8平底切分孔参数计算Φ=100°~ 120°h /h =1.3 ~ 2.1B, = B + △bHdh.b = 2h, tanR =R+(0~5)2nt = 2 ~ 3mms =6~ 8mmr = 3 ~ 6mmr2 =1~ 3mmmy% = 15 ~ 25%
平底切分孔参数计算 B1 = B + b =100 ~120 / 1 1.3 ~ 2.1 ' h1 h = H h1 = (0 ~ 5) R1 = R + t = 2 ~ 3mm s = 6 ~ 8mm 1 1 ) 2 1 ~ 3 1 r = ( h r = 3 ~ 6mm r2 =1 ~ 3mm y% = 15 ~ 25% 1 ) 5 1 ~ 4 1 m = ( h 2 2 tan ' 1 b = h
切分孔设计B1-图4-15凸底切分孔
切分孔设计 图4-15凸底切分孔