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US 2023/0302530 A1Published application
Direct Thixotropic Metal 3D Printing and Apparatus
AssigneeDrexel University
InventorsGongyao Zhou, Yifan Fei, Jie Xu
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Abstract
A device and method of thixotropic mixing and 3D printing of alloys is provided. The method includes the steps of locating a thixotropic mixer having a discharge nozzle above a substrate; adding a molten alloy to the mixer; locating the nozzle between about 1 mm and about 20 mm from the substrate; and extruding the alloy from the nozzle onto the substrate.
Claims20
A method of thixotropic mixing and 3D printing of alloys comprising the steps of:
- (a) locating a thixotropic mixer having a discharge nozzle above a substrate;
- (b) adding a molten alloy to the mixer;
- (c) locating the nozzle between about 1 mm and about 20 mm from the substrate;
- and
- (d) extruding the alloy through the nozzle onto the substrate.
2 more elements
A method of printing a thixotropic alloy comprising the steps of:
- (a) forming a two-phase slurry, containing a plurality of β-phase grains dispersed in a molten α-phase;
- and
- (b) feeding the slurry into an extruder for 3D printing.
A method of 3D printing an alloy comprising the steps of:
- (a) forming a thixotropic alloy;
- (b) drawing the alloy into a filament;
- and
- (c) feeding the filament into an extruder for 3D printing.
1 more element
Dependencies are inferred from the claim text.