Results 21 to 30 of about 3,898,099 (355)

Cutting force based surface integrity soft-sensor when hard machining AISI 4140

open access: yes, 2020
Workpiece rim zone modifications during hard machining can be explained with the high thermo-mechanical loads induced by the cutting process. The formation of White Layers with a fine-grained microstructure by dynamic recrystallization (DRX) is one of ...
M. Meurer   +6 more
semanticscholar   +1 more source

Toward a better understanding of tool wear effect through a comparison between experiments and SPH numerical modelling of machining hard materials [PDF]

open access: yes, 2009
The aim of this study is to improve the general understanding of tungsten carbide (WC–Co) tool wear under dry machining of the hard-to-cut titanium alloy Ti6Al4V. The chosen approach includes experimental and numerical tests.
Bil   +26 more
core   +7 more sources

Experimental investigation on microgrooving characteristics of ceramics using electroplated diamond wire tools

open access: yesJournal of Mechanical Engineering and Sciences, 2022
For precision machining such as slicing and grooving of hard and brittle materials, wire tools with electroplated diamond abrasives have been widely used.
S. Sakamoto   +3 more
doaj   +1 more source

Features of Machining Rotor Shafts of Diesel Engine Turbochargers with a Multilayer-Coated Tool

open access: yesРегионология, 2022
Introduction. The paper presents the results of experimental studies of power parameters when hard alloy steels are machined with tools, the cutting units of which have multilayer hard, heat-resistant and wear-resistant coatings.
Vladimir A. Skryabin
doaj   +1 more source

Indirect monitoring method of tool wear using the analysis of cutting force during dry machining of Ti alloys [PDF]

open access: yes, 2017
In recent decades, optimize tool life is in constant evolution so many researchers have focused to analysis the tool wear by indirect monitoring (e.g. acoustic emission, cutting forces, vibrations) that plays a significant role in control and improvement
Marcos, Mariano   +3 more
core   +2 more sources

Hard Machining of Spur Gears with the InvoMillingTM Method

open access: yesJournal of Manufacturing and Materials Processing, 2018
Recently, the 5-axis machining of gears has become increasingly important. This technology enables a flexible production of diverse gear types on a single universal machine with standard tools.
Thomas Glaser   +3 more
doaj   +1 more source

Effect of a combined machining/burnishing tool on the roughness and mechanical properties [PDF]

open access: yes, 2014
Burnishing is a cold working surface treatment process in which plastic deformation of surface irregularities occurs by exerting pressure through a very hard and a very smooth roller or ball on a surface to generate a uniform and work-hardened surface ...
Baillon   +24 more
core   +6 more sources

New Advances in the Machining of Hard Metals using Physics-Based Modeling

open access: yesEngineering Transactions, 2014
The machining of hard metals historically has been understood to be challenging and costly due to its material properties (such as titanium’s low thermal conductivity and high hardness, and nickel’s rapid work-hardening and high strength at elevated ...
Troy D. MARUSICH   +4 more
doaj   +1 more source

Effects of the Tribological Behaviour of h-BN MQL Nano Cutting Fluid (NCF-MQL) on Turning Inconel 625 [PDF]

open access: yesINCAS Bulletin, 2019
Minimum quantity lubrication (MQL) is currently a widely used lubricating technique during machining, in which minimum amount of lubricant in the form of mist is delivered to the machining interface, thus helps to reduce the negative effects caused to ...
Chinmaya PADHY, Pariniti SINGH
doaj   +1 more source

Performance Investigation of MQL Parameters Using Nano Cutting Fluids in Hard Milling

open access: yesFluids, 2021
Machining difficult-to-cut materials is one of the increasingly concerned issues in the metalworking industry. Low machinability and high cutting temperature generated from the contact zone are the main obstacles that need to be solved in order to ...
Tran Minh Duc   +2 more
doaj   +1 more source

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