5.3~6.0+0.010+0.005+0.015+0.008+0.025+0.014>6.0~10.0+0.012+0.006+0.018+0.010+0.030+0.017>10.0~18.0+0.015+0.008+0.022+0.012+0.036+0.020>18.0">
鉸刀加工是我們精加工中最常見的一種,其高精度、高效率、好的粗糙度為鉸刀的主要優點;
高速鋼機用鉸刀的直徑公差 (mm) | ||||
鉸刀直徑 | 直徑的極限偏差 | H7級精度鉸刀 | H8級精度鉸刀 | H9級精度鉸刀 |
>5.3~6.0 | 0.01 | 0.005 | 0.008 | 0.014 |
0.015 | 0.025 | |||
>6.0~10.0 | 0.012 | 0.006 | 0.01 | 0.017 |
0.018 | 0.03 | |||
>10.0~18.0 | 0.015 | 0.008 | 0.012 | 0.02 |
0.022 | 0.036 | |||
>18.0~30.0 | 0.017 | 0.009 | 0.016 | 0.025 |
0.028 | 0.044 | |||
>30.0~50.0 | 0.021 | 0.012 | 0.019 | 0.03 |
0.033 | 0.052 | |||
>50.0~80.0 | 0.025 | 0.014 | 0.022 | 0.036 |
0.039 | 0.062 | |||
>80.0~100.0 | 0.029 | 0.016 | 0.026 | 0.042 |
0.045 | 0.073 | |||
硬質合金鉸刀的直徑公差 (mm) | ||||
鉸刀直徑 | 直徑的極限偏差 | H7級精度鉸刀 | H8級精度鉸刀 | H9級精度鉸刀 |
>5.3~6.0 | 0.012 | 0.007 | 0.001 | 0.019 |
0.018 | 0.03 | |||
>6.0~10.0 | 0.015 | 0.009 | 0.014 | 0.023 |
0.022 | 0.036 | |||
>10.0~18.0 | 0.018 | 0.011 | 0.017 | 0.027 |
0.027 | 0.043 | |||
>18.0~30.0 | 0.021 | 0.013 | 0.021 | 0.033 |
0.033 | 0.052 | |||
>30.0~40.0 | 0.025 | 0.016 | 0.025 | 0.04 |
0.039 | 0.062 |