Results 91 to 100 of about 393,320 (299)

A Fault Prediction Method for CNC Machine Tools Based on SE-ResNet-Transformer

open access: yesMachines
Aiming at the problem that predicted data do not reflect the operating status of computer numerical control (CNC) machine tools, this article proposes a new combined model based on SE-ResNet and Transformer for CNC machine tool failure prediction ...
Zhidong Wu   +4 more
doaj   +1 more source

Research and Application of CNC Machining Method Based on CAD/CAM/Robot Integration

open access: yesAdvances in Multimedia, 2022
In order to improve the effect of intelligent CNC machining, this paper combines the CAD/CAM/Robot integration method to improve the CNC machining method and analyzes the tool path planning method and the path generation algorithm of the five-axis CNC ...
Xiangsong Yan
doaj   +1 more source

Tool allocation and machining conditions optimization for CNC machines [PDF]

open access: yesEuropean Journal of Operational Research, 1996
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Akturk, M. S., Avci, S.
openaire   +4 more sources

CNC tool path in terms of B-spline curves [PDF]

open access: yes, 2001
We present an accurate and efficient method to generate a CNC tool path for a smooth free-form surface in terms of planar cubic B-spline curves which will be fed into afree-form curve interpolator.
C. Lartigue, F. Thiebaut, T. Maekawa
core   +1 more source

FastCat: Autonomous Discovery of Multielement Layered Double Hydroxide Alloy Catalysts for Alkaline Oxygen Evolution Reaction

open access: yesAdvanced Intelligent Discovery, EarlyView.
A machine learning‐guided self‐driving laboratory screened over 500 nickel‐based layered double‐hydroxide catalysts for alkaline oxygen evolution. Out of the eight metals, the robot uncovered a quaternary Ni–Fe–Cr–Co catalysts requiring only 231 mV overpotential to reach 20 mA cm−2.
Nis Fisker‐Bødker   +3 more
wiley   +1 more source

Multi-objective optimization design for accelerated degradation test based on game theory

open access: yesScientific Reports
Accelerated degradation test is an effective way for the rapid reliability assessment of mechanical systems. Most of the existing optimization methods for accelerated degradation tests aim to optimize objective functions with a single objective, which ...
Jinyan Guo   +5 more
doaj   +1 more source

Thermal behaviour in CNC machine-tools

open access: yesDesign of Machines and Structures, 2020
This article describes errors in machine-tools focusing on thermal errors. The internal and external heat sources in machine tools. The basic concepts of heat transfer and an introduction to Finite Element Method FEM applied to heat transfer.
Sebastian Cabezas, Attila Szilágyi
openaire   +2 more sources

Modelling and simulation of CNC machine tool feed drives [PDF]

open access: yes
The paper presents a critical appraisal of existing methods for modelling and simulation of CNC machine tool feed drives. Their goal is the development of mathematical models which adequately replicate the dynamic behaviour of the actual machines.
Pislaru, Crinela   +2 more
core  

Versatile Standing Wave Generation Between Arbitrarily Oriented Surfaces Using Acoustic Metasurface Deflectors and Retroreflectors

open access: yesAdvanced Intelligent Systems, Volume 7, Issue 3, March 2025.
A novel method for generating versatile standing wave fields using an acoustic metasurface deflector and retroreflector is introduced. By overcoming traditional constraints of parallel surfaces, the approach enables customizable wave patterns and enhances applications in particle manipulation.
Chadi Ellouzi   +4 more
wiley   +1 more source

A rough concrete wall-climbing robot based on grasping claws

open access: yesInternational Journal of Advanced Robotic Systems, 2016
Climbing robots have been widely used to inspect smooth walls. However, a good adsorption method has not been found for the inspection of a cliff surface and a dusty high-altitude surface with small vibration, both of which are made of coarse concrete ...
Fengyu Xu   +3 more
doaj   +1 more source

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