预览加载中,请您耐心等待几秒...
1/3
2/3
3/3

在线预览结束,喜欢就下载吧,查找使用更方便

如果您无法下载资料,请参考说明:

1、部分资料下载需要金币,请确保您的账户上有足够的金币

2、已购买过的文档,再次下载不重复扣费

3、资料包下载后请先用软件解压,在使用对应软件打开

有效应力集中系数Kσ、Kτ σb(MPa)螺纹(Kτ=1)Kσ键槽花键横孔配合KσKτKσKτKσKτH7/r6H7/k6H7/h6A型B型A、B型矩形渐开线型KσKτKσKτKσKτ4001.451.511.301.21.352.11.401.901.701.702.051.551.551.251.331.145001.781.641.381.371.452.251.431.951.751.752.301.691.721.361.491.236001.961.761.461.541.552.351.462.001.801.802.521.821.891.461.641.317002.201.891.541.711.602.451.492.051.851.802.731.962.051.561.771.408002.322.011.621.881.652.551.522.101.901.852.962.092.221.651.921.499002.472.141.692.051.702.651.552.151.951.903.182.222.391.762.081.5710002.612.261.772.221.722.701.582.202.001.903.412.362.561.862.221.6612002.902.51.922.391.752.81.602.302.102.003.872.622.902.052.501.831.滚动轴承与轴的配合按H7/r6选择计算。螺纹的Kτ=1。2.蜗杆螺旋根部有效应力集中系数Kσ=2.3~2.5Kτ=1.7~1.9 D-drr/dKσKτσb(MPa)400500600700800900100012004005006007008009001000120020.011.341.361.381.401.411.431.451.491.261.281.291.291.301.301.311.320.021.411.441.471.491.521.541.571.621.331.351.361.371.371.381.391.420.031.591.631.671.711.761.801.841.921.391.401.421.441.451.471.481.520.051.541.591.641.691.731.781.831.931.421.431.441.461.471.501.511.540.101.381.441.501.551.611.661.721.831.371.381.391.421.431.451.461.5040.011.511.541.571.591.621.641.671.721.371.391.401.421.431.441.461.470.021.761.811.861.911.962.012.062.161.531.551.581.591.611.621.651.680.031.761.821.881.941.992.052.112.231.521.541.571.591.611.641.661.710.051.701.761.821.881.952.012.072.191.501.531.571.591.621.651.681.7460.011.861.901.941.992.032.082.122.211.541.571.591.611.641.661.681.730.021.901.962.022.082.132.192.252.371.591.621.661.691.721.751.791.860.031.891.962.032.102.162.232.302.441.611.651.681.721.741.771.811.88100.012.072.122.172.232.282.342.392.502.122.182.242.302.372.422.482.600.022.092.162.232.302.382.452.522.662.032.082.122.172.222.262.312.40 D-drr/dσb(MPa)40050060070080090010001200Kσ10.010.020.030.050.101.881.791.721.611.441.931.841.771.661.481.981.891.821.721.522.041.951.871.771.552.092.001.921.821.592.152.061.971.881.622.202.112.021.931.662.312.222.122.041.7320.010.020.030.052.091.991.911.792.152.051.971.852.212.1