Results 11 to 20 of about 23,050,020 (302)

Tribological and dry drilling performance of WS2/Cr-AlCrN coatings

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2021
Dry drilling gives a higher request to the anti-friction property of cutting tools. However, most tool coatings commonly have less lubricant effect. In present paper, WS2/Cr layer was deposited on AlCrN layer by a radio frequency magnetron sputtering ...
Shipeng LI   +4 more
doaj   +1 more source

Symmetric Mechanism Design: Comment

open access: yesSSRN Electronic Journal, 2023
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Chen, Bo, Knyazev, Dmitriy
openaire   +4 more sources

Design, Analysis, and Experiment of a Wheel-Legged Mobile Robot

open access: yesApplied Sciences, 2023
In this paper, a wheel-legged mobile robot is proposed. The parameter design of the wheel-leg structure is completed using geometric analysis and statics modeling.
Jinfu Li   +6 more
doaj   +1 more source

Residual Vibration Reduction of High-Speed Pick-and-Place Parallel Robot Using Input Shaping

open access: yesChinese Journal of Mechanical Engineering, 2022
Because of their elastic links and joints, high-speed parallel robots for pick-and-place operations inevitably suffer from residual vibrations that significantly degrade their positioning accuracy.
Xianlei Shan   +3 more
doaj   +1 more source

The effects of text direction of different text lengths on Chinese reading

open access: yesScientific Reports, 2023
This study investigates the effects of text direction (horizontal and vertical) and length (long and short) on Chinese reading performance. The experiment enrolled 68 university students aged 19–29 years who were asked to read articles.
Yanqun Huang   +5 more
doaj   +1 more source

Grinding/Cutting Technology and Equipment of Multi-scale Casting Parts

open access: yesChinese Journal of Mechanical Engineering, 2022
Multi-scale casting parts are important components of high-end equipment used in the aerospace, automobile manufacturing, shipbuilding, and other industries.
Meng Wang   +4 more
doaj   +1 more source

Analysis of 3-DOF Cutting Stability of Titanium Alloy Helical Milling Based on PKM and Machining Quality Optimization

open access: yesMachines, 2022
Aiming at the requirements of titanium alloy holes in aircraft industry, the 3-DOF cutting stability and surface quality optimization of parallel kinematic manipulator (PKM) are studied. The variation of natural frequencies with the end-effector position
Xuda Qin   +5 more
doaj   +1 more source

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

Design choices: Mechanism design and platform capitalism

open access: yesBig Data & Society, 2021
Mechanism design is a form of optimization developed in economic theory. It casts economists as institutional engineers, choosing an outcome and then arranging a set of market rules and conditions to achieve it.
S. Viljoen   +2 more
semanticscholar   +1 more source

Bridging Machine Learning and Mechanism Design towards Algorithmic Fairness [PDF]

open access: yesConference on Fairness, Accountability and Transparency, 2020
Decision-making systems increasingly orchestrate our world: how to intervene on the algorithmic components to build fair and equitable systems is therefore a question of utmost importance; one that is substantially complicated by the context-dependent ...
J. Finocchiaro   +6 more
semanticscholar   +1 more source

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