Trajectory Planning of Manipulators Based on Artificial Immune-improved Particle Swarm Optimization Algorithm

The trajectory of the welding robot is complex and the control accuracy is high. A trajectory planning method is proposed to meet the multi-objective constraints. Aiming at the requirement of robot trajectory smoothness, the Cartesian space waypoints are parameterized based on the quintic non-unifor...

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Main Authors: Guo Xin, Li Lijun
Format: Article
Language:zho
Published: Editorial Office of Journal of Mechanical Transmission 2024-05-01
Series:Jixie chuandong
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Online Access:http://www.jxcd.net.cn/thesisDetails#10.16578/j.issn.1004.2539.2024.05.005
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author Guo Xin
Li Lijun
author_facet Guo Xin
Li Lijun
author_sort Guo Xin
collection DOAJ
description The trajectory of the welding robot is complex and the control accuracy is high. A trajectory planning method is proposed to meet the multi-objective constraints. Aiming at the requirement of robot trajectory smoothness, the Cartesian space waypoints are parameterized based on the quintic non-uniform rational B-splines (NURBS) curve. Based on the path constraints and operational requirements of industrial robots, three kinematic indicators of time, energy consumption, and jump are selected as the objective optimization functions, and artificial immune bimodal particle swarm is used for trajectory optimization. In order to balance the exploration and utilization of particles, a bimodal model is added, and an artificial immune system is introduced to increase the particle diversity and the later convergence ability. According to the Pareto solution set, the optimal trajectory of each joint of the welding robot satisfying the constraints is obtained, and the effectiveness of the method is proved by Matlab simulation. The results show that the planned trajectory meets the actual engineering requirements.
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institution Kabale University
issn 1004-2539
language zho
publishDate 2024-05-01
publisher Editorial Office of Journal of Mechanical Transmission
record_format Article
series Jixie chuandong
spelling doaj-art-711f3275991c42c892177f6a9d3f42e72025-01-10T15:00:35ZzhoEditorial Office of Journal of Mechanical TransmissionJixie chuandong1004-25392024-05-0148334059003956Trajectory Planning of Manipulators Based on Artificial Immune-improved Particle Swarm Optimization AlgorithmGuo XinLi LijunThe trajectory of the welding robot is complex and the control accuracy is high. A trajectory planning method is proposed to meet the multi-objective constraints. Aiming at the requirement of robot trajectory smoothness, the Cartesian space waypoints are parameterized based on the quintic non-uniform rational B-splines (NURBS) curve. Based on the path constraints and operational requirements of industrial robots, three kinematic indicators of time, energy consumption, and jump are selected as the objective optimization functions, and artificial immune bimodal particle swarm is used for trajectory optimization. In order to balance the exploration and utilization of particles, a bimodal model is added, and an artificial immune system is introduced to increase the particle diversity and the later convergence ability. According to the Pareto solution set, the optimal trajectory of each joint of the welding robot satisfying the constraints is obtained, and the effectiveness of the method is proved by Matlab simulation. The results show that the planned trajectory meets the actual engineering requirements.http://www.jxcd.net.cn/thesisDetails#10.16578/j.issn.1004.2539.2024.05.005Welding robotQuintic NURBS curvePath planningImmune particle swarm algorithmMulti-objective optimization
spellingShingle Guo Xin
Li Lijun
Trajectory Planning of Manipulators Based on Artificial Immune-improved Particle Swarm Optimization Algorithm
Jixie chuandong
Welding robot
Quintic NURBS curve
Path planning
Immune particle swarm algorithm
Multi-objective optimization
title Trajectory Planning of Manipulators Based on Artificial Immune-improved Particle Swarm Optimization Algorithm
title_full Trajectory Planning of Manipulators Based on Artificial Immune-improved Particle Swarm Optimization Algorithm
title_fullStr Trajectory Planning of Manipulators Based on Artificial Immune-improved Particle Swarm Optimization Algorithm
title_full_unstemmed Trajectory Planning of Manipulators Based on Artificial Immune-improved Particle Swarm Optimization Algorithm
title_short Trajectory Planning of Manipulators Based on Artificial Immune-improved Particle Swarm Optimization Algorithm
title_sort trajectory planning of manipulators based on artificial immune improved particle swarm optimization algorithm
topic Welding robot
Quintic NURBS curve
Path planning
Immune particle swarm algorithm
Multi-objective optimization
url http://www.jxcd.net.cn/thesisDetails#10.16578/j.issn.1004.2539.2024.05.005
work_keys_str_mv AT guoxin trajectoryplanningofmanipulatorsbasedonartificialimmuneimprovedparticleswarmoptimizationalgorithm
AT lilijun trajectoryplanningofmanipulatorsbasedonartificialimmuneimprovedparticleswarmoptimizationalgorithm