直齿圆柱齿轮设计自动计算表格

N2由p147,图8.29查得1.0615安全系数SH由p147,表8.7查得1.0016小齿轮的许用接触应力[σ]H1570.00MPa17大齿轮的许用接触应力[σ]H2413.40MPa18许用接触应力[σ]H413.40MPa19分度圆直径dt140.43mm20小齿轮运动速度V3.05mm/s21动载系数Kv由p131,图8.7查得1.1622修正分度圆直径d139.98mm4齿轮参数计算1模数mn1.97mm由p124,表8.1查得2.00mm2中心距a124.82mm圆整125.00mm3螺旋角β10.26度4小齿轮分度圆直径d140.65mm5大齿轮分度圆直径d2209.35mm6大齿轮宽度b244.72mm圆整45.00mm7小齿轮宽度b150.00mm8小齿轮当量齿数Zv120.999大齿轮当量齿数Zv2108.115齿根弯曲疲劳强度校核1小齿轮的齿形系数YF1由p139,图8.19查得2.712大齿轮的齿形系数YF2由p139,图8.19查得2.183小齿轮的应力修正系数Ys1由p139,图8.20查得1.564大齿轮的应力修正系数Ys2由p139,图8.20查得1.815重合度系数Yε由p140,图8.21查得0.706螺旋角系数Yβ由p143,图8.26查得0.917小齿轮的弯曲疲劳极限应力σFlim1由p146,图8.28查得220.00MPa8大齿轮的弯曲疲劳极限应力σFlim2由p148,图8.28查得170.00MPa9寿命系数YN1由p147,图8.30查得1.0010寿命系数YN2由p147,图8.30查得1.0011安全系数SF由p147,表8.7查得1.2512小齿轮的许用弯曲应力[σ]F1176.00MPa13大齿轮的许用弯曲应力[σ]F2136.00MPa14弯曲应力σF155.44MPa合格15弯曲应力σF251.74MPa合格