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人手到灵巧手指尖运动映射的实现
引用本文:刘杰,孙汉旭,张玉茹.人手到灵巧手指尖运动映射的实现[J].北京邮电大学学报,2005,28(2):54-58.
作者姓名:刘杰  孙汉旭  张玉茹
作者单位:1北京机械工业自动化所 机器人中心, 北京 100112; 2 北京邮电大学 自动化学院, 北京 100876;  3北京航空航天大学 机器人研究所, 北京 100083
基金项目:高等学校博士学科点专项科研项目,国家高技术研究发展计划(863计划)
摘    要:在人手到灵巧手的运动映射方面,人手和灵巧手在运动学上的异构现象造成了二者之 间运动映射的困难。本文研究灵巧手的抓持规划,通过主从操作来实现。提出了一种基 于虚拟手指的直角空间指尖运动映射方法实现人手到灵巧手的运动映射,以数据手套为人机 接口,测量手指的关节角度,建立手的运动学模型,根据运动学模型计算出指尖运动轨迹, 完成指尖在抓取过程中的运动学分析,记录指尖在直角坐标空间的运动轨迹,实现了人手和 灵巧手的三维运动仿真,完成了三维工作空间的可视化。在虚拟环境下,运动仿真验证了映 射算法,证明了其有效性。

关 键 词:主从操作    灵巧手    运动映射
文章编号:1007-5321(2005)02-0054-05
修稿时间:2004年2月15日

Mapping Human Hand Motion to Dexterous Robotic Hands
LIU Jie,SUN Han-xu,ZHANG Yu-ru.Mapping Human Hand Motion to Dexterous Robotic Hands[J].Journal of Beijing University of Posts and Telecommunications,2005,28(2):54-58.
Authors:LIU Jie  SUN Han-xu  ZHANG Yu-ru
Affiliation:1Beijing Research Institute of Automation for Machinery Industry, Beijing 10 0011, China; 2.School of Automation,  Beijing University of Posts and Telecommunications, Beijing 100876, China; 3 Robotics Institute of Beijing University  of Aeronautics and Astronautics, Beijing 100083, China
Abstract:Describes the implementation of grasp planning for robotic dexterous hands. Human grasp strategy is learned through master-slave manipulation, A method of fingertip mapping is developed based on virtual fingers in cartesian space. Using the dataglove as human machine interface, joint angles are recorded and digit trajectories are computed using forward kinematics. The kinematics of movement of all digits is analyzed during grasp. The fingertip trajectories during grasp are recorded in Cartesian space. A virtual environment is developed to visualize the motion of the human hand and the robot hands. Visualization of the 3D workspace is accomplished. The mapping result is verified in the virtual environment, suggests that the mapping algorithm is correct.
Keywords:master/slave manipulation  dexterous hands  motion mapping
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