A 6.5 inch dia shaft is to be machined on a TURNING CTR to 4.5 inch dia in 4 equal cuts. If CONSTANT CS is selected calculate the RPM at the beginning of each cut.) X$ V6 {. C% f7 V/ L; ?! r8 e
NOTE: CS=1000 ft/min for carbide insert used. 1 e- D# e" l3 x - l$ Z! c9 ]/ ~5 O- u/ Fso RPM(1)= % B7 m8 I% k9 G& \ RPM(2)= & d5 v+ D4 j2 L0 M: b RPM(3)=) J$ c: p3 ^7 m, t, C# q
RPM(4)= \ O) F$ b6 B7 X5 M' B * x. A0 s9 p# B, i* ]0 |谢谢指教。