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棘轮齿形与棘爪端的外形尺寸及画法 |
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棘轮齿形的画法 |
棘轮齿形与棘爪端的外形尺寸如下表所示 左图所示为棘轮齿形的画法,其步骤如下:由轮中心以 |
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棘轮齿形与棘爪端的外形尺寸 mm |
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m |
棘 轮 |
棘 爪 |
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|
t |
h |
a |
r |
h1 |
a1 |
r1 |
|
|
6 |
18.85 |
4.5 |
6 |
1.5 |
6 |
4 |
2 |
|
8 |
25.13 |
6 |
8 |
8 |
4 |
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|
10 |
31.42 |
7.5 |
10 |
10 |
6 |
||
|
12 |
37.70 |
9 |
12 |
12 |
6 |
||
|
14 |
43.98 |
10.5 |
14 |
14 |
8 |
||
|
16 |
50.27 |
12 |
16 |
14 |
8 |
||
|
18 |
56.55 |
13.5 |
18 |
16 |
12 |
||
|
20 |
62.83 |
15 |
20 |
18 |
12 |
||
|
22 |
69.12 |
16.5 |
22 |
20 |
14 |
||
|
24 |
75.40 |
18 |
24 |
20 |
14 |
||
|
26 |
81.68 |
19.5 |
26 |
22 |
14 |
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|
30 |
94.25 |
22.5 |
30 |
25 |
16 |
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