Общий каталог ZCC-CT 2019 - страница 457

Technical information Technical information – turning Turning tools A Cutting speed Vc π×D×n VC = [m/min] 1000 Turning Vc: Cutting speed [m/min] n: Revolution [1/min] f: Feed rate [mm] Example: n = 250 1/min, f = 0,2 mm, B Result: l = 150 mm [insert values in formula Vc] External machining Internal machining Milling Feed rate F f= n [mm/rev] C f: Feed rate [mm] l: Cutting length [mm/min] n: Revolution [1/min] Example: n = 500 1/min, l = 100 mm/min Drilling Result: [insert values in formula f] 100 f= = = 0,2 mm n 500 D Cutting time Tc Information Technical Tc = [min] f×n Tc: Cutting time [min] l: Cutting length [mm/min] f: Feed rate [mm] E n: Revolution [1/min] Example: n = 250 1/min, f = 0,2 mm, l = 150 mm Result: [insert values in formula Tc] External machining Internal machining Index A 452