Results 21 to 30 of about 24,745 (249)

Trajectory Design for Energy Savings in Redundant Robotic Cells

open access: yesRobotics, 2019
This work explores the possibility of exploiting kinematic redundancy as a tool to enhance the energetic performance of a robotic cell. The test case under consideration comprises a three-degree-of-freedom Selective Compliance Assembly Robot Arm (SCARA ...
Paolo Boscariol, Dario Richiedei
doaj   +1 more source

An Obstacle Avoidance Method for Action Support 7-DOF Manipulators Using Impedance Control

open access: yesJournal of Robotics, 2013
An obstacle avoidance method of action support 7-DOF manipulators is proposed in this paper. The manipulators are controlled with impedance control to follow user's motions. 7-DOF manipulators are able to avoid obstacles without changing the orbit of the
Masafumi Hamaguchi, Takao Taniguchi
doaj   +1 more source

Synthesis of cable-configurations of frictional cable-driven parallel robot with hybrid actuation-kinematic redundancy

open access: yesNihon Kikai Gakkai ronbunshu, 2020
Synthesis of cable-configurations of a novel redundant planar cable-driven parallel robot “SEIMEI” is discussed in this paper. This robot has the endless-pulley embedded inside the moving part as an additional rotational degrees of freedom (dof) for ...
Koki HIROSATO, Takashi HARADA
doaj   +1 more source

Precision planter monitoring system based on mobile communication network

open access: yesIET Networks, EarlyView., 2022
Abstract Sowing is an important link in agricultural production and the basis for ensuring high yields and bumper harvests. Agriculture requires precision plows with good performance and stable work. However, the seeding process is in a completely closed state, and the operator relies mainly on experience to judge the operating state and performance of
Bing Li, Jiyun Li
wiley   +1 more source

Geometry-aware Manipulability Learning, Tracking and Transfer

open access: yes, 2020
Body posture influences human and robots performance in manipulation tasks, as appropriate poses facilitate motion or force exertion along different axes.
Caldwell, Darwin G.   +3 more
core   +1 more source

Influence of trajectories on the joint torques of kinematically redundant manipulators

open access: yesVietnam Journal of Mechanics, 2007
This paper presents an algorithm for solving the inverse dynamics problem of redundant manipulators using MAPLE software. The method has the advantage of generating efficient symbolic solutions which reduces the computational cost.
Nguyen Van Khang   +3 more
doaj   +1 more source

Planning of efficient trajectories in robotized assembly of aerostructures exploiting kinematic redundancy

open access: yesManufacturing Review, 2021
Aerospace production volumes have increased over time and robotic solutions have been progressively introduced in the aeronautic assembly lines to achieve high-quality standards, high production rates, flexibility and cost reduction.
Storiale Federica   +2 more
doaj   +1 more source

Modeling musculoskeletal kinematic and dynamic redundancy using null space projection.

open access: yesPLoS ONE, 2019
The coordination of the human musculoskeletal system is deeply influenced by its redundant structure, in both kinematic and dynamic terms. Noticing a lack of a relevant, thorough treatment in the literature, we formally address the issue in order to ...
Dimitar Stanev, Konstantinos Moustakas
doaj   +1 more source

Cable-Driven Parallel Robot with Reconfigurable End Effector Controlled with a Compliant Actuator

open access: yesSensors, 2018
Redundancy in cable-driven parallel robots provides additional degrees of freedom that can be used to achieve different objectives. In this robot, this degree of freedom is used to act on a reconfigurable end effector with one degree of freedom.
Alejandro Rodriguez-Barroso   +4 more
doaj   +1 more source

Kinematically Redundant Octahedral Motion Platform for Virtual Reality Simulations

open access: yes, 2017
We propose a novel design of a parallel manipulator of Stewart Gough type for virtual reality application of single individuals; i.e. an omni-directional treadmill is mounted on the motion platform in order to improve VR immersion by giving feedback to ...
B Dasgupta   +11 more
core   +1 more source

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