Results 11 to 20 of about 301,259 (264)

Design of a Flexible Capture Mechanism Inspired by Sea Anemone for Non-cooperative Targets

open access: yesChinese Journal of Mechanical Engineering, 2021
Robotic grippers have been used in industry as end-effectors but are usually limited to operations in pre-defined workspace. However, few devices can capture irregularly shaped dynamic targets in space, underwater and other unstructured environments.
Jiankun Yang   +5 more
doaj   +1 more source

Modified Pre-stretching Assembly Method for Cable-Driven Systems

open access: yesChinese Journal of Mechanical Engineering, 2019
Soft cable-driven systems have been employed in many assembled mechanisms, such as industrial robots, parallel kinematic mechanism machines, medical devices, and humaniform hands.
Guokai Zhang   +5 more
doaj   +1 more source

Kinematic Optimization Design and Performance Simulation of Novel 5-DOF Parallel Machining Robots with Spatial Layout

open access: yesMachines, 2022
High efficiency and precision machining of complex components with spatial free-form surface features is facing significant scientific challenges, which put forward higher requirements for the design of machining equipment.
Ruoyu Wang   +3 more
doaj   +1 more source

Research on the Error Averaging Effect in A Rolling Guide Pair

open access: yesChinese Journal of Mechanical Engineering, 2019
By studying the effects of geometric precision on kinematic accuracy, an error mapping model has been established, based on the hypothesis that a motion pair and its installation surface are rigid.
Yanbing Ni   +3 more
doaj   +1 more source

Friction Prediction and Validation of a Variable Stiffness Lower Limb Exosuit Based on Finite Element Analysis

open access: yesActuators, 2021
The variable stiffness exosuit has great potential for human augmentation and medical applications. However, the model of the variable stiffness mechanism in exosuits is far from satisfactory for the accurate prediction and control of friction force ...
Zhuo Ma   +3 more
doaj   +1 more source

A Survey of Mathematical Tools in Topology and Performance Integrated Modeling and Design of Robotic Mechanism

open access: yesChinese Journal of Mechanical Engineering, 2020
Topology and performance are the two main topics dealt in the development of robotic mechanisms. However, it is still a challenge to connect them by integrating the modeling and design process of both parts in a unified frame.
Xinming Huo   +4 more
doaj   +1 more source

Deformation analysis and hole diameter error compensation for hybrid robot based helical milling

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2019
As an innovative machining process for hole-making, helical milling (also known as orbital drilling) presents great potential in machining aircraft structures due to temperature and cutting force reduction, flexible kinematics, and improved borehole ...
Hao LI   +4 more
doaj   +1 more source

Applying evolutionary game theory to auction mechanism design [PDF]

open access: yesIEEE International Conference on E-Commerce, 2003. CEC 2003., 2003
We describe an evolution-based method for evaluating auction mechanisms, and apply it to a space of mechanisms including the standard first-price and second-price sealed bid auctions. We replicate results known already in the auction theory literature regarding the suitability of different mechanisms for different bidder environments, and extend the ...
openaire   +1 more source

Design and Optimization of a New Anti-reflux Biliary Stent With Retractable Bionic Valve Based on Fluid-Structure Interaction Analysis

open access: yesFrontiers in Bioengineering and Biotechnology, 2022
Duodenal biliary reflux has been a challenging common problem which could cause dreadful complications after biliary stent implantation. A novel anti-reflux biliary stent with a retractable bionic valve was proposed according to the concertina motion ...
Yushan Su   +4 more
doaj   +1 more source

System Design of a Novel Minimally Invasive Surgical Robot That Combines the Advantages of MIS Techniques and Robotic Technology

open access: yesIEEE Access, 2020
Existing minimally invasive surgical (MIS) robots are generally large, complex and expensive, which greatly increases the operation cost and limits the applications of MIS robot technology.
Huaifeng Zhang   +3 more
doaj   +1 more source

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