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.6 T0 y: ?" H( K$ b
NOTE: CS=1000 ft/min for carbide insert used.) E7 j' n# c4 H
! | G3 j$ }# ]8 ]so RPM(1)= $ A% |4 O* U: v
RPM(2)=: q. A0 T5 Q) x2 ]5 L7 _
RPM(3)=% T+ z2 s+ c& ]
RPM(4)=5 ?8 H( I8 j, t' e, K- N
! m) l& C% U6 P" x; P
谢谢指教。
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鲜花(
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发表于 2007-11-23 22:20
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