您好,欢迎访问三七文档
d(mm)扭矩T(N.m)轴外径D(mm)轴内径d(mm)轴颈系数α剪切应力τp10.0274.7730200.6673054.34660090700.7783061.34280060550.91760d(mm)功率P(KW)轴外径D(mm)轴内径d(mm)轴颈系数α剪切应力τp9.9721.530200.6666666673055.31411080700.8753031.92711080700.87560轴承处轴颈校核结果1校核结果2110不合格合格260合格合格365合格合格按最大扭矩计算轴的扭转强度按最大功率、最高转速计算轴的扭转强度校核常数17.217.217.2A和〔τp〕有关的系数转速N(r/min116.7573000116.757250092.6706500按最大扭矩计算轴的扭转强度按最大功率、最高转速计算轴的扭转强度校核36][2.01055.9Ad(mm)扭矩T(N.m)轴外径D(mm)轴内径d(mm)轴颈系数α剪切应力τp80.35370080700.8754080.35370080700.8754080.35370080700.87540d(mm)功率P(KW)轴外径D(mm)轴内径d(mm)轴颈系数αB(按剪切弹性模量查表)58.01111080700.87512956.94611080700.87512958.01111080700.875129轴承处轴颈校核结果1校核结果2160不合格合格260不合格合格350不合格不合格按最大扭矩计算轴的扭转刚度按最大功率、最高转速计算轴的扭转刚度校核Φp(每米轴长允许的转角)常数常数0.303573509.30.303573509.30.303573509.3转速N(r/min650070006500按最大扭矩计算轴的扭转刚度按最大功率、最高转速计算轴的扭转刚度校核)1(735044dTp444113.9pTd44411NPBdQA(rad)扭矩T(N.m)轴外径D(mm)轴内径d(mm)轴颈系数αX空心轴长(mm)0.000593970080700.87515000.000593970080700.87515000.000593970080700.8751500校核结果品种允许值(rad)1合格向心球轴承0.0052合格圆锥滚子轴承0.00253合格调心轴承0.05yX(计算挠度)mmQA(rad)X(空心轴一半)L(轴承中心)0.000390.0005975020850.00030.000390.0005975020850.00030.000390.0005975020850.0003轴的挠度校核(假设危险截面在空心轴的中心)允许挠度(mm)轴的偏转角校核校核d轴承轴颈(mm)L轴承中心距(mm)M力矩(N.m)602085145950000060208514595000006020851459500000校核0.00050.0004合格0.00050.0004合格0.00050.0004合格轴的挠度校核(假设危险截面在空心轴的中心)允许挠度(mm)轴的偏转角校核校核])(1[2LXXQyAX4410DdLMQANc1(r/min)常数λ1(支座结构系数)E(弹性模量)MpaI(惯性矩)mm^4L(辊筒长度)mmWo(辊筒自重)N4380.71994615.06206000832031.1820852004380.71994615.06206000832031.1820852004380.71994615.06206000832031.182085200Nc1(r/min)常数λ1(支座结构系数)E(弹性模量)MpaI(惯性矩)mm^4L(辊筒长度)mmWo(轴自重)N8206.5494611.5206000636172.5112101308206.5494611.5206000636172.5112101308206.5494611.5206000636172.511210130辊筒的一阶临界转速校核轴的一阶临界转速校核3011946LWEINC)(64414DDID(辊筒外径)mmD1(辊筒内径)mm校核使用转速0.75Nc18070OK26003285.548070OK26003285.548070OK26003285.54D(轴外径)mmD1(轴内径)mm校核使用转速0.75Nc1600OK26006154.91600OK26006154.91600OK26006154.91辊筒的一阶临界转速校核轴的一阶临界转速校核轴的材料Q235、2045〔τp〕/Mpa12~2030~40A100~135118~107轴常用的几种材料〔τp〕和A值40CrMn.38SiMnMo40~50107~981Cr18Ni9Ti15~25148~125轴常用的几种材料〔τp〕和A值
本文标题:空心轴的设计计算
链接地址:https://www.777doc.com/doc-5007396 .html