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. ; y* @. s+ @/ K) {NOTE: CS=1000 ft/min for carbide insert used.! ~$ e( k$ }- u5 ?
( d5 y& v { d; Z
so RPM(1)= ) ]. k6 _, P+ i4 J: s
RPM(2)=+ ~# t( q: i+ J; x4 i, ^9 x2 |
RPM(3)=2 R: z- W2 T' ]3 \
RPM(4)= ! l4 m3 a* G9 q; Z! J: F % I. i d6 l2 P8 j' C' I6 Z7 u s- v8 A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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