Browsing by Research Group "Mecanizado de alto rendimiento"
Now showing items 1-20 of 28
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An optimization methodology for material databases to improve cutting force predictions when milling martensitic stainless steel JETHETE-M152
(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 ... -
An analytical approach to calculate stress concentration factors of machined surfaces
(Elsevier Ltd., 2021)Machining operations affect the properties of the final surface layer, and these can impact on its functional per- formance, particularly on fatigue behaviour. Among the properties of the machined surface, surface topography ... -
Broaching: Cutting tools and machine tools for manufacturing high quality features in components
(Elsevier Ltd., 2020)Broaching is a unique machining process with high accuracy and surface quality, which is employed in massand batch production for the manufacture of components with highly complex geometries. It involves the use of ... -
The capacity of statistical features extracted from multiple signals to predict tool wear in the drilling process
(Springer Verlag, 2019)Industrial processes are being developed under a new scenario based on the digitalisation of manufacturing processes.Through this, it is intended to improve the management of resources, decision-making, ... -
The contribution of microstructure and friction in broaching Ferrite–Pearlite steels
(Elsevier Ltd., 2020)Ferrite-Pearlite (FP) steels are used in many automotive components. However, their machinability in low cutting speed processes appears to be highly dependent on their metallurgical state. An experimental approach combining ... -
Crystal-plasticity-finite-element modelling of the dynamic tensile response of a directionally solidified nickel-based superalloy
(2020)The flow stress behaviour of a directionally solidified nickel-base superalloy,MAR-M247, is presented through the combination of experiments and crystal-plasticity simulations.The experimental campaign ... -
Desarrollo de nuevos modelos, técnicas y aplicaciones para el aumento de la precisión y productividad en el rectificado sin centros a través de la supresión de inestabilidades dinámicas y la óptima configuración del ciclo de rectificado en sus dos formas de operación: plongée y pasante
(Mondragon Unibertsitatea. Goi Eskola Politeknikoa, 2012)Centerless grinding is a manufacturing process widely used as a high-productivity finishing technology. Its specific features regarding the loose work-holding and self-centering confer better performance on centerless ... -
Determination of emissivity and temperature of tool rake face when cutting AISI 4140
(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 ... -
Drilling test data from new and worn bits
(2019)This directory contains the raw data acquired by Mondragon Unibertsitatea during the execution of drilling tests. These data were used to obtain the results presented in the article "The capacity of statistical features ... -
Effect of cutting speed on the surface integrity of face milled 7050-T7451 aluminium workpieces
(Elsevier Ltd., 2018)The guarantee of surface integrity has become a primary objective for researchers when analysing the reliability of machined aircraft aluminium alloy structural parts in high-speed machining. This work studies the effect ... -
Evolution of residual stresses induced by machining in a Nickel based alloy under static loading at room temperature
(Elsevier, 2014)Tensile residual stresses are very often generated on the surface when machining nickel alloys. In order to determine their influence on the final mechanical behaviour of the component residual stress stability should be ... -
Experimental and FEM analysis of surface integrity when broaching Ti64
(Elsevier, 2018)The performance of aeronautic critical components is strongly dependent on its fatigue behavior, which is directly linked to their surface integrity condition. Broaching operation is a machining operation extensively used ... -
FEM modeling of hard turning 42CrMoS4 steel
(Elsevier B.V., 2019) -
Finding correlations between tool life and fundamental dry cutting tests in finishing turning of steel
(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. ... -
Finite Element Prediction of the Tool Wear Influence in Ti6Al4V Machining
(Elsevier, 2015)Ti6Al4 V is a titanium alloy widely used in the aeronautical industry and machining is often adopted to manufacture it. These parts must satisfy requirements specified by the customer. A crucial characteristic of aircraft ... -
Innovative Method dedicated to the development of a ferrite-pearlite grade regarding its MAChinability (IMMAC): final report
(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 ... -
Investigating the performance of 410, PH13-8Mo and 300M steelsin a turning process with a focus on surfacefinish
(Elsevier Ltd., 2020)This study generated novel behavioural data for three engineering steels undergoing a turning process. The materialswere hardened 410, PH13-8Mo and 300M, two stainless steels and one high strength steel respectively. A ... -
Mechanics of milling 48-2-2 gamma titanium aluminide
(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
(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 ... -
Microstructure based flow stress model to predict machinability in ferrite–pearlite steels
(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 ...
