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QJY系列起重机械减速器
三
减速器的承载能力
3
QJY34,QJYD34,QJYA34高速轴许用功率（工作级别为M5）见表4；
表4
QJY34,QJYD34,QJYA34高速轴许用功率（工作级别为M5）
|
名义中心距
a1
mm
|
输出扭矩
M0
Nm
|
输入轴转速
n
rpm
|
公称传动比
i
|
|
100
|
125
|
140
|
160
|
200
|
224
|
250
|
280
|
315
|
335
|
400
|
|
许用功率
P Kw
|
|
170
|
2585
|
750
|
|
1.623
|
1.45
|
1.27
|
1.01
|
0.91
|
0.81
|
0.72
|
0.64
|
0.61
|
0.51
|
|
1000
|
|
2.16
|
1.93
|
1.69
|
1.35
|
1.21
|
1.08
|
0.97
|
0.86
|
0.81
|
0.68
|
|
1500
|
|
3.25
|
2.9
|
2.54
|
2.03
|
1.81
|
1.62
|
1.45
|
1.29
|
1.21
|
1.01
|
|
200
|
5035
|
750
|
|
3.16
|
2.82
|
2.47
|
1.98
|
1.77
|
1.58
|
1.41
|
1.26
|
1.18
|
0.99
|
|
1000
|
|
4.22
|
3.77
|
3.3
|
2.64
|
2.35
|
2.11
|
1.88
|
1.67
|
1.57
|
1.32
|
|
1500
|
|
6.33
|
5.65
|
4.94
|
3.95
|
3.53
|
3.16
|
3.82
|
2.51
|
2.36
|
1.98
|
|
236
|
8550
|
750
|
|
5.37
|
4.8
|
4.2
|
3.35
|
2.3
|
2.69
|
2.4
|
2.13
|
2
|
1.68
|
|
1000
|
|
7.16
|
6.39
|
5.6
|
4.48
|
3
|
3.58
|
3.2
|
2.84
|
2.67
|
2.24
|
|
1500
|
|
10.74
|
9.59
|
8.39
|
6.71
|
6
|
5.37
|
4.8
|
4.26
|
4.01
|
3.36
|
|
280
|
14250
|
750
|
|
8.95
|
7.99
|
6.99
|
5.6
|
5
|
4.48
|
4
|
3.55
|
3.34
|
2.8
|
|
1000
|
|
11.94
|
10.66
|
9.33
|
7.46
|
6.66
|
5.97
|
5.34
|
4.74
|
4.45
|
3.73
|
|
1500
|
|
17.90
|
15.99
|
13.99
|
11.2
|
10
|
8.95
|
8
|
7.11
|
6.68
|
5.6
|
|
335
|
23750
|
750
|
|
14.92
|
13.3
|
11.7
|
9.3
|
8.3
|
7.5
|
6.7
|
5.9
|
5.6
|
4.7
|
|
1000
|
|
19.9
|
17.8
|
15.5
|
12.4
|
11.1
|
9.9
|
8.9
|
7.9
|
7.4
|
6.2
|
|
1500
|
|
29.8
|
26.6
|
23.3
|
18.7
|
16.7
|
14.9
|
13.3
|
11.18
|
11.1
|
9.3
|
|
370
|
31380
|
750
|
|
19.7
|
17.6
|
15.4
|
12.3
|
11
|
9.7
|
8.8
|
7.8
|
7.4
|
6.2
|
|
1000
|
|
26.3
|
23.5
|
20.5
|
16.4
|
14.7
|
13.1
|
11.7
|
10.4
|
9.8
|
8.2
|
|
1500
|
|