钻头切削参数表.doc

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1、精品文档，仅供学习与交流，如有侵权请联系网站删除 钻孔切削用量的选用（1）高速钢钻头钻削不同材料的切削用量加工材料硬 度切削速度V/(m/min)钻头直径d/mm钻头螺旋角/()钻尖角/()布氏HBS洛氏HRB33661313191925进给量f/(mm/r)铝及铝合金45105621050.080.150.250.400.48324290118铝及铝合金高加工性1241070600.080.150.250.400.481540118低加工性1241070200.080.150.250.400.48025118镁及镁合金509052451200.080.150.250.400.48253511

2、8锌合金801004162750.080.150.250.400.483242118碳钢0.25C1251757188240.080.130.200.260.3225351180.50C1752258898200.080.130.200.260.3225351180.90C1752258896170.080.130.200.260.322535118合金钢0.120.25C1752258898210.080.150.200.400.4825351180.300.65C175225889815180.050.090.150.210.262535118工具钢19694180.080.130.200

3、.260.322535118灰铸铁软1201508043460.080.150.250.400.48303090118中硬160220809724340.080.130.200.260.32142590118可锻铸铁1121267127370.080.130.200.260.32203090118球墨铸铁19022598180.080.130.200.260.32142590118塑 料300.080.130.200.260.321525118硬橡胶30900.050.090.150.210.26102090118（2）硬质合金钻头钻削不同材料的切削用量加工材料拉强度抗 b/MP a硬度HBS

4、进给量f/(mm/r)切削速度V/(m/min)切削液d/mm51011305101130工具钢10001800190023003005005750.080.120.040.150.020.120.20.050.080.033540811640451114710非水溶性切削油镍铬钢100014003004200.080.120.040.050.120.20.050.083540152040452025铸钢5006000.080.120.120.235383840不锈钢0.080.120.120.225272735耐热钢0.010.050.050.13658灰铸铁2000.20.30.30.540454560干切或乳化液合金铸铁2303500.030.070.050.120402545 非水溶性切削油或乳化液3504000.030.050.040.088201025可锻铸铁0.150.20.20.435383840干切或乳化液黄铜0.070.150.10.27010090100铸造青铜0.070.10.090.250705575铝0.150.30.30.8250270270300干切或汽油硬橡胶0.20.43060热固性树脂0.040.16090塑料0.050.253060玻璃手进4.54.7玻璃纤维复合材料0.0630.127198【精品文档】第 3 页