Общий каталог ZCC-CT 2019 - страница 930

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Навигация

Indexable milling A

General formulas

Feed rate

n

f

Minor cutting edge angle z Feed rate per tooth B

a V e f a p

l ØD

c

L

C

V : Feed rate [m/min]V : Feed rate of worktable (feed speed) [mm/min]
cf
D : Nominal diameter of milling tool [mm]f : Feed rate per tooth [mm/z]
cz
n: Spindle speed [u/min]π: ~3,14
z : Number of teethT : Machining time [min]
nc
Q: Metal removal rate [cm3/min]f : Feed rate per revolution [mm/u]

n

Cutting speedVc = π × Dc × n 1000[m/min]
Spindle speedn = 1000 × Vc π × Dc[rev/min]
Feed rate of work tableVf= fz × n × zn [mm/min]
Feed rate per toothfz = Vf n × Zn[mm/z]
Feed rate per revolutionfn = Vf n [mm/rev]
Machining timeTc = 1000 × V π × Dcc [min]
Metal removal rateQ = ap × ae × Vf 1000[cm 3/min]

D