نتایج جستجو برای: cable parallel manipulator

تعداد نتایج: 244418  

Journal: :Journal of Mechanisms and Robotics 2021

Abstract This paper is devoted to the control and identification of a manipulator with three anti-parallelogram joints in series, referred as X-joints. Each X-joint tensegrity one-degree-of-freedom mechanism antagonistically actuated cables springs parallel. As compared manipulators built simple revolute offer number advantages, such an intrinsic stability, variable stiffness, lower inertia. de...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه فردوسی مشهد - دانشکده مهندسی 1389

abstract type-ii fuzzy logic has shown its superiority over traditional fuzzy logic when dealing with uncertainty. type-ii fuzzy logic controllers are however newer and more promising approaches that have been recently applied to various fields due to their significant contribution especially when the noise (as an important instance of uncertainty) emerges. during the design of type- i fuz...

Journal: :Actuators 2023

Cable-Driven Parallel Robots (CDPRs) are a special kind of parallel manipulator that uses cables to control the position and orientation mobile platform or end effector. The use instead rigid links offers some advantages over their conventional counterparts. As can only pull but not push, number (n) required command end-effector is always n+1. This configuration known as fully-constrained, it m...

2006
SAMIR LAHOUAR SAID ZEGHLOUL LOTFI ROMDHANE

Parallel manipulator robots have complex kinematics and present singular positions within their workspace. For these reasons, in most software simulating parallel robots, each kinematic model should be given in advance by users or programmers. In this paper we present a new tool used to design and to simulate parallel manipulator robots. Explicit kinematic equations are generated automatically ...

2013
Junwei Han

The workspace of a spatial 6‐DOF electro‐ hydraulic parallel manipulator is strongly coupled, due to its multi‐closed‐loop kinematic structure and the coupling complicates motion planning and control of the parallel manipulator. This paper clearly analyses the strong dynamic coupling property in the workspace of a spatial 6‐DOF parallel manipulator, using modal decouplin...

2001
Wen-Jia Chen Mingyang Zhao

In this paper, a novel four-degree-of-freedom (4-DOF) hybrid parallel platform manipulator is presented. The movable platform of the parallel manipulator can translate along two directions and rotate around two axes respectively. The kinematics model is formulated, which describes the inverse kinematic transformation and forward kinematic transformation. A 5-axis parallel machine tool based on ...

2007
KUN YU Venkat Krovi

............................................................................................................................. iii Acknowledgements............................................................................................................ iv List of Figures and Tables.................................................................................................. ix

2012
Quanzhao Tu Xiafu Peng Jiehua Zhou Xunyu Zhong

In this paper, the mathematical model of the posture inverse kinematics is established. According to the structure of 2DOF parallel manipulator, the simulation model of mechanism is built using the Matlab/SimMechanics. The kinematics simulation of the parallel manipulator is obtained and confirmed correct. With the Virtual Reality Toolbox, the virtual reality of the parallel manipulator is carr...

2005
Hang Tran

Robotic automation has been the major driving force in modern industrial developments. High speed pick-and-place operations ...nd their place in many manufacturing applications. The goal of this project is to develop a class of high speed robots that has a planar workspace. The presented robots are intended for pick-and-place applications that have a relatively large workspace. In order to achi...

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