Results 1 to 10 of about 9,841 (162)

Kinematic Analysis of a Spatial Cable-Driven Mechanism and Its Equivalent Hybrid Mechanism for Elliptical Trajectory

open access: yesMachines, 2023
In this paper, a spatial cable-driven parallel mechanism in a V-shaped cable arrangement is proposed. It is further simplified as a planar hybrid cable-driven parallel mechanism to analyze its kinematics, which consists of two identical active cable ...
Li Wu   +4 more
doaj   +3 more sources

Comprehensive Compensation Method for Motion Trajectory Error of End-Effector of Cable-Driven Parallel Mechanism

open access: yesMachines, 2023
The accuracy of the end-effector motion trajectory is a critical performance indicator for cable-driven parallel mechanisms. This study aims to address the problem of trajectory error during the end-effector motion in a cable-driven parallel mechanism ...
Yanglong Li   +4 more
doaj   +3 more sources

On the real-time calculation of the forward kinematics of a suspended cable–driven parallel mechanism with 6-degree-of-freedom wave compensation

open access: yesAdvances in Mechanical Engineering, 2017
A real-time forward kinematics method was proposed in this article and was used for a suspended cable-driven parallel mechanism with 6 degree-of-freedom wave compensation.
Wei Lv, Limin Tao, Yongpan Hu
doaj   +2 more sources

A review on topological architecture and design methods of cable-driven mechanism

open access: yesAdvances in Mechanical Engineering, 2018
Research on the cable-driven mechanism has greatly developed with the booming of the robots in the past 30 years, and a range of corresponding theoretical studies have been published on them.
Huajie Hong, Jabran Ali, Lei Ren
doaj   +2 more sources

A Decoupling Module Based on a Geometrical-Balance Mechanism for Mitigating Cable Length Variation in Cable-Driven Applications

open access: yesMachines
Cable-driven mechanisms are increasingly popular in applications requiring low-inertia operation. However, issues like cable loosening, which leads to reduced durability and stability with long-term use, have not been fully addressed in previous studies.
Van Pho Nguyen   +2 more
doaj   +3 more sources

Design and Analysis of an Adaptive Cable-Driven Manipulator Capable of Actively Transitioning between Two-Point Clamping and Envelope Grasping

open access: yesActuators, 2023
Actively transitioning between clamping and grasping is a challenging problem for most manipulators with limited degrees of freedom. To overcome this problem, a cable-driven rigid–flexible combined manipulator capable of actively transitioning between ...
Huiling Wei   +5 more
doaj   +1 more source

Design and error compensation of a 3-degrees-of-freedom cable-driven hybrid 3D-printing mechanism [PDF]

open access: yesMechanical Sciences, 2023
In large-scale 3D additive manufacturing (AM), rigid printing mechanisms exhibit high inertia and inadequate load capacity. In this paper, a fully constrained 3-degrees-of-freedom (DOFs) cable-driven hybrid mechanism (CDHR) is developed.
S. Qian   +5 more
doaj   +1 more source

Analysis of the wrench-closure workspace of planar parallel cable-driven mechanisms [PDF]

open access: yesIEEE Transactions on Robotics, 2006
The mobile platform of a parallel cable-driven mechanism is connected in parallel to a base by lightweight links, such as cables. Since the cables can only work in tension, the set of poses of the mobile platform for which the cables can balance any external wrench, i.e., for which the platform of the mechanism is fully constrained, is often limited or
Gouttefarde, Marc, Gosselin, Clément M.
openaire   +4 more sources

UKF-Based Motion Estimation of Cable-Driven Forceps for Robot-Assisted Surgical System

open access: yesIEEE Access, 2020
This paper presents an Unscented Kalman Filter (UKF)-based method to achieve high-precision motion estimation of cable-driven forceps for a robot-assisted surgical system.
Yusheng Yan   +4 more
doaj   +1 more source

Equilibrium Conformation of a Novel Cable-Driven Snake-Arm Robot under External Loads

open access: yesMicromachines, 2022
Based on the anti-parallelogram mechanism, an approximate cylindrical rolling joint is proposed to develop a novel cable-driven snake-arm robot with multiple degrees of freedom (DOF).
Long Huang   +3 more
doaj   +1 more source

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