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Fundamentals of Machining Processes, 2nd Edition
book

Fundamentals of Machining Processes, 2nd Edition

by Hassan Abdel-Gawad El-Hofy
August 2013
Beginner to intermediate content levelBeginner to intermediate
562 pages
16h 1m
English
CRC Press
Content preview from Fundamentals of Machining Processes, 2nd Edition
102 Fundamentals of Machining Processes
machining time for a single component. According to Taylor for-
mula, the tool life T can be expressed by
T
C
V
n
=
1/
When machining cylindrical components of length l and diameter d
using a feed rate S, mm/rev, and a rotational speed N, the machining
time t
m
becomes
t
l
SN
m
=
t
dl
VS
m
=
π
1000
tV
m
=
ϑ
1
where
ϑ
π
=
dl
S1000
The prime and sharpening cost/component, C
t1
, becomes
C
C
z
t
T
1
=
C
Ct
T
t
Tm
1
=
C
CV
C
n
n
t
T
/
/
1
11
1
=
ϑ
(( ))
It is clear from the preceding equation that the increase of cutting
speed raises the tool prime and sharpening cost C
t1
.
2. Tool changing cost, C
t2
: The tool changing time, t
ct
, is the time ta ...
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Publisher Resources

ISBN: 9781466577022