| 链轮的基本参数和主要尺寸 |
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点击这返回总目录 |
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| 输入链轮齿数z |
Z |
36 |
36 |
30 |
18 |
16 |
17 |
20 |
20 |
20 |
20 |
15 |
15 |
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| 名称 |
符号 |
计算公式 |
说明 |
06B |
08A |
08B |
10A |
10B |
12A |
12B |
16A |
16B |
20A |
20B |
24B |
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| 基本参数 |
配用链条的 |
节距 |
P |
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P |
9.525 |
12.7 |
12.7 |
15.875 |
15.875 |
19.05 |
19.05 |
25.4 |
25.4 |
31.75 |
31.75 |
38.1 |
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| 滚子直径 |
d1 |
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d1 |
6.35 |
7.92 |
8.51 |
10.16 |
10.16 |
11.91 |
12.07 |
15.88 |
15.88 |
19.05 |
19.05 |
25.4 |
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| 排距 |
pt |
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pt |
10.24 |
14.38 |
13.92 |
18.11 |
16.59 |
22.78 |
19.46 |
29.29 |
31.88 |
35.76 |
36.45 |
48.36 |
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| 内链节内宽 |
b1 |
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b1 |
5.72 |
7.85 |
7.75 |
9.40 |
9.65 |
12.57 |
11.68 |
15.75 |
17.02 |
18.9 |
19.56 |
25.4 |
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| 内链板高度 |
h2 |
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h2 |
8.26 |
12.07 |
11.81 |
15.09 |
14.73 |
18.08 |
16.13 |
24.13 |
21.08 |
30.18 |
26.42 |
33.4 |
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| 主要尺寸 |
分度圆直径 |
d |
 |
可在damax与damin范围内选取，但当选用damax时，应注意用展成法加工时有可能发生顶切 |
109.29 |
145.72 |
121.50 |
91.42 |
81.37 |
103.67 |
121.78 |
162.37 |
162.37 |
202.96 |
152.71 |
183.25 |
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| 齿顶圆直径 |
da |
damax=d+1.25p-d1 |
114.84 |
153.67 |
128.86 |
101.10 |
91.06 |
115.58 |
133.52 |
178.24 |
178.24 |
223.60 |
173.35 |
205.48 |
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| damin=d+(1-1.6/z)p-d1 |
112.04 |
149.93 |
125.01 |
95.72 |
85.50 |
109.02 |
127.23 |
169.86 |
169.86 |
213.12 |
162.02 |
191.89 |
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若为三圆弧-直线齿形
则da=p(0.54+cot(180°/z) |
114.01 |
152.02 |
127.69 |
98.60 |
88.38 |
112.20 |
130.56 |
174.09 |
174.09 |
217.61 |
166.52 |
199.82 |
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| 齿根圆直径 |
df |
df=d-d1 |
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102.94 |
137.80 |
112.99 |
81.26 |
71.21 |
91.76 |
109.71 |
146.49 |
146.49 |
183.91 |
133.66 |
157.85 |
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| 齿侧凸缘直径 |
dg |
 | dg<p*cot(180°/z)-1.04*h-0.76 |
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99.52 |
131.85 |
107.79 |
73.58 |
63.73 |
82.35 |
102.74 |
134.51 |
137.69 |
168.31 |
121.14 |
143.75 |
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| 滚子链链轮的量柱测量距Mr |
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| 项目 |
符号 |
计算公式 |
06B |
08A |
08B |
10A |
10B |
12A |
12B |
16A |
16B |
20A |
20B |
24B |
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| 量柱测量距 |
偶数齿 |
MR |
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115.64 |
153.64 |
130.01 |
101.58 |
91.53 |
115.14 |
133.85 |
178.25 |
178.25 |
222.01 |
170.92 |
207.65 |
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| 奇数齿 |
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115.64 |
153.64 |
130.01 |
101.58 |
91.53 |
115.14 |
133.85 |
178.25 |
178.25 |
222.01 |
170.92 |
207.65 |
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