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A comprehensive study on cutting mechanisms and surface integrity of AISI 304 when turning a curved surface

Weng, Jian LU ; Zhuang, Kejia ; Xu, Dongdong ; M’Saoubi, Rachid LU and Zhou, Jinming LU (2021) In Materials and Manufacturing Processes 36(11). p.1285-1298
Abstract

Most of the studies on cutting mechanisms and surface integrity in turning are investigated with a straight tool path (longitudinal/end face turning) while few contributions have been done in curved surface turning. This work explores the evolutions of cutting force, chip morphology and surface integrity when turning a curved surface, using fillet surface machining of AISI 304 stainless steel. The varying cutting conditions caused by the presented turning are revealed by detailed geometric analysis and employed as indicators for further discussions on cutting force, chip morphology, and machined surface integrity (including surface roughness, microhardness, microstructure, and residual stress). Apart from the difference of cutting force... (More)

Most of the studies on cutting mechanisms and surface integrity in turning are investigated with a straight tool path (longitudinal/end face turning) while few contributions have been done in curved surface turning. This work explores the evolutions of cutting force, chip morphology and surface integrity when turning a curved surface, using fillet surface machining of AISI 304 stainless steel. The varying cutting conditions caused by the presented turning are revealed by detailed geometric analysis and employed as indicators for further discussions on cutting force, chip morphology, and machined surface integrity (including surface roughness, microhardness, microstructure, and residual stress). Apart from the difference of cutting force components in tangential, radial, and cutting speed directions along the fillet surface, wider and thinner chips are obtained from end face turning. The measured microhardness, microstructural alternation, and stress condition results comprehensively illustrate a reduction of severe plastic deformation from the outer face to the end face.

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author
; ; ; and
organization
publishing date
type
Contribution to journal
publication status
published
subject
keywords
chip, fillet, force, mechanisms, microhardness, microstructure, residual, roughness, stress, surface, Turning
in
Materials and Manufacturing Processes
volume
36
issue
11
pages
1285 - 1298
publisher
Taylor & Francis
external identifiers
  • scopus:85103679734
ISSN
1042-6914
DOI
10.1080/10426914.2021.1906893
language
English
LU publication?
yes
id
bf955c4c-1934-4c0d-8de4-d5837bd52889
date added to LUP
2021-04-14 11:12:14
date last changed
2022-04-27 01:30:49
@article{bf955c4c-1934-4c0d-8de4-d5837bd52889,
  abstract     = {{<p>Most of the studies on cutting mechanisms and surface integrity in turning are investigated with a straight tool path (longitudinal/end face turning) while few contributions have been done in curved surface turning. This work explores the evolutions of cutting force, chip morphology and surface integrity when turning a curved surface, using fillet surface machining of AISI 304 stainless steel. The varying cutting conditions caused by the presented turning are revealed by detailed geometric analysis and employed as indicators for further discussions on cutting force, chip morphology, and machined surface integrity (including surface roughness, microhardness, microstructure, and residual stress). Apart from the difference of cutting force components in tangential, radial, and cutting speed directions along the fillet surface, wider and thinner chips are obtained from end face turning. The measured microhardness, microstructural alternation, and stress condition results comprehensively illustrate a reduction of severe plastic deformation from the outer face to the end face.</p>}},
  author       = {{Weng, Jian and Zhuang, Kejia and Xu, Dongdong and M’Saoubi, Rachid and Zhou, Jinming}},
  issn         = {{1042-6914}},
  keywords     = {{chip; fillet; force; mechanisms; microhardness; microstructure; residual; roughness; stress; surface; Turning}},
  language     = {{eng}},
  number       = {{11}},
  pages        = {{1285--1298}},
  publisher    = {{Taylor & Francis}},
  series       = {{Materials and Manufacturing Processes}},
  title        = {{A comprehensive study on cutting mechanisms and surface integrity of AISI 304 when turning a curved surface}},
  url          = {{http://dx.doi.org/10.1080/10426914.2021.1906893}},
  doi          = {{10.1080/10426914.2021.1906893}},
  volume       = {{36}},
  year         = {{2021}},
}