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Modelización de la relajación de tensiones residuales introducidas por el tratamiento mecánico de shot-peening para la mejora de la resistencia a fatiga del acero DIN 34CrNiMo6
(2022-11-18)
Se aplica al acero DIN 34CrNiMo6 un tratamiento mecánico de shot-peening con el objetivo de mejorar su resistencia a fatiga axial. Se obtiene una mejora del 22% respecto a piezas únicamente mecanizadas y del 3,5% respecto ...
Hybrid manufacturing of complex components: Full methodology including laser metal deposition (LMD) module development, cladding geometry estimation and case study validation
(Elsevier, 2022-11)
To optimize and satisfy current industrial requirements, during the last decade new alternatives to conventional manufacturing processes are implemented into conventional machines, leading to multitasking machines. Especially ...
High-Temperature Mechanical Properties of IN718 Alloy: Comparison of Additive Manufactured and Wrought Samples
(MDPI, 2020-08-09)
Wire Arc Additive Manufacturing (WAAM) is one of the most appropriate additive manufacturing techniques for producing large-scale metal components with a high deposition rate and low cost. Recently, the manufacture of ...
Mechatronic Model of a Compliant 3PRS Parallel Manipulator
(MDPI, 2021-12-28)
Compliant mechanisms are widely used for instrumentation and measuring devices for their precision and high bandwidth. In this paper, the mechatronic model of a compliant 3PRS parallel manipulator is developed, integrating ...
Optimization of the 2PRU-1PRS Parallel Manipulator Based on Workspace and Power Consumption Criteria
(MDPI, 2021-08-24)
In the last few years, parallel manipulators are being increasingly studied and used for different applications. The performance of parallel manipulators is very sensitive to the geometric parameters, so it is essential ...
Effect of Heat Treatment on the Microstructure and Hardness of Ni-Based Alloy 718 in a Variable Thickness Geometry Deposited by Powder Fed Directed Energy Deposition
(MDPI, 2022)
Feature addition to existing parts is a trending application for Directed Energy Deposition (DED) and can be used to add complex geometry features to basic forged geometries with the aim to reduce and simplify the number ...
Review of Intermediate Strain Rate Testing Devices
(MDPI, 2020-07-05)
Materials undergo various loading conditions during different manufacturing processes, including varying strain rates and temperatures. Research has shown that the deformation of metals and alloys during manufacturing ...
Laser Dissimilar Joining of Al7075T6 with Glass-Fiber-Reinforced Polyamide Composite
(MDPI, 2020-01-22)
Dissimilar joining between metal and composite sheets is usually carried out by mechanical or adhesive joining. Laser dissimilar joining between metal and composite sheets could be an alternative to these methods, as it ...
Desarrollo de sistema flexible de fabricación de pieles aeronáuticas por mecanizado mecánico.
(2020-11-06)
Esta tesis doctoral presenta el desarrollo y caracterización de una solución flexible y de bajo coste que permita la fabricación de pieles aeronáuticas de aluminio mediante mecanizado convencional. Este concepto se basa, ...
Influence of induction hardening residual stresses on rolling contact fatigue lifetime
(Elsevier, 2022-06)
[EN] Rolling contact fatigue is a unique mode of fatigue that components under cyclic contact loading experience. In this work, the impact of induction hardening residual stresses in rolling contact fatigue lifetime is ...