Exploració per autor "Jerez Mesa, Ramón"
Ara es mostren els items 1-20 de 63
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A comparative study of the thermal behavior of three different 3D printer liquefiers
Jerez Mesa, Ramón; Gómez Gras, Giovanni; Travieso Rodríguez, José Antonio; García Plana, Victoria (2017-06-29)
Article
Accés obertThe expansion of 3D printing systems as mechatronic devices able to localize manufacturing activities has attracted the attention in academic and professional labs worldwide. However, little is known from a formal point ... -
A new theoretical model for surface roughness prediction in rotational abrasive finishing process
Azamigilan, Aref; Khoshanjam, Ali; Jerez Mesa, Ramón; Llumà Fuentes, Jordi; Travieso Rodríguez, José Antonio (2023-07-15)
Article
Accés restringit per política de l'editorialRotational abrasive finishing (RAF) is a new nano-finishing technique in which the finishing forces are applied to the workpiece by the opposite rotations of a stirring-blades and the workpiece. The RAF process allows for ... -
Analysis of ultrasonic vibration-assisted ball burnishing process on the tribological behavior of AISI 316L cylindrical specimens
Velázquez Corral, Eric; Wagner, Vincent; Jerez Mesa, Ramón; Llumà Fuentes, Jordi; Travieso Rodríguez, José Antonio; Dessein, Gilles (Multidisciplinary Digital Publishing Institute (MDPI), 2023-08-12)
Article
Accés obertIn this study, we analyzed the effects of vibration assistance, combined with a ball burnishing process, in terms of topology, residual stresses, and tribological properties on 316L shafts. The burnishing variables consisted ... -
Análisis de la formación de uniones inter e intra capa en termoplásticos elastoméricos procesados por la técnica de impresión 3D de extrusión de material
Adrover Monserrat, Bàrbara; Jerez Mesa, Ramón; Llumà Fuentes, Jordi; Velázquez Corral, Eric; Travieso Rodríguez, José Antonio (2022)
Text en actes de congrés
Accés obert3D printing is a layer-by-layer manufacturing process with great potential in a large number of areas, for instance in technological and biomedical fields. Specifically, the Material Extrusion (MEX) technique, also known ... -
Aplicació de la impressió 3D a la fabricació de pròtesis de baix cost, per persones de baixos recursos
Travieso Rodríguez, José Antonio; Jerez Mesa, Ramón; Llumà Fuentes, Jordi; Gómez Gras, Giovanni (2021)
Comunicació de congrés
Accés obertEn aquest article es relaten els resultats d’una experiència desenvolupada a la EEBE de la UPC, per un grup d’estudiants i professors on es va construir un model de pròtesi biònica de braç de baix cost, impresa en 3D. Les ... -
Ball burnishing of friction stir welded aluminum alloy 2024-T3: experimental and numerical studies
Amini, Cyrus; Jerez Mesa, Ramón; Travieso Rodríguez, José Antonio; Mousavi, Hojjat; Llumà Fuentes, Jordi; Zandi, Mohammad Damous; Hassanifard, Soran (Multidisciplinary Digital Publishing Institute (MDPI), 2022-08-28)
Article
Accés obertThis paper deals with the improvement of the material surface state of friction stir welding paths modified in situ by plastic deformation through ball burnishing. The metallurgical and topological states of materials ... -
Ball-burnishing effect on deep residual stress on AISI 1038 and AA2017-T4
García Granada, Andrés Amador; Gómez Gras, Giovanni; Jerez Mesa, Ramón; Travieso Rodríguez, José Antonio; Reyes Pozo, Guillermo (2017-04-12)
Article
Accés obertBall-burnishing induces compressive residual stresses on treated materials by the effect of plastic deformation. The result is an increase in the fatigue life of the treated part, retarding the initiation of cracks on the ... -
Bringing medical model scans into reality through 3D printing: materials and manufacturing parameters
Adrover Monserrat, Bàrbara; Llumà Fuentes, Jordi; Luis-Torres, Boris; Jerez Mesa, Ramón; Travieso Rodríguez, José Antonio (Trans tech publications ltd., 2023)
Text en actes de congrés
Accés restringit per política de l'editorial3D printing is emerging in the healthcare field. Being able to reproduce organ models with low-cost and sustainable technology is generating a big impact on professionals working in the medical industry. This work aims to ... -
Characterization of cutting parameters in the minimum quantity lubricant (MQL) machining process of a gearbox
Travieso Rodríguez, José Antonio; Gómez Gras, Giovanni; García Vilana, Silvia; Mainau Noguer, Ferran; Jerez Mesa, Ramón (IGI Global, 2015-02-09)
Article
Accés restringit per política de l'editorialThis paper aims to find the key process parameters for machining different parts of an automobile gearbox, commissioned by a company that needs to replace with the MQL lubrication system their current machining process ... -
Combination of acoustic emission and vibratory measure-ments to characterize an ultrasonic vibration assisted ball burnishing tool for a lathe
Fernández Osete, Ismael; Estévez Urra, Aida; Velázquez Corral, Eric; Valentín Ruiz, David; Llumà Fuentes, Jordi; Jerez Mesa, Ramón; Travieso Rodríguez, José Antonio (2021-07-14)
Article
Accés obertIn this paper, a resonant system that produces a movement of low amplitude and ultrasonic frequency is used to achieve the vibration assistance in a ball-burnishing process. A full vibration characterization of this process ... -
Comparative study of the flexural properties of ABS, PLA and a PLA-wood composite manufactured through fused filament fabrication
Travieso Rodríguez, José Antonio; Jerez Mesa, Ramón; Llumà Fuentes, Jordi; Gómez Gras, Giovanni; Casadesús Farràs, Oriol (2020-10-28)
Article
Accés obertAbstract Purpose – The aim of this paper is to analyze the mechanical properties of acrylonitrile-butadiene-styrene (ABS) parts manufactured through fused filament fabrication and compare these results to analogous ones ... -
Comparison of thermal performance of 3D printer liquefiers through finite element models
Jerez Mesa, Ramón; Travieso Rodríguez, José Antonio; Gómez Gras, Giovanni; Llumà Fuentes, Jordi; Traver Ramos, Oriol (2016)
Text en actes de congrés
Accés obertOpen source 3D printers have experienced an intense expansion during the last years, mainly because of their accessibility and the vast availability of information thanks to user communities. This fact presents researchers ... -
Comprehensive analysis of surface integrity modification of ball-end milled Ti-6Al-4V surfaces through vibration-assisted ball burnishing
Jerez Mesa, Ramón; Travieso Rodríguez, José Antonio; Landon, Yann; Dessein, Gilles; Llumà Fuentes, Jordi; Wagner, Vincent (2019-05-01)
Article
Accés obert -
Deformation kinetics of a TRIP steel determined by in situ high-energy synchrotron X-ray diffraction
Barriobero Vila, Pere; Jerez Mesa, Ramón; Guitar, Agustina; Gavaldà Díaz, O; Travieso Rodríguez, José Antonio; Stark, A; Schell, N.; Llumà Fuentes, Jordi; Fargas Ribas, Gemma; Mateo García, Antonio Manuel; Roa Rovira, Joan Josep (2021-12-09)
Article
Accés obertThe microstructure design and the development of predictive approaches exploiting the transformation-induced plasticity (TRIP) effect require a keen understanding of the kinetics governing the strain-induced martensitic ... -
Development, characterization and test of an ultrasonic vibration-assisted ball burnishing tool
Jerez Mesa, Ramón; Travieso Rodríguez, José Antonio; Gómez Gras, Giovanni; Llumà Fuentes, Jordi (2018-03-01)
Article
Accés obertThis paper presents the design and characterization of an ultrasonic vibration-assisted ball burnishing (VABB) tool on Ti-6Al-4V. This process is based on the modification of conventional ball burnishing, by means of the ... -
Efectos del bruñido con bola acustoplástico sobre la integridad superficial de Ti6Al4V
Jerez Mesa, Ramón; Travieso Rodríguez, José Antonio; Gómez Gras, Giovanni; Llumà Fuentes, Jordi (2018)
Text en actes de congrés
Accés obert -
Effects of building condition on the tensile property of FFF Timberfill parts
Zandi, Mohammad Damous; Jerez Mesa, Ramón; Travieso Rodríguez, José Antonio; Llumà Fuentes, Jordi (2018)
Text en actes de congrés
Accés restringit per política de l'editorialThis paper presents a study of mechanical properties of Fused Deposition Modeling (FDM) rapid prototyping processed material Timberfill. In this study, four important process parameters such as layer thickness, density, ... -
Enhancing surface topology of Udimet®720 superalloy through ultrasonic vibration-assisted ball burnishing
Jerez Mesa, Ramón; Plana García, Victoria; Llumà Fuentes, Jordi; Travieso Rodríguez, José Antonio (Multidisciplinary Digital Publishing Institute (MDPI), 2020-07-08)
Article
Accés obertThis contribution reports the effects of an ultrasonic-vibration assisted ball burnishing process on the topological descriptors of nickel-based alloy Udimet®720. This material is of high interest for the transportation ... -
Estudio comparativo del comportamiento térmico de diferentes disipadores de calor para impresoras 3D a través de MEF
Jerez Mesa, Ramón; Gómez Gras, Giovanni; Plana García, Victoria; Travieso Rodríguez, José Antonio; Llumà Fuentes, Jordi (2016)
Text en actes de congrés
Accés obertLas impresoras 3D de código abierto han experimentado una rápida expansión durante los últimos años, protagonizando una verdadera revolución a niveles doméstico y educativo, y ocupando nuevos nichos de mercado como tecnología ... -
Estudio experimental del efecto de bruñido sobre la vida a fatiga de probetas de acero AISI 1038
Jerez Mesa, Ramón; Gómez Gras, Giovanni; Travieso Rodríguez, José Antonio; Llumà Fuentes, Jordi; Casadesús Farràs, Oriol; Madueño Guerrero, Manel (2016)
Text en actes de congrés
Accés obertEl bruñido es una operación de acabado por deformación plástica que se ejecuta con herramientas dotadas de elementos indentadores capaces de transmitir una fuerza controlada. Este proceso es conocido por su capacidad de ...