Efficient Path Planning of Secondary Additive Manufacturing Operations

We have designed a path planner for an additive manufacturing (AM) prototype that consists of two robotic arms which collaborate on a single part. Theoretically, with two nozzle equipped arms, a part can be 3D printed twice as fast. Moreover, equipping the second robot with a machining tool enables...

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Main Authors: McQueen Keimargeo, Darensbourg Sara, Moore Carl, Dickens Tarik, Allen Clement
Format: Article
Language:English
Published: EDP Sciences 2018-01-01
Series:MATEC Web of Conferences
Online Access:https://doi.org/10.1051/matecconf/201824903011
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author McQueen Keimargeo
Darensbourg Sara
Moore Carl
Dickens Tarik
Allen Clement
author_facet McQueen Keimargeo
Darensbourg Sara
Moore Carl
Dickens Tarik
Allen Clement
author_sort McQueen Keimargeo
collection DOAJ
description We have designed a path planner for an additive manufacturing (AM) prototype that consists of two robotic arms which collaborate on a single part. Theoretically, with two nozzle equipped arms, a part can be 3D printed twice as fast. Moreover, equipping the second robot with a machining tool enables the completion of secondary operations like hole reaming or surface milling before the printing is finished. With two arms in the part space care must be taken to ensure that the arms collaborate intelligently; in particular, tasks must be planned so that the robots do not collide. This paper discusses the development of a robot path planner to efficiently print segments with two arms, while maintaining a safe distance between them. A solution to the travelling salesman problem, an optimal path planning problem, was used to successfully determine the robots path plans while a simple nozzle-to-nozzle distance calculation was added to represent avoiding robot-to-robot collisions. As a result, in simulation, the average part completion time was reduced by 45% over the single nozzle case. Importantly, the algorithm can theoretically be run on n-robots, so time reduction possibilities are large.
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spelling doaj.art-71d43d983c774ea78bf4b63a1a60dbd52022-12-21T19:54:19ZengEDP SciencesMATEC Web of Conferences2261-236X2018-01-012490301110.1051/matecconf/201824903011matecconf_icmmm2018_03011Efficient Path Planning of Secondary Additive Manufacturing OperationsMcQueen Keimargeo0Darensbourg Sara1Moore Carl2Dickens Tarik3Allen Clement4Dept. of Computer and Information Sciences, Florida A&M UniversityDept. of Computer and Information Sciences, Florida A&M UniversityDept. of Mechanical Engineering, FAMU-FSU College of EngineeringDept. of Industrial Engineering, FAMU-FSU College of EngineeringDept. of Computer and Information Sciences, Florida A&M UniversityWe have designed a path planner for an additive manufacturing (AM) prototype that consists of two robotic arms which collaborate on a single part. Theoretically, with two nozzle equipped arms, a part can be 3D printed twice as fast. Moreover, equipping the second robot with a machining tool enables the completion of secondary operations like hole reaming or surface milling before the printing is finished. With two arms in the part space care must be taken to ensure that the arms collaborate intelligently; in particular, tasks must be planned so that the robots do not collide. This paper discusses the development of a robot path planner to efficiently print segments with two arms, while maintaining a safe distance between them. A solution to the travelling salesman problem, an optimal path planning problem, was used to successfully determine the robots path plans while a simple nozzle-to-nozzle distance calculation was added to represent avoiding robot-to-robot collisions. As a result, in simulation, the average part completion time was reduced by 45% over the single nozzle case. Importantly, the algorithm can theoretically be run on n-robots, so time reduction possibilities are large.https://doi.org/10.1051/matecconf/201824903011
spellingShingle McQueen Keimargeo
Darensbourg Sara
Moore Carl
Dickens Tarik
Allen Clement
Efficient Path Planning of Secondary Additive Manufacturing Operations
MATEC Web of Conferences
title Efficient Path Planning of Secondary Additive Manufacturing Operations
title_full Efficient Path Planning of Secondary Additive Manufacturing Operations
title_fullStr Efficient Path Planning of Secondary Additive Manufacturing Operations
title_full_unstemmed Efficient Path Planning of Secondary Additive Manufacturing Operations
title_short Efficient Path Planning of Secondary Additive Manufacturing Operations
title_sort efficient path planning of secondary additive manufacturing operations
url https://doi.org/10.1051/matecconf/201824903011
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