Estimating the exchanged energy distribution in micro-EDM
Communication avec acte
Auteur
Date
2014Résumé
This paper presents a new approach for the recording of the total quantity of energy exchanged during the micro Electro Discharge Machining (EDM) process. In particular, this approach allows for the estimation of the percentage of energy absorbed by the two electrodes (tool and workpiece) using a combination of theoretical models and experimental results, thanks to an advanced discharges measuring approach. The validity of several theoretical crater models was then assessed. Using this approach, the process was analysed for two electrode shapes and two sets of machining parameters. The preliminary results appears to fit those presented in the literature.
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Article dans une revue avec comité de lectureBIGOT, Samuel; D'URSO, Gianluca; MERLA, Cristina; SURLERAUX, Anthony; PERNOT, Jean-Philippe (Elsevier, 2016)This paper presents a new approach for the recording of the total quantity of energy exchanged during the micro electrical discharge machining (EDM) process. In particular, this approach allows for the estimation of the ...
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Communication avec acteThe present paper introduces the use of voxels embedded in an octree structure in order to numerically simulate manufacturing processes. In particular, micro electrical discharge machining (μEDM) is used here as a case ...
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Article dans une revue avec comité de lectureSURLERAUX, Anthony; LEPERT, Romain; BIGOT, Samuel; PERNOT, Jean-Philippe (Future Technology Press, 2015)This paper describes a new efficient method for computer aided optimisations of micro EDM die sinking tools, which can be used for design optimisation and performance verification in the digital domain. This would facilitate ...
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Communication avec acteThis paper introduces a new method for simulating the micro-EDM process in order to predict tool wear. The tool and workpiece are defined by NURBS surfaces whose shapes result from an iterative crater-by-crater deformation ...