Browsing by Author "Sánchez Egea, Antonio José"
Now showing items 1-20 of 37
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A hybrid mixed double-sided incremental forming method for forming Ti6Al4V alloy
(2016-05-12)
Article
Open AccessIncremental forming can be an alternative manufacturing means in producing biomedical parts characterized by the need of patient-specific geometry. A novel hybrid dieless sheet metal forming process, electrically-assisted ... -
Angular velocity analysis boosted by machine learning for helping in the differential diagnosis of Parkinson’s Disease and Essential Tremor
(Institute of Electrical and Electronics Engineers (IEEE), 2020-05-11)
Article
Open AccessRecent research has shown that smartphones/smartwatches have a high potential to help physicians to identify and differentiate between different movement disorders. This work aims to develop Machine Learning models to ... -
An ultra-fast annealing treatment by electropulsing during pure copper wire drawing
(Multidisciplinary Digital Publishing Institute (MDPI), 2019-11-23)
Article
Open AccessThe influence of electropulses in situ on the drawing process of copper wires was investigated with the aim of avoiding time consuming annealing thermal treatments. It was found that with the application of electropulses, ... -
Bio-inspired functional surface fabricated by electrically assisted micro-embossing of AZ31 magnesium alloy
(Multidisciplinary Digital Publishing Institute (MDPI), 2020-01-16)
Article
Open AccessDeveloping bio-inspired functional surfaces on engineering metals is of extreme importance, involving different industrial sectors, like automotive or aeronautics. In particular, micro-embossing is one of the efficient ... -
Bottoming bending process assisted by electroplasticity
(EUETIB, 2013-12)
Conference report
Open AccessEste estudio reporta la influencia de los efectos atérmicos de la electroplasticidad en el proceso de doblado por estampa. Se fabrica un generador que generar pulsos de 300A y un ancho de 50μs. Los materiales estudiados ... -
Caracterización de la placa de una herramienta de bruñido con bola asistida por una vibración ultrasónica
(Publicacions de la Universitat Jaume I (UJI), 2012)
Conference lecture
Open AccessEn la industrial actual existen una gran cantidad de componentes mecánicos de máquinas-herramienta, automóviles, aviones, trenes, barcos, moldes, matrices de conformación, y muchas otras piezas; que deben tener una buena ... -
Comparativa del proceso de bruñido con bola en máquinas de 3 y 5 ejes en piezas de aluminio A92017 y A 96351
(Publicacions de la Universitat Jaume I (UJI), 2012)
Conference lecture
Open Access -
Current-induced ductility enhancement of a Magnesium alloy AZ31 in uniaxial micro-tension below 373 K
(Multidisciplinary Digital Publishing Institute (MDPI), 2018-12-31)
Article
Open AccessThe size effects in metal forming have been found to be crucial in micro-scale plastic deformation or micro-forming processes, which lead to attenuation of the material’s formability due to the increasing heterogeneity of ... -
Cutting edge control by monitoring the tapping torque of new and resharpened tapping tools in Inconel 718
(2020-01-08)
Article
Restricted access - publisher's policyIn aerospace industry, tapping is the prime choice for hole threading in jet aero-engine turbine components. Taps are not usually resharpened, unlike other tools which indeed are resharpened once they have accomplished a ... -
Desarrollo de una app para el diagnóstico diferencial de pacientes con Parkinson y temblor esencial
(2019)
Conference lecture
Open AccessEste trabajo tiene cómo objetivo desarrollar una aplicación móvil para ayudar en el diagnóstico diferencial entre pacientes con Parkinson y pacientes con Temblor Esencial Estos son los síndromes de temblor más comunes en ... -
Differential diagnosis between Parkinson's disease and essential tremor using the smartphone's accelerometer
(2017-08-25)
Article
Open AccessBackground: The differential diagnosis between patients with essential tremor (ET) and those with Parkinson’s disease (PD) whose main manifestation is tremor may be difficult unless using complex neuroimaging techniques ... -
Dry machinability analyses between free cutting, resulfurized, and carbon steels
(2020-02-26)
Article
Restricted access - publisher's policyFree cutting steels, also referred to as free machining steels, include free cutting additives to improve tool life and machinability. Despite their wide applications in industry, scarce information is available to ensure ... -
Effect of electroplastic cutting on the manufacturing process and surface properties
(2015-03-13)
Article
Restricted access - publisher's policyThis article reports on a novel machining process technique: in situ electrically-assisted turning process based on the influence of electropulsing. A self-made generator was used to induce a current intensity of 90 A, a ... -
Electroplastic cutting influence on power consumption during drilling process
(2016-03-12)
Article
Open AccessThe aim of this study is to report the use of non-conventional material removal process technique. It was found that electropulses (EPs) assisted drilling process improves the material machinability based on the eletroplastic ... -
Electropulsing to assist conventional manufacturing processes
(Universitat Politècnica de Catalunya, 2016-01-26)
Doctoral thesis
Open AccessThis thesis presents a study on the variation of the mechanical properties of some materials. These variations are registered for processes as bottom bending, wire drawing or round turning, which are performed under high ... -
Estimation of specific cutting energy in an S235 alloy for multi-directional ultrasonic vibration-assisted machining using the Finite Element Method
(Multidisciplinary Digital Publishing Institute (MDPI), 2020-01-24)
Article
Open AccessThe objective of this work is to analyze the influence of the vibration-assisted turning process on the machinability of S235 carbon steel. During the experiments using this vibrational machining process, the vibrational ... -
Estimation of the polishing time for different metallic alloys in surface texture removal
(2018-01-29)
Article
Open AccessThe aim of this work is to propose a novel analytical model for predicting the polishing time and behavior of the surface texture removal in different metal alloys. The surface texture, resulting from a previous milling ... -
Estudio de la variación de la rugosidad y la dureza superficial en piezas torneadas con asistencia de electroplasticidad
(2014)
Conference report
Open AccessSe presentan los resultados de un trabajo experimental destinado a determinar la variación de la rugosidad y la dureza superficial de algunos metales (aluminio 6061, latón SAE 41 y acero SAE 1020), al ser torneados en ... -
Estudio del fenómeno de electroplasticidad atérmica en el comportamiento mecánico y metalúrgico del acero AISI-SAE 4140 ensayado a tracción
(2018)
Conference report
Open AccessEl fenómeno de electroplasticidad (EP por sus siglas en inglés) consiste en el cambio de las propiedades mecánicas de un metal, debido a la aplicación simultánea de esfuerzos mecánicos de tracción, compresión, flexión, ... -
Friction capabilities of graphite-based lubricants at room and over 1400 K temperatures
(2019-01-02)
Article
Restricted access - publisher's policyThe present work investigates the lubricant capabilities at room and hot-forging temperatures (>1400 K) of three types of lubricants with two different graphite concentrations (8% and 12%). These lubricants are distinguished ...
