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Keywords: 3D printing
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Proceedings Papers

Proc. ASME. IMECE2020, Volume 14: Safety Engineering, Risk, and Reliability Analysis, V014T14A040, November 16–19, 2020
Paper No: IMECE2020-23694
... Abstract 3D printing has enabled new avenues to design and fabricate diverse structures for engineering applications, such as mechanically efficient lattices. Lattices are useful as implants for biological applications for supporting in vivo loads. However, inconsistencies in 3D printing...
Proceedings Papers

Proc. ASME. IMECE2020, Volume 12: Mechanics of Solids, Structures, and Fluids, V012T12A031, November 16–19, 2020
Paper No: IMECE2020-23957
... Abstract This study reports the design, fabrication, and a two-dimensional numerical analysis to identify the optimal operating parameters of a novel microfluidic co-culture platform with an integrated pressure-controlled valve. Replica molding using 3D printed PDMS molds were used...
Proceedings Papers

Proc. ASME. IMECE2020, Volume 6: Design, Systems, and Complexity, V006T06A013, November 16–19, 2020
Paper No: IMECE2020-23710
... as examples of the generated results. 3D printing additive manufacturing DfAM education creativity teaching remote teaching TEACHING CREATIVITY AS A METHOD TO OVERCOME LIMITATIONS IN DESIGN FOR ADDITIVE MANUFACTURING Sergei Chekurov1 Aalto University Espoo, Finland ABSTRACT This paper describes...
Proceedings Papers

Proc. ASME. IMECE2020, Volume 7A: Dynamics, Vibration, and Control, V07AT07A008, November 16–19, 2020
Paper No: IMECE2020-23138
... Abstract This paper reports on design, fabrication, and kinematics modeling of a 3D printed soft parallel robot equipped with soft pneumatic actuators. Soft robotics is an emerging field of research which facilitates safe human machine interface. Soft elastomeric actuators made through molding...
Proceedings Papers

Proc. ASME. IMECE2020, Volume 2A: Advanced Manufacturing, V02AT02A038, November 16–19, 2020
Paper No: IMECE2020-23322
... in partnership with GKN Aerospace specifically for the production of Ti-6Al-4V pre-forms for aerospace components. A large-scale structural demonstrator component is presented as a case-study in which not just control, but the entire 3D printing workflow for m-BAAM is discussed in detail, including design...
Proceedings Papers

Proc. ASME. IMECE2020, Volume 2A: Advanced Manufacturing, V02AT02A040, November 16–19, 2020
Paper No: IMECE2020-23730
... additive manufacturing carbon fiber-reinforced composite 3D printing composite mold autoclave tooling numerical analysis wire embedding Notice: This manuscript has been authored by UT-Battelle, LLC, under Contract No. DE-AC0500OR22725 with the U.S. Department of Energy. The United States...
Proceedings Papers

Proc. ASME. IMECE2020, Volume 2A: Advanced Manufacturing, V02AT02A052, November 16–19, 2020
Paper No: IMECE2020-24501
..., sandwich panels in this study can extend the range of applications for AM composites that require lightweight structures, high mechanical performance as well as the desired component complexity. thermoset composites sandwich panels 3D printing short fiber high strength direct write DIRECT...
Proceedings Papers

Proc. ASME. IMECE2020, Volume 2A: Advanced Manufacturing, V02AT02A053, November 16–19, 2020
Paper No: IMECE2020-24525
... of the light-assisted, hybrid manufacturing to fabricate mechanically strong parts at high geometrical resolution. thermoset 3D printing direct write hybrid AM LIGHT ASSISTED HYBRID DIRECT WRITE ADDITIVE MANUFACTURING OF THERMOSETS Abdulrahman Alrashdan1, William Jordan Wright1 Emrah CELIK1...
Proceedings Papers

Proc. ASME. IMECE2019, Volume 2A: Advanced Manufacturing, V02AT02A058, November 11–14, 2019
Paper No: IMECE2019-11615
... tensile data, and a preliminary finite-element simulation of a soft prosthetic finger is performed to demonstrate the potential role of predictive simulations in 3D-printed product design. 3D printing additive manufacturing FDM elastomer process parameters mechanical properties constitutive...
Proceedings Papers

Proc. ASME. IMECE2019, Volume 2A: Advanced Manufacturing, V02AT02A060, November 11–14, 2019
Paper No: IMECE2019-11698
... mechanical engineering students use them for prototyping in their projects. The quality of the 3D printed parts has been a concern in such cases. There are many variables within the operation of these printers that can be varied to obtain optimum print quality. This study explores the use of externally...
Proceedings Papers

Proc. ASME. IMECE2019, Volume 2A: Advanced Manufacturing, V02AT02A054, November 11–14, 2019
Paper No: IMECE2019-11101
... Abstract The open-loop process by which 3D printers operate often leads to significant time and material losses due to print failures. A challenge in Additive Manufacturing (AM) is assessing 3D-printed parts mid-print for the dimensional stability of the internal structures...
Proceedings Papers

Proc. ASME. IMECE2019, Volume 2A: Advanced Manufacturing, V02AT02A064, November 11–14, 2019
Paper No: IMECE2019-11999
... printer. 3D printing PolyJet printing thermal glass transition temperature EXPERIMENTAL INVESTIGATION OF POLYJET 3D PRINTING PROCESS: EFFECTS OF ORIENTATION AND LAYER THICKNESS ON THERMAL GLASS TRANSITION TEMPERATURE Jackson Sanders, Xingjian Wei, Zhijian Pei Department of Industrial...
Proceedings Papers

Proc. ASME. IMECE2019, Volume 12: Advanced Materials: Design, Processing, Characterization, and Applications, V012T10A040, November 11–14, 2019
Paper No: IMECE2019-11361
... to examine how the stiffness and Poisson’s ratio are affected by static load conditions and also how the dynamic loads are transmitted through the auxetic structure. The static FEA models were verified through experimental testing. Advanced additive manufacturing (3D printing) techniques such as Fused...
Proceedings Papers

Proc. ASME. IMECE2019, Volume 12: Advanced Materials: Design, Processing, Characterization, and Applications, V012T10A074, November 11–14, 2019
Paper No: IMECE2019-11340
... negative Poisson’s ratio cross chiral honeycomb 3D printing additive manufacturing finite element analysis MECHANICAL PROPERTIES OF INTERLOCKING CELL STRUCTURE FOR SOFT EXOSKELETON SUITS Dongchan Lee NEOSYSTEM Co. Ltd. #305, 501, Baekjegobun-ro, Songpa-gu Seoul, Korea Chulho Yang1 Mechanical...
Proceedings Papers

Proc. ASME. IMECE2019, Volume 14: Design, Systems, and Complexity, V014T14A013, November 11–14, 2019
Paper No: IMECE2019-11354
... the technical benefits of AM. DfAM 3D printing limitations opportunities CATEGORIZATION OF DESIGN FOR ADDITIVE MANUFACTURING CONCEPTS Sergei Chekurov1 Aalto University Espoo, Finland ABSTRACT Design for AM (DfAM) has become a widely followed research field with practitioners outside of the research...
Proceedings Papers

Proc. ASME. IMECE2019, Volume 7: Fluids Engineering, V007T08A009, November 11–14, 2019
Paper No: IMECE2019-10790
... and outlet. There are two magnets outside of the housing attached to a rotating apparatus that move the ferrofluid around. The ferrofluid then moves around the channel, taking in and moving water through the channel towards the outlet. The pump was fabricated using a 3D printing technique. The pump...
Proceedings Papers

Proc. ASME. IMECE2019, Volume 3: Biomedical and Biotechnology Engineering, V003T04A020, November 11–14, 2019
Paper No: IMECE2019-10347
... of the mitral valve and preoperative planning of the repair, we and other groups research patient-specific mitral valve replicas. The mitral valve is segmented from 3D ultrasound image data of the heart and a corresponding casting mold is designed and 3D printed. With it, the mitral valve replica is cast out...
Proceedings Papers

Proc. ASME. IMECE2019, Volume 3: Biomedical and Biotechnology Engineering, V003T04A069, November 11–14, 2019
Paper No: IMECE2019-10616
... Abstract This paper presents the results of an investigative study on the development of an affordable and functional prosthetic foot for below knee amputees. A prototype was successfully manufactured using 3D printing technology. This continuously evolving technology enables the rapid...
Proceedings Papers

Proc. ASME. IMECE2019, Volume 9: Mechanics of Solids, Structures, and Fluids, V009T11A004, November 11–14, 2019
Paper No: IMECE2019-11674
..., and toughness when loaded parallel to its print layers then when loaded normal to its print layers. The effects of infill density on tensile properties vary depending on loading direction relative to the print layer direction. NinjaFlex ® 3D printing fused deposition modeling material characterization...