螺孔与铰孔加工参数.pdf

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1、公制螺孔毛坯直径本资料适用于以切削方法制造螺纹螺孔的毛坯直径孔的直径孔的直径钻头钻头螺纹(供参考)螺纹(供参考)直径直径最大最小最大最小M10.810.750.75M12*1.510.6310.4410.5M1.21.010.950.95M1210.3810.1910.2M1.41.161.091.1M14*0.7513.3813.2213.2M1.61.321.241.25M14*113.1212.9613M1.81.521.441.45M14*1.512.6312.4412.5M21.681.59

2、1.6M1412.1311.9111.9M2.21.831.741.75M16*0.7515.3815.2215.2M2.52.132.042.05M16*115.1214.9615M3*0.352.722.642.65M16*1.514.6314.4414.5M32.62.492.5M1614.1313.9114M3.5*0.353.223.143.15M18*0.7517.3817.2217.2M3.53.012.882.9M18*117.1216.9617M4*0.53.63.493.5M18*

3、1.516.6316.4416.5M43.423.283.3M18*216.1315.9116M5*0.54.64.494.5M1816.5M54.334.174.2M20*0.7519.3819.2219.2M6*0.55.65.495.5M20*119.1218.9619M6*0.755.385.225.2M20*1.518.6318.4418.5M65.124.955M20*218.1317.9118M8*0.57.67.497.5M2017.5M8*0.757.387.227.2M22*0.7

4、521.3821.2221.2M8*17.126.967M22*121.1220.9621M86.866.76.7M22*1.520.6320.4420.5M10*0.59.69.499.5M22*220.1319.9120M10*0.759.389.229.2M2219.6M10*19.128.969M24*123.1222.9623M108.638.448.5M24*1.522.6322.4422.5M12*0.7511.3811.2211.2M2421M12*111.1210.9611M3026

5、.5M12*1.2510.8610.710.7说明:1.加工有色金属和非金属及铸铁材料,一定要用表中钻头直径;2.加工黑色金属材料,表中钻头直径可加大0.1-0.2.铰孔余量及铰孔次数基孔制H7精度(D)加工孔基孔制H7精度(D)加工孔被加工孔钻孔后被加工孔钻孔粗铰精铰粗铰精铰的直径扩孔的直径后扩孔直径直径32.93D1615.8515.9516D43.94D1817.8517.9418D54.85D2019.819.9420D65.86D2221.821.9422D87.87.968D2423.82

6、3.9424D109.89.9610D2524.824.9425D1211.8511.9512D2827.827.9428D1413.8513.9514D3029.829.9330D