普通切向键、强力切向键及键槽的尺寸(摘自GB/T 1974-1980) (mm)
注: ① 一对切向键在装配之后的相互位置应用销或其他适当方法固定
② 长度L按实际结构确定,建议一般比轮毂厚度长10%～15%
③ 一对切向键在装配时,1:100的两斜面之间,以及键的两工作面与轴槽和轮毂槽的工作面之间,都必须紧密贴合
普通切向键及槽尺寸
|
|
轴径
d
|
键
|
键槽
|
|
厚度
t
|
计算宽度
b
|
倒角
C
|
深度
|
计算宽度
|
半径
r
|
|
轮毂t1
|
轴t2
|
轮毂
b1
|
轴
b2
|
|
尺寸
|
极限偏差
(h11)
|
最小
|
最大
|
最大
|
最小
|
|
尺寸
|
极限偏差
|
尺寸
|
极限偏差
|
|
60
|
7
|
0
-0.090
|
19.3
|
0.6
|
0.8
|
7
|
0
-0.2
|
7.3
|
+0.2
0
|
19.3
|
19.6
|
0.6
|
0.4
|
|
65
|
20.1
|
20.1
|
20.5
|
|
70
|
21.0
|
21.0
|
21.4
|
|
75
|
8
|
0
-0.090
|
23.2
|
8
|
8.3
|
23.2
|
23.5
|
|
80
|
24.0
|
24.0
|
24.4
|
|
85
|
24.8
|
24.8
|
25.2
|
|
90
|
25.6
|
25.6
|
26.0
|
|
95
|
9
|
27.8
|
9
|
9.3
|
27.8
|
28.2
|
|
100
|
28.6
|
28.6
|
29.0
|
|
110
|
30.1
|
30.1
|
30.6
|
|
120
|
10
|
33.2
|
1
|
1.2
|
10
|
10.3
|
33.2
|
33.6
|
1.0
|
0.7
|
|
130
|
34.6
|
34.6
|
35.1
|
|
140
|
11
|
0
-0.110
|
37.7
|
11
|
11.4
|
37.7
|
38.3
|
|
150
|
39.1
|
39.1
|
39.7
|
|
160
|
12
|
42.1
|
12
|
0
-0.3
|
12.4
|
+0.3
0
|
42.1
|
42.8
|
|
170
|
43.5
|
43.5
|
44.2
|
|
180
|
44.9
|
44.9
|
45.6
|
|
190
|
14
|
49.6
|
14
|
14.4
|
49.6
|
50.3
|
|
200
|
51.0
|
51.0
|
51.7
|
|
220
|
16
|
57.1
|
1.6
|
2.0
|
16
|
16.4
|
57.1
|
57.8
|
1.6
|
1.2
|
|
240
|
59.9
|
59.9
|
60.6
|
|
250
|
18
|
64.6
|
18
|
18.4
|
64.6
|
65.3
|
|
260
|
66.0
|
66.0
|
66.7
|
|
280
|
20
|
0
-0.130
|
72.1
|
2.5
|
3.0
|
20
|
20.4
|
72.1
|
72.8
|
2.5
|
2.0
|
|
300
|
74.8
|
74.8
|
75.5
|
|
320
|
22
|
81.0
|
22
|
22.4
|
81.0
|
81.6
|
|
340
|
83.6
|
83.6
|
84.3
|
|
360
|
26
|
93.2
|
26
|
26.4
|
93.2
|
93.8
|
|
380
|
95.9
|
95.9
|
96.6
|
|
400
|
98.6
|
98.6
|
99.3
|
|
420
|
30
|
108.2
|
3.0
|
4.0
|
30
|
30.4
|
108.2
|
108.8
|
3.0
|
2.5
|
|
450
|
112.3
|
112.3
|
112.9
|
|
480
|
34
|
0
-0.160
|
123.1
|
34
|
34.4
|
123.1
|
123.8
|
|
500
|
125.9
|
125.9
|
126.6
|
|
530
|
38
|
136.7
|
38
|
38.4
|
136.7
|
137.4
|
|
560
|
140.8
|
140.8
|
141.5
|
|
600
|
42
|
153.1
|
42
|
42.4
|
153.1
|
153.8
|
|
630
|
157.1
|
157.1
|
157.8
|
|
100
|
10
|
0
-0.090
|
30
|
1.0
|
1.2
|
10
|
0
-0.2
|
10.3
|
+0.2
0
|
30
|
30.4
|
1.0
|
0.7
|
|
110
|
11
|
0
-0.110
|
33
|
11
|
11.4
|
33
|
33.5
|
|
120
|
12
|
36
|
12
|
0
-0.3
|
12.4
|
+0.3
0
|
36
|
36.5
|
|
130
|
13
|
39
|
13
|
13.4
|
39
|
39.5
|
|
140
|
14
|
42
|
14
|
14.4
|
42
|
42.5
|
|
150
|
15
|
45
|
1.6
|
2.0
|
15
|
15.4
|
45
|
45.5
|
1.6
|
1.2
|
|
160
|
16
|
48
|
16
|
16.4
|
48
|
48.5
|
|
170
|
17
|
51
|
17
|
17.4
|
51
|
51.5
|
|
180
|
18
|
54
|
18
|
18.4
|
54
|
54.5
|
|
190
|
19
|
0
-0.130
|
57
|
2.5
|
3.0
|
19
|
19.4
|
57
|
57.5
|
2.5
|
2.0
|
|
200
|
20
|
60
|
20
|
20.4
|
60
|
60.5
|
|
220
|
22
|
66
|
22
|
22.4
|
66
|
66.5
|
|
240
|
24
|
72
|
24
|
24.4
|
72
|
72.5
|
|
250
|
25
|
75
|
25
|
25.4
|
75
|
75.5
|
|
260
|
26
|
78
|
26
|
26.4
|
78
|
78.5
|
|
280
|
28
|
84
|
3.0
|
4.0
|
28
|
28.4
|
84
|
84.5
|
3.0
|
2.5
|
|
300
|
30
|
90
|
30
|
30.4
|
90
|
90.5
|
|
320
|
32
|
0
-0.160
|
96
|
32
|
32.4
|
96
|
96.5
|
|
340
|
34
|
102
|
34
|
34.4
|
102
|
102.5
|
|
360
|
36
|
108
|
36
|
36.4
|
108
|
108.5
|
|
380
|
38
|
114
|
38
|
38.4
|
114
|
114.5
|
|
400
|
40
|
120
|
40
|
40.4
|
120
|
120.5
|
|
420
|
42
|
126
|
42
|
42.4
|
126
|
126.5
|
|
450
|
45
|
135
|
4.0
|
5.0
|
45
|
45.4
|
135
|
135.5
|
4.0
|
3.0
|
|
480
|
48
|
144
|
48
|
48.5
|
144
|
144.7
|
|
500
|
50
|
150
|
50
|
50.5
|
150
|
150.7
|
|
530
|
53
|
0
-0.190
|
159
|
53
|
53.5
|
159
|
159.7
|
|
560
|
56
|
168
|
56
|
56.5
|
168
|
168.7
|
|
600
|
60
|
180
|
5.0
|
7.0
|
60
|
60.5
|
180
|
180.7
|
5.0
|
4.0
|
|
630
|
63
|
189
|
63
|
63.5
|
189
|
189.7
|
|
710
|
71
|
213
|
71
|
71.5
|
213
|
213.7
|
|
800
|
80
|
240
|
80
|
80.5
|
240
|
240.7
|
|
900
|
90
|
0
-0.220
|
270
|
7.0
|
9.0
|
90
|
90.5
|
270
|
270.7
|
7.0
|
5.0
|
|
1000
|
100
|
300
|
100
|
100.5
|
300
|
300.7
|
|
