45°外花键大径基本尺寸 (摘自GB/T3478.1-1995) (mm)
Dee=m(Z+0.8)
|
齿数 Z
|
模 数
|
0.25
|
0.5
|
（0.75）
|
1
|
（1.25）
|
1.5
|
（1.75）
|
2
|
2.5
|
10
|
2.70
|
5.40
|
8.10
|
10.80
|
13.50
|
16.20
|
18.90
|
21.60
|
27.00
|
|
|
|
|
|
|
|
|
|
|
11
|
2.95
|
5.90
|
8.85
|
11.80
|
14.75
|
17.70
|
20.65
|
23.60
|
29.50
|
12
|
3.20
|
6.40
|
9.60
|
12.80
|
16.00
|
19.20
|
22.40
|
25.60
|
32.00
|
13
|
3.45
|
6.90
|
10.35
|
13.80
|
17.25
|
20.70
|
24.15
|
27.60
|
34.50
|
14
|
3.70
|
7.40
|
11.10
|
14.80
|
18.50
|
22.20
|
25.90
|
29.60
|
37.00
|
15
|
3.95
|
7.90
|
11.85
|
15.80
|
19.75
|
23.70
|
27.65
|
31.60
|
39.50
|
|
|
|
|
|
|
|
|
|
|
16
|
4.20
|
8.40
|
12.60
|
16.80
|
21.00
|
25.20
|
29.40
|
33.60
|
42.00
|
17
|
4.45
|
8.90
|
13.35
|
17.80
|
22.25
|
26.70
|
31.15
|
35.60
|
44.50
|
18
|
4.70
|
9.40
|
14.10
|
18.80
|
23.50
|
28.20
|
32.90
|
37.60
|
47.00
|
19
|
4.95
|
9.90
|
14.85
|
19.80
|
24.75
|
29.70
|
34.65
|
39.60
|
49.50
|
20
|
5.20
|
10.40
|
15.60
|
20.80
|
26.00
|
31.20
|
36.40
|
41.60
|
52.00
|
|
|
|
|
|
|
|
|
|
|
21
|
5.45
|
10.90
|
16.35
|
21.80
|
27.25
|
32.70
|
38.15
|
43.60
|
54.50
|
22
|
5.70
|
11.40
|
17.10
|
22.80
|
28.50
|
34.20
|
39.90
|
45.60
|
57.00
|
23
|
5.95
|
11.90
|
17.85
|
23.80
|
29.75
|
35.70
|
41.65
|
47.60
|
59.50
|
24
|
6.20
|
12.40
|
18.60
|
24.80
|
31.00
|
37.20
|
43.40
|
49.60
|
62.00
|
25
|
6.45
|
12.90
|
19.35
|
25.80
|
32.25
|
38.70
|
45.15
|
51.60
|
64.50
|
|
|
|
|
|
|
|
|
|
|
26
|
6.70
|
13.40
|
20.10
|
26.80
|
33.50
|
40.20
|
46.90
|
53.60
|
67.00
|
27
|
6.95
|
13.90
|
20.85
|
27.80
|
34.75
|
41.70
|
48.65
|
55.60
|
69.50
|
28
|
7.20
|
14.40
|
21.60
|
28.80
|
36.00
|
43.20
|
50.40
|
57.60
|
72.00
|
29
|
7.45
|
14.90
|
22.35
|
29.80
|
37.25
|
44.70
|
52.15
|
59.60
|
74.50
|
30
|
7.70
|
15.40
|
23.10
|
30.80
|
38.50
|
46.20
|
53.90
|
61.60
|
77.00
|
|
|
|
|
|
|
|
|
|
|
31
|
7.95
|
15.90
|
23.85
|
31.80
|
39.75
|
47.70
|
55.65
|
63.60
|
79.50
|
32
|
8.20
|
16.40
|
24.60
|
32.80
|
41.00
|
49.20
|
57.40
|
65.60
|
82.00
|
33
|
8.45
|
16.90
|
25.35
|
33.80
|
42.25
|
50.70
|
59.15
|
67.60
|
84.50
|
34
|
8.70
|
17.40
|
26.10
|
34.80
|
43.50
|
52.20
|
60.90
|
69.60
|
87.00
|
35
|
8.95
|
17.90
|
26.85
|
35.80
|
44.75
|
53.70
|
62.65
|
71.60
|
89.50
|
|
|
|
|
|
|
|
|
|
|
36
|
9.20
|
18.40
|
27.60
|
36.80
|
46.00
|
55.20
|
64.40
|
73.60
|
92.00
|
37
|
9.45
|
18.90
|
28.35
|
37.80
|
47.25
|
56.70
|
66.15
|
75.60
|
94.50
|
38
|
9.70
|
19.40
|
29.10
|
38.80
|
48.50
|
58.20
|
67.90
|
77.60
|
97.00
|
39
|
9.95
|
19.90
|
29.85
|
39.80
|
49.75
|
59.70
|
69.65
|
79.60
|
99.50
|
40
|
10.20
|
20.40
|
30.60
|
40.80
|
51.00
|
61.20
|
71.40
|
81.60
|
102.00
|
|
|
|
|
|
|
|
|
|
|
41
|
10.45
|
20.90
|
31.35
|
41.80
|
52.25
|
62.70
|
73.15
|
83.60
|
104.50
|
42
|
10.70
|
21.40
|
32.10
|
42.80
|
53.50
|
64.20
|
74.90
|
85.60
|
107.00
|
43
|
10.95
|
21.90
|
32.85
|
43.80
|
54.75
|
65.70
|
76.65
|
87.60
|
109.50
|
44
|
11.20
|
22.40
|
33.60
|
44.80
|
56.00
|
67.20
|
78.40
|
89.60
|
112.00
|
45
|
11.45
|
22.90
|
34.35
|
45.80
|
57.25
|
68.70
|
80.15
|
91.60
|
114.50
|
|
|
|
|
|
|
|
|
|
|
46
|
11.70
|
23.40
|
35.10
|
46.80
|
58.50
|
70.20
|
81.90
|
93.60
|
117.00
|
47
|
11.95
|
23.90
|
35.85
|
47.80
|
59.75
|
71.70
|
83.65
|
95.60
|
119.50
|
48
|
12.20
|
24.40
|
36.60
|
48.80
|
61.00
|
73.20
|
85.40
|
97.60
|
122.00
|
49
|
12.45
|
24.90
|
37.35
|
49.80
|
62.25
|
74.70
|
87.15
|
99.60
|
124.50
|
50
|
12.70
|
25.40
|
38.10
|
50.80
|
63.50
|
76.20
|
88.90
|
101.60
|
127.00
|
|
|
|
|
|
|
|
|
|
|
51
|
12.95
|
25.90
|
38.85
|
51.80
|
64.75
|
77.70
|
90.65
|
103.60
|
129.50
|
52
|
13.20
|
26.40
|
39.60
|
52.80
|
66.00
|
79.20
|
92.40
|
105.60
|
132.00
|
53
|
13.45
|
26.90
|
40.35
|
53.80
|
67.25
|
80.70
|
94.15
|
107.60
|
134.50
|
54
|
13.70
|
27.40
|
41.10
|
54.80
|
68.50
|
82.20
|
95.90
|
109.60
|
137.00
|
55
|
13.95
|
27.90
|
41.85
|
55.80
|
69.75
|
83.70
|
97.65
|
111.60
|
139.50
|
56
|
14.20
|
28.40
|
42.60
|
56.80
|
71.00
|
85.20
|
99.40
|
113.60
|
142.00
|
57
|
14.45
|
28.90
|
43.35
|
57.80
|
72.25
|
86.70
|
101.15
|
115.60
|
144.50
|
58
|
14.70
|
29.40
|
44.10
|
58.80
|
73.50
|
88.20
|
102.90
|
117.60
|
147.00
|
59
|
14.95
|
29.90
|
44.85
|
59.80
|
74.75
|
89.70
|
104.65
|
119.60
|
149.50
|
60
|
15.20
|
30.40
|
45.60
|
60.80
|
76.00
|
91.20
|
106.40
|
121.60
|
152.00
|
|
|
|
|
|
|
|
|
|
|
61
|
15.45
|
30.90
|
46.35
|
61.80
|
77.25
|
92.70
|
108.15
|
123.60
|
154.50
|
62
|
15.70
|
31.40
|
47.10
|
62.80
|
78.50
|
94.20
|
109.90
|
125.60
|
157.00
|
63
|
15.95
|
31.90
|
47.85
|
63.80
|
79.75
|
95.70
|
111.65
|
127.60
|
159.50
|
64
|
16.20
|
32.40
|
48.60
|
64.80
|
81.00
|
97.20
|
113.40
|
129.60
|
162.00
|
65
|
16.45
|
32.90
|
49.35
|
65.80
|
82.25
|
98.70
|
115.15
|
131.60
|
164.50
|
|
|
|
|
|
|
|
|
|
|
66
|
16.70
|
33.40
|
50.10
|
66.80
|
83.50
|
100.20
|
116.90
|
133.60
|
167.00
|
67
|
16.95
|
33.90
|
50.85
|
67.80
|
84.75
|
101.70
|
118.65
|
135.60
|
169.50
|
68
|
17.20
|
34.40
|
51.60
|
68.80
|
86.00
|
103.20
|
120.40
|
137.60
|
172.00
|
69
|
17.45
|
34.90
|
52.35
|
69.80
|
87.25
|
104.70
|
122.15
|
139.60
|
174.50
|
70
|
17.70
|
35.40
|
53.10
|
70.80
|
88.50
|
106.20
|
123.90
|
141.60
|
177.00
|
|
|
|
|
|
|
|
|
|
|
71
|
17.95
|
35.90
|
53.85
|
71.80
|
89.75
|
107.70
|
125.65
|
143.60
|
179.50
|
72
|
18.20
|
36.40
|
54.60
|
72.80
|
91.00
|
109.20
|
127.40
|
145.60
|
182.00
|
73
|
18.45
|
36.90
|
55.35
|
73.80
|
92.25
|
110.70
|
129.15
|
147.60
|
184.50
|
74
|
18.70
|
37.40
|
56.10
|
74.80
|
93.50
|
112.20
|
130.90
|
149.60
|
187.00
|
75
|
18.95
|
37.90
|
56.85
|
75.80
|
94.75
|
113.70
|
132.65
|
151.60
|
189.50
|
|
|
|
|
|
|
|
|
|
|
76
|
19.20
|
38.40
|
57.60
|
76.80
|
96.00
|
115.20
|
134.40
|
153.60
|
192.00
|
77
|
19.45
|
38.90
|
58.35
|
77.80
|
97.25
|
116.70
|
136.15
|
155.60
|
194.50
|
78
|
19.70
|
39.40
|
59.10
|
78.80
|
98.50
|
118.20
|
137.90
|
157.60
|
197.00
|
79
|
19.95
|
39.90
|
59.85
|
79.80
|
99.75
|
119.70
|
139.65
|
159.60
|
199.50
|
80
|
20.20
|
40.40
|
60.60
|
80.80
|
101.00
|
121.20
|
141.40
|
161.60
|
202.00
|
|
|
|
|
|
|
|
|
|
|
81
|
20.45
|
40.90
|
61.35
|
81.80
|
102.25
|
122.70
|
143.15
|
163.60
|
204.50
|
82
|
20.70
|
41.40
|
62.10
|
82.80
|
103.50
|
124.20
|
144.90
|
165.60
|
207.00
|
83
|
20.95
|
41.90
|
62.85
|
83.80
|
104.75
|
125.70
|
146.65
|
167.60
|
209.50
|
84
|
21.20
|
42.40
|
63.60
|
84.80
|
106.00
|
127.20
|
148.40
|
169.60
|
212.00
|
85
|
21.45
|
42.90
|
64.35
|
85.80
|
107.25
|
128.70
|
150.15
|
171.60
|
214.50
|
|
|
|
|
|
|
|
|
|
|
86
|
21.70
|
43.40
|
65.10
|
86.80
|
108.50
|
130.20
|
151.90
|
173.60
|
217.00
|
87
|
21.95
|
43.90
|
65.85
|
87.80
|
109.75
|
131.70
|
153.65
|
175.60
|
219.50
|
88
|
22.20
|
44.40
|
66.60
|
88.80
|
111.00
|
133.20
|
155.40
|
177.60
|
222.00
|
89
|
22.45
|
44.90
|
67.35
|
89.80
|
112.25
|
134.70
|
157.15
|
179.60
|
224.50
|
90
|
22.70
|
45.40
|
68.10
|
90.80
|
113.50
|
136.20
|
158.90
|
181.60
|
227.00
|
|
|
|
|
|
|
|
|
|
|
91
|
22.95
|
45.90
|
68.85
|
91.80
|
114.75
|
137.70
|
160.65
|
183.60
|
229.50
|
92
|
23.20
|
46.40
|
69.60
|
92.80
|
116.00
|
139.20
|
162.40
|
185.60
|
232.00
|
93
|
23.45
|
46.90
|
70.35
|
93.80
|
117.25
|
140.70
|
164.15
|
187.60
|
234.50
|
94
|
23.70
|
47.40
|
71.10
|
94.80
|
118.50
|
142.20
|
165.90
|
189.60
|
237.00
|
95
|
23.95
|
47.90
|
71.85
|
95.80
|
119.75
|
143.70
|
167.65
|
191.60
|
239.50
|
|
|
|
|
|
|
|
|
|
|
96
|
24.20
|
48.40
|
72.60
|
96.80
|
121.00
|
145.20
|
169.40
|
193.60
|
242.00
|
97
|
24.45
|
48.90
|
73.35
|
97.80
|
122.25
|
146.70
|
171.15
|
195.60
|
244.50
|
98
|
24.70
|
49.40
|
74.10
|
98.80
|
123.50
|
148.20
|
172.90
|
197.60
|
247.00
|
99
|
24.95
|
49.90
|
74.85
|
99.80
|
124.75
|
149.70
|
174.65
|
199.60
|
249.50
|
100
|
25.20
|
50.40
|
75.60
|
100.80
|
126.00
|
151.20
|
176.40
|
201.60
|
252.00
|
