|
轴上固定螺钉用孔(JB/ZQ 4251—1997) mm |
||||||||||||
|
|
螺 钉 |
d |
3 |
4 |
6 |
8 |
10 |
12 |
16 |
20 |
24 |
说 明 |
|
GB/T 75 |
d1 |
|
|
4.5 |
6 |
7 |
9 |
12 |
15 |
18 |
用于承受较大侧向力处 |
|
|
GB/T 85 |
h1≥ |
|
|
4 |
5 |
6 |
7 |
8 |
10 |
12 |
||
|
GB/T 79 |
c1 |
|
|
4 |
5 |
6 |
7 |
8 |
10 |
12 |
||
|
|
GB/T 71 |
h2 |
1.5 |
2 |
3 |
3 |
3.5 |
4 |
5 |
6 |
|
用于侧向力较小、轴径较小处 |
|
GB/T 78 |
c2 |
1.5 |
2 |
3 |
3 |
3.5 |
4 |
5 |
6 |
|||
|
|
GB/T 86 |
d2 |
|
|
|
|
7 |
9 |
12 |
15 |
|
|
|
h3≤ |
|
|
|
|
6 |
7 |
8 |
10 |
||||
|
h4 |
|
|
|
|
3.5 |
4.5 |
6 |
7.5 |
||||
|
c3 |
|
|
|
|
6 |
7 |
8 |
10 |
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