钻削切削用量选择参考表.doc

钻削切削用量选择参考表 一、钻中心孔的切削用量刀 具 名 称钻中心孔公称直径(mm)钻中心孔的切削进给量(mm/r)钻中心孔切削速度v(m/min)中心钻10.02815中心钻1.60.02815中心钻20.04815中心钻2.50.05815中心钻3.150.06815中心钻40.08815中心钻50.1815中心钻6.30.12815中心钻80.1281560中心锪钻及带锥柄60中心锪钻10.01122560中心锪钻及带锥柄60中心锪钻1.60.01122560中心锪钻及带锥柄60中心锪钻20.02122560中心锪钻及带锥柄60中心锪钻2.50.03122560中心锪钻及带锥柄60中心锪钻3.150.03122560中心锪钻及带锥柄60中心锪钻40.04122560中心锪钻及带锥柄60中心锪钻50.06122560中心锪钻及带锥柄60中心锪钻6.30.08122560中心锪钻及带锥柄60中心锪钻80.081225不带护锥及带护锥的60复合中心钻10.011225不带护锥及带护锥的60复合中心钻1.60.011225不带护锥及带护锥的60复合中心钻20.021225不带护锥及带护锥的60复合中心钻2.50.031225不带护锥及带护锥的60复合中心钻3.150.031225不带护锥及带护锥的60复合中心钻40.041225不带护锥及带护锥的60复合中心钻50.061225不带护锥及带护锥的60复合中心钻6.30.081225不带护锥及带护锥的60复合中心钻80.081225二、高速钢钻头切削用量选择表钻孔的进给量(mm/r)钻头直径do(mm) 钢b(MPa)1000 铸铁、铜及铝合金HB200铸铁、铜及铝合金HB2002 0.050.060.040.05 0.030.040.090.11 0.050.07 240.080.100.060.080.040.060.180.220.110.13460.140.180.100.120.080.100.270.330.180.22680.180.220.130.150.110.130.360.440.220.268100.220.280.170.210.130.170.470.570.280.3410130.250.310.190.230.150.190.520.640.310.3913160.310.370.220.280.180.220.610.750.370.4516200.350.430.260.320.210.250.700.860.430.5320250.390.470.290.350.230.290.780.960.470.5625300.450.550.320.400.270.330.91.10.540.6630500.600.700.400.500.300.401.01.20.700.80注:1.表列数据适用于在大刚性零件上钻孔，精度在H12H13级以下（或自由公差），钻孔后还用钻头、扩孔钻或镗刀加工，在下列条件下需乘修正系数； 1).在中等刚性零件上钻孔（箱体形状的薄壁零件、零件上薄的突出部分钻孔）时，乘系数0.75； 2).钻孔后要用铰刀加工的精确孔，低刚性零件上钻孔，斜面上钻孔，钻孔后用丝锥攻螺纹的孔，乘系数0.50； 2.钻孔深度大于3倍直径时应乘修正系数。 钻孔深度（孔深以直径的倍数表示） 3do 5do 7do 10do 修正系数Klf 1.0 0.9 0.8 0.75 3.为避免钻头损坏，当刚要钻穿时应停止自动走刀而改用手动走刀。三、加工不同材料的切削速度(m/min)加工材料硬度HB切削速度(m/min)铝及铝合金45105105铜及铜合金（加工性好）12460铜及铜合金（加工性差）12420镁及镁合金509045120锌合金8010075低碳钢(0.25C)12517524中碳钢(0.50C)17522520高碳钢(0.90C)17522517合金低碳钢(0.120.25C)17522521合金中碳钢(0.250.65C)1752251518马氏体时效钢27532517不锈钢(奥氏体)13518517不锈钢(铁素体)13518520不锈钢(马氏体)13518520不锈钢(沉淀硬体)15020015工具钢19618工具钢24115灰铸铁（软）1201504346灰铸铁（硬）1602202434可锻铸铁1121262737球墨铸铁19022518高温合金（镍基）1503006高温合金（铁基）1802307.5高温合金（钴基）1802306钛及钛合金（纯钛）11020030钛及钛合金（及）30036012钛及钛合金（）2753507.5碳1821塑料30硬橡胶3090四、硬质合金钻头切削用量选择钻孔的进给量(mm/r)钻头直径do(mm) b55085淬硬钢硬度HRC40 淬硬钢硬度HRC40淬硬钢硬度HRC55 淬硬钢硬度HRC64 铸铁HB170铸铁HB17010 0.120.160.040.050.030.0250.020.250.45 0.200.3510120.140.200.040.050.030.0250.020.300.500.200.3512160.160.220.040.050.030.0250.020.350.600.250.4016200.200.260.040.050.030.0250.020.400.700.250.4020230.220.280.040.050.030.0250.020.450.800.300.5023260.240.320.040.050.030.0250.020.500.850.350.5026290.260.350.040.050.030.0250.020.500.900.400.60注:1.大进给量用于在大刚性零件上钻孔，精度在H12H13级以下或自由公差，钻孔后还用钻头，扩孔钻或镗刀加工。小进给量用于在中等刚性条件下，钻孔后要用铰刀加工的精确孔，钻孔后用丝锥攻螺纹的孔。 2.钻孔深度大于3倍直径时应乘修正系数： 孔 深 3do 5do 7do 10do 修正系数Klf 1.0 0.9 0.8 0.75 3.为避免钻头损坏，当刚要钻穿时应停止自动走刀而改用手动走刀。 4.钻削钢件时使用切削液，钻削铸铁时不使用切削液。 为淬硬的碳钢及合金钢 五、加工不同材料的切削速度(m/min)加工材料抗拉强度b(Mpa)硬度HB切削速度(m/min)d0=510切削速度(m/min) d0=1130工具钢100030035404045工具钢180019005008111114工具钢23005756710镍铬钢100030035384045镍铬钢140042015202025铸钢50060035383840不锈钢25272735热处理钢1200180020302530淬硬钢810812高锰钢10111115耐热钢3658灰铸铁20040454560合金铸铁23035020402545合金铸铁3504008201025冷硬铸铁58610可锻铸铁35383840高强度可锻铸铁35383840黄铜7010090100铸铁青铜50705575铝250270270300硅铝合金125270130140硬橡胶30603060酚醛树脂1012010120硬质纸40704070硬质纤维8015080150热固性纤维60906090塑料30603060玻璃4.57.54.57.5玻璃纤维复合材料198198贝壳30603060软大理石20502050硬大理石4.57.54.57.5六、高速钢及硬质合金切削用量选择表高速钢及硬质合金扩孔时的进给量(mm/r)扩孔直径d0(mm)加工钢及铸钢铸铁铜合金铝合金HB200铸铁铜合金铝合金HB200150.50.60.70.90.50.615200.60.70.91.10.60.720250.70.91.01.20.70.825300.81.01.11.30.80.930350.91.11.21.50.91.035400.91.21.41.71.01.240501.01.31.62.01.21.450601.11.31.82.21.31.560801.21.52.02.41.41.7注:1.加工强度及硬度较低的材料时，采用较大值；加工强度及硬度较高的材料时，采用较小值。 2.在扩盲孔时，进给量取为0.30.6mm/r。 3.表列进给量用于：孔的精度不高于H12H13级，以后还要用扩孔钻和铰刀加工的孔，还要用两把铰刀加工的孔。 4.当加工孔的要求较高时，例如H8H11级精度的孔，还要用一把铰刀加工的孔，用丝锥攻丝前的扩孔，则进给量应乘系数0.7。七、高速钢扩孔钻扩孔时的切削速度m/min刀具规格(mm)结构钢f(mm/r)0.30.40.50.60.70.811.21.41.61.822.22.4d0=15整体p=13429.426.32422.2d0=20整体p=1.53832.128.726.224.222.721.420.3d0=25整体p=1.529.725.7232119.418.217.116.214.8d0=25套式p=1.5 26.522.920.518.717.316.215.314.513.2d0=30整体p=1.527.124.322.120.519.217.215.614.5d0=30套式p=1.5 24.221.719.818.317.115.31412.9d0=35整体p=1.5 25.222.520.51917.815.914.513.412.6d0=35套式p=1.5 22.420.118.31715.914.2131211.2d0=40整体p=1.524.722.120.218.717.515.614.313.212.3d0=40套式p=2 19.71816.715.61412.711.811d0=50套式p=2.518.516.915.614.613.11211.110.49.89.3d0=60套式p=3 17.616.114.913.912.511.410.59.99.38.88.4d0=70套式p=3.5 15.514.313.41210.910.19.58.98.58.17.7d0=80套式p=414.413.412.511.110.29.48.88.37.97.57.2刀具规格(mm)灰铸铁f(mm/r)0.30.40.50.60.811.21.41.61.822.42.83.23.64d0=15整体p=133.129.52725.122.420.519d0=20整体p=1.535.131.328.626.623.721.720.118.917.9d0=25整体p=1.529.426.92522.320.41917.816.916.1d0=25套式p=1.5 26.424.122.42018.3171615.114.4d0=30整体p=1.528262321.219.718.517.516.716d0=30套式p=1.5 23.723.220.71917.616.615.71514.4d0=35整体p=1.5 25.722.920.919.518.317.316.515.914.7d0=35套式p=1.5 2320.518.717.416.415.514.814.212.4d0=40整体p=1.525.622.820.919.418.317.316.515.814.713.8d0=40套式p=2 2320.518.717.416.415.514.213.212.4d0=50套式p=2.520.318.517.216.215.41413.112.311.6d0=60套式p=3 20.118.417.116.115.213.91312.211.611d0=70套式p=3.5 18.3171615.213.912.912.111.51110.5d0=80套式p=418.216.915.915.113.812.812.111.410.910.5八、硬质合金扩孔钻扩孔时的切削速度m/min刀具规格(mm)结构钢f(mm/r)0.20.250.30.350.40.450.50.60.70.80.911.21.4d0=15p=1585552494746444240d0=20p=1656159565453504846d0=25p=1.5605855535249474543d0=30p=1.56260585552504847d0=35p=1.562605754525049d0=40p=26361585553515047d0=50p=2.56158565352504745d0=60p=36259565452504846d0=70p=3.56360575553514846d0=80p=46460575553524947刀具规格(mm)灰铸铁f(mm/r)0.30.350.40.50.60.70.80.911.21.41.622.4d0=15p=18680766863595552d0=20p=19085777166625956d0=25p=1.57870656057545147d0=30p=1.58176706561585551d0=35p=1.573686360565450d0=40p=2746864605754504744d0=50p=2.5635956535046434137d0=60p=3605653504844413835d0=70p=3.5545048464239373331d0=80p=4524946444138363230九、铰刀铰削切削用量选择表高速钢及硬质合金机铰刀铰孔时的进给量(mm/r)刀具材料加工材料铰刀直径5 铰刀直径510 铰刀直径1020 铰刀直径2030 铰刀直径3040 铰刀直径4060铰刀直径6080 高速钢铰刀钢b900MPa0.20.5 0.40.9 0.651.4 0.81.8 0.952.1 1.32.8 1.53.2 钢b900MPa0.150.350.350.70.551.20.65-1.50.8-1.81.0-2.31.2-3.2铸铁铜及铝合金HB1700.61.21.02.01.53.02.0-4.02.5-5.03.2-6.43.75-7.5铸铁HB1700.40.80.651.31.02.01.3-2.61.6-3.22.1-4.22.6-5.0硬质合金铰刀未淬硬钢0.350.50.40.60.5-0.70.6-0.80.7-0.90.9-1.2淬硬钢0.250.350.30.40.35-0.450.4-0.5铸铁HB1700.91.41.01.51.2-1.81.3-2.01.6-2.42.0-3.0铸铁HB1700.71.10.81.20.9-1.41.0-1.51.25-1.81.5-3.2注:1.表内进给量用于加工通孔，加工盲孔时进给量应取为0.20.5mm/r。 2.最大进给量用于在钻或扩孔之后，精铰孔之前的粗铰孔。 3.中等进给量用于：1）粗铰之后精铰H7级精度的孔；2）精镗之后精铰H7级精度的孔；3）对硬质合金铰刀，用于精铰H8H9级精度的孔。 4.最小进给量用于：1）抛光或珩磨之前的精铰孔；2）用一把铰刀铰H8H9级精度的孔；3）对硬质合金铰刀，用于精铰H7级精度的孔。十、高速钢铰刀粗铰削的切削速度m/min(粗铰）刀具规格(mm)结构钢、铬钢、镍铬钢f(mm/r)0.50.60.70.811.21.41.61.822.22.533.54d0=5p=0.052421.319.317.6d0=10p=0.07521.619.217.415.913.812.3d0=15p=0.117.415.314.112.911.19.99.28.27.77.1d0=20p=0.12518.216.114.713.511.610.39.38.67.97.4d0=25p=0.12516.614.813.412.210.69.48.57.87.26.7d0=30p=0.12512.911.29.98.98.27.67.16.66.25.45.14.6d0=40p=0.1512.110.49.18.47.57.26.76.25.75.14.74.2d0=50p=0.1511.49.98.887.36.76.35.95.44.84.44d0=60p=0.210.79.28.27.46.86.35.95.55.14.54.13.7d0=80p=0.259.88.57.56.86.25.85.45.14.74.13.83.4刀具规格(mm)灰铸铁190HBf(mm/r)0.50.60.70.811.21.41.61.822.5345d0=5p=0.0518.917.215.914.913.312.211.310.69.99.4d0=10p=0.07517.916.315.114.112.611.510.79.48.9d0=15p=0.115.914.513.412.611.210.39.58.98.48d0=20p=0.12516.515.11413.111.710.79.99.28.78.37.46.7d0=25p=0.12514.713.412.411.310.49.58.88.27.77.46.66d0=30p=0.12512.110.89.89.18.587.66.86.25.44.8d0=40p=0.1511.510.39.48.78.17.67.36.55.95.14.6d0=50p=0.1511.5109.28.57.97.57.16.35.854.5d0=60p=0.210.79.68.78.17.67.16.86.15.54.84.3d0=80p=0.25108.98.17.57.16.76.35.65.24.54十一、高速钢铰刀铰削的切削速度m/min(精铰)结构碳钢、铬钢、镍铬钢灰铸铁、可锻铸铁、铜合金精度等级 加工表面粗糙度Ra(m) 切削速度(m/min)灰铸铁可锻铸铁铜合金H7H83.21.64581515H7H81.60.823488