首页|Multimode Design and Analysis of an Integrated Leg-Arm Quadruped Robot with Deployable Characteristics

Multimode Design and Analysis of an Integrated Leg-Arm Quadruped Robot with Deployable Characteristics

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To improve locomotion and operation integration,this paper presents an integrated leg-arm quadruped robot(ILQR)that has a reconfigurable joint.First,the reconfigurable joint is designed and assembled at the end of the leg-arm chain.When the robot performs a task,reconfigurable configuration and mode switching can be achieved using this joint.In contrast from traditional quadruped robots,this robot can stack in a designated area to optimize the occupied volume in a nonworking state.Kinematics modeling and dynamics modeling are established to evalu-ate the mechanical properties for multiple modes.All working modes of the robot are classified,which can be defined as deployable mode,locomotion mode and operation mode.Based on the stability margin and mechanical modeling,switching analysis and evaluation between each mode is carried out.Finally,the prototype experimental results verify the function realization and switching stability of multimode and provide a design method to integrate and perform multimode for quadruped robots with deployable characteristics.

Quadruped robotMultimode designMode switchingLocomotionOperation

Fuqun Zhao、Yifan Wu、Xinhua Yang、Xilun Ding、Kun Xu、Sheng Guo、Xiaodong Jin

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School of Mechanical Engineering and Automation,Beihang University,Beijing 100191,China

School of Mechanical,Electronic and Control Engineering,Beijing Jiaotong University,Beijing 100044,China

National Natural Science Foundation of ChinaNational Natural Science Foundation of ChinaNational Key R&D Program of China

52375003522050062019YFB1309600

2024

中国机械工程学报
中国机械工程学会

中国机械工程学报

CSTPCD
影响因子:0.765
ISSN:1000-9345
年,卷(期):2024.37(3)