Results 11 to 20 of about 430,172 (298)

Turning machines. [PDF]

open access: yesCoRR, 2020
Molecular robotics is challenging, so it seems best to keep it simple. We consider an abstract molecular robotics model based on simple folding instructions that execute asynchronously. Turning Machines are a simple 1D to 2D folding model, also easily generalisable to 2D to 3D folding. A Turning Machine starts out as a line of connected monomers in the
Irina Kostitsyna, Cai Wood, Damien Woods
  +12 more sources

Brittle–ductile transition during diamond turning of single crystal silicon carbide [PDF]

open access: yes, 2013
In this experimental study, diamond turning of single crystal 6H-SiC was performed at a cutting speed of 1 m/s on an ultra-precision diamond turning machine (Moore Nanotech 350 UPL) to elucidate the microscopic origin of ductile-regime machining ...
Reuben, Robert L   +5 more
core   +4 more sources

Scheme for synchronous machine stator turn‐to‐turn protection [PDF]

open access: yesIET Electric Power Applications, 2020
This study presents a new protection scheme for turn‐to‐turn fault protection in the stator windings of synchronous machines. The main difference with other methods is the calculation of voltage of the winding from the phase to ground and neutral to ground voltages, which can be obtained from the monitoring provided by any commercial generator ...
Carlos A. Platero   +3 more
openaire   +2 more sources

Influence of temperature and crystal orientation on tool wear during single point diamond turning of silicon [PDF]

open access: yes, 2012
Owing to the capricious wear of cutting tools, ultra precision manufacturing of silicon through single point diamond turning (SPDT) operation becomes a challenging task.
Reuben, Robert L   +3 more
core   +4 more sources

Machining performance of carbide insert in turning aluminum alloy 7075-T651 [PDF]

open access: yes, 2023
Aluminium alloys are commonly used in the aerospace, automobile and electricity transmission industries due to its excellent strength to low weight ratio.
A. Raof, Natasha   +5 more
core   +1 more source

Development of CAM system for 3D surface machining with CNC lathe

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2014
We have developed a new machining method which realizes turning of non-axisymmetric curved surfaces with a rotation axis (called NACS-Turning hereafter). NACS-Turning is a CNC turning method with 3-axis synchronous which is composed of a turning axis and
Keigo TAKASUGI   +3 more
doaj   +1 more source

A comparison between simulation and experiment of virtual machining in CNC turning machine considering kinematic motion deviations, tool wear and workpiece deflection errors

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2019
The virtual machining is one of the most important techniques to estimate the complex various machining parameters of machined parts before operating the real machining, in order to obtain the accuracy, precision and reliability.
Wiroj THASANA, Srisit CHIANRABUTRA
doaj   +1 more source

Validation and optimization of cutting parameters for Ti-6Al-4V turning operation using DEFORM 3D simulations and Taguchi method

open access: yesManufacturing Review, 2021
In this study, we show that optimising cutting forces as a machining response gave the most favourable conditions for turning of Ti-6Al-4V alloy. Using a combination of computational methods involving DEFORM simulations, Taguchi Design of Experiment (DOE)
Obiko Japheth Oirere   +2 more
doaj   +1 more source

The effects of machining process variables and tooling characterisation on the surface generation: modelling, simulation and application promise [PDF]

open access: yes, 2005
The paper presents a novel approach for modelling and simulation of the surface generation in the machining process. The approach, by integrating dynamic cutting force model, regenerative vibration model, machining system response model and tool profile ...
Cheng, K, Luo, X, Ward, R
core   +1 more source

Roles of Cryogenic Cooling in Turning of Superalloys, Ferrous Metals, and Viscoelastic Polymers

open access: yesTechnologies, 2019
Cryogenic machining is a relatively new technique in machining. This concept was applied on various machining processes such as turning, milling, drilling etc. Cryogenic turning technique is generally applied on three major groups of workpiece materials&#
Tze Chuen Yap
doaj   +1 more source

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