do

1
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2
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3
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4
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PVD?????? TiCN
???? P?
?? 2.2mm
???? ????
?? S45C
?? do 50mm
?? di 30mm
do
5
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D 55 mm
N 650,830,1020 rpm
V 112,143,176 m/min
???? T (sec) (1??)
t (mm) t (mm) t (mm)
0.10 0.15 0.20
N (rpm) 1020 37.7 25.1 18.9
N (rpm) 830 46.3 30.9 23.1
N (rpm) 650 59.2 39.5 29.6
?????????? n
t (mm) n
0.10 641
0.15 427
0.20 321
6
??????
??????
100cut 150cut 200cut
V143m/min, t0.10mm, Dry
7
????
??????
t0.10mm
t0.20mm
V143m/min, Dry, 100cut
????????
t0.10mm
t0.20mm
V143m/min, Dry
8
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9
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A??????
???????
t (mm) t (mm)
0.15 0.20
A 83 63
AB 344 259
ABC 427 321
V143m/min, Dry
10
????????
??????
A??????
11
????????
????????
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??? 600 rpm
???? 104 m/min
??? 0.15 mm
???? 478?
???? 47.8?
????????? 12??
???? ???? ???? ??????
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12
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13
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V104m/min, t0.100.20mm, Wet (???)
14
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