CNC机械加工中的标准钻头规格常用英寸钻头尺寸规格表

打印派 2024-03-13 15:53:32

在数控机床加工中，通过运用公制、英寸和线规这三类标准的钻头尺寸的转换表，能有效降低因定制工具而产生的制造成本。

定制化工具可能会快速提升您的制造成本。懂得如何最大化地利用标准工具，可以在生产定制零件方面为您节省一笔费用。

为减少定制工具的需求，我们整理了三张表格，总结了在CNC机械加工中常用的标准钻头尺寸。

钻头尺寸图表

以下三张表格提供了三种钻头尺寸：标准尺寸、英寸尺寸和线规（Wire Gauge）尺寸。在设计CNC零件钻孔时，与这些标准尺寸相匹配是十分有益的，通常也是非常关键的。

如果您设计的孔大小不在这些标准范围内，可能就需要特殊的工具来生产您的零件。

常用公制钻头规格表 常用线规钻头尺寸规格表 常用英寸钻头尺寸规格表

常用英寸钻头尺寸规格表

钻孔尺寸	直径 (in)	直径(mm)
1/64 in	0.0156	0.3969
1/32 in	0.0313	0.7938
3/64 in	0.0469	1.1906
1/16 in	0.0625	1.5875
5/64 in	0.0781	1.9844
3/32 in	0.0938	2.3813
7/64 in	0.1094	2.7781
1/8 in	0.125	3.175
9/64 in	0.1406	3.5719
5/32 in	0.1563	3.9688
11/64 in	0.1719	4.3656
3/16 in	0.1875	4.7625
13/64 in	0.2031	5.1594
7/32 in	0.2188	5.5563
15/64 in	0.2344	5.9531
1/4 in	0.25	6.35
17/64 in	0.2656	6.7469
9/32 in	0.2813	7.1438
19/64 in	0.2969	7.5406
5/16 in	0.3125	7.9375
21/64 in	0.3281	8.3344
11/32 in	0.3438	8.7313
23/64 in	0.3594	9.1281
3/8 in	0.375	9.525
25/64 in	0.3906	9.9219
13/32 in	0.4063	10.3188
27/64 in	0.4219	10.7156
7/16 in	0.4375	11.1125
29/64 in	0.4531	11.5094
15/32 in	0.4688	11.9063
31/64 in	0.4844	12.3031
1/2 in	0.5	12.7
33/64 in	0.5156	13.0969
17/32 in	0.5313	13.4938
35/64 in	0.5469	13.8906
9/16 in	0.5625	14.2875
37/64 in	0.5781	14.6844
19/32 in	0.5938	15.0813
39/64 in	0.6094	15.4781
5/8 in	0.625	15.875
41/64 in	0.6406	16.2719
43/64 in	0.6719	17.0656
11/16 in	0.6875	17.4625
45/64 in	0.7031	17.8594
23/32 in	0.7188	18.2563
47/64 in	0.7344	18.6531
3/4 in	0.75	19.05
49/64 in	0.7656	19.4469
25/32 in	0.7813	19.8438
51/64 in	0.7969	20.2406
13/16 in	0.8125	20.6375
53/64 in	0.8281	21.0344
27/32 in	0.8438	21.4313
55/64 in	0.8594	21.8281
7/8 in	0.875	22.225
57/64 in	0.8906	22.6219
29/32 in	0.9063	23.0188
21/23 in	0.913	23.1913
59/64 in	0.9219	23.4156
15/16 in	0.9375	23.8125
61/64 in	0.9531	24.2094
31/32 in	0.9688	24.6063
63/64 in	0.9844	25.0031
1 in	1	25.4
1 1/64 in	1.0156	25.7969
1 1/32 in	1.0313	26.1938
1 3/64 in	1.0469	26.5906
1 1/16 in	1.0625	26.9875
1 5/64 in	1.0781	27.3844
1 3/32 in	1.0938	27.7813
1 7/64 in	1.1094	28.1781
1 1/8 in	1.125	28.575
1 9/64 in	1.1406	28.9719
1 5/32 in	1.1563	29.3688
1 11/64 in	1.1719	29.7656
1 3/16 in	1.1875	30.1625
1 13/64 in	1.2031	30.5594
1 7/32 in	1.2188	30.9563
1 15/64 in	1.2344	31.3531
1 1/4 in	1.25	31.75
1 17/64 in	1.2656	32.1469
1 9/32 in	1.2813	32.5438
1 19/64 in	1.2969	32.9406
1 5/16 in	1.3125	33.3375
1 21/64 in	1.3281	33.7344
1 11/32 in	1.3438	34.1313
1 23/64 in	1.3594	34.5281
1 3/8 in	1.375	34.925
1 25/64 in	1.3906	35.3219
1 13/32 in	1.4063	35.7188
1 27/64 in	1.4219	36.1156
1 7/16 in	1.4375	36.5125
1 29/64 in	1.4531	36.9094
1 15/32 in	1.4688	37.3063
1 31/64 in	1.4844	37.7031
1 1/2 in	1.5	38.1