769 Каталог KORLOY 2020 Инструмент и оснастка для станков по металлу Стр.E311

Каталог KORLOY 2020 Инструмент для станков по металлу Стр. E311 0769 Lab2u

Technical Information for Laser Mill O Cutting condition formula for milling Practical cutting speed RPM vce x 1000 vce = rc x De x n (m/min) 1000 Feed per tooth fz = zxn (mm/t) Chip removal amount ap x ae x vf , ,, . , Q = p 1000 (cm3/min) n = (min-1) n x De Feed per minute vf = fz x z x n (mm/min) Power requirement Q x kc Pkw Php 60 x 102 x n (kW) Pc 0.75 (hp) vc = Cutting speed (m/min) Pkw = Power requirement (kW) vce = Practical cutting speed (m/min) Php = Horsepower requirement (hp) n = Revolution per minute (min-1) Q = Chip removal amount (cm3/tmin) D = Cutting diameter (mm) ap = Depth of cut (mm) De = Actual diameter (mm) ae = Width of cut (mm) vf = Feed per minute (mm/min) kc = Specific cutting resistance (kg/mm2) fz = Feed per tooth (mm/t) H = Mechanical efficiency (%) z = Number of tooth O Practical cutting speed calculation formulas 1. Formula of actual diameter Formula : Actual diameter De = 2 y ap (D - ap) 0D rr 0De 2. 0°Using: Calculating cutting speed at P point (Cutting speed according to depth of cut when ramping) Formula : Practical cutting speed n Dsin0x n 0 = cos-1 1000 D - 2ap (m/min) + (90 - Q") 3. In case of using ap: Calculating cutting speed at Q point Formula : Pratical cutting speed 2nn y ap (D - ap) 1000 0D 0 Practical cutting speed calculation formulas h (surface roughness) (ym) ae (mm) R (mm) 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 5 0.3 1.0 2.3 4.0 6.3 9.0 12.3 16.0 20.3 25.0 6 0.2 0.8 1.9 3.3 5.2 7.5 10.2 13.3 16.9 20.8 8 0.2 0.6 1.4 2.5 3.9 5.6 7.7 10.0 12.7 15.6 10 0.1 0.5 1.1 2.0 3.1 4.5 6.1 8.0 10.1 12.5 12.5 0.1 0.4 0.9 1.6 2.5 3.6 4.9 6.4 8.1 10.0 15 0.1 0.3 0.8 1.3 2.1 3.0 4.1 5.3 .8 6. 8.3 16 0.1 0.3 0.7 1.3 2.0 2.8 3.8 5.0 6.3 7.8 Formula of surface roughness: h (surface finish) : (ae)2 8R x 1000 (pm) O Actual diameter data Q Q CL a 008 010 012 016 020 025 030 032 0.1 1.8 2.0 2.2 2.5 2.8 3.2 3.5 3.6 0.2 2.5 2.8 3.1 3.6 4.0 4.5 4.9 5.0 0.3 3.0 3.4 3.7 4.3 4.9 5.4 6.0 6.2 0.5 3.9 4.4 4.8 5.6 6.2 7.0 7.7 7.9 1.0 5.3 6.0 6.6 7.7 8.7 .8 9. 10.8 11.1 1.5 6.2 7.1 7.9 9.3 10.5 11.9 13.1 13.5 2.0 6.9 8.0 8.9 10.6 12.0 13.6 15.0 15.5 2.5 7.4 8.7 9.7 11.6 13.2 15.0 16.6 17.2 3.0 7.7 9.2 10.4 12.5 14.3 16.2 18.0 18.7 3.5 7.9 9.5 10.9 13.2 15.2 17.3 19.3 20.0 4.0 8.0 .8 9. 11.3 13.9 16.0 18.3 20.4 21.2 5.0 11.8 14.8 17.3 20.0 22.4 23.2 6.0 12.0 15.5 18.3 21.4 24.0 25.0 7.0 15.9 19.1 22.4 25.4 26.5 8.0 16.0 19.6 23.3 26.5 27.7 10.0 20.0 24.5 28.3 29.7 Milling vce = vce = D