|
|
| 180 |
250 |
10 |
7 |
4.5 |
3 |
14 |
10 |
7 |
4.5 |
20 |
12 |
8 |
5 |
30 |
20 |
12 |
8 |
| 250 |
315 |
12 |
8 |
6 |
4 |
16 |
12 |
8 |
6 |
25 |
15 |
10 |
6 |
40 |
25 |
15 |
10 |
配合表面的形位公差：轴颈和外壳与轴承配合表面的圆柱度和端面圆跳动公差表示如下图，其数值不应超过表14的规定
表14轴和外壳孔的形位公差 μm
| 公称尺寸(mm) |
圆柱度t |
端面圆跳动t1 |
| 轴颈 |
外壳孔 |
轴肩 |
外壳孔肩 |
| 公差等级 |
| P0 |
P6 |
P5 |
P4 |
P0 |
P6 |
P5 |
P4 |
P0 |
P6 |
P5 |
P4 |
P0 |
P6 |
P5 |
P4 |
| 超过 |
到 |
公差值(um) |
|
10 |
2.5 |
1.5 |
1 |
0.6 |
4 |
2.5 |
1.5 |
1 |
6 |
4 |
2.5 |
1.5 |
10 |
6 |
4 |
2.5 |
| 10 |
18 |
3 |
2 |
1.2 |
0.8 |
5 |
3 |
2 |
1.2 |
8 |
5 |
3 |
2 |
12 |
8 |
5 |
3 |
| 18 |
30 |
4 |
2.5 |
1.5 |
1 |
6 |
4 |
2.5 |
1.5 |
10 |
6 |
4 |
2.5 |
15 |
10 |
6 |
4 |
| 30 |
50 |
4 |
2.5 |
1.5 |
1 |
7 |
4 |
2.5 |
1.5 |
12 |
8 |
5 |
3 |
20 |
12 |
8 |
5 |
| 50 |
80 |
5 |
3 |
2 |
1.2 |
8 |
5 |
3 |
2 |
15 |
10 |
6 |
4 |
25 |
15 |
10 |
6 |
| 80 |
120 |
6 |
4 |
2.5 |
1.5 |
10 |
6 |
4 |
2.5 |
15 |
10 |
6 |
4 |
25 |
15 |
10 |
6 |
| 120 |
180 |
8 |
5 |
3.5 |
2 |
12 |
8 |
5 |
3.5 |
20 |
12 |
8 |
5 |
30 |
20 |
12 |
8 |
|
