described exothermal infrared device (8) is fixed on the installing rack (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200439610U CN201168782Y (en) | 2008-02-03 | 2008-02-03 | Laser powder sintering rapid forming machine having preheat function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200439610U CN201168782Y (en) | 2008-02-03 | 2008-02-03 | Laser powder sintering rapid forming machine having preheat function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201168782Y true CN201168782Y (en) | 2008-12-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200439610U Expired - Fee Related CN201168782Y (en) | 2008-02-03 | 2008-02-03 | Laser powder sintering rapid forming machine having preheat function |
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| CN (1) | CN201168782Y (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2970887A1 (en) * | 2011-02-01 | 2012-08-03 | Snecma | SINKING DEVICE AND LASER FUSION COMPRISING A INDUCED POWDER HEATING MEANS |
| CN103100713A (en) * | 2013-01-23 | 2013-05-15 | 西安铂力特激光成形技术有限公司 | Preheat device and preheat method of selective laser selection area melting subscriber loop multiplex (SLM) equipment powder feeding barrel |
| CN103357875A (en) * | 2013-06-28 | 2013-10-23 | 大连理工大学 | Vector sintering system and additive manufacturing method |
| CN103737933A (en) * | 2014-01-03 | 2014-04-23 | 广东奥基德信机电有限公司 | Manufacturing equipment of laser additive |
| WO2014202415A3 (en) * | 2013-06-20 | 2015-08-27 | MTU Aero Engines AG | Device and method for additively producing at least one component region of a component |
| WO2015155745A1 (en) * | 2014-04-10 | 2015-10-15 | Ge Avio S.R.L. | Process for forming a component by means of additive manufacturing, and powder dispensing device for carrying out such a process |
| CN105172154A (en) * | 2015-10-23 | 2015-12-23 | 北京隆源自动成型***有限公司 | Selected region laser sintering and molding method of ultrahigh molecular weight polyethylene |
| CN105873698A (en) * | 2013-12-18 | 2016-08-17 | 阿卡姆股份公司 | Additive manufacturing of three-dimensional articles and computer program to implement said method |
| CN106799493A (en) * | 2016-12-21 | 2017-06-06 | 华中科技大学 | A kind of powder preheating device and its application for selective laser fusing powder feeding |
| CN107552789A (en) * | 2017-09-15 | 2018-01-09 | 湖北工业大学 | The powder preheating device and selection method for heating and controlling of a kind of Selective Laser Sintering |
| US11235527B2 (en) | 2016-05-12 | 2022-02-01 | Hewlett-Packard Development Company, L.P. | Heater for 3D printer auger screw |
-
2008
- 2008-02-03 CN CNU2008200439610U patent/CN201168782Y/en not_active Expired - Fee Related
Cited By (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103338881B (en) * | 2011-02-01 | 2016-08-17 | 斯奈克玛 | The sintering of a kind of device comprised by sensing heating powder and laser fusion device |
| WO2012104536A3 (en) * | 2011-02-01 | 2012-10-26 | Snecma | Sintering and laser fusion device, comprising a means for heating powder by induction |
| CN103338881A (en) * | 2011-02-01 | 2013-10-02 | 斯奈克玛 | Sintering and laser fusion device, comprising a means for heating powder by induction |
| FR2970887A1 (en) * | 2011-02-01 | 2012-08-03 | Snecma | SINKING DEVICE AND LASER FUSION COMPRISING A INDUCED POWDER HEATING MEANS |
| US9616458B2 (en) | 2011-02-01 | 2017-04-11 | Snecma | Sintering and laser fusion device, comprising a means for heating powder by induction |
| CN103100713A (en) * | 2013-01-23 | 2013-05-15 | 西安铂力特激光成形技术有限公司 | Preheat device and preheat method of selective laser selection area melting subscriber loop multiplex (SLM) equipment powder feeding barrel |
| CN103100713B (en) * | 2013-01-23 | 2015-03-11 | 西安铂力特激光成形技术有限公司 | Preheat device and preheat method of selective laser selection area melting subscriber loop multiplex (SLM) equipment powder feeding barrel |
| WO2014202415A3 (en) * | 2013-06-20 | 2015-08-27 | MTU Aero Engines AG | Device and method for additively producing at least one component region of a component |
| CN103357875A (en) * | 2013-06-28 | 2013-10-23 | 大连理工大学 | Vector sintering system and additive manufacturing method |
| CN103357875B (en) * | 2013-06-28 | 2015-04-08 | 大连理工大学 | Vector sintering system and additive manufacturing method |
| CN105873698B (en) * | 2013-12-18 | 2020-01-14 | 阿卡姆股份公司 | Additive manufacturing of three-dimensional articles and computer programs for performing the methods |
| CN105873698A (en) * | 2013-12-18 | 2016-08-17 | 阿卡姆股份公司 | Additive manufacturing of three-dimensional articles and computer program to implement said method |
| CN103737933B (en) * | 2014-01-03 | 2017-08-25 | 广东奥基德信机电有限公司 | A kind of laser gain material manufacturing equipment |
| CN103737933A (en) * | 2014-01-03 | 2014-04-23 | 广东奥基德信机电有限公司 | Manufacturing equipment of laser additive |
| WO2015155745A1 (en) * | 2014-04-10 | 2015-10-15 | Ge Avio S.R.L. | Process for forming a component by means of additive manufacturing, and powder dispensing device for carrying out such a process |
| CN105172154A (en) * | 2015-10-23 | 2015-12-23 | 北京隆源自动成型***有限公司 | Selected region laser sintering and molding method of ultrahigh molecular weight polyethylene |
| US11235527B2 (en) | 2016-05-12 | 2022-02-01 | Hewlett-Packard Development Company, L.P. | Heater for 3D printer auger screw |
| US11707890B2 (en) | 2016-05-12 | 2023-07-25 | Hewlett-Packard Development Company, L.P. | Heater for 3D printer auger screw |
| CN106799493A (en) * | 2016-12-21 | 2017-06-06 | 华中科技大学 | A kind of powder preheating device and its application for selective laser fusing powder feeding |
| CN106799493B (en) * | 2016-12-21 | 2019-01-29 | 华中科技大学 | A kind of powder preheating device and its application for selective laser fusing powder feeding |
| CN107552789A (en) * | 2017-09-15 | 2018-01-09 | 湖北工业大学 | The powder preheating device and selection method for heating and controlling of a kind of Selective Laser Sintering |
| CN107552789B (en) * | 2017-09-15 | 2019-04-12 | 湖北工业大学 | A kind of powder preheating device and selection method for heating and controlling of Selective Laser Sintering |
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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 |