分享 挤压丝攻 底孔对照表希望对大家有所帮助

5723470

[p]挤压丝攻的钻孔底径一般等于公称直径－螺距×0.5。还要根据不同的材料、不同的螺纹精度来看。黄铜的孔径可小几丝，钢材的孔径要大一些。如以下的公制挤压丝攻钻孔直径表g7－g8精度等级基本就是按这计算方法得来的。

[p]公制挤压丝攻钻孔径 <br />
/ q, n5 F+ K$ ^$ S&nbsp; &nbsp;规格&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp;&nbsp;精度等级 <br />
! _* }4 u& D# a6 m+ E &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; &nbsp;g4-g6&nbsp; &nbsp;&nbsp;&nbsp;g7-g8&nbsp; &nbsp;&nbsp;&nbsp;g9 <br />
m1.0×0.25&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; &nbsp; 0.86&nbsp; &nbsp; &nbsp; &nbsp;&nbsp;&nbsp;0.88&nbsp; &nbsp;&nbsp; &nbsp; － <br />
( h( ]: O9 k" y! q4 H6 G9 Im1.1×0.25&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; &nbsp; 0.96&nbsp; &nbsp;&nbsp; &nbsp; 0.98&nbsp; &nbsp;&nbsp; &nbsp; － <br />
m1.2×0.25&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; &nbsp; 1.06&nbsp; &nbsp; &nbsp; &nbsp;&nbsp;&nbsp;1.08&nbsp; &nbsp; &nbsp; &nbsp;&nbsp;&nbsp;－ <br />
/ D; Z5 M: a' l8 w2 im1.4×0.3&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;1.24&nbsp; &nbsp;&nbsp; &nbsp; 1.25&nbsp; &nbsp; &nbsp; &nbsp;&nbsp;&nbsp;－ <br />
m1.6×0.35&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; &nbsp; 1.41&nbsp; &nbsp; &nbsp; &nbsp;&nbsp;&nbsp;1.43&nbsp; &nbsp; &nbsp; &nbsp;&nbsp;&nbsp;－ <br />
: d' r+ \, r- l+ F7 Rm1.7×0.35&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; &nbsp; 1.51&nbsp; &nbsp;&nbsp; &nbsp; 1.53&nbsp; &nbsp; &nbsp; &nbsp;&nbsp;&nbsp;－ <br />
m1.8×0.35&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; &nbsp; 1.61&nbsp; &nbsp; &nbsp; &nbsp;&nbsp;&nbsp;1.63&nbsp; &nbsp; &nbsp; &nbsp;&nbsp;&nbsp;－ <br />
) V$ d) Y! r! qm2.0×0.4&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;1.78&nbsp; &nbsp; &nbsp; &nbsp;&nbsp;&nbsp;1.80&nbsp; &nbsp; &nbsp; &nbsp;&nbsp;&nbsp;－ <br />
m2.2×0.45&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; &nbsp; 1.95&nbsp; &nbsp; &nbsp; &nbsp;&nbsp;&nbsp;1.98&nbsp; &nbsp; &nbsp; &nbsp;&nbsp;&nbsp;－ <br />
m2.3×0.4&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;2.08&nbsp; &nbsp; &nbsp; &nbsp;&nbsp;&nbsp;2.10&nbsp; &nbsp;&nbsp; &nbsp; － <br />
( D3 E9 J" ]" m" d4 _+ g2 km2.5×0.45&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; &nbsp; 2.25&nbsp; &nbsp; &nbsp; &nbsp;&nbsp;&nbsp;2.28&nbsp; &nbsp; &nbsp; &nbsp;&nbsp;&nbsp;－ <br />
m2.6×0.45&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; &nbsp; 2.35&nbsp; &nbsp; &nbsp; &nbsp;&nbsp;&nbsp;2.38&nbsp; &nbsp; &nbsp; &nbsp;&nbsp;&nbsp;－ <br />
m3.0×0.5&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;2.73&nbsp; &nbsp; &nbsp; &nbsp;&nbsp;&nbsp;2.75&nbsp; &nbsp; &nbsp; &nbsp;&nbsp;&nbsp;－ <br />
m3.5×0.6&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;3.17&nbsp; &nbsp;&nbsp; &nbsp; 3.20&nbsp; &nbsp;&nbsp; &nbsp; － <br />
m4.0×0.7&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;3.62&nbsp; &nbsp; &nbsp; &nbsp;&nbsp;&nbsp;3.65&nbsp; &nbsp;&nbsp;&nbsp;3.69 <br />
m5.0×0.8&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;4.56&nbsp; &nbsp; &nbsp; &nbsp;&nbsp;&nbsp;4.60&nbsp; &nbsp;&nbsp;&nbsp;4.64 <br />
  R2 q, N5 d+ d. N/ `1 }1 Fm6.0×1.0&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;5.45&nbsp; &nbsp; &nbsp; &nbsp;&nbsp;&nbsp;5.50&nbsp; &nbsp;&nbsp;&nbsp;5.55 <br />
m7.0×1.0&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;6.45&nbsp; &nbsp; &nbsp; &nbsp;&nbsp;&nbsp;6.50&nbsp; &nbsp;&nbsp;&nbsp;6.55 <br />
m8.0×1.25&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; &nbsp; 7.31&nbsp; &nbsp;&nbsp; &nbsp; 7.38&nbsp; &nbsp;&nbsp;&nbsp;7.44 <br />
6 v  |; L; P1 j; z( B8 Rm10×1.5&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp; 9.18&nbsp; &nbsp;&nbsp; &nbsp; 9.25&nbsp; &nbsp;&nbsp;&nbsp;9.32 <br />
m10×1.25&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; &nbsp;&nbsp;&nbsp;9.31&nbsp; &nbsp; &nbsp; &nbsp;&nbsp;&nbsp;9.38&nbsp; &nbsp;&nbsp;&nbsp;9.44 <br />
2 o0 b2 t- k" g/ am12×1.75&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; &nbsp;&nbsp;&nbsp;11.04&nbsp; &nbsp;&nbsp;&nbsp;11.12&nbsp; &nbsp; 11.21 <br />
m12×1.25&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; &nbsp;&nbsp;&nbsp;11.31&nbsp; &nbsp;&nbsp;&nbsp;11.38&nbsp; &nbsp; 11.44

yunfeiyang07

顶起啊，学习

kaics2008

这个大家记不记得住无所谓。当你要攻挤压丝时，那个丝攻上有标明 ，比如 m10 的丝，底孔就是 9.4 。

螺纹和底孔都有标明。除非你自己订做的非标刀具，呵呵

philipchen

谢谢楼上的提醒！！

liuhaidong

不错，有点小用

1426437527

谢谢楼主~~~~~~~~~