Zerrendatu honen arabera: egilea "6008eb017b93a4de5da45cbc45e97071"
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A Coupled Eulerian Lagrangian Model to Predict Fundamental Process Variables and Wear Rate on Ferrite-pearlite Steels
Saez de Buruaga, Mikel; Esnaola, Jon Ander; Aristimuño, Patxi Xabier; Soler Mallol, Daniel; ARRAZOLA, PEDRO JOSE (Elsevier B.V., 2017)A coupled Eulerian-Lagrangian Finite Element model of the orthogonal cutting process was developed to predict the influence that ferritepearlite steel variants have on fundamental process variables and tool wear. As a case ... -
An optimization methodology for material databases to improve cutting force predictions when milling martensitic stainless steel JETHETE-M152
Aristimuño, Patxi Xabier; Basagoiti, Rosa; ARRAZOLA, PEDRO JOSE; Lazkano Rayo, Xabier; Sela, Andrés (Elsevier Ltd., 2018)A material database for JETHETE-M152 was developed applying a novel methodology for improving the precision of cutting forces. This approach defines a variable specific edge force depending on the feed rate and cutting ... -
Cutting forces prediction in orthogonal turn-milling operations
OTALORA-ORTEGA, HARRY (Mondragon Unibertsitatea. Goi Eskola Politeknikoa, 2021)The development of more versatile machine tools is addressing the increased market demand for more complex shapes and workpieces with strict tolerances. This has resulted in more complicated kinematics, designed to align ... -
Determination of emissivity and temperature of tool rake face when cutting AISI 4140
Soler Mallol, Daniel; Aristimuño, Patxi Xabier; Saez de Buruaga, Mikel; ARRAZOLA, PEDRO JOSE (Elsevier B.V., 2019)A method for measuring tool temperature in the tool/chip contact zone of the rake face of a tool during dry orthogonal cutting using thermography is presented. This method used a new calibration method that combined with ... -
Determining tool/chip temperatures from thermography measurements in metal cutting
Saez de Buruaga, Mikel; Soler Mallol, Daniel; Aristimuño, Patxi Xabier; Esnaola, Jon Ander; ARRAZOLA, PEDRO JOSE (Elsevier, 2018)Temperature measurement in metal cutting is of central importance as tool wear and surface integrity have been demonstrated to be temperature dependent. In this context, infrared thermography is presented as a reliable ... -
Digital Interferometry Applied to Thermogravitational Technique
Lapeira, Estela; Aristimuño, Patxi Xabier; Bou-Ali, M. Mounir (Springer, 2018)In this work, we have applied Optical Digital Interferometry approach to thermogravitational micro-column technique. By the new analysis, we examine the entire height of the micro-column and determine the complete concentration ... -
Digital Twin for Final Generated Surface Dimensional Error Analysis at Tool Path Level in Contour Milling
Rosado, Julen; Aristimuño, Patxi Xabier; ARRAZOLA, PEDRO JOSE (Elsevier B.V., 2023)Surface errors in contour milling due to force induced tool deflections have a direct impact on the dimensional and geometrical accuracy of the finished part. In this sense, virtual manufacturing systems provide the ... -
Exploring the effectiveness of using internal CNC system signals for chatter detection in milling process
ARRAZOLA, PEDRO JOSE; Aristimuño, Patxi Xabier; Saez de Buruaga, Mikel (Elsevier, 2023)Chatter is a harmful self-excited vibration that commonly occurs during milling processes. Data-driven chatter detection and prediction is critical to achieve high surface quality and process efficiency. Most existing ... -
Fabrikazio mekanizatuaren erronkak
ARRAZOLA, PEDRO JOSE; Rodríguez Bogajo, Iñigo; Ortiz-de-Zarate, Gorka; Aristimuño, Patxi Xabier (ETB - Elhuyar, 2023) -
FEM modeling of hard turning 42CrMoS4 steel
Saez de Buruaga, Mikel; Gainza, Leire; Aristimuño, Patxi Xabier; Soler Mallol, Daniel; Ortiz-de-Zarate, Gorka; ARRAZOLA, PEDRO JOSE (Elsevier B.V., 2019) -
Finding correlations between tool life and fundamental dry cutting tests in finishing turning of steel
Soler Mallol, Daniel; Aristimuño, Patxi Xabier; ARRAZOLA, PEDRO JOSE; Garay, Ainara (Elsevier, 2015)Tool life is usually measured by end tool life tests, however, such experiments are costly and time consuming. Establishing correlation between these tests and shorter and cheaper tests is consequently of great interest. ... -
Heat transferred to the workpiece based on temperature measurements by IR technique in dry and lubricated drilling of Inconel 718
CUESTA ZABALAJAUREGUI, MIKEL; ARRAZOLA, PEDRO JOSE; Aristimuño, Patxi Xabier; Garay, Ainara (Elsevier, 2016)In manufacturing aeronautical critical components, such as turbine discs commonly made of Inconel 718, surface integrity is crucial to ensure their fatigue life. Among the machining processes used, the drilling operation ... -
Innovative Method dedicated to the development of a ferrite-pearlite grade regarding its MAChinability (IMMAC): final report
ARRAZOLA, PEDRO JOSE; Soler Mallol, Daniel; Aristimuño, Patxi Xabier; Saez de Buruaga, Mikel; ARRIETA, Iñaki Mirena (Oficina de Publicaciones de la Unión Europea, 2019)Ferrite-pearlite (FP) steels are the most common material for engineering and automotive industries (gear box parts, crankshaft, connecting rods, injection parts…). Without any extensive research, considering the different ... -
Measurement of plastic strain and plastic strain rate during orthogonal cutting for Ti-6Al-4V
Sela, Andrés; Ortiz-de-Zarate, Gorka; Soler Mallol, Daniel; Aristimuño, Patxi Xabier; ARRAZOLA, PEDRO JOSE (Elsevier Ltd., 2021)Finite Element Modelling used to predict machining outcomes needs to be supplied with the appropriate material thermomechanical properties which are obtained by specific testing devices and methodologies. However, these ... -
Mechanics of milling 48-2-2 gamma titanium aluminide
ARRAZOLA, PEDRO JOSE; Lazkano Rayo, Xabier; Aristimuño, Patxi Xabier (Elsevier Ltd., 2020)Accurate and fast prediction of cutting forces is important in high-performance cutting in the aerospace industry. Gamma titanium aluminide (γ-TiAl) is a material of choice for aerospace and automotive applications due to ... -
A mechanistic model to predict cutting force on orthogonal machining of Aluminum 7475-T7351 considering the edge radius
Ortiz-de-Zarate, Gorka; ARRIETA, Iñaki Mirena; Soriano Moreno, Denis; Aristimuño, Patxi Xabier; Medina-Clavijo, Bentejui; ARRAZOLA, PEDRO JOSE (Elsevier B.V., 2019)The ploughing force related with action of edge radius is an important factor which influences flow stress, chip formation or surface integrity. Some fraction of the cutting forces are called parasitic (additional) forces ... -
Metal cutting experiments and modelling for improved determination of chip/tool contact temperature by infrared thermography
ARRAZOLA, PEDRO JOSE; Aristimuño, Patxi Xabier; Soler Mallol, Daniel (Elsevier Ltd, 2015)Temperature measurement in metal cutting at the chip and work contact is of central importance due to temperature dependence of tool wear and surface integrity. Infrared thermography is commonly employed to determine the ... -
Microstructure based flow stress model to predict machinability in ferrite–pearlite steels
Saez de Buruaga, Mikel; Aristimuño, Patxi Xabier; Soler Mallol, Daniel; ARRAZOLA, PEDRO JOSE (Elsevier Ltd., 2019)A new flow stress model is proposed to describe the behaviour of ferrite–pearlite steels based on microstructure properties, including the effect of high strains, strain rates and temperatures. The model introduces strain ... -
Mikrofresaketa prozesuaren fidagarritasuna mugatzen duten aldagaien azterketa teoriko-praktikoa
Aristimuño, Patxi Xabier (Mondragon Unibertsitatea. Goi Eskola Politeknikoa, 2011)The micromachining process, the same as any other industrial process, must offer high reliability so that it can be integrated in the manufacturing industry. In order to ensure their reliability, machining processes like ... -
Milling of Gamma titanium aluminides
Hukkerikar, Abhishek (Mondragon Unibertsitatea. Goi Eskola Politeknikoa, 2022)Gamma Titanium Aluminide (gamma – TiAl) alloys are intermetallics with approximately half the density of nickel based superalloys. Their low density, high specific strength, and good structural integrity at high temperatures ...





