T20型同步带轮尺寸表
单位：(mm)
| 规格 | 齿数 | 节径 d | 外径 do | 档边直径 df | 档边内径 db | 档边厚度 h |
|
18-T20
|
18
|
114.59
|
111.76
|
124
|
98
|
4.5
|
|
19-T20
|
19
|
120.96
|
118.13
|
130
|
104
|
4.5
|
|
20-T20
|
20
|
127.35
|
124.49
|
136
|
110
|
4.5
|
|
21-T20
|
21
|
133.69
|
130.86
|
143
|
117
|
4.5
|
|
22-T20
|
22
|
140.06
|
137.23
|
149
|
123
|
4.5
|
|
23-T20
|
23
|
146.42
|
143.59
|
156
|
130
|
4.5
|
|
24-T20
|
24
|
152.79
|
149.96
|
162
|
136
|
4.5
|
|
25-T20
|
25
|
159.15
|
156.32
|
168
|
142
|
4.5
|
|
26-T20
|
26
|
165.52
|
162.69
|
175
|
149
|
4.5
|
|
27-T20
|
27
|
171.89
|
169.06
|
181
|
155
|
4.5
|
|
28-T20
|
28
|
178.25
|
175.42
|
187
|
161
|
4.5
|
|
29-T20
|
29
|
184.62
|
181.79
|
194
|
168
|
4.5
|
|
30-T20
|
30
|
190.99
|
188.16
|
200
|
174
|
4.5
|
|
32-T20
|
32
|
203.72
|
200.89
|
|
|
|
|
34-T20
|
34
|
216.45
|
213.62
|
|
|
|
|
36-T20
|
36
|
229.18
|
226.35
|
|
|
|
|
38-T20
|
38
|
241.92
|
239.09
|
|
|
|
|
40-T20
|
40
|
254.65
|
251.82
|
|
|
|
|
42-T20
|
42
|
267.38
|
264.55
|
|
|
|
|
44-T20
|
44
|
280.11
|
277.28
|
|
|
|
|
46-T20
|
46
|
292.85
|
290.02
|
|
|
|
|
48-T20
|
48
|
305.58
|
302.75
|
|
|
|
|
50-T20
|
50
|
318.31
|
315.48
|
|
|
|
|
60-T20
|
60
|
381.97
|
379.14
|
|
|
|