Rapid Prototyping Journal: Volume 29 Issue 2

Compressive response of selective laser-melted lattice structures with different strut sizes based on theoretical, numerical and experimental approaches

Xina Huang, Shoubin Ding, Lihui Lang, Shuili Gong

The purpose of this paper is to investigate the effect of strut size on the compressive response for selective laser-melted lattice structure with a body-centered cubic (BCC) unit…

Mixed-mode load bearing estimation of the cracked additively manufactured materials using stress/strain-based models

Behnam Ameri, Fathollah Taheri-Behrooz, Hamid Reza Majidi, Mohammad Reza Mohammad Aliha

The main aim of this study is to investigate the mixed-mode I/II failure and the cracking manner of three-dimensional (3D)-printed components made by the fused deposition modeling…

Modeling SEBM process of tantalum lattices

Mingkai Yue, Meie Li, Ning An, Kun Yang, Jian Wang, Jinxiong Zhou

Selective electron beam melting (SEBM) is one of the popular powder-bed additive manufacturing (AM) technologies. The purpose of this paper is to develop a simulation strategy for…

A new multiobjective optimization adaptive layering algorithm for 3D printing based on demand-oriented

Xiaoqi Wang, Jianfu Cao, Ye Cao

Adaptive slicing is a key step in 3D printing as it is closely related to the building time and the surface quality. This study aims to develop an adaptive layering algorithm that…

Force-flow guided reinforcement design of homogeneous mesoscale structure in additive manufacturing

Ying Yu, Huan Huang, Shuo Wang, Shuaishuai Li, Yu Wang

The mesoscale structure (MS) has a significant impact on the mechanical performance of parts made by additive manufacturing (AM). This paper aims to explore the design and…

Impact energy absorption and fracture mechanism of FFF made fiberglass reinforced polymer composites

Ashish R. Prajapati, Harshit K. Dave, Harit K. Raval

The fiber reinforced polymer composites are becoming more critical because of their exceptional mechanical properties and lightweight structures. Fused filament fabrication (FFF…

3D-printed medical models supply chain: barriers modeling and analysis

Virendra Kumar Verma, Sachin S. Kamble, L. Ganapathy

This study aims to identify 3D-printed medical model (3DPMM) supply chain barriers that affect the supply chain of 3DPMM in the Indian context and investigate the…

A novel methodology to manufacture complex metallic sudden overhangs in weld-deposition based additive manufacturing

Jayaprakash Sharma Panchagnula, Suryakumar Simhambhatla

Amongst various additive manufacturing (AM) techniques for realizing the complex metallic objects, weld-deposition (arc)-based directed energy AM technique is attaining more focus…

Thermal modeling of directed energy deposition additive manufacturing using graph theory

Alex Riensche, Jordan Severson, Reza Yavari, Nicholas L. Piercy, Kevin D. Cole, Prahalada Rao

The purpose of this paper is to develop, apply and validate a mesh-free graph theory–based approach for rapid thermal modeling of the directed energy deposition (DED) additive…

A graph-based path planning method for additive manufacturing of continuous fiber-reinforced planar thin-walled cellular structures

Guoquan Zhang, Yaohui Wang, Jian He, Yi Xiong

Composite cellular structures have wide application in advanced engineering fields due to their high specific stiffness and strength. As an emerging technology, continuous…

The effect of layer height and post-curing temperature on the shape memory properties of smart polymers in vat photopolymerization

Anna Danielak, Siddharth Singh Chauhan, Aminul Islam, Jacek Andrzejewski, David Bue Pedersen

The purpose of this paper is to evaluate the influence of layer thickness and post-curing temperature on shape memory properties in components manufactured by stereolithography.

Evaluation of Cu-Ti dissimilar interface characteristics for wire arc additive manufacturing process

Avinash Mishra, Amrit Raj Paul, Manidipto Mukherjee, Rabesh Kumar Singh, Anuj Kumar Sharma

The purpose of this research is to show the characteristics of a Cu–Ti dissimilar interface produced by a wire arc-based additive manufacturing process. The purpose of this…

Applying graded material transitions with low-cost additive manufacturing

Cole Brauer, Daniel Aukes

Multimaterial components possess material boundaries that introduce potential points of failure. Graded material transitions can help mitigate the impact of these abrupt property…

Comparative study on the properties of 17-4 PH stainless steel parts made by metal fused filament fabrication process and atomic diffusion additive manufacturing

Fulvio Lavecchia, Alessandro Pellegrini, Luigi Maria Galantucci

This paper aims to provide a comparison between the mechanical performance and microstructural aspects of stainless steel 17-4 PH processed using, respectively, two technologies…

The development of a radial based integrated network for the modelling of 3D fused deposition

Wafa' AlAlaween, Omar Abueed, Belal Gharaibeh, Abdallah Alalawin, Mahdi Mahfouf, Ahmad Alsoussi, Nibal Albashabsheh

The purpose of this research paper is to investigate and model the fused deposition modelling (FDM) process to predict the mechanical attributes of 3D printed specimens.