Multi-axis support-free printing of freeform parts with lattice infill structures

Y Li, K Tang, D He, X Wang - Computer-Aided Design, 2021 - Elsevier
In additive manufacturing, infill structures are commonly used to reduce the weight and cost
of a solid part. Currently, most infill structure generation methods are based on the …

Efficient representation and optimization for TPMS-based porous structures

J Hu, S Wang, B Li, F Li, Z Luo… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
In this approach, we present an efficient topology and geometry optimization of triply
periodic minimal surfaces (TPMS) based porous shell structures, which can be represented …

Extrusion-based ceramics printing with strictly-continuous deposition

J Hergel, K Hinz, S Lefebvre… - ACM Transactions on …, 2019 - dl.acm.org
We propose a method for integrated tool path planning and support structure generation
tailored to the specific constraints of extrusion-based ceramics printing. Existing path …

Displaced signed distance fields for additive manufacturing

A Brunton, LA Rmaileh - ACM Transactions on Graphics (TOG), 2021 - dl.acm.org
We propose displaced signed distance fields, an implicit shape representation to accurately,
efficiently and robustly 3D-print finely detailed and smoothly curved surfaces at native device …

Self-supporting lamellae: Shape variation methods for the 3D concrete printing of large overhang structures

S Huang, W Xu, A Anton, B Dillenburger - Additive Manufacturing, 2024 - Elsevier
Abstract 3D Concrete Printing (3DCP) is considered a solution to confront both labor
shortages and material waste in the construction industry. However, to realize non-standard …

[HTML][HTML] Support-free hollowing with spheroids and efficient 3D printing utilizing circular printing motions based on Voronoi diagrams

S Choi, J Ryu, M Lee, J Cha, H Kim, C Song… - Additive Manufacturing, 2020 - Elsevier
Extrusion-based printing frequently requires a hollowing step to remove material from inside
of artifacts and subsequently reduce the amount of material, printing time, product weight …

Variable-width contouring for additive manufacturing

S Hornus, T Kuipers, O Devillers, M Teillaud… - ACM Transactions on …, 2020 - dl.acm.org
In most layered additive manufacturing processes, a tool solidifies or deposits material while
following pre-planned trajectories to form solid beads. Many interesting problems arise in …

Scaffolding Generation using a 3D Physarum Polycephalum Simulation

D Ehrlich, M Hakimshafaei, O Elek - Proceedings of the 7th Annual ACM …, 2022 - dl.acm.org
In this demo, we present a novel technique for defining topologically optimal scaffoldings for
3D printed objects using a Monte Carlo algorithm based on the foraging behavior of the …

[HTML][HTML] A New Slicer-Based Method to Generate Infill Inspired by Sandwich-Patterns for Reduced Material Consumption

P Steck, D Schuler, C Witzgall, S Wartzack - Materials, 2024 - mdpi.com
This work presents a novel infill method for additive manufacturing, specifically designed to
optimize material use and enhance stiffness in fused filament fabrication (FFF) parts through …

Geometric Computing Based Enabler for Multi-axis Additive Manufacturing

T Zhang - 2024 - search.proquest.com
This doctoral thesis focuses on multi-axis additive manufacturing, where extrusion-based
printing technology is the main research object. The system comprehensively covers the …