銑床工時定額核算模板

1、常用材料銑削速度推薦表V(米/分）加工材料硬度硬質(zhì)合金刀具高速鋼刀具銑刀直徑220801502140低、中碳鋼225290601151536163004254075936202522060130183636高碳鋼2253255310514244032537536489125030042535456106380220551201535100合金鋼22529040801024125200300425306059每齒進給量（mm/齒）S轉(zhuǎn)/Z=S分/ZN(S分銑刀每分鐘進給量、mm/分；Z為銑刀齒數(shù)；N銑刀轉(zhuǎn)速、轉(zhuǎn)/分）每轉(zhuǎn)進給量S轉(zhuǎn)（mm/轉(zhuǎn)）S齒*Z銑削速度V(米/分）3.14*D*N/1000

2、(式中D為銑刀外徑（mm); N為銑刀轉(zhuǎn)速（轉(zhuǎn)/分）銑刀轉(zhuǎn)速N（轉(zhuǎn)/分）1000*V/3.14*D注注：實實際際工工作作中中，一一般般先先確確定定銑銑削削速速度度，再再按按公公式式算算出出轉(zhuǎn)轉(zhuǎn)速速。S分分進進給給量量Z銑銑刀刀齒齒數(shù)數(shù)N銑銑刀刀轉(zhuǎn)轉(zhuǎn)速速S齒齒(每每齒齒進進給給量量）47.521900.12500.1250S齒齒Z銑銑刀刀齒齒數(shù)數(shù)N銑銑刀刀轉(zhuǎn)轉(zhuǎn)速速S分分進進給給量量0.125219047.547.5S齒齒Z銑銑刀刀齒齒數(shù)數(shù)S轉(zhuǎn)轉(zhuǎn)進進給給量量0.062540.250.25常常量量D銑銑刀刀外外徑徑常常用用值值N銑銑刀刀轉(zhuǎn)轉(zhuǎn)速速3常量量D銑銑刀刀外外徑徑常常

3、用用值值銑銑削削速速度度（米米/分分）3.1440100018.84常常量量N銑銑刀刀轉(zhuǎn)轉(zhuǎn)速速常常用用值值銑銑削削速速度度（米米/分分）384例題：加工長度加工余量切屑深度銑刀轉(zhuǎn)速刀徑進給量4802081905047.5T基基T輔輔T準準T服服N工工件件數(shù)數(shù)量量工工時時707014143.53.54.94.91.001.009292進給量（毫米/齒）類型 銑削深度（mm)35681012進給量（毫米/齒）立銑刀0.080.050.060.05立銑刀0.10.050.070.04立銑刀0.120.070.090.050.080.04立銑刀0.160.100.120.07

4、0.100.05立銑刀0.20.120.140.080.060.040.080.05立銑刀0.20.120.150.100.130.080.100.07鋸片銑刀0.0130.0080.0250.0150.0220.0120.020.01鋸片銑刀0.030.0150.0270.0120.0250.010.0220.01鋸片銑刀0.030.02鋸片銑刀D=V*1000/3.14*N范范亞亞濤濤：1379795927913797959279銑銑削削速速度度（米米/分分）16.7016.70N銑銑刀刀轉(zhuǎn)轉(zhuǎn)速速（轉(zhuǎn)轉(zhuǎn)/分分）150150D銑銑刀刀外外徑徑（mm）4040走刀數(shù)單單件件加加工工工工時時2.569.73684211每齒進給量（mm/齒）S轉(zhuǎn)/Z=S分/ZN(S分銑刀每分鐘進給量、mm/分；Z為銑刀齒數(shù)；N銑刀