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.; [/ ?1 e7 @# m6 W6 T! y) r
NOTE: CS=1000 ft/min for carbide insert used.! W# o Y- w* O7 ]) j
6 w" c: \* z: H3 F1 o- d
so RPM(1)= " }5 N8 J( P: H1 K* p2 s9 b7 W* s
RPM(2)=* P* F+ o/ n$ S6 Z9 J- L B0 N2 N1 N
RPM(3)= ! _1 I/ M% e) c RPM(4)= 7 h: i$ \3 ]& I% _; Q4 h/ { F' O
谢谢指教。
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鲜花(
鸡蛋(
发表于 2007-11-23 22:20
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