FORWARD AND INVERSE KINEMATIC SOLUTION OF THE VARIABLE GEOMETRY TRUSS ROBOT BASED ON AN N-CELLED TETRAHEDRON-TETRAHEDRON TRUSS

被引:19
作者
JAIN, S
KRAMER, SN
机构
[1] Department of Mechanical Engineering, The University of Toledo, Toledo, OH
关键词
D O I
10.1115/1.2912572
中图分类号
TH [机械、仪表工业];
学科分类号
0802 ;
摘要
The Tetrahedron-Tetrahedron truss (or TT truss for short) has exceptional stability, stiffness, and load-carrying capabilities. Because of this fact, the TT truss is well suited for use as a variable geometry truss manipulator (VGTM) by appropriately choosing certain links whose variable lengths can be controlled. Since the TT truss is composed of n-cells, its applications include the retrieval of equipment, bridges over and around obstacles, and applications which utilize collapsible programmable structures capable of relatively large displacements. In this paper an actuation scheme and the general solution to the forward and inverse kinematics problems for an n-celled TT truss are presented. Numerical examples are also presented. © 1990 ASME.
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收藏
页码:16 / 22
页数:7
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