Optimization of the grinding trajectory of the engine piston skirt robot based on machine vision

Highlights (1) An automatic generation method of data points of the grinding path is proposed. The data points of the grinding path are automatically obtained by machine vision and digital image processing technology; (2) The evaluation criteria of the robot trajectory planning method are proposed....

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Main Authors: Na Lu, Youmin Wang, Jun Li
Format: Article
Language:English
Published: Springer 2023-03-01
Series:SN Applied Sciences
Subjects:
Online Access:https://doi.org/10.1007/s42452-023-05323-w
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author Na Lu
Youmin Wang
Jun Li
author_facet Na Lu
Youmin Wang
Jun Li
author_sort Na Lu
collection DOAJ
description Highlights (1) An automatic generation method of data points of the grinding path is proposed. The data points of the grinding path are automatically obtained by machine vision and digital image processing technology; (2) The evaluation criteria of the robot trajectory planning method are proposed. The root means square is used to compare the two polynomial interpolation methods with the cubic spline function interpolation method. Under the same working conditions, the interpolation method with a higher speed is selected can improve the grinding efficiency; (3) An improved method of particle swarm optimization is proposed. Based on the particle swarm algorithm with random weights, combined with the natural selection algorithm. The time-optimal trajectory optimization model is established, and the improved particle swarm algorithm is used to optimize the grinding trajectory time of the parts to obtain the optimal trajectory.
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spelling doaj.art-9136c234c50e4c92a451d9b5b120711f2023-03-22T12:03:02ZengSpringerSN Applied Sciences2523-39632523-39712023-03-015412210.1007/s42452-023-05323-wOptimization of the grinding trajectory of the engine piston skirt robot based on machine visionNa Lu0Youmin Wang1Jun Li2School of Mechanical Engineering, Anhui Polytechnic UniversitySchool of Mechanical Engineering, Anhui Polytechnic UniversitySchool of Mechanical Engineering, Anhui Polytechnic UniversityHighlights (1) An automatic generation method of data points of the grinding path is proposed. The data points of the grinding path are automatically obtained by machine vision and digital image processing technology; (2) The evaluation criteria of the robot trajectory planning method are proposed. The root means square is used to compare the two polynomial interpolation methods with the cubic spline function interpolation method. Under the same working conditions, the interpolation method with a higher speed is selected can improve the grinding efficiency; (3) An improved method of particle swarm optimization is proposed. Based on the particle swarm algorithm with random weights, combined with the natural selection algorithm. The time-optimal trajectory optimization model is established, and the improved particle swarm algorithm is used to optimize the grinding trajectory time of the parts to obtain the optimal trajectory.https://doi.org/10.1007/s42452-023-05323-wPiston skirtMachine visionImage processingGrindingFive-order B-splineTrajectory planning
spellingShingle Na Lu
Youmin Wang
Jun Li
Optimization of the grinding trajectory of the engine piston skirt robot based on machine vision
SN Applied Sciences
Piston skirt
Machine vision
Image processing
Grinding
Five-order B-spline
Trajectory planning
title Optimization of the grinding trajectory of the engine piston skirt robot based on machine vision
title_full Optimization of the grinding trajectory of the engine piston skirt robot based on machine vision
title_fullStr Optimization of the grinding trajectory of the engine piston skirt robot based on machine vision
title_full_unstemmed Optimization of the grinding trajectory of the engine piston skirt robot based on machine vision
title_short Optimization of the grinding trajectory of the engine piston skirt robot based on machine vision
title_sort optimization of the grinding trajectory of the engine piston skirt robot based on machine vision
topic Piston skirt
Machine vision
Image processing
Grinding
Five-order B-spline
Trajectory planning
url https://doi.org/10.1007/s42452-023-05323-w
work_keys_str_mv AT nalu optimizationofthegrindingtrajectoryoftheenginepistonskirtrobotbasedonmachinevision
AT youminwang optimizationofthegrindingtrajectoryoftheenginepistonskirtrobotbasedonmachinevision
AT junli optimizationofthegrindingtrajectoryoftheenginepistonskirtrobotbasedonmachinevision