-------------------------------------------------------- 03-25-2006 V-belts Component Wizard (Version 4.3.1046) -------------------------------------------------------- --- Guide Calculation Type - DIN Length Calculation: Sliding Sheave Coordinates Calculation Type: Number of Belts Load Calculation: Calculates the torque according to the power and speed Belt Length: Standard Belt Length: Pitch --- Basic Parameters Narrow V-belts,V-belts Component Wizard Belt type SPZ Belt Length Lp = 1270 mm Number of Belts N = 1 Belt width w = 9.7 mm Belt height h = 8 mm = 1.6 mm --- Sheave Parameters Sheave Width Bf = 16 mm Calculated Belt Width Wp = 8.5 mm Min. Groove Depth above Calculation Width bmin = 2 mm Min. Groove Depth below Calculation Width hmin = 9 mm Fillet Radius of Sheave Upper Edge r1 = 0.5 mm Fillet Radius of Sheave Lower Edge r2 = 1 mm Distance Between Groove Axes e = 12±0.3 mm Distance Between Groove Axis and Sheave Face f = 8 +1 -1 mm Groove surface texture Ra = 0.8 µm Sliding Sheave = 2 --- Sheave 1 Pitch Diameter dp1 = 160 mm Outer diameter Da1 = 164 mm Groove Angle alpha1 = 38° Speed n1 = 1450 rpm Torque T1 = 3.2929 Nm X Coordinate = -10.05 mm Y Coordinate = 0 mm Arc of Contact b1 = 191.32° Arc of Contact Coefficient Ca1 = 1.02 --- Sheave 2 Pitch Diameter dp2 = 71 mm Outer diameter Da2 = 75 mm Groove Angle alpha2 = 34° Transmission Ratio i = 0.4505 Speed n2 = 3218.5915 rpm Torque T2 = 1.365 Nm X Coordinate = 441.33 mm Y Coordinate = 0 mm Center Distance = 451.379 mm Arc of Contact b2 = 168.68° Arc of Contact Coefficient Ca2 = 0.97 -------------------------------------------------- Strength Check -------------------------------------------------- Power P = 0.5 kW Efficiency h = 0.92 Belt Slip = 1.5 % Service Factor Cp = 1.2 Belt Length Correction Coeff. Cl = 0.96 Number of Belts Coefficient Ck = 1 Tangential Force F = 41.161 N Centrifugal Force Ff = 10.329 N Force in Strained Belt Strand F1 = 57.339 N Force in Loose Belt Strand F2 = 16.179 N Min. Working Pre-tension Fu = 36.759 N Radial Force in Bearings Fr = 73.272 N Circumferential Velocity v = 12.147 m/s Hmotnost 1m remene m = 0.07 kg Table Load Ptab = 4.769 kW Allowable Load Pall = 4.456 kW Calculated Load Pv = 0.6 kW Strength Check - True