气缸理论出力表及气缸内径确定

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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

2、.8211.22510P14.9198.2147.0196.3245.0301.0343.0392.0P24.1282.4124.0164.8206.0260.0288.4330.03212P18.03160.0240.0321.2401.0504.0561.9640.0P26.91132.0198.0264.6345.5416.0483.7528.04016P112.57251.0377.0503.0628.0791.0880.01010.0P210.56211.0317.0422.0528.066

3、3.0739.0844.05020P119.36393.0589.0785.0982.01237.01374.01571.0P216.49330.0495.0660.0825.01039.01155.01319.06320P131.2623.0935.01247.01559.01963.02180.02490.0P228.0561.0841.01121.01402.01765.01962.02240.08025P150.31005.01508.02010.02510.03163.03520.04020

4、.0P245.4907.01361.01814.02270.02857.03170.03630.010025P178.51571.02360.03140.03930.04948.05500.06280.0P273.61472.02210.02924.03680.04640.05150.05880.012532P1122.72450.03680.04910.06135.07731.08590.09820.0P2114.62290.03440.04580.05730.07224.08020.09170.0

5、16045P1201.04020.06031.08042.010053.012666.014074.016085.0P2185.13703.05554.07460.09257.011664.012961.014893.020045P1314.16282.09423.012560.015710.019790.021991.025123.0P2298.25965.08947.011930.014910.018790.020877.023861.025050P1490.89817.014726.019634

6、.024543.030924.034361.039270.0P2471.29424.014137.018849.023561.029688.032986.037700.032063P1803.816.76.024110.032150.040190.050640.056260.064300.0P2772.615450.023180.030900.03863.048670.054080.061800.0注：上述出力换算表是指气缸运动速度在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

7、运动速度选定负载率β值负载率β=F/P×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P1=π/4×D2×p式中D-气缸内径(cm)p-气缸工作压力(MPa)　　　　　　　拉力P2=π/4×(D2-d2)×p式中d-气缸活塞直径(cm)负载性质阻性负载β=80%惯性负载一般场合β=50%V<0.2m/sβ=65%高速运动β=30%2.由实际负载F及负载率β值，即将求出所需的气缸理论输出力P(P1或P2）P=F/β3.由气缸的工作压力P及所需的理论输出力P(

8、P1或P2）即可计算气缸缸径D，再按缸径系列尺寸圆整。气缸安装使用须知气缸现场使用条件下千变万化,但下述基本点仍须注意:1.气缸安装使用前,应先检查气缸在运输过程中是否损坏,连接部件是否松动,然后再安装使用。2.安装时，气缸的活塞杆不得承受偏心载荷可横向载荷，应使载荷方向与活塞杆轴线相一致。3.无论采用何种安装型式，都必须保证缸体不产生变形，气缸的安装底座有足够的刚度，不允许负载和活塞杆的连接用电焊焊接。4.气缸水平安置时，特别是长行程气缸，用水平仪在进