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1、气缸理论出力表及气缸内径确定气缸理论出力表(N)气缸 内径(mm)活塞 杆直 径(mm)输出力P(N)受压面积(cm2)工作压力MPa0.20.30.40.50.630.70.8166P12.0140.260.380.4100.5126.6140.7160.8P21.7234.651.969.286.5109.0121.1138.4208P13.1462.894.2125.6157.1188.0220.0251.0P22.6452.879.2105.6163.0158.4184.8211.22510P14.9198.2147.0196.3245.0301.0343.0392.0P24.1282
2、.4124.0164.8206.0260.0288.4330.03212P18.03160.0240.0321.2401.0504.0561.9640.0P26.91132.0198.0264.6345.5416.0483.7528.04016P112.57251.0377.0503.0628.0791.0880.01010.0P210.56211.0317.0422.0528.0663.0739.0844.05020P119.36393.0589.0785.0982.01237.01374.01571.0P216.49330.0495.0660.0825.01039.01155.01319.
3、06320P131.2623.0935.01247.01559.01963.02180.02490.0P228.0561.0841.01121.01402.01765.01962.02240.08025P150.31005.01508.02010.0 :2510.03163.03520.04020.0P245.4907.01361.01814.0 :2270.02857.03170.03630.010025P178.51571.02360.03140.0 :3930.04948.05500.06280.0P273.61472.02210.02924.0 :3680.04640.05150.05
4、880.012532P1122.72450.03680.04910.0 (6135.07731.08590.09820.0P2114.62290.03440.04580.0 !5730.07224.08020.09170.016045P1201.04020.06031.08042.010053.012666.014074.016085.0P2185.13703.05554.07460.0 <9257.0 11664.012961.014893.020045P1314.16282.09423.012560.015710.019790.0 21991.025123.0P2298.25965.
5、08947.011930.014910.018790.0 20877.023861.025050P1490.89817.0 14726.019634.024543.030924.034361.039270.0P2471.29424.0 14137.018849.023561.029688.032986.037700.032063P1803.816.76.024110.0 32150.0 40190.0 50640.0 56260.064300.0P2772.615450.023180.0 30900.03863.0 48670.054080.061800.0注：上述出力换算表是指气缸运动速度在
6、 50-500mm/s内的理论出力气缸内径的确定1. 由负载性质及气缸运动速度选定负载率B值负载率B =F/PX 100%式中F-气缸活塞杆上所受的实际负载(N) P-气缸理论出力(N)理论输出力P(N)推力P仁n /4 X D2X p式中D-气缸内径(cm) p-气缸工作压力(MPa) 拉力P2=n /4 X (D2- d2) X p式中d-气缸活塞直径(cm)负载性质 阻性负载 B =80%惯性负载一般场合 B =50% V<0.2m/s B =65%高速运动 B =30%2. 由实际负载F及负载率B值，即将求出所需的气缸理论输出力P(P1或P2) P=F/ B3. 由气缸的工作压力P及所需的理论输出力P(P1或P2)即可计算气缸缸径D,再按缸径系列尺寸圆 整。