487 Каталог DEREK 2017 Режущий инструмент и оснастка инструментальная для станков Стр.H14

Каталог DEREK 2017 Инструмент и оснастка для станков Стр. H14 0487 Lab2u

Cutting Speed / Power ,, 3.14 x D x N . . MJIJS V= - -(m/min) 1UUU V:W JiIfi(m/min) D: tZlStl(mm) F = Fz X Z X N (mm/min) N:fiil(r.p.m) F:I f Siig&(mm/min) p Fz: 5Uii&piHmm/tooth) I'-TiWi Fz = -(mm/tooch) Z N W = QxKs (Km) 60 x 102 x n w.mmwijj w-.mmmti Hp= i -(Km) Q 0.75 F:XffSii a(mm/min) d:W Ji g(mm) n LxFxd ,,,, dxfxVxLxz KsiWfflPi ti .% Q = -(Km) = 1000 3.14 xD Surface Roughness Formula aSTOJt SMflRrnax ftm E I DC 60 Rmax= £xi000,LJm 50 Rmax: S fiS/£, jm Vertical deviations of the roughness from the mean line 30 r: Jljfe Slnsert Radius (mm) 20 fn: ftfliiln Feed Rate (mm/rev) 0.05 0.10 0.15 0.20 0.25 0.30 0.35 040 f, 1 (mm/rev) Table of Surface Roughness, Insert Radius & Feed Rate mmmmm Rt Ra IS01302 1 II O ( mm/rev) Insert Radius (r) / Feed Rate (mm/rev) r=0.8 r=l .2 r=l .6 VRtlOO 12.5-25 - 0.51 0.69 0.88 \/Rt63 6.3-25 0.27 0.43 0.56 0.68 \/Rt40 4.9-6.3 6.3/ 0.25 0.37 0.49 0.57 VRt31.5 V 4.0-4.9 0.22 0.32 0.41 0.47 V Rt25 2.5-4.0 3.2/ 0.20 0.28 0.36 0.39 VRtl6 V 1.6-2.5 0.15 0.22 0.29 0.31 V RtlO 1.0-1.6 0.10 0.13 0.18 0.20 H14 DEREK