Optimal design of gear ratio using non-circular gear for jumping robot

For the effective use of motor power, an appropriate gear ratio has to be selected according to robot tasks and motions. Because a jumping robot, in particular, requires both high torque and high velocity properties through its motion, a varying gear ratio will realize a high performance. Moreover,...

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Autores principales: Masafumi OKADA, Yushi TAKEDA
Formato: article
Lenguaje:EN
Publicado: The Japan Society of Mechanical Engineers 2015
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Acceso en línea:https://doaj.org/article/193dc1570c954f91a846be876a6a2101
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spelling oai:doaj.org-article:193dc1570c954f91a846be876a6a21012021-11-26T06:35:12ZOptimal design of gear ratio using non-circular gear for jumping robot2187-974510.1299/mej.14-00511https://doaj.org/article/193dc1570c954f91a846be876a6a21012015-12-01T00:00:00Zhttps://www.jstage.jst.go.jp/article/mej/3/1/3_14-00511/_pdf/-char/enhttps://doaj.org/toc/2187-9745For the effective use of motor power, an appropriate gear ratio has to be selected according to robot tasks and motions. Because a jumping robot, in particular, requires both high torque and high velocity properties through its motion, a varying gear ratio will realize a high performance. Moreover, its varying property has to be optimally designed and realized. In this paper, we design a jumping robot with a non-circular gear which changes the gear ratio through the motion for the higher jumping. The gear ratio is optimized so that the motor power is maximized, and the change of the gear ratio is obtained based on a forward dynamical analysis. The optimized gear ratio is realized by a non-circular gear considering a constraint of pressure angle of gear teeth. A Jumping robot is protoptyped, and the effectiveness of the proposed design method is verified considering model perturbations of the physical parameters of the robot.Masafumi OKADAYushi TAKEDAThe Japan Society of Mechanical Engineersarticlevarying gear rationon-circular gearjumping robotMechanical engineering and machineryTJ1-1570ENMechanical Engineering Journal, Vol 3, Iss 1, Pp 14-00511-14-00511 (2015)
institution DOAJ
collection DOAJ
language EN
topic varying gear ratio
non-circular gear
jumping robot
Mechanical engineering and machinery
TJ1-1570
spellingShingle varying gear ratio
non-circular gear
jumping robot
Mechanical engineering and machinery
TJ1-1570
Masafumi OKADA
Yushi TAKEDA
Optimal design of gear ratio using non-circular gear for jumping robot
description For the effective use of motor power, an appropriate gear ratio has to be selected according to robot tasks and motions. Because a jumping robot, in particular, requires both high torque and high velocity properties through its motion, a varying gear ratio will realize a high performance. Moreover, its varying property has to be optimally designed and realized. In this paper, we design a jumping robot with a non-circular gear which changes the gear ratio through the motion for the higher jumping. The gear ratio is optimized so that the motor power is maximized, and the change of the gear ratio is obtained based on a forward dynamical analysis. The optimized gear ratio is realized by a non-circular gear considering a constraint of pressure angle of gear teeth. A Jumping robot is protoptyped, and the effectiveness of the proposed design method is verified considering model perturbations of the physical parameters of the robot.
format article
author Masafumi OKADA
Yushi TAKEDA
author_facet Masafumi OKADA
Yushi TAKEDA
author_sort Masafumi OKADA
title Optimal design of gear ratio using non-circular gear for jumping robot
title_short Optimal design of gear ratio using non-circular gear for jumping robot
title_full Optimal design of gear ratio using non-circular gear for jumping robot
title_fullStr Optimal design of gear ratio using non-circular gear for jumping robot
title_full_unstemmed Optimal design of gear ratio using non-circular gear for jumping robot
title_sort optimal design of gear ratio using non-circular gear for jumping robot
publisher The Japan Society of Mechanical Engineers
publishDate 2015
url https://doaj.org/article/193dc1570c954f91a846be876a6a2101
work_keys_str_mv AT masafumiokada optimaldesignofgearratiousingnoncirculargearforjumpingrobot
AT yushitakeda optimaldesignofgearratiousingnoncirculargearforjumpingrobot
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