Automated Quality Control of 3D Printed Tensile Specimen via Computer Vision

Rizwan Ullah*, Silas Gebrehiwot, Thumula Madduma Patabendige, Leonardo Espinosa-Leal

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

Abstract

This research explores the integration of a robotic arm using computer vision for automated quality control for sorting 3D printed tensile specimens. The study, conducted, focuses on utilizing a Niryo NED-2 robotic arm with a vision system. The robotic arm captures cross-sections of tensile specimen, and a Python program processes vision feeds, filtering images based on 2D contours. Tensile samples were manufactured using Fused Deposition Modeling (FDM) with PLA material, incorporating known offsets (both positive and negative). Their dimensions were predicted and compared with the actual geometrical measurements. Experimental results showcase the system's accuracy in measuring specimen dimensions, demonstrating low error rates. The study highlights the potential for automated quality control in additive manufacturing, presenting a valuable tool for Industry 4.0. The robotic arm's vision system proves effective in enhancing efficiency and reliability in 3D printing quality inspection processes.
Original languageEnglish
Title of host publicationSmart Technologies for a Sustainable Future
Subtitle of host publicationProceedings of the 21st International Conference on Smart Technologies & Education
EditorsMichael E. Auer, Reinhard Langmann, Dominik May, Kim Roos
Place of PublicationCham
PublisherSpringer
Pages245-252
Number of pages8
Volume2
ISBN (Electronic)978-3-031-61905-2
ISBN (Print)978-3-031-61904-5
DOIs
Publication statusPublished - 2024
MoE publication typeA4 Article in a conference publication
Event21st International Conference on Smart Technologies & Education (STE-2024) - Helsinki, Finland
Duration: 6 Mar 20248 Mar 2024

Publication series

SeriesLecture Notes in Networks and Systems
Volume1028
ISSN2367-3370

Conference

Conference21st International Conference on Smart Technologies & Education (STE-2024)
Country/TerritoryFinland
CityHelsinki
Period6/03/248/03/24

Keywords

  • Additive manufacturing
  • Industry 4.0
  • Machine vision
  • Robots

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