錐柄直齒插齒刀主要用于加工內(nèi)齒輪，其標(biāo)稱分度圓直徑為25.38mm兩種，精度等級(jí)分為A、B兩種。
錐柄直齒插齒機(jī)的型式和尺寸見圖3-39和表3-82～表3-84、表3-91～3-92。
表3-82 標(biāo)稱分度圓直徑25mm m1～2.75 =20°
|
模數(shù)m |
齒數(shù)Z |
分度圓直徑d |
de |
B |
bb |
D1 |
L1 |
L |
莫氏短圓錐號(hào)
|
|
mm |
Mm |
|
1.00 |
26 |
26.00 |
28.72 |
10 |
1.0 |
17.981 |
40 |
75 |
2 |
|
1.25 |
20 |
25.00 |
28.38 |
1.2 |
|
1.50 |
18 |
27.00 |
31.04 |
1.4 |
|
1.75 |
15 |
26.25 |
30.89 |
12 |
1.3 |
80 |
|
2.00 |
13 |
26.00 |
31.24 |
1.1 |
|
2.25 |
12 |
27.00 |
32.90 |
1.3 |
|
2.50 |
10 |
25.00 |
31.26 |
0 |
|
2.75 |
10 |
27.50 |
34.48 |
15 |
0.5 |
表3-83 公稱分度圓直徑38mm m1～3.75 =20°
|
模數(shù)m |
齒數(shù)Z |
分度圓直徑d |
de |
B |
bb |
D1 |
L1 |
L |
莫氏短圓錐號(hào) |
|
mm |
Mm |
|
1.00 |
38 |
38.0 |
40.72 |
12 |
1.0 |
24.051 |
50 |
90 |
3 |
|
1.25 |
30 |
37.5 |
40.88 |
1.2 |
|
1.50 |
25 |
37.5 |
41.54 |
1.4 |
|
1.75 |
22 |
38.5 |
43.24 |
15 |
1.7 |
|
2.00 |
19 |
38.0 |
43.40 |
1.9 |
|
2.25 |
16 |
36.0 |
41.98 |
1.7 |
|
2.50 |
15 |
37.5 |
44.26 |
2.4 |
|
2.75 |
14 |
38.5 |
45.88 |
2.4 |
|
3.00 |
12 |
36.0 |
43.74 |
1.1 |
|
3.25 |
12 |
39.0 |
47.58 |
2.2 |
|
3.50 |
11 |
38.5 |
47.52 |
1.3 |
|
3.75 |
10 |
37.5 |
46.88 |
0 |
表3-84 公稱分度圓直徑50mm的碗形知齒插齒刀
|
模數(shù)m |
基圓直徑db |
df |
ha |
s |
r |
齒頂高系數(shù)ha* |
|
1 |
46.933 |
47.72 |
1.36 |
1.65 |
— |
1.25 |
|
1.25 |
46.933 |
47.12 |
1.69 |
2.06 |
|
1.5 |
47.872 |
47.54 |
2.02 |
2.46 |
|
1.75 |
47.637 |
46.73 |
2.37 |
2.88 |
|
2 |
46.933 |
45.40 |
2.70 |
3.29 |
0.15 |
|
2.25 |
46.464 |
44.30 |
3.03 |
3.70 |
|
2.5 |
46.933 |
44.26 |
3.38 |
4.11 |
|
2.75 |
46.464 |
43.16 |
3.71 |
4.52 |
0.20 |
|
3 |
47.872 |
44.10 |
4.05 |
4.93 |
|
3.25 |
45.760 |
41.27 |
4.39 |
5.34 |
|
3.5 |
45.995 |
40.94 |
4.72 |
5.75 |
表3-85公稱分度圓直徑75mm的盤碗形直齒插齒刀
|
模數(shù)m |
基圓
直徑db |
df |
ha |
s |
r |
齒頂高
系數(shù)ha* |
|
盤形 |
碗形 |
盤形 |
碗形 |
盤形 |
碗形 |
|
1 |
71.339 |
73.5 |
73.72 |
1.25 |
1.36 |
1.57 |
1.65 |
— |
1.25 |
|
1.25 |
70.400 |
72.30 |
72.12 |
1.78 |
1.69 |
2.12 |
2.06 |
|
1.5 |
70.400 |
72.06 |
71.54 |
2.28 |
2.02 |
2.65 |
2.46 |
|
1.75 |
70.635 |
71.91 |
71.23 |
2.71 |
2.37 |
3.13 |
2.88 |
|
2 |
71.339 |
72.24 |
71.40 |
3.12 |
2.70 |
3.59 |
3.29 |
0.15 |
|
2.25 |
71.808 |
72.22 |
71.30 |
3.49 |
3.30 |
4.02 |
3.70 |
|
2.5 |
70.400 |
69.84 |
69.26 |
3.67 |
3.38 |
7.32 |
4.11 |
|
2.75 |
72.278 |
71.16 |
70.66 |
3.96 |
3.71 |
4.70 |
4.52 |
0.20 |
|
3 |
70.400 |
68.34 |
68.10 |
4.17 |
4.05 |
5.02 |
4.93 |
|
3.25 |
73.216 |
70.70 |
70.52 |
4.48 |
4.39 |
5.41 |
5.34 |
|
3.5 |
72.278 |
68.94 |
68.94 |
4.72 |
4.72 |
5.75 |
5.75 |
|
3.75 |
70.400 |
66.14 |
66.38 |
4.95 |
5.07 |
6.08 |
6.17 |
|
4 |
71.339 |
66.32 |
66.80 |
5.16 |
5.40 |
6.40 |
6.57 |
