A型孔用弹性挡圈尺寸标准.pptx

1
+0.05 -0.13
1.7 17.8
+0.11 0
1.1
+0.14 0
1.2
8
18 19.5
+0.42 -0.13
1
+0.05 -0.13
1.7
19
+0.13 0
1.1
+0.14 0
1.5
9
19
20.5
+0.42 -0.13
1
+0.05 -0.13
2 20
+0.13 0
1.1
+0.14 0
1.5
1.1
+0.14 0
0.9
5
15 16.2
+0.36 -0.10
1
+0.05 -0.13
1.7 15.7
+0.11 0
1.1
+0.14 0
1.2
6
16 17.3
+0.36 -0.10
1
+0.05 -0.13
1.7 16.8
+0.11 0
1.1
+0.14 0
1.2
7
17 18.3
+0.42 -0.13
挡圈
沟 槽（推荐）
孔
径
D
S
d2
d0
基本 尺寸
极限偏差
基 本 尺
极限偏差
d1 基本尺 极限偏 寸差
基 本 尺
极限 偏差
轴 d3 ≤
m
n ≥
1
寸
寸
8
8.7
+0.36 -0.10
0.6
+0.04 -0.07
1 8.4
+0.09 0
0.7
+0.14 0
0.6
2
9
9.8
+0.36 -0.10
0.6
+0.04 -0.07
4.5
45
3
63
67.2
+1.10 -0.46
2.5
+0.06 -0.18
3 66
+0.30 0
2.2
2.5
35.7
+0.25 0
1.7
+0.14 0
2.6
22
35
37.8
+0.50 -0.25
1.5
+0.06 -0.15
2.5
37
+0.25 0
1.7
+0.14 0
3
23
36
38.8
+0.50 -0.25
1.5
+0.06 -0.15
2.5
38
+0.25 0
1.7
+0.14 0
3
24
37
39.8
+0.50 -0.25
孔用弹性挡圈-A 型 （摘自 GB 893.1-86）
孔径的 d0=8～200mm 的 A 型孔用弹性挡圈。
标记示例:
孔径 d0=50、材料 65Mn、热处理硬度 HRC44～51、经表面氧化处理的 A 型孔用弹性挡
圈的标记：
挡 圈 GB 893.1 50
孔径的 d0=20～200mmA 型孔用弹性挡圈：
2
+0.06 -0.18
3
55
+0.30 0
2.2
+0.14 0
4.5
38
55
59.2
+1.10 -0.46
2
+0.06 -0.18
3
58
+0.30 0
2.2
+0.14 0
4.5
40
56
60.2
+1.10 -0.46
2
+0.06 -0.18
3
59
+0.30 0
2.2
+0.14 0
4.5
41
58
62.2
1.1
+0.14 0
1.5
12
24 25.9
+0.42 -0.21
1.2
+0.05 -0.13
2
25.2
+0.21 0
1.3
+0.14 0
1.8
13
25 26.9
+0.42 -0.21
1.2
+0.05 -0.13
2
26.2
+0.21 0
1.3
+0.14 0
1.8
14
26 27.9
+0.42 -0.21
+0.36 -0.10
1
+0.04 -0.10
1.5 12.5
+0.11 0
0.9
+0.14 0
0.9
4
13 14.1
+0.36 -0.10
1
+0.04 -0.10
1.7 13.6
+0.11 0
0.9
+0.14 0
0.9
4
14 15.1
+0.36 -0.10
1
+0.05 -0.13
1.7 14.6
+0.11 0
10
20 21.5
+0.42 -0.13
1
+0.05 -0.13
2
21
+0.13 0
1.1
+0.14 0
1.5
10
21 22.5
+0.42 -0.13
1.2
+0.05 -0.13
2
22
+0.13 0
1.1
+0.14 0
1.5
11
22 23.5
+0.42 -0.13
1.2
+0.05 -0.13
2
23
+0.13 0
3.8
27
42
45.5
+0.90 -0.39
1.5
+0.06 -0.15
3
44.5
+0.25 0
1.7
+0.14 0
3.8
29
45
48.5
+0.90 -0.39
1.5
+0.06 -0.15
3
47.5
+0.25 0
1.7
+0.14 0
3.8
31
47
50.5
+1.10 -0.46
2
+0.06 -0.15
1.5
+0.06 -0.15
2.5
39
+0.25 0
1.7
+0.14 0
3
25
38
40.8
+0.50 -0.25
1.5
+0.06 -0.15
2.5
40
+0.25 0
1.7
+0.14 0
3
26
40
43.5
+0.90 -0.39
1.5
+0.06 -0.15
2.5
42.5
+0.25 0
1.7
+0.14 0
2.1
18
31
33.4
+0.50 -0.25
1.5
+0.05 -0.13
2.5
32.7
+0.25 0
1.3
+0.14 0
2.6
19
32
34.4
+0.50 -0.25
1.5
+0.05 -0.13
2.5
33.7
+0.25 0
1.3
+0.14 0
2.6
20
34
36.5
+0.50 -0.25
1.5
+0.06 -0.15
1.2
+0.05 -0.13
2
27.2
+0.21 0
1.3
+0.14 0
1.8
源自文库
15
28 30.1
+0.50 -0.25
1.2
+0.05 -0.13
2
29.4
+0.21 0
1.3
+0.14 0
2.1
17
2
30
32.1
+0.50 -0.25
1.2
+0.05 -0.13
2
31.4
+0.25 0
1.3
+0.14 0
3
49.5
+0.25 0
1.7
+0.14 0
3.8
32
48
51.5
+1.10 -0.46
2
+0.06 -0.15
3
50.5
+0.30 0
1.7
+0.14 0
3.8
33
50
54.2
+1.10 -0.46
2
+0.06 -0.18
3
53
+0.30 0
2.2
+0.14 0
4.5
36
52
56.2
+1.10 -0.46
1 9.4
+0.09 0
0.7
+0.14 0
0.6
2
10
10.8
+0.36 -0.10
0.8
+0.04 -0.10
1.5 10.4
+0.11 0
0.9
+0.14 0
0.6
2
11 11.8
+0.36 -0.10
0.8
+0.04 -0.10
1.5 11.4
+0.11 0
0.9
+0.14 0
0.6
3
12 13
+1.10 -0.46
2
+0.06 -0.18
3
61
+0.30 0
2.2
+0.14 0
4.5
43
60
64.2
+1.10 -0.46
2
+0.06 -0.18
3
63
+0.30 0
2.2
+0.14 0
4.5
44
62
66.2
+1.10 -0.46
2.5
+0.06 -0.18
3
65
+0.30 0
2.2
+0.14 0