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." o4 |3 g% ^2 e: c6 Y8 g$ k8 r
NOTE: CS=1000 ft/min for carbide insert used. % B3 M5 ?+ I* \) _ T 8 x6 U! T3 \" f/ mso RPM(1)= ( {# y8 x; e0 m9 @3 k* a, J2 ?* H& S
RPM(2)=4 j4 p( H" E) l# N G# i
RPM(3)=9 w% c( b8 m) _' S
RPM(4)=5 Y/ ^* j1 V) ^' ~( s' D/ p
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发表于 2007-11-23 22:20
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