|
寿命因数fh值 |
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|
Lh/h |
fh |
Lh/h |
fh |
Lh/h |
fh |
Lh/h |
fh |
||||
|
球轴承 |
滚子轴承 |
球轴承 |
滚子轴承 |
球轴承 |
滚子轴承 |
球轴承 |
滚子轴承 |
||||
|
100 |
0.585 |
0.617 |
600 |
1.063 |
1.055 |
3500 |
1.910 |
1.795 |
17500 |
3.27 |
2.91 |
|
105 |
0.594 |
0.626 |
620 |
1.074 |
1.065 |
3600 |
1.930 |
1.810 |
18000 |
3.30 |
2.93 |
|
110 |
0.604 |
0.635 |
640 |
1.086 |
1.075 |
3700 |
1.950 |
1.825 |
18500 |
3.33 |
2.95 |
|
115 |
0.613 |
0.643 |
660 |
1.097 |
1.085 |
3800 |
1.965 |
1.840 |
19000 |
3.36 |
2.98 |
|
120 |
0.621 |
0.652 |
680 |
1.108 |
1.095 |
3900 |
1.985 |
1.850 |
19500 |
3.39 |
3.00 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
125 |
0.630 |
0.660 |
700 |
1.119 |
1.105 |
4000 |
2.00 |
1.865 |
20000 |
3.42 |
3.02 |
|
130 |
0.638 |
0.668 |
720 |
1.129 |
1.115 |
4100 |
2.02 |
1.880 |
21000 |
3.48 |
3.07 |
|
135 |
0.646 |
0.675 |
740 |
1.140 |
1.125 |
4200 |
2.03 |
1.895 |
22000 |
3.53 |
3.11 |
|
140 |
0.654 |
0.683 |
760 |
1.150 |
1.135 |
4300 |
2.05 |
1.905 |
23000 |
3.58 |
3.15 |
|
145 |
0.662 |
0.690 |
780 |
1.160 |
1.145 |
4400 |
2.07 |
1.920 |
24000 |
3.63 |
3.19 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
150 |
0.669 |
0.697 |
800 |
1.170 |
1.151 |
4500 |
2.08 |
1.935 |
25000 |
3.68 |
3.23 |
|
155 |
0.677 |
0.704 |
820 |
1.179 |
1.160 |
4600 |
2.10 |
1.945 |
26000 |
3.73 |
3.27 |
|
160 |
0.684 |
0.710 |
840 |
1.189 |
1.170 |
4700 |
2.11 |
1.960 |
27000 |
3.78 |
3.31 |
|
165 |
0.691 |
0.717 |
860 |
1.198 |
1.180 |
4800 |
2.13 |
1.970 |
28000 |
3.82 |
3.35 |
|
170 |
0.698 |
0.723 |
880 |
1.207 |
1.185 |
4900 |
2.14 |
1.985 |
29000 |
3.87 |
3.38 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
175 |
0.705 |
0.730 |
900 |
1.216 |
1.190 |
5000 |
2.15 |
2.00 |
30000 |
3.91 |
3.42 |
|
180 |
0.711 |
0.736 |
920 |
1.225 |
1.200 |
5200 |
2.18 |
2.02 |
31000 |
3.96 |
3.45 |
|
185 |
0.718 |
0.724 |
940 |
1.234 |
1.210 |
5400 |
2.21 |
2.04 |
32000 |
4.00 |
3.48 |
|
190 |
0.724 |
0.748 |
960 |
1.243 |
1.215 |
5600 |
2.24 |
2.06 |
33000 |
4.04 |
3.51 |
|
195 |
0.731 |
0.754 |
980 |
1.251 |
1.225 |
5800 |
2.27 |
2.09 |
34000 |
4.08 |
3.55 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
200 |
0.737 |
0.760 |
1000 |
1.260 |
1.230 |
6000 |
2.29 |
2.11 |
35000 |
4.12 |
3.58 |
|
210 |
0.749 |
0.771 |
1050 |
1.281 |
1.250 |
6200 |
2.32 |
2.13 |
36000 |
4.16 |
3.61 |
|
220 |
0.761 |
0.782 |
1100 |
1.301 |
1.270 |
6400 |
2.34 |
2.15 |
37000 |
4.20 |
3.64 |
|
230 |
0.772 |
0.792 |
1150 |
1.320 |
1.285 |
6600 |
2.37 |
2.17 |
38000 |
4.24 |
3.67 |
|
240 |
0.783 |
0.802 |
1200 |
1.339 |
1.300 |
6800 |
2.39 |
2.19 |
39000 |
4.27 |
3.70 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
250 |
0.794 |
0.812 |
1250 |
1.360 |
1.315 |
7000 |
2.41 |
2.21 |
40000 |
4.31 |
3.72 |
|
260 |
0.804 |
0.822 |
1300 |
1.375 |
1.330 |
7200 |
2.43 |
2.23 |
41000 |
4.35 |
3.75 |
|
270 |
0.814 |
0.831 |
1350 |
1.395 |
1.345 |
7400 |
2.46 |
2.24 |
42000 |
4.38 |
3.78 |
|
280 |
0.824 |
0.840 |
1400 |
1.410 |
1.360 |
7600 |
2.48 |
2.26 |
43000 |
4.42 |
3.80 |
|
290 |
0.834 |
0.849 |
1450 |
1.425 |
1.375 |
7800 |
2.50 |
2.28 |
44000 |
4.45 |
3.83 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
300 |
0.843 |
0.858 |
1500 |
1.445 |
1.390 |
8000 |
2.52 |
2.30 |
45000 |
4.48 |
3.86 |
|
310 |
0.853 |
0.866 |
1550 |
1.460 |
1.405 |
8200 |
2.54 |
2.31 |
46000 |
4.51 |
3.88 |
|
320 |
0.862 |
0.875 |
1600 |
1.475 |
1.420 |
8400 |
2.56 |
2.33 |
47000 |
4.55 |
3.91 |
|
330 |
0.871 |
0.883 |
1650 |
1.490 |
1.430 |
8600 |
2.58 |
2.35 |
48000 |
4.58 |
3.93 |
|
340 |
0.879 |
0.891 |
1700 |
1.505 |
1.445 |
8800 |
2.60 |
2.36 |
49000 |
4.61 |
3.96 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
350 |
0.888 |
0.898 |
1750 |
1.520 |
1.455 |
9000 |
2.62 |
2.38 |
50000 |
4.64 |
3.98 |
|
360 |
0.896 |
0.906 |
1800 |
1.535 |
1.470 |
9200 |
2.64 |
2.40 |
55000 |
4.80 |
4.10 |
|
370 |
0.905 |
0.914 |
1850 |
1.545 |
1.480 |
9400 |
2.66 |
2.41 |
60000 |
4.94 |
4.20 |
|
380 |
0.913 |
0.921 |
1900 |
1.560 |
1.490 |
9600 |
2.68 |
2.43 |
65000 |
5.07 |
4.30 |
|
390 |
0.921 |
0.928 |
1950 |
1.575 |
1.505 |
9800 |
2.70 |
2.44 |
70000 |
5.19 |
4.40 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
400 |
0.928 |
0.935 |
2000 |
1.590 |
1.515 |
10000 |
2.71 |
2.46 |
75000 |
5.30 |
4.50 |
|
410 |
0.936 |
0.942 |
2100 |
1.615 |
1.540 |
10500 |
2.76 |
2.49 |
80000 |
5.43 |
4.58 |
|
420 |
0.944 |
0.949 |
2200 |
1.640 |
1.560 |
11000 |
2.80 |
2.53 |
85000 |
5.55 |
4.68 |
|
430 |
0.951 |
0.956 |
2300 |
1.665 |
1.580 |
11500 |
2.85 |
2.56 |
90000 |
5.65 |
4.75 |
|
440 |
0.958 |
0.962 |
2400 |
1.690 |
1.600 |
12000 |
2.89 |
2.59 |
100000 |
5.85 |
4.90 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
450 |
0.965 |
0.969 |
2500 |
1.710 |
1.620 |
12500 |
2.93 |
2.63 |
|
|
|
|
460 |
0.973 |
0.975 |
2600 |
1.730 |
1.640 |
13000 |
2.96 |
2.66 |
|
|
|
|
470 |
0.980 |
0.982 |
2700 |
1.755 |
1.660 |
13500 |
3.00 |
2.69 |
|
|
|
|
480 |
0.986 |
0.988 |
2800 |
1.775 |
1.675 |
14000 |
3.04 |
2.72 |
|
|
|
|
490 |
0.993 |
0.994 |
2900 |
1.795 |
1.695 |
14500 |
3.07 |
2.75 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
500 |
1.000 |
1.000 |
3000 |
1.815 |
1.710 |
15000 |
3.11 |
2.77 |
|
|
|
|
520 |
1.013 |
1.010 |
3100 |
1.835 |
1.730 |
15500 |
3.14 |
2.80 |
|
|
|
|
540 |
1.026 |
1.025 |
3200 |
1.855 |
1.745 |
16000 |
3.18 |
2.83 |
|
|
|
|
560 |
1.038 |
1.035 |
3300 |
1.875 |
1.760 |
16500 |
3.21 |
2.85 |
|
|
|
|
580 |
1.051 |
1.045 |
3400 |
1.895 |
1.775 |
17000 |
3.24 |
2.88 |
|
|
|
|
注:表中 Lh 为轴承的预期使用寿命(以h计),设计时,根据不同设备的要求,先确定一个轴承的基本额定寿命,查出相应的fh,再求出轴承的C,然后确定轴承的型号。反之,知道轴承的型号可以求出轴承的寿命。 |
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