CN205519653U - Metallic glass material preparation and integrated 3D printing device that takes shape - Google Patents
Metallic glass material preparation and integrated 3D printing device that takes shape Download PDFInfo
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- CN205519653U CN205519653U CN201620330184.2U CN201620330184U CN205519653U CN 205519653 U CN205519653 U CN 205519653U CN 201620330184 U CN201620330184 U CN 201620330184U CN 205519653 U CN205519653 U CN 205519653U
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Abstract
The utility model relates to a metallic glass material preparation and integrated 3D printing device that takes shape belongs to the droplet and sprays vibration material disk and metallic glass preparation technical field. Spray vibration material disk technique direct injection crystalline state molten metal through the metal molten drop to the method that adopts rotatable formula couple hydrojet nitrogen cooling device to combine cold base plate realizes that the metal molten drop sprays preceding base plate environment cooling and the metal molten drop sprays the cooling of after -sediment molten drop, and twice " point -to -point " cooling method can make the molten metal shock chilling and take place the amorphous and change, the three -dimensional integration that takes shape of realization metallic glass material preparation and bulky complex construction. The utility model overcomes tradition metallic glass preparation method is to the restriction of the shaping critical dimension of cubic metallic glass, avoid amorphous alloy powder selectivity laser melting 3D to print the defect that the in -process produced crystallization action, warpage, the problem of metallic glass material machining difficulty is solved, realize that the shaping integration 3D of metallic glass material preparation and structure prints.
Description
Technical field
This utility model relates to droplet ejection and increases material manufacture and non-crystaline amorphous metal preparing technical field, is specifically related to the preparation of a kind of amorphous alloy material and the 3D printing equipment of structure formation integration.
Background technology
Non-crystaline amorphous metal has metal and glass advantage concurrently, overcomes again the disadvantage of each of which.The block amorphous alloy material system developed has La base, Zr base, Mg base, Al base, Ti base, Pd base, Fe base, Cu base, Ce base etc..Because of mechanics, the process based prediction model of its excellence, it is widely used in commercial production, sports equipment, biomedicine, consumer electronics field.
It is the one of Rapid Prototyping technique that 3D prints, it use powdery metal or plastics etc. can jointing material, construct parts by the multilamellar printing type of layer upon layer.The 3D Method of printing of metal parts, mainly has selective laser sintering, selective laser fusing, the shaping of electronics speed selective melting, metal deposit, ink-jet 3D printing, droplet ejection technology etc..The near-net-shape of metallic element be solve the manufacture of difficult-to-machine metal component in industrial equipment provide one quickly, flexibility, low cost, high-performance, short-period technology new way.
At present, bulk amorphous alloy manufacturing process mainly has water quenching, copper mold casting method, high pressure diecasting method, suction casting method, casting die etc..Amorphous alloy material preparation is affected by cooling medium heat conduction velocity and self glassy state Forming ability, and traditional method prepares non-crystaline amorphous metal critical dimension only up to more than 10 millimeter.High rigidity, high-wearing feature and the fragility that amorphous alloy material has simultaneously so that it is be difficult with Machining Technology and obtain complicated part.Existing non-crystaline amorphous metal 3D prints based on selective laser fusion technology shaping of amorphous alloy powder, the method needs first to prepare the amorphous powdered alloy of uniform, fine, recycling high energy beam LASER HEATING melted powder shapes, the high temperature produced can make part moulding material temperature exceed supercooled liquid warm area, causes portion of material crystallization, buckling deformation.Existing method and technology can not realize amorphous alloy material preparation and labyrinth three-dimensional simultaneously.
Summary of the invention
This utility model provides the preparation of a kind of amorphous alloy material and forming integrated 3D printing equipment, restriction, the amorphous powdered alloy selective laser of bulk amorphous alloy critical dimension is melted generation crystallization behavior, the problem of buckling deformation in 3D print procedure solving traditional preparation methods.
nullThis utility model adopts the technical scheme that，High-pressure liquid nitrogen tank by liquid nitrogen pipe 7 respectively with liquid nitrogen spray one、Liquid nitrogen spray two is connected，Switch one it is provided with in liquid nitrogen pipe，Inert gas pressure storage bottle is connected with crucible by inert gas tube one，It is outside equipped with rotary heating furnace for holding the crucible of motlten metal，Crucible is connected with metal drop shower nozzle by feed pipe，Switch two it is provided with on feed pipe，Inert gas pressure storage bottle is connected with metal drop shower nozzle through gas pressure regulator by inert gas tube two，Deposition substrate is fixed on the base of triaxial movement platform，Semiconductor cooling device is arranged on below deposition substrate，Round turntable is fixed by bolts to above hollow rotating platform，Metal drop shower nozzle and liquid nitrogen jet pipe one、Liquid nitrogen jet pipe two is fixed on the Z axis of triaxial movement platform by hollow rotating platform and round turntable，Metal drop shower nozzle is provided with heat ray filter，Ring heater and the installation of TC are inside the heat ray filter of metal drop shower nozzle.
Described semiconductor cooling device is by upper electrode, fin, rheostat, fan, power supply, quasiconductor, bottom electrode forms, upper electrode is arranged on below deposition substrate, upper base part sets gradually quasiconductor, bottom electrode, fin and fan, the both positive and negative polarity of power supply is connected with the bottom electrode left and right sides, forms loop, loop is provided with rheostat.
This utility model uses cold substrate and double hydrojet nitrogen chiller, realizes amorphous alloy material preparation in conjunction with metal drop injection increasing material manufacturing technology and large scale labyrinth is forming integrated.By cold substrate and rotatable pair of liquid nitrogen spray, it is achieved metal drop injection prebasal plate environment cooling and metal drop deposit molten drop cooling after spraying, and twice " point-to-point " cooling means more preferably ensures the amorphous characteristic of formation of parts.
Advantage of the present utility model is as follows:
(1) this utility model uses cold substrate and double hydrojet nitrogen chiller, prepares amorphous alloy material in conjunction with 3D printing technique and shapes large volume complicated shape non-crystaline amorphous metal part simultaneously.The method realizes amorphous alloy material preparation and structure formation integration, saves manufacturing procedure, improves work efficiency.
(2) water quenching, copper mold casting method are only capable of shaping the non-crystaline amorphous metal part of more than 10 millimeter simple in construction, and this utility model combines 3D printing technique and produces structure non-crystaline amorphous metal part complicated, larger sized, the biggest 10mm of non-crystaline amorphous metal accessory size manufactured than water quenching, copper mold casting method.
(3) melting with amorphous powdered alloy selective laser compared with 3D printing, this utility model saves the preparation process of amorphous powdered alloy, avoids crystallization behavior and buckling deformation during high energy beam LASER HEATING melted powder simultaneously.
(4) employing rotary type is forward and backward puts double spray liquid nitrogen plan, it is achieved metal drop injection prebasal plate environment cooling deposits molten drop cooling, the more preferable amorphous characteristic ensureing formation of parts of twice " point-to-point " cooling with metal drop after spraying.
(5) arranging semiconductor cooling device under printing substrate, according to experiment cooler environment requirement, standardsizing rheostat controls substrate temperature.If desired hot substrate, it is possible to change the sense of current and realize substrate heating effect.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model；
Fig. 2 is this utility model semiconductor cooling device structural representation；
Fig. 3 is this utility model hollow rotating platform structure schematic diagram, because hollow rotating platform is positioned at round turntable, for understanding expression hollow rotating platform, is drawn as by round turntable transparent；
Fig. 4 is partial enlarged drawing at this utility model shower nozzle.
Detailed description of the invention
nullThe preparation of a kind of amorphous alloy material and the 3D printing equipment of structure formation one，High-pressure liquid nitrogen tank 21 is by liquid nitrogen pipe 7 and liquid nitrogen spray 1、Liquid nitrogen spray 2 16 is connected，For liquid nitrogen spray 1、Liquid nitrogen spray 2 15 provides high-pressure liquid nitrogen，Switch 1 it is provided with in liquid nitrogen pipe 7，Control the unlatching Guan Bi of liquid nitrogen jet pipe 7，Realize need based jet，" point-to-point " accurately cools down，Inert gas pressure storage bottle 5 is connected with crucible 2 by inert gas tube 1，Feeding power is provided，Motlten metal 1 is placed in crucible 2，Crucible 2 is outside equipped with rotary heating furnace 3，Crucible 2 heats to keep the mobility of motlten metal 1，Crucible 2 is connected with metal drop shower nozzle 10 by feed pipe 6，Switch 2 23 it is provided with on feed pipe 6，Controlling feed pipe 6 opening and closing is metal drop shower nozzle 10 feed，Inert gas pressure storage bottle 5 is connected with metal drop shower nozzle 10 through gas pressure regulator 9 by inert gas tube 2 13，Motlten metal 1 droplet ejection is realized by pressure regulation，Deposition substrate 19 is fixed on the base of triaxial movement platform 12，The motion in XY direction can be realized，Semiconductor cooling device 20 is arranged on below deposition substrate 19，Deposition substrate 19 is freezed，Round turntable 14 is fixed by bolts to above hollow rotating platform 22，Metal drop shower nozzle 10 and liquid nitrogen jet pipe 1、Liquid nitrogen jet pipe 2 16 is fixed on the Z axis of triaxial movement platform 12 by hollow rotating platform 22 and round turntable 14，The motion of Z-direction can be realized，Hollow rotating platform 22 drives liquid nitrogen jet pipe 1、Liquid nitrogen jet pipe 2 16 rotates，Realize metal drop shower nozzle 10、Liquid nitrogen jet pipe 1、Liquid nitrogen jet pipe 2 16 place straight line，Consistent with the motion platform direction of motion，Metal drop shower nozzle 10 is provided with heat ray filter 11，Avoid motlten metal 1 by cold environmental effect，Ring heater 18 and thermocouple 17 are arranged on inside the heat ray filter 11 of metal drop shower nozzle，External temperature controller，Motlten metal 1 Temperature Feedback is detected to temperature controller by thermocouple 17，Control whether ring heater 18 works.
Described semiconductor cooling device 20 is by upper electrode 2001, fin 2002, rheostat 2003, fan 2004, power supply 2005, quasiconductor 2006, bottom electrode 2007 forms, upper electrode 2001 is arranged on below deposition substrate 19, upper base part sets gradually quasiconductor 2006, bottom electrode 2007, fin 2002 and fan 2004, the both positive and negative polarity of power supply 2005 is connected with the bottom electrode left and right sides, forms loop, loop is provided with rheostat 2003.
Operation principle is as follows:
(1) crystal alloy is heated to molten condition by crucible 2 outer ring heating furnace 3, regulates and controls semiconductor cooling device 20, and the temperature setting deposition substrate 19 arrives subzero 30 degrees Celsius as zero degrees celsius；
(2) setting up the threedimensional model of non-crystaline amorphous metal part to be printed, slicing delamination process forms STL formatted file, by controlling metal drop injection frequency and motion platform speed, by scanning pattern dropwise deposition formation；
null(3) liquid nitrogen jet pipe 2 16 and liquid nitrogen jet pipe 1 are positioned on hollow rotating platform，When jet path changes，Hollow rotating platform 22 rotates to an angle，Ensure metal drop shower nozzle 10、Liquid nitrogen jet pipe 2 16 is the most consistent with the motion platform direction of motion with liquid nitrogen jet pipe 1 place straight line，Metal drop shower nozzle 10 moves to specific bit and postpones，Its pressure of inert gas pressure storage bottle 5 is 0.8MPa，By inert gas tube 4, motlten metal 1 in crucible 2 is depressed at metal drop shower nozzle 10 through feed pipe 6，When thermocouple 17 detects molten metal temperature less than design temperature，Ring heater 18 starts and ensures the preferable mobility of motlten metal，Gas pressure regulator 9 starts，Noble gas with pressure promotes piston to realize metal drop injection，Wherein the range of regulation of gas pressure regulator is 0-0.8MPa；
(4) when printing print point on non-crystaline amorphous metal part, round turntable 14 drives metal drop shower nozzle 10, liquid nitrogen jet pipe 1 and liquid nitrogen jet pipe 2 16 are first lowered down at this print point 0.1-0.5mm, its pressure of high-pressure nitrogen bottle 21 provides liquid nitrogen by liquid nitrogen pipe 7 for liquid nitrogen jet pipe 1 and liquid nitrogen jet pipe 2 16 for 0.3-0.8MPa, liquid nitrogen jet pipe 2 16 first sprays liquid nitrogen in this point makes deposition substrate 19 environment cool down, this print point moves to metal drop shower nozzle 10 and sprays molten metal drop, then this print point moves to liquid nitrogen jet pipe 1 and makes deposition molten drop quickly cool down at this point fill-before-fire liquid nitrogen and fades to amorphous state；
(5), after completing one layer of jet printing in the same fashion by scanning track, shower nozzle rises a printable layer thickness, repeat the above steps (3)-(4), is finally completed preparation and the forming process of non-crystaline amorphous metal part；
Non-crystaline amorphous metal described in the utility model includes La base, Zr base, Mg base, Al base, Ti base, Pd base, Fe base, Cu base, Ce base noncrystal alloy.
Translational speed 10-100mm/s of deposition substrate 19 described in the utility model, set deposition substrate temperature is that zero degrees celsius arrives subzero 30 degrees Celsius；
Step described in the utility model (3) sets liquid nitrogen jet pipe 2 16 and liquid nitrogen jet pipe 1 axial connecting line and X-axis positive direction angle α (0 ° < α < 180 °), it it is initial position during α=0 °, metal drop jet path and X-axis positive direction angle β, when jet path changes, hollow rotating platform 22 rotates to an angle, make α=β, it is ensured that metal drop shower nozzle 10, liquid nitrogen jet pipe 2 16 and liquid nitrogen jet pipe 1 place straight line, the most consistent with the motion platform direction of motion；The angle α and the angle β that arrange are absolute angle, and the positive and negative size of absolute angle difference determines that hollow rotating platform is suitable and rotates counterclockwise angle, and absolute angle numerical value is less than 180 °, it is to avoid winding situation occurs in liquid nitrogen pipe 7.
Claims (2)
- null1. an amorphous alloy material preparation and forming integrated 3D printing equipment，It is characterized in that: high-pressure liquid nitrogen tank by liquid nitrogen pipe 7 respectively with liquid nitrogen spray one、Liquid nitrogen spray two is connected，Switch one it is provided with in liquid nitrogen pipe，Inert gas pressure storage bottle is connected with crucible by inert gas tube one，It is outside equipped with rotary heating furnace for holding the crucible of motlten metal，Crucible is connected with metal drop shower nozzle by feed pipe，Switch two it is provided with on feed pipe，Inert gas pressure storage bottle is connected with metal drop shower nozzle through gas pressure regulator by inert gas tube two，Deposition substrate is fixed on the base of triaxial movement platform，Semiconductor cooling device is arranged on below deposition substrate，Round turntable is fixed by bolts to above hollow rotating platform，Metal drop shower nozzle and liquid nitrogen jet pipe one、Liquid nitrogen jet pipe two is fixed on the Z axis of triaxial movement platform by hollow rotating platform and round turntable，Metal drop shower nozzle is provided with heat ray filter，Ring heater and the installation of TC are inside the heat ray filter of metal drop shower nozzle.
- A kind of amorphous alloy material the most according to claim 1 preparation and forming integrated 3D printing equipment, it is characterized in that: described semiconductor cooling device is by upper electrode, fin, rheostat, fan, power supply, quasiconductor, bottom electrode forms, upper electrode is arranged on below deposition substrate, and upper base part sets gradually quasiconductor, bottom electrode, fin and fan, and the both positive and negative polarity of power supply is connected with the bottom electrode left and right sides, form loop, loop is provided with rheostat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620330184.2U CN205519653U (en) | 2016-04-19 | 2016-04-19 | Metallic glass material preparation and integrated 3D printing device that takes shape |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620330184.2U CN205519653U (en) | 2016-04-19 | 2016-04-19 | Metallic glass material preparation and integrated 3D printing device that takes shape |
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| CN205519653U true CN205519653U (en) | 2016-08-31 |
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| CN201620330184.2U Withdrawn - After Issue CN205519653U (en) | 2016-04-19 | 2016-04-19 | Metallic glass material preparation and integrated 3D printing device that takes shape |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105728728A (en) * | 2016-04-19 | 2016-07-06 | 吉林大学 | Preparation and forming integrated three-dimensional printing method and preparation and forming integrated three-dimensional printing device for amorphous alloy materials |
| CN108220643A (en) * | 2018-01-29 | 2018-06-29 | 华中科技大学 | A kind of preparation method of tungsten particle enhancing metallic glass composite |
| CN112867596A (en) * | 2018-11-06 | 2021-05-28 | 陶氏环球技术有限责任公司 | Additive manufacturing of olefin block copolymers and articles made therefrom |
-
2016
- 2016-04-19 CN CN201620330184.2U patent/CN205519653U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105728728A (en) * | 2016-04-19 | 2016-07-06 | 吉林大学 | Preparation and forming integrated three-dimensional printing method and preparation and forming integrated three-dimensional printing device for amorphous alloy materials |
| CN108220643A (en) * | 2018-01-29 | 2018-06-29 | 华中科技大学 | A kind of preparation method of tungsten particle enhancing metallic glass composite |
| CN112867596A (en) * | 2018-11-06 | 2021-05-28 | 陶氏环球技术有限责任公司 | Additive manufacturing of olefin block copolymers and articles made therefrom |
| CN112867596B (en) * | 2018-11-06 | 2023-09-19 | 陶氏环球技术有限责任公司 | Additive manufacturing of olefin block copolymers and articles made therefrom |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160831 Effective date of abandoning: 20170405 |
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| AV01 | Patent right actively abandoned |