Zerrendatu honen arabera: egilea "9c516cfdc224e95ac8d648af4dcf7a3b"
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Análisis comparativo de la rigidez de uniones viga-columna en estanterías metálicas
Santamaria, David; Ulacia, Ibai; Larrañaga Amilibia, Jon; Ruiz Emparanza, Pablo; Maskariano-Manzano, Julen (UNED, 2018)Las estanterías metálicas de almacenaje industrial son estructuras portantes compuestas principalmente por puntales y largueros, los cuales se conectan entre ellos mediante uniones. La rigidez de las uniones determina la ... -
Análisis de distribución de carga en husillos a bolas para altas cargas mediante modelos de elementos finitos optimizados
Sangalli, Luca; Oyanguren , Aitor; Larrañaga Amilibia, Jon; Ulacia, Ibai (2023)Los husillos a bolas son actuadores electro-mecánicos ampliamente utilizados en máquinas y mecanismos como solución de posicionamiento lineal, caracterizándose por su gran rigidez y capacidad de carga. Estos sistemas han ... -
Análisis del efecto de shot-peening y el cementado en la vida a fatiga de los engranajes
Cortabitarte Laucirica, Gurutz; Larrañaga, Miren; Llavori, Inigo; Larrañaga Amilibia, Jon; Arana, Aitor; Esnaola, Jon Ander; Ulacia, Ibai (Sociedad Española de Integridad Estructural - Grupo Español de Fractura SEIE-GEF, 2023)Debido a sus condiciones de trabajo, la fatiga es uno de los modos de fallo más comunes en los engranajes. A pesar de que habitualmente se emplean diversos tratamientos para mejorar las propiedades mecánicas de los mismos, ... -
Aumento de la precisión de posicionado de células robóticas en aplicaciones de mecanizado
Larrañaga Amilibia, Jon; Izquierdo Ortiz de Landaluce, Mikel; Ulacia, Ibai; Lizarazu Suarez, Aintza (2023)En las últimas décadas han incrementado las aplicaciones de los robots industriales aumentando también la demanda en la precisión de posicionado. Sin embargo, los robots industriales se caracterizan por ser muy repetitivos ... -
Computerized generation and tooth contact analysis of spherical gear couplings for high misalignment applications
Iñurritegui-Marroquin, Aurea; Arana, Aitor; Larrañaga Amilibia, Jon; Ulacia, Ibai (Elsevier Ltd., 2021)Spherical gear couplings are a type of toothed coupling where the external spline usually requires highly crowned tooth surfaces to absorb high misalignments. The teeth of the external spline (or hub) may present cross ... -
Energy Efficient and Comfortable Cabin Heating
Larrañaga Amilibia, Jon; Izquierdo Ortiz de Landaluce, Mikel (Springer Nature Switzerland AG, 2021)Battery electric vehicles become an increasingly interesting alternative to conventional vehicles with combustion engine as the costs decrease and the driving range improves. Although, the significant decrease of the driving ... -
Evolución de la fatiga superficial en engranajes de acero al carbono
Elizegi Aiertza, Julen; Larrañaga Amilibia, Jon; Arana, Aitor; Izquierdo Ortiz de Landaluce, Mikel; Ulacia, Ibai (2023)Los engranajes rectos de aceros de bajo contenido de carbono se utilizan ampliamente en aplicaciones de baja exigencia debido a su bajo costo y simplicidad de fabricación. Uno de los fallos más comunes de estos engranajes ... -
Fatigue and wear in crowned spline couplings
Ulacia, Ibai; Arana, Aitor; Iñurritegui-Marroquin, Aurea; Maskariano-Manzano, Julen; Larrañaga Amilibia, Jon (Institute of Physics Publishing (IOP), 2018) -
Fatigue life prediction of spherical gear couplings
Ulacia, Ibai; Larrañaga Amilibia, Jon; Arana, Aitor; Iñurritegui-Marroquin, Aurea; Elizegi Aiertza, Julen (American Gear Manufacturers Association (AGMA), 2018)Spherical gear couplings are mechanical components that allow transmitting torque between misaligned shafts by means of equally spaced teeth. For instance, they are used in roll-levelling machines in order to transmit power ... -
Generación virtual de la geometría 3D de acoplamientos dentados abombados
Iñurritegui-Marroquin, Aurea; Larrañaga Amilibia, Jon; Arana, Aitor; Ulacia, Ibai; Berganzo Sampedro, Irene; Telleria, Xuban (2021)Los modelos analíticos, y cada vez más los numéricos, son herramientas utilizadas para el diseño y dimensionamiento tanto de engranajes como de acoplamientos dentados. Los resultados obtenidos, dependen de la exactitud de ... -
A general kinematic model for lubricated ball bearings based on the minimum energy hypothesis
Alberdi Quevedo, Pello; Arana, Aitor; Oyanguren , Aitor; Larrañaga Amilibia, Jon; Ulacia, Ibai (Elsevier, 2024)Accurately predicting the performance of lubricated rolling elements is critical for certain key bearing applications. A widely employed simulation technique is quasi-static models, which although computationally efficient ... -
Geometrical accuracy improvement in flexible roll forming process by means of local heating
Larrañaga Amilibia, Jon (Mondragon Unibertsitatea. Goi Eskola Politeknikoa, 2011)In the last decade the tendency to reduce vehicle weight due to rising fuel prices and environmental requirements, have pushed two main trends of research in the field of vehicle structure manufacturing. On the one hand, ... -
Geometry optimisation of highly crowned gear couplings working in high misalignment applications to reduce tooth root stresses
Iñurritegui-Marroquin, Aurea; Larrañaga Amilibia, Jon; Arana, Aitor; Ulacia, Ibai (EDP Sciences, 2023)Crowned gear couplings are mechanical components used to transmit power between misaligned rotating shafts. Their geometry is characterised by a significant longitudinal crowning to accommodate angular misalignment. Recent ... -
Influence of the velocity on quasi-static deflections of industrial articulated robots
Aguirre Jaca, Nora; Larrañaga Amilibia, Jon (Springer, 2023)This article presents the measurement and analysis of the influence of velocity on the quasi-static deflections of industrial manipulators of three different manufacturers. Quasi-static deflection refers to the deflection ... -
Influence of thermal distortion on load distribution, transmission error and premature contact
Arana, Aitor; Iñurritegui-Marroquin, Aurea; Larrañaga Amilibia, Jon; Ulacia, Ibai (INSA, 2018)The influence of thermally-induced geometry distortions on representative gear parameters such as load distribution or transmission error is analysed. An analytical load distribution model is coupled to a thermal ... -
Influence of thermal distortion on spur gear tooth contact
Larrañaga Amilibia, Jon; Iñurritegui-Marroquin, Aurea; Arana, Aitor; German, Jon; Elizegi Aiertza, Julen; Ulacia, Ibai (American Gear Manufacturers Association (AGMA), 2018)The reduction of component size and oil volume of current automotive and aeronautical transmissions along with the increasing input speed are pushing gear teeth bulk temperatures to their scuffing limit. Although new ... -
Load distribution and tooth root stress of highly crowned spherical gear couplings working at high misalignment angles
Iñurritegui-Marroquin, Aurea; Larrañaga Amilibia, Jon; Arana, Aitor; Ulacia, Ibai (Elsevier, 2023)Spherical gear couplings are commonly used mechanical components to transmit power between highly misaligned rotating shafts. For that, gear couplings are manufactured with high longitudinal crowning and are usually small ... -
Modelizado bidimensional de engranajes cilíndricos por elementos finitos
Iñurritegui-Marroquin, Aurea; Arana, Aitor; Hernández Jiménez, M.; Elizegi Aiertza, Julen; Ulacia, Ibai; Larrañaga Amilibia, Jon (UNED, 2018)El análisis de la distribución de carga, rigidez y error de transmisión de engranajes cilíndricos es fundamental para predecir los efectos de la geometría del dentado sobre las vibraciones, resistencia y eficiencia. El uso ... -
Non-destructive experimental technique to determine ball contact load in rolling machine elements
Maiztegui, Mattin; Larrañaga Amilibia, Jon; Arana, Aitor; Oyanguren , Aitor; Ulacia, Ibai (Elsevier, 2024)Rolling machine elements, such as ball bearings, ball screws, or guiding systems are commonly used in diverse industrial applications. These components typically assume uniform load distribution among the balls or rely on ... -
A novel formulation for radial fretting wear: Application to false brinelling in thrust bearings
Llavori, Inigo; Ulacia, Ibai; Larrañaga Amilibia, Jon (Elsevier Ltd., 2021)Radial fretting is defined as the damage caused by the relative motion of a ball under a variable normal load. The conducted experimental tests proved the existence of this damage even in contacting bodies with similar ...