"573lh" - 1 õppematerjal

Reduktori projekt

Kuna d = 40mm, siis sobib laager nr 108, mille d = 40mm, D = 68mm, B = 15mm, d2 =49.3mm, D2 = 59.8mm, r = 1.5mm, dk = 7.94mm ja dünaamiline kandevõimetegur Cr = 12.93kN Laagri dünaamiline koormus: Fel = (X *Kk*Fr1*Y*Fa)*Kd*KT = (0.56*1*589.95+1.2*433.9)*1*1.3 = 1106.36 , Kus Fr1 = 0.5*Fr = 0.56*1179.9 = 589.95 N Fa = 433.9 Kk = 1 KT = 1 - temperatuuri tegur Kd = 1.3 - dünaamika tegur Y = 1.2 X = 0.56 - üherealistel radiaallaagritel Laagrivajalik dünaamiline kandevõime 573Lh 573 37.41 20800 Cvaj1 = Fe p 6 = 1106.363 = 8452,1N = 8.45kN < Cr = 12.93kN 10 106 p =3 Laager nr 108 soobib. rad = el = 37.41 4 s Lh = 20800 t 5732 Lh 573 13.4 20800 Cvaj 2 = Fe p 6 = 1106.363 = 6002 N = 6kN < Cr = 12.93kN