... Abstract Additive Manufacturing (AM), or 3D printing, has transformed traditional manufacturing by allowing the layer-by-layer construction of objects from digital models. This study addresses warping in Acrylonitrile Butadiene Styrene (ABS) Fused Filament Fabrication (FFF) by proposing infill...

..., in addition to generating up to 21% quicker prints with 66% less wasted motion, also increases absorbed energy in compression for some structures and has little or no impact on peak force. Keywords: material extrusion, fused filament fabrication, strength improvement, toolpath planning 1 INTRODUCTION Additive...

... Abstract Fused filament fabrication (FFF) has gained widespread recognition across diverse industries owing to its rapid prototyping and cost-effectiveness advantages. As a result, it is the most prevalent modality for desktop 3D printing. However, FFF can be susceptible to a variety...

... Abstract Warpage in Additive Manufacturing (AM) is one of the major unsolved problems, especially with Fused Filament Fabrication (FFF). As layers cool, internal stresses cause non-uniform shrinkage, resulting in undesirable shapes and therefore limited applicability in precision industrial...

...Proceedings of the ASME 2023 18th International Manufacturing Science and Engineering Conference MSEC2023 June 12-16, 2023, New Brunswick, NJ, USA MSEC2023-105178 HIGHLY PARSIMONIOUS MULTI-FIDELITY LEARNING OF PROCESS PARAMETERPERFORMANCE RELATIONSHIPS: A CASE STUDY WITH FUSED FILAMENT FABRICATION...

... with surface texture. A test structure was created from 17-4 PH stainless steel using a metal fused filament fabrication system. The performance of the printed porous structure was evaluated using a steel ball in a ball-on-flat reciprocating tribometer under lubricated conditions with mineral oil. By comparing...

... Matthew Hanson Washington State University Tri-Cities Richland, WA Che-Hao Yang Washington State University Tri-Cities Richland, WA ABSTRACT Fused Filament Fabrication (FFF) is one of the common methods among the Additive Manufacturing (AM) processes. In this study, hemp fiber, a sustainable, and fast...

... a fundamental compromise between the achievable geometric fidelity and the printing throughput. We explore a Multiplexed Fused Filament Fabrication (MF3) approach in which an array of FFF extruders concurrently prints different sections of the same part using small layer heights and line widths. Mounting all...

... Abstract Fused filament fabrication (FFF), a type of extrusion-based additive manufacturing method, has proven its suitability for the production of highly complex components without costly tooling. However, traditional FFF systems are restricted to planar layer deposition, which results...

... and a novel methodology for performing thermal topology optimization of heats sinks using ANSYS workbench software. To manufacture the complex design of the heat sink, Fused Filament Fabrication technique commonly known as 3D printing process was used. Virtual Foundry’s Copper-PLA filament having 90% copper...

... ABSTRACT Fused filament fabrication (FFF) is one of the most broadly used additive manufacturing technologies, which possesses the advantage of a reduction in fabrication time and cost for complex-structural parts. FFF-fabricated continuous carbon fiber reinforced thermoplastic (C-CFRTP) composites have...

.... In this study, fused filament fabrication (FFF) was coupled with layer-by-layer shot peening to study the dynamic mechanical properties of ABS 430 polymer using dynamic mechanical analysis (DMA). FFF is a heated extrusion process. Shot peening is a mechanical surface treatment that impinges a target...

... Abstract This work describes an experimental study to assess if analytical and empirical models can estimate the risk of warping deviation for parts made using fused filament fabrication based on part geometry. We also examine how the accuracy of the prediction varies for different machines...

... Abstract Fused filament fabrication (FFF) is one of the most researched techniques in the field of additive manufacturing because of its fast and cost-effective nature. However, the surface quality of these printed parts suffers because of the stairstepping effect, which leads to visible layer...

..., the objectives of this work are two-fold: (1) to develop and apply a finite element-based framework that captures the transient thermal phenomena in the fused filament fabrication (FFF) additive manufacturing of acrylonitrile butadiene styrene (ABS) parts, and (2) validate the model-derived thermal profiles...

... Abstract Despite numerous applications of Fused Filament Fabrication (FFF), the poor surface finish, being an inherent defect, is major obstruction against utilization of prototypes for rapid casting applications. The conventional finishing methods are effective, however, the dimensional...