1314 Каталог KYOCERA 2019 Режущий инструмент для металлообработки на станках Стр.R64

Каталог KYOCERA 2019 Режущий инструмент по металлу Стр. R64 1314 Lab2u

TECHNICAL BASIC TURNING FORMULAS (Metric) R64 Turning Cutting Speed Vc= 1000 Vc : Cutting Speed m/min Dm : Workpiece Diameter mm n : Spindle Revolution min1 Power Requirement Ks x Vc x ap x f 6120 x rj D Ks x Vc x ap x f 4500X7 Pc Power Requirement kW Ks Figure Low Carbon Steel 190 Php Power Requirement (Horse Power) HP Medium Carbon Steel 210 Vc Cutting Speed m/min High Carbon Steel 240 ap Depth Of Cut mm Low Alloy Steel 190 High Alloy Steel 245 f Feed Rate mm/rev Cast Iron 93 Ks Specific Cutting Resistance kgf/mrrr2 Malleable Cast Iron 120 V Mechanical Efficiency (0.7 0.8) Bronze, Brass 70 Surface Roughness Rz=h= f2 x - qqq Rz=h : Theoretical Surface Roughness jm 8 X R(RE) f : Feed Rate mm/rev R(RE) : Corner Radius of Insert mm Chip Removal Volume Q= Vc x ap x f Q : Chip Removal Volume cm3/min Vc : Cutting Speed m/min ap : Depth Of Cut mm f : Feed Rate mm/rev Edge Position Compensation AX= (R-FO x C0S( ,l ' 9QO)) -1 AZ= (R-R") x AX : X-axis Direction Edge Position Compensation mm AZ : Z-axis Direction Edge Position Compensation mm R : Corner-R before Change mm R' : Corner-R before Change mm EPSR : Insert Corner Angle ° KRINS : Toolholder’s Cutting Edge Angle Toolholder Type Insert Corner Angle (EPSR) Cutting Edge Angle (KRINS) AX AZ PCLN 80° 95° 0.100 x(R-R') 0.100 x (R-R') PTGN 60° 91° 0.714 x(R-R') 0.030 x (R-R') PDJN 55° 93° 0.866 x (R-R') 0.099 x (R-R') PDHN 55° 107.5° 0.531 x (R-R') 0.531 x (R-R') PVLN 35° 95° 2.072 x (R-R') 0.273 x (R-R') PVPN 35° 117.5° 1.351 x (R-R') 1.351 x (R-R') PSBN 90° 75° 0.225 x (R-R') -0.293 x (R-R') Example: Compensation when changing corner-R from 0.80 to 0.40, using PCLN type holder, AX= 0.100 x (0.80 - 0.40) = 0.04 (mm) 0.100 x (0.80 - 0.40) = 0.04 (mm) Kyocera Visit us online at