Analysis of surface roughness and cutting force when turning AISI 1045 steel with grooved tools through Scott–Knott method

The chip breaker presents an important role in chip control on turning operation, as well as a significant influence on cutting force, surface integrity, wear, and tool life. In this experimental study, the grooved chip breaker, feed rate, and cutting velocity influence on cutting force and surface...

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Bibliographic Details
Published in:International journal of advanced manufacturing technology Vol. 69; no. 5-8; pp. 1431 - 1441
Main Authors: Pereira, Robson Bruno Dutra, Braga, Durval Uchôas, Nevez, Frederico Ozanan, da Silva, Alex Sander Chaves
Format: Journal Article
Language:English
Published: London Springer London 01-11-2013
Springer Nature B.V
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Summary:The chip breaker presents an important role in chip control on turning operation, as well as a significant influence on cutting force, surface integrity, wear, and tool life. In this experimental study, the grooved chip breaker, feed rate, and cutting velocity influence on cutting force and surface roughness of turning process of AISI 1045 steel were investigated through a complete factorial design and the Scott–Knott method. The multiple comparison method of Scott–Knott was used to identify which combination of the factor levels was specifically different when a source of variation was statistically significant in ANOVA. This multiple comparison method was essential to choose an optimal combination between cutting conditions and chip breaker type assuring the lowest cutting force and surface roughness levels without ambiguity. The methodology proposed was effective at achieving process improvement.
ISSN:0268-3768
1433-3015
DOI:10.1007/s00170-013-5126-3