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3D vision assisted flexible robotic assembly of machine components

Robotic assembly systems either make use of expensive fixtures to hold components in predefined locations, or the poses of the components are determined using various machine vision techniques. Vision-guided assembly robots can handle subtle variations in geometries and poses of parts. Therefore, th...

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Main Authors: Phil Ogun, Zahid Usman, Karthick Dharmaraj, Michael Jackson
Format: Default Conference proceeding
Published: 2015
Subjects:
Online Access:https://hdl.handle.net/2134/25454
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author Phil Ogun
Zahid Usman
Karthick Dharmaraj
Michael Jackson
author_facet Phil Ogun
Zahid Usman
Karthick Dharmaraj
Michael Jackson
author_sort Phil Ogun (1247766)
collection Figshare
description Robotic assembly systems either make use of expensive fixtures to hold components in predefined locations, or the poses of the components are determined using various machine vision techniques. Vision-guided assembly robots can handle subtle variations in geometries and poses of parts. Therefore, they provide greater flexibility than the use of fixtures. However, the currently established vision-guided assembly systems use 2D vision, which is limited to three degrees of freedom. The work reported in this paper is focused on flexible automated assembly of clearance fit machine components using 3D vision. The recognition and the estimation of the poses of the components are achieved by matching their CAD models with the acquired point cloud data of the scene. Experimental results obtained from a robot demonstrating the assembly of a set of rings on a shaft show that the developed system is not only reliable and accurate, but also fast enough for industrial deployment.
format Default
Conference proceeding
id rr-article-9549236
institution Loughborough University
publishDate 2015
record_format Figshare
spelling rr-article-95492362015-01-01T00:00:00Z 3D vision assisted flexible robotic assembly of machine components Phil Ogun (1247766) Zahid Usman (7150766) Karthick Dharmaraj (1257051) Michael Jackson (1258797) Mechanical engineering not elsewhere classified 3D vision Robotics Automated assembly Object recognition Point cloud matching Mechanical Engineering not elsewhere classified Robotic assembly systems either make use of expensive fixtures to hold components in predefined locations, or the poses of the components are determined using various machine vision techniques. Vision-guided assembly robots can handle subtle variations in geometries and poses of parts. Therefore, they provide greater flexibility than the use of fixtures. However, the currently established vision-guided assembly systems use 2D vision, which is limited to three degrees of freedom. The work reported in this paper is focused on flexible automated assembly of clearance fit machine components using 3D vision. The recognition and the estimation of the poses of the components are achieved by matching their CAD models with the acquired point cloud data of the scene. Experimental results obtained from a robot demonstrating the assembly of a set of rings on a shaft show that the developed system is not only reliable and accurate, but also fast enough for industrial deployment. 2015-01-01T00:00:00Z Text Conference contribution 2134/25454 https://figshare.com/articles/conference_contribution/3D_vision_assisted_flexible_robotic_assembly_of_machine_components/9549236 CC BY-NC-ND 4.0
spellingShingle Mechanical engineering not elsewhere classified
3D vision
Robotics
Automated assembly
Object recognition
Point cloud matching
Mechanical Engineering not elsewhere classified
Phil Ogun
Zahid Usman
Karthick Dharmaraj
Michael Jackson
3D vision assisted flexible robotic assembly of machine components
title 3D vision assisted flexible robotic assembly of machine components
title_full 3D vision assisted flexible robotic assembly of machine components
title_fullStr 3D vision assisted flexible robotic assembly of machine components
title_full_unstemmed 3D vision assisted flexible robotic assembly of machine components
title_short 3D vision assisted flexible robotic assembly of machine components
title_sort 3d vision assisted flexible robotic assembly of machine components
topic Mechanical engineering not elsewhere classified
3D vision
Robotics
Automated assembly
Object recognition
Point cloud matching
Mechanical Engineering not elsewhere classified
url https://hdl.handle.net/2134/25454