Influence of the nose radius on the machining forces induced during AISI-4140 hard turning: A CAD-based and 3D FEM approach

A Tzotzis, C García-Hernández, JL Huertas-Talón… - Micromachines, 2020 - mdpi.com
The present study investigated the performance of three ceramic inserts in terms of the micro-
geometry (nose radius and cutting edge type) with the aid of a 3D finite element (FE) model …

Cad-based 3d-fe modelling of aisi-d3 turning with ceramic tooling

P Kyratsis, A Tzotzis, A Markopoulos, N Tapoglou - Machines, 2021 - mdpi.com
In this study, the development of a 3D Finite Element (FE) model for the turning of AISI-D3
with ceramic tooling is presented, with respect to four levels of cutting speed, feed, and …

Cutting parameters optimization for minimal total operation time in turning POM-C cylindrical stocks into parts with continuous profile using a PCD cutting tool

M Trifunović, M Madić, D Marinković, V Marinković - Metals, 2023 - mdpi.com
Turning is a complex machining process that can be characterized by a number of
performances for a given machining system, workpiece material, cutting tool, and selected …

3D-FEM approach of AISI-52100 hard turning: modelling of cutting forces and cutting condition optimization

A Tzotzis, N Tapoglou, RK Verma, P Kyratsis - Machines, 2022 - mdpi.com
In the present study, a 3D finite element (FE) model for machining AISI-52100 steel was
proposed, with respect to three levels of cutting speed (100 m/min, 150 m/min and 200 …

CAD-based automated design of FEA-ready cutting tools

A Tzotzis, C García-Hernández… - … of Manufacturing and …, 2020 - mdpi.com
The resources of modern Finite Element Analysis (FEA) software provide engineers with
powerful mechanisms that can be used to investigate numerous machining processes with …

[HTML][HTML] Influence of the 3D Printing Fabrication Parameters on the Tensile Properties of Carbon-Based Composite Filament

P Minaoglou, A Tzotzis, N Efkolidis, P Kyratsis - Applied Mechanics, 2024 - mdpi.com
In this study, the effect of certain 3D printing conditions on the tensile strength of 3D-printed
specimens was investigated. The printing material was CARBON: PLUS (NEEMA3D™ …

Comparative evaluation of coated carbide and CBN inserts performance in dry hard-turning of AISI 4140 steel using taguchi-based grey relation analysis

M Özdemir, M Rafighi, M Al Awadh - Coatings, 2023 - mdpi.com
Dry hard-turning is a vital manufacturing method for machining hardened steel due to its low
cost, high machining efficiency, and green environmental protection. This study aims to …

[HTML][HTML] Surface Quality Evaluation of 3D-Printed Carbon-Fiber-Reinforced PETG Polymer During Turning: Experimental Analysis, ANN Modeling and Optimization

A Tzotzis, D Nedelcu, SN Mazurchevici, P Kyratsis - Polymers, 2024 - mdpi.com
This work presents an experimental analysis related to 3D-printed carbon-fiber-reinforced-
polymer (CFRP) machining. A polyethylene-terephthalate-glycol (PETG)-based composite …

[HTML][HTML] Multivariate modelling of AA6082-T6 drilling performance using RSM, ANN and response optimization

A Tzotzis, A Antoniadis, P Kyratsis - International Journal of Lightweight …, 2024 - Elsevier
The AA6082-T6 was experimentally studied in the present research with respect to the
drilling performance. Drill diameter, cutting speed and feed rate were examined, using a full …

Investigation into the effect of cutting conditions in turning on the surface properties of filament winding gfrp pipe rings

G Mansour, P Kyratsis, A Korlos, D Tzetzis - Machines, 2021 - mdpi.com
There are numerous engineering applications where Glass Fiber Reinforced Polymer
(GFRP) composite tubes are utilized, such as desalination plants, power transmission …