Results 11 to 20 of about 1,418,495 (362)

Influence of Cutting Conditions on the Cutting Performance of TiAl6V4 [PDF]

open access: yesAdvanced Materials Research, 2011
The FEM simulation was developed to investigate the influences of cutting speed, uncut chip thickness and tool rake angle on the cutting performance of TiAl6V4. The FEM simulation was validated using experimental results and good agreement was obtained.
Gui Gen Ye   +3 more
openaire   +1 more source

An experimental investigation of chatter effects on tool life [PDF]

open access: yes, 2009
Tool wear is one of the most important considerations in machining operations as it affects surface quality and integrity, productivity and cost. The most commonly used model for tool life analysis is the one proposed by F.W.
Altintas Y.   +11 more
core   +1 more source

Estimation of specific cutting energy in an S235 alloy for multi-directional ultrasonic vibration-assisted machining using the Finite Element Method [PDF]

open access: yes, 2020
The objective of this work is to analyze the influence of the vibration-assisted turning process on the machinability of S235 carbon steel. During the experiments using this vibrational machining process, the vibrational amplitude and frequency of the ...
Florez García, Luis Carlos   +2 more
core   +2 more sources

Influence of edge radius of sintered-carbide tip on roughness of machined surface

open access: yesActa Universitatis Agriculturae et Silviculturae Mendelianae Brunensis, 2013
Increasing of cutting speed and thus increasing labour productivity is observed as a current trend in engineering production. This effort results to development of new cutting materials which are more capable to resist increased requirements on machined ...
Jiří Votava
doaj   +1 more source

Effect of process parameters and optimization of CO2 laser cutting of ultra high performance polyethylene [PDF]

open access: yes, 2010
The aim of this work is to relate the cutting edge quality parameters (responses) namely: upper kerf, lower kerf, ratio of the upper kerf to lower kerf and cut edge roughness to the process parameters considered in this research and to find out the ...
A.G. Olabi   +13 more
core   +1 more source

Improving the Machining Process by Analysing the Relationship Between Cutting Force and Temperature in Drilling of Engineering Steels

open access: yesActa Universitatis Agriculturae et Silviculturae Mendelianae Brunensis, 2016
This paper describes the experiment of measuring the temperature and cutting force during the drilling of short holes without using cutting lubricants, at constant cutting speed, and at increasing shift.
Pavel Polák   +4 more
doaj   +1 more source

Different Aspects of Machinability in Turning of AISI 304 Stainless Steel: A Sustainable Approach with MQL Technology

open access: yesMetals, 2023
Machining of AISI 304 austenitic stainless steel is considered to be difficult due to its structural aspects and low thermal conductivity, which leads to increased temperatures during machining.
Rüstem Binali   +3 more
doaj   +1 more source

Experimental investigation of cutting forces in high-feed milling of titanium alloy [PDF]

open access: yes, 2020
Titanium super alloys are often used in the chemical and aerospace industries, especially because of financial savings. resulting primarily from cheaper operation of equipment. Machinability of titanium alloys is more difficult than that of other metals.
Drábek, Lukáš   +5 more
core   +1 more source

Prediction of thickness and height of burr based on burr formation mechanisms in end milling

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2014
Edge imperfections are often introduced on workpieces due to plastic deformation during machining. These imperfections are known as burrs. Since the deburring operation is costly, the control of burr formation is a research topic of great significance ...
Sothea KRUY   +3 more
doaj   +1 more source

Scientific Basis for the Substantiation of Process Regulations for the Micro-Cutting of Hardened Gears

open access: yesJournal of Mechanical Engineering, 2023
The paper considers scientific principles of technological procedure development for the selection and assignment of parameters of velocity machining by blade tool at gear milling with due regard to the required parameters of the gear surface layer ...
Klochko Alexander   +8 more
doaj   +1 more source

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