结构特点.性能.适用范围
双排球式回转支承具有三个座圈,钢球和隔离块可直接排入上下滚道,根据受力状况,安排了上下两排直径不同的钢球。
这种开式装配非常方便,上下圆弧滚道的承载角都为90°,能承受很大的轴向力和倾翻力矩。当径向力大于0.1倍的轴向力时滚道须特殊设计。双排球式回转支承的轴向、径向尺寸都比较大,结构坚固,特别适用于要求中等以上直径的塔式起重机、汽车起重机等装卸机械上。
|
 |
 |
序
号 |
型号 |
外型尺寸mm |
安装孔尺寸 |
结构尺寸 |
齿轮参数 |
外齿参数 |
内齿参数 |
质量
kg |
无齿式
D L
mm |
外齿式
D L
mm |
内齿式
D L
mm |
D |
d |
H |
D 1
mm |
D 2
mm |
d n1
d n2
mm |
d m1
d m2
mm |
L
mm |
n |
n 1 |
H 1 |
h |
b
mm |
m
mm |
d a
mm |
Z |
d a
mm |
Z |
| 1 |
020.25.500 |
021.25.500 |
023.25.500 |
616 |
384 |
106 |
580 |
420 |
18 |
M16 |
|
20 |
4 |
96 |
26 |
60 |
5 |
644 |
126 |
357 |
72 |
100 |
| 022.25.500 |
024.25.500 |
6 |
646.8 |
105 |
350 .4 |
59 |
| 2 |
020.25.560 |
021.25.560 |
023.25.560 |
676 |
444 |
640 |
480 |
5 |
704 |
138 |
417 |
84 |
115 |
| 022.25.560 |
024.25.560 |
6 |
706.8 |
115 |
410.4 |
69 |
| 3 |
020.25.630 |
021.25.630 |
023.25.630 |
746 |
514 |
710 |
550 |
24 |
6 |
790.8 |
129 |
482.4 |
81 |
130 |
| 022.25.630 |
024.25.630 |
8 |
790.4 |
96 |
475.2 |
60 |
| 4 |
020.25.710 |
021.25.710 |
023.25.710 |
826 |
594 |
790 |
630 |
6 |
862.8 |
141 |
560.4 |
94 |
140 |
| 022.25.710 |
024.25.710 |
8 |
862.4 |
105 |
555.2 |
70 |
| 5 |
020.30.800 |
021.30.800 |
023.30.800 |
942 |
658 |
124 |
898 |
702 |
22 |
M20 |
|
30 |
6 |
114 |
29 |
80 |
8 |
982.4 |
120 |
619.2 |
78 |
200 |
| 022.30.800 |
024.30.800 |
10 |
988 |
96 |
614 |
62 |
| 6 |
020.30.900 |
021.30.900 |
023.30.900 |
1042 |
758 |
998 |
802 |
8 |
1086 .4 |
133 |
715.2 |
90 |
250 |
| 022.30.900 |
024.30.900 |
10 |
1088 |
106 |
714 |
72 |
| 7 |
020.30.1000 |
021.30.1000 |
023.30.1000 |
1142 |
858 |
1098 |
902 |
36 |
10 |
1198 |
117 |
814 |
82 |
300 |
| 022.30.1000 |
024.30.1000 |
12 |
1197.6 |
97 |
796.8 |
67 |
| 8 |
020.30.1120 |
021.30.1120 |
023.30.1120 |
1262 |
978 |
1218 |
1022 |
10 |
1318 |
129 |
924 |
93 |
340 |
| 022.30.1120 |
024.30.1120 |
12 |
1317.6 |
107 |
916.8 |
77 |
| 9 |
020.40.1250 |
021.40.1250 |
023.40.1250 |
1426 |
1074 |
160 |
1374 |
1126 |
26 |
M24 |
|
40 |
5 |
150 |
39 |
90 |
12 |
1497.6 |
122 |
1012.8 |
85 |
580 |
| 022.40.1250 |
024.40.1250 |
14 |
1495.2 |
104 |
1013.6 |
73 |
| 10 |
020.40.1400 |
021.40.1400 |
023.40.1400 |
1576 |
1224 |
1524 |
1272 |
12 |
1641.6 |
134 |
1156.8 |
97 |
650 |
| 022.40.1400 |
024.40.1400 |
14 |
1649.2 |
115 |
1153.6 |
83 |
| 11 |
020.40.1600 |
021.40.1600 |
023.40.1600 |
1776 |
1424 |
1724 |
1476 |
45 |
14 |
1845.2 |
129 |
1349.6 |
97 |
750 |
| 022.40.1600 |
024.40.1600 |
16 |
1852.8 |
113 |
1350.4 |
85 |
| 12 |
020.40.1800 |
021.40.1800 |
023.40.1800 |
1976 |
1624 |
1924 |
1676 |
14 |
2055.2 |
144 |
1545.6 |
111 |
820 |
| 022.40.1800 |
024.40.1800 |
16 |
2060.8 |
126 |
1542.4 |
97 |
| 13 |
020.50.2000 |
021.50.2000 |
023.50.2000 |
2215 |
1785 |
190 |
2149 |
1851 |
33 |
M30 |
|
48 |
8 |
178 |
47 |
120 |
16 |
2300.8 |
141 |
1702.4 |
107 |
1150 |
| 022.50.2000 |
024.50.2000 |
18 |
2300.4 |
125 |
1699.2 |
95 |
| 14 |
020.50.2240 |
021.50.2240 |
023.50.2240 |
2455 |
2025 |
2389 |
2091 |
16 |
2540.8 |
156 |
1942.4 |
122 |
1500 |
| 022.50.2240 |
024.50.2240 |
18 |
2552.4 |
139 |
1933.2 |
108 |
| 15 |
020.50.2500 |
021.50.2500 |
023.50.2500 |
2715 |
2285 |
2649 |
2351 |
56 |
18 |
2804.4 |
153 |
2203.2 |
123 |
1700 |
| 022.50.2500 |
024.50.2500 |
20 |
2816 |
138 |
2188 |
110 |
| 16 |
020.50.2800 |
021.50.2800 |
023.50.2800 |
3015 |
2585 |
2949 |
2651 |
18 |
3110.4 |
170 |
2491.2 |
139 |
1900 |
| 022.50.2800 |
024.50.2800 |
20 |
3116 |
153 |
2488 |
125 |
|
|