ABSTRACT
Nowadays, robotic manipulators must operate in a dynamic environment and perform more and more complex and precise tasks. Therefore, robots that have more degrees of freedom than the desired task requires are used. These robots are called redundant robots and they can achieve an arbitrary point from their workspace with multiple sets of different joint configurations. Also, they have an extended range of orientations of their end-effectors. There are points in the workspace of the robot which require the end-effector of the robot to move from its current position to change its orientation. This research studies the zones in the workspace of the robot at which it can make orientation change of its end-effector without moving from the current position and these at which that is impossible. Therefore, the paper proposes an approach for trajectory planning for orientation change of the end-effector of a redundant robot with minimal displacement from its current position. Experiments are conducted to evaluate the applicability of this approach.
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Index Terms
- Planning Orientation Change of the End-effector of State Space Constrained Redundant Robotic Manipulators
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