|
滚人字齿轮退刀槽 (JB/ZQ 4238—1997) mm |
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|
退刀槽深度h由设计者决定,一般可取0.3mn |
法向模数 mn |
螺 旋 角 β |
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|
25° |
30° |
35° |
40° |
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|
退刀槽最小宽度 b |
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|
4 |
46 |
50 |
52 |
54 |
|
|
5 |
58 |
58 |
62 |
64 |
|
|
6 |
64 |
66 |
72 |
74 |
|
|
7 |
70 |
74 |
78 |
82 |
|
|
8 |
78 |
82 |
86 |
90 |
|
|
9 |
84 |
90 |
94 |
98 |
|
|
10 |
94 |
100 |
104 |
108 |
|
|
12 |
118 |
124 |
130 |
136 |
|
|
14 |
130 |
138 |
146 |
152 |
|
|
16 |
148 |
158 |
165 |
174 |
|
|
18 |
164 |
175 |
184 |
192 |
|
|
20 |
185 |
198 |
208 |
218 |
|
|
22 |
200 |
212 |
224 |
234 |
|
|
25 |
215 |
230 |
240 |
250 |
|
|
28 |
238 |
252 |
266 |
278 |
|
|
30 |
246 |
260 |
276 |
290 |
|
|
32 |
264 |
270 |
300 |
312 |
|
|
36 |
284 |
304 |
322 |
335 |
|
|
40 |
320 |
330 |
350 |
370 |
|

