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TECHNICAL PAPERS

Successive Deposition of Metals in Solid Freeform Fabrication Processes, Part 1: Thermomechanical Models of Layers and Droplet Columns

[+] Author and Article Information
R. K. Chin, J. L. Beuth, C. H. Amon

Department of Mechanical Engineering, Carnegie Mellon University, 5000 Forbes Ave., Pittsburgh, PA 15213

J. Manuf. Sci. Eng 123(4), 623-631 (May 01, 2000) (9 pages) doi:10.1115/1.1380199 History: Received September 01, 1999; Revised May 01, 2000
Copyright © 2001 by ASME
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References

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Figures

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Schematics of the shape deposition manufacturing (SDM) process and the microcasting deposition process used within SDM
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Schematics of successive deposition models for (a) multiple layers and (b) droplets on top of one another
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Mesh and boundary conditions for the 2-D axisymmetric model of droplets deposited on top of one another
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Transient temperature distributions for deposition of a single layer
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Transient stress distributions for deposition of a single layer
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Transient stress distributions for deposition of a second layer
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Final stress distributions for deposition of three layers at two limiting deposition rates
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Temperature distributions along r=0 after a second droplet is deposited on top of a first droplet
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Radial stress distributions along r=0 after a second droplet is deposited on top of a first droplet
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Final radial stress distributions along r=0 after deposition of three droplets on top of one another

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