Time-optimal Trajectory Planning of 6-DOF Robot based on Genetic Algorithm

For the problem of the low efficiency of robot under a certain working environment,a trajectory planning method based on optimal time is put forward. Firstly,by using the seven times B spline curve,the interpolation of the robot position time series is completed. Then the kinematic constraints are t...

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Main Authors: He Jianli, Zhu Longying, Cheng Lei, Yin Jiucheng
Format: Article
Language:zho
Published: Editorial Office of Journal of Mechanical Transmission 2015-01-01
Series:Jixie chuandong
Online Access:http://www.jxcd.net.cn/thesisDetails#10.16578/j.issn.1004.2539.2015.09.010
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author He Jianli
Zhu Longying
Cheng Lei
Yin Jiucheng
author_facet He Jianli
Zhu Longying
Cheng Lei
Yin Jiucheng
author_sort He Jianli
collection DOAJ
description For the problem of the low efficiency of robot under a certain working environment,a trajectory planning method based on optimal time is put forward. Firstly,by using the seven times B spline curve,the interpolation of the robot position time series is completed. Then the kinematic constraints are transformed into the constraints of B spline control vertex. Finally,the time optimal trajectory meeting the kinematics constraints and torque smoothing is obtained by using genetic algorithm,based on the optimization target of robot joint trajectory optimal running time. The experimental results show that the cumulative effect of the planning algorithm could obviously be reduce the jerk and the optimal time of the robot performing trajectory is improved.
format Article
id doaj-art-c7b2ff7fa16e4b7ebfd88a39cda65988
institution Kabale University
issn 1004-2539
language zho
publishDate 2015-01-01
publisher Editorial Office of Journal of Mechanical Transmission
record_format Article
series Jixie chuandong
spelling doaj-art-c7b2ff7fa16e4b7ebfd88a39cda659882025-01-10T14:04:42ZzhoEditorial Office of Journal of Mechanical TransmissionJixie chuandong1004-25392015-01-0139414529918950Time-optimal Trajectory Planning of 6-DOF Robot based on Genetic AlgorithmHe JianliZhu LongyingCheng LeiYin JiuchengFor the problem of the low efficiency of robot under a certain working environment,a trajectory planning method based on optimal time is put forward. Firstly,by using the seven times B spline curve,the interpolation of the robot position time series is completed. Then the kinematic constraints are transformed into the constraints of B spline control vertex. Finally,the time optimal trajectory meeting the kinematics constraints and torque smoothing is obtained by using genetic algorithm,based on the optimization target of robot joint trajectory optimal running time. The experimental results show that the cumulative effect of the planning algorithm could obviously be reduce the jerk and the optimal time of the robot performing trajectory is improved.http://www.jxcd.net.cn/thesisDetails#10.16578/j.issn.1004.2539.2015.09.010
spellingShingle He Jianli
Zhu Longying
Cheng Lei
Yin Jiucheng
Time-optimal Trajectory Planning of 6-DOF Robot based on Genetic Algorithm
Jixie chuandong
title Time-optimal Trajectory Planning of 6-DOF Robot based on Genetic Algorithm
title_full Time-optimal Trajectory Planning of 6-DOF Robot based on Genetic Algorithm
title_fullStr Time-optimal Trajectory Planning of 6-DOF Robot based on Genetic Algorithm
title_full_unstemmed Time-optimal Trajectory Planning of 6-DOF Robot based on Genetic Algorithm
title_short Time-optimal Trajectory Planning of 6-DOF Robot based on Genetic Algorithm
title_sort time optimal trajectory planning of 6 dof robot based on genetic algorithm
url http://www.jxcd.net.cn/thesisDetails#10.16578/j.issn.1004.2539.2015.09.010
work_keys_str_mv AT hejianli timeoptimaltrajectoryplanningof6dofrobotbasedongeneticalgorithm
AT zhulongying timeoptimaltrajectoryplanningof6dofrobotbasedongeneticalgorithm
AT chenglei timeoptimaltrajectoryplanningof6dofrobotbasedongeneticalgorithm
AT yinjiucheng timeoptimaltrajectoryplanningof6dofrobotbasedongeneticalgorithm