Machining Behaviour, surface integrity and tool wear analysis in environment friendly turning of Inconel 718 alloy

Measurement ◽  
2021 ◽  
Vol 174 ◽  
pp. 109028
Author(s):  
Vinothkumar Sivalingam ◽  
Yanzhe Zhao ◽  
Ramkumar Thulasiram ◽  
Jie Sun ◽  
Guo kai ◽  
...  
Wear ◽  
2021 ◽  
pp. 203752
Author(s):  
A.R.F. Oliveira ◽  
L.R.R. da Silva ◽  
V. Baldin ◽  
M.P.C. Fonseca ◽  
R.B. Silva ◽  
...  

2020 ◽  
Vol 285 ◽  
pp. 116780
Author(s):  
S. Chaabani ◽  
P.J. Arrazola ◽  
Y. Ayed ◽  
A. Madariaga ◽  
A. Tidu ◽  
...  

2013 ◽  
Vol 554-557 ◽  
pp. 2093-2100 ◽  
Author(s):  
Domenico Umbrello

Machining of advancedaerospace materials have grown in the recent years although the hard-to-machinecharacteristics of alloys like titanium or nickel based alloys cause highercutting forces, rapid tool wear, and more heat generation. This paper presentsan experimental evaluation of machining ofInconel718alloy under dry conditions at varying of cutting speeds and feed rates.The influence of the cutting conditions on surface integrity was studied interms of surface roughness, affected layer, grain size variations and phasechanges/modification. Also, the machining process performance was evaluatedthrough the power consumption and tool-wear.


2020 ◽  
Author(s):  
Pedro Cabegi Barros ◽  
Gustavo Franco Barbosa ◽  
Carlos Eiji Hirata Ventura ◽  
Gustavo Roberto Santos

2020 ◽  
Vol 285 ◽  
pp. 116809 ◽  
Author(s):  
Bastien Toubhans ◽  
Guillaume Fromentin ◽  
Fabien Viprey ◽  
Habib Karaouni ◽  
Théo Dorlin

Author(s):  
Paolo Parenti ◽  
Francesco Puglielli ◽  
Massimo Goletti ◽  
Massimiliano Annoni ◽  
Michele Monno

AbstractSolid ceramic end mills for machining heat resistant super alloys (HRSA) have the potential to generate higher material removal rates, up to one order of magnitude, with respect to standard carbide tools. The machining operations in aerospace industry, where large removals are required to obtain tiny and slender parts like turbine blades, is a cost-intensive task that can benefit of the adoption of ceramic solid end mills. However, these tools show a quite limited tool life, especially when used with interrupted tool engagement strategies. Moreover, they might induce heat-related problems in the workpiece material surface integrity. This paper investigates the cutting and the tool wear during milling Inconel 718 with solid ø12 mm cutting end tool made by SiAlON. The wear mechanisms are studied together with their effects on process signals as cutting forces and power, measured via external and CNC integrated sensors. The carried experimental campaign allowed to find out that tool clogging and edge chipping were the primary cutting phenomena leading the tool wear. Cutting strategy (downmilling or upmilling) produced different results in terms of tool wear sensitivity and process outputs whereas upmilling configuration showed the best results in terms of cutting signals stability and surface integrity. At the same time, cutting speed was found to increase the cutting power more in upmilling than downmilling cutting. The analysis of the forces and power demonstrated that the typical tool wear mechanisms can be traced by signal monitoring due to their high impact on cutting processes. This fact shows the good potential of signal monitoring for a better tool life evaluation.


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