常用自潤滑關節軸承的結構型式和特點
2015-05-29
配合表面的形狀公差和位置公差
軸承公稱直徑/
mm |
形狀公差 |
位置公差 | |||
軸 |
外殼孔 |
軸肩 |
外殼孔肩 |
墊圈 | |
圓柱度/μm |
端面圓跳動/μm |
平行度/μm | |||
~6 |
4 |
— |
8 |
— |
12 |
>6~10 |
4 |
4 |
9 |
9 |
15 |
>10~18 |
5 |
5 |
11 |
11 |
18 |
>18~30 |
6 |
6 |
13 |
13 |
21 |
>30~50 |
7 |
7 |
16 |
16 |
25 |
>50~80 |
8 |
8 |
19 |
19 |
30 |
>80~120 |
10 |
10 |
22 |
22 |
35 |
>120~150 |
12 |
12 |
25 |
25 |
40 |
>150~180 |
12 |
12 |
25 |
25 |
40 |
>180~250 |
14 |
14 |
29 |
29 |
46 |
>250~315 |
16 |
16 |
32 |
32 |
52 |
>315~400 |
18 |
18 |
36 |
36 |
57 |
>400~500 |
— |
20 |
— |
40 |
63 |