Browsing 2006 International Solid Freeform Fabrication Symposium by Title
Now showing items 28-47 of 68
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Generation of Micro Mechanical Devices Using Stereo Lithography
(2006-09-14)A high resolution machining setup for creating three-dimensional precision components from a UV-curable photo-resin has been developed. By using frequency-converted diode-pumped solid state lasers, functional micro-mechanical ... -
High Density Selective Laser Melting of Waspaloy®
(2006-09-14)In this work, high density Waspaloy® specimens were produced using specially assembled laboratory equipment by Selective Laser Melting (SLM). SLM of Waspaloy® powder was performed using a high power pulsed Nd:YAG laser. ... -
High Speed Sintering – Continuing Research into a New Rapid Manufacturing Process
(2006)High Speed Sintering (HSS) is an emerging layer manufacturing technique aiming to break into the lucrative field of Rapid Manufacturing (RM). The process is likened to Selective Laser Sintering (SLS), however, instead ... -
Hybrid Prototypes to Assist Modeling Automotive Seats
(2006)The development of new modular seats is an important issue in the automotive industry. However, is very time consuming and costly. Virtual models and hybrid prototypes could accelerate the car seats development process. ... -
Improving Linear Weld Density in Ultrasonically Consolidated Parts
(2006-09-14)Ultrasonic consolidation is a novel additive manufacturing process with immense potential for fabrication of complex shaped three-dimensional metallic objects from metal foils. The proportion of bonded area to unbonded ... -
Integration of Direct-Write (DW) and Ultrasonic Consolidation (UC) Technologies to Create Advanced Structures with Embedded Electrical Circuitry
(2006-09-14)In many instances conductive traces are needed in small, compact and enclosed areas. However, with traditional manufacturing techniques, embedded electrical traces or antenna arrays have not been a possibility. By ... -
An Investigation of Gas-Powder Flow in Laser-Based Direct Metal Deposition
(2006-09-14)Laser-Based Direct Metal Deposition (LBDMD) is a blown-powder laser deposition process which can produce fully-dense and metallurgicaly sound parts by a layered manufacturing method. Since a deposition head equipped with ... -
Laser Printing of Polymeric Materials
(2006-09-14)Electrophotography, the basis of photocopying and laser printing, is a reliable and well developed method of precisely depositing fine powders to form text or images. The process is highly adaptable to different types ... -
Layer Formation Studies in Selective Laser Melting of Steel Powders
(2006)This paper advances the findings of the selective laser melting (SLM) of tool steel and stainless steel powders. The distinguishing feature is the melting of single layers in deep powder beds by a continuous CO2 laser. ... -
Localized Preheating Approaches for Reducing Residual Stress in Additive Manufacturing
(2006)Uniform preheating can be used to limit residual stress in the solid freeform fabrication of relatively small parts. However, in additive manufacturing processes, where a feature is deposited onto a much larger part, ... -
Mass Customization of Foot Orthosis for Rheumatoid Arthritis
(2006)Rheumatoid arthritis (RA) is an inflammatory disease, which can cause pain, stiffness, and swelling in the joints of hands and feet. The foot is a major site for RA involvement and a major source of disability resulting ... -
Material Issues of the Metal Printing Process, MPP
(2006)The metal printing process, MPP; is a novel Rapid Manufacturing process under development at SINTEF and NTNU in Trondheim, Norway. The process, which aims at the manufacturing of end-use products for demanding applications ... -
Maximum Height to Width Ratio of Freestanding Structures Built Using Ultrasonic Consolidation
(2006-09-14)Ultrasonic consolidation (UC) is a process whereby metal foils can be metallurgically bonded at or near room temperature. The UC process works by inducing high-speed differential motion (~20kHz) between a newly deposited ... -
ME Design and Freeform Fabrication of Compliant Cellular Materials with Graded Stiffness
(2006)Typically, cellular materials are designed for structural applications to provide stiffness or absorb impact via permanent plastic deformation. Alternatively, it is possible to design compliant cellular materials that ... -
Mechanical Behavior of SLS Components in Relation to the Build Orientation During the Sintering Process as Measured by ESPI
(2006)Selective Laser Sintering (SLS) allows producing real parts from CAD data from materials with different characteristics compared to the final model, presenting dissimilar mechanical properties between the prototype and ... -
Modeling and Verification of Error Propagation in Integrated Additive/Subtractive Multi-Directional Direct Manufacturing
(2006-09-14)Integrated additive-subtractive manufacturing, when applied in the framework of SolidFreeform-Fabrication (SFF) allows the fabrication of functional parts on single platform, directly from its computer model. Reduction in ... -
Multi-Material Ultrasonic Consolidation
(2006-09-14)Ultrasonic consolidation (UC) is a recently developed direct metal solid freeform fabrication process. While the process has been well-demonstrated for part fabrication in Al alloy 3003 H18, including with intricate ... -
Numerical Simulation and Prediction of Dilution During Laser Deposition
(2006)The laser additive manufacturing technique of laser deposition allows quick fabrication of fully-dense metallic components directly from Computer Aided Design (CAD) solid models. The applications of laser deposition ... -
Numerical Simulation of the Temperature Distribution and Solid-Phase Evolution in the LENS™ Process
(2006-09-14)A three-dimensional finite element model was developed and applied to analyze the temperature and phase evolution in deposited stainless steel 410 (SS410) during the Laser Engineered Net Shaping (LENSTM) rapid fabrication ... -
A Parametric Study of Part Distortions in FDM Using 3D FEA
(2006-09-14)We developed a finite element model to simulate the fused deposition modeling (FDM) process. The model considers the coupled thermal and mechanical analysis and incorporates the element activation function to mimic the ...
