Каталог DEREK 2017 Инструмент и оснастка для станков Стр. H04 0477 Lab2u
Technical Guide Of Turning Tools JJJfff£ ¥4/Technical Guide of Turning tools ffl JiiJ /Common Formulas of Cutting I TOJil S/Cutting Speed r p n 1000 DD (m/min) V: WgiJjSS(m/min) D: H'EIfflmm) N: flS (rpm ) it: 1J1 ( 3.14 ) I SIillJS/Surface Roughness Hg& ffi.SiJtAheory surface roughness Rmax= 1000 (/d> 8r Effects on Roughness from Cutting Feed and Nose Radius I ji In/Feed 0.15 f= p (m/min) f: ttftitln ( m/rev) F: ( m/min N: flS (rpm ) J fe fe/lnsert Radius 0.4 0.8 1.2 it&qil/Cutting Feed 0.26 0.46 MM. / K. / H04 DEREK