1317 Каталог KYOCERA 2019 Режущий инструмент для металлообработки на станках Стр.R67

Каталог KYOCERA 2019 Режущий инструмент по металлу Стр. R67 1317 Lab2u

BASIC MILLING FORMULAS (Metric) Milling Cutting Speed n x DC x n Vc = 1,000 Vc : Cutting Speed m/min DC : Cutter Diameter mm n : Spindle Revolution min-1 Cutter Dia. (Diameter at Edge Point) Cutter Dia. (Diameter at Edge Point) A B C Table Feed & Feed per Tooth Vc = Vf Z x n fz Vf Z n Feed per Tooth mm/t Table Feed mm/min Number of Inserts Spindle Revolution min-1 DO "O SD D O s o > Power Requirement Pc = Ks x Q 6,120 x q Ks x ae x Vf x ap 6,120,000 x q Ks x ae x fz x Z x N x ap 6,120,000 x q Pc Power Requirement kW Vf Power Requirement (Horse Power) HP ae Width of Cut mm Vf Table Feed mm/min fz Feed per Tooth mm/t Z Number of Inserts n Spindle Revolution min-1 ap Depth of Cut mm Ks Specific Cutting Force kgf/mm2 q Mechanical Efficiency (0.7 0.8) Q Chip Removal Volume cm3/min = cc/min Q Chip Removal Volume cm3/min = cc/min ae Width of Cut mm Vf Table Feed mm/min fz Feed per Tooth mm/t Z Number of Inserts n Spindle Revolution min-1 ap Depth of Cut mm T Cutting Time seconds L' Total Table Transfer Length mm = L + Ds + 2a) L Workpiece Length mm Ds Cutter Diameter mm a Idling Distance mm Vf Table Feed mm/min fz Feed per Tooth mm/t Z Number of Inserts n Spindle Revolution min-1 Ks Figure Low Carbon Steel 190 Medium Carbon Steel 210 High Carbon Steel 240 Low Alloy Steel 190 High Alloy Steel 245 Cast Iron 93 Malleable Cast Iron 120 Bronze, Brass 70 E G H Chip Removal Volume Q = ae x Vf x ap ae x fz x Z x n x ap 1,000 1,000 Cutting Time T = 60 x L' Vf 60 x L' fz x Z x n K True Rake Angle tanT = tanR x cosC + tanA x sinC True Rake Angle tanl = tanA x cosC - tanR x sinC T4/ A (GAMP) : Axial Rake Angle (A.R.) ° (-90° A 90°) R (GAMF) : Radial Rake Angle (R.R.) ° (-90° R 90°) C (KAPR) : Approach Angle ° (0° C 90°) T (GAMN) : True Rake Angle ° (-90° T 90°) I (GAMO) : Inclination Angle ° (-90° I 90°) M N P Table Feed & Feed per Tooth 1,000 x Va n = n RE ap Va Revolution min-1 Radius of Ball-Nose End Mill (Ball Part's Radius mm ) Depth of Cut mm Cutting Speed at Position a m/min ) T F J L Visit us online at Kyocera R67