|
调心滚子轴承 (GB/T 288—2013) |
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径向当量动载荷:当Fa/Fr≤e 时,Pr=Fr+Y1Fa 当Fa/Fr>e 时,Pr=0.67Fr+Y2Fa 径向当量静载荷:P0r=Fr+Y0Fa 符号含义及应用 CC—内圈无挡边,带活动中挡圈,冲压保持架,滚子和滚道经优化设计的结构,有助于滚子引导,减少摩擦发热 K—圆锥孔,锥度1:12 K30—圆锥孔,锥度1:30 W33—轴承外圈上有润滑油槽和三个油孔 TN—工程塑料成形保持架 能自动调心,主要承受径向载荷,同时也能承受双向轴向载荷。锥孔者,可装在紧定套或退卸套上,便于在光轴上或阶梯轴上任何位置安装,也可调整轴承的径向游隙。 应优先选用结构经优化设计的20000CC型和20000TN型产品。 |
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基本尺寸 /mm |
基本额定 载荷/kN |
极限转速 /r·min-1 |
重量 /kg |
轴承代号 |
其他尺寸 /mm |
安装尺寸/mm |
计算系数 |
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d |
D |
B |
Cr |
C0r |
脂 |
油 |
W ≈ |
20000 型 |
20000 K 型 |
20000 K30 型 |
d2 ≈ |
D2 ≈ |
B0 |
r min |
da min |
Da max |
ra max |
e |
Y1 |
Y2 |
Y0 |
|
160 |
240 |
60 |
522 |
890 |
1300 |
1700 |
9.43 |
23032 |
23032K |
|
179.5 |
216.4 |
11.1 |
2.1 |
172 |
228 |
2.1 |
0.22 |
3.0 |
4.5 |
3.0 |
|
|
240 |
80 |
670 |
1230 |
1100 |
1400 |
12.2 |
24032 |
24032K30 |
178.1 |
212.2 |
8.3 |
2.1 |
172 |
228 |
2.1 |
0.30 |
2.3 |
3.4 |
2.2 |
||
|
270 |
86 |
868 |
1440 |
1000 |
1300 |
19.8 |
23132 |
23132K |
|
186.5 |
234.5 |
13.9 |
2.1 |
172 |
258 |
2.1 |
0.30 |
2.3 |
3.4 |
2.2 |
|
|
270 |
109 |
1068 |
1880 |
1000 |
1300 |
24.4 |
24132 |
|
24132K30 |
184.4 |
228.4 |
8.3 |
2.1 |
172 |
258 |
2.1 |
0.37 |
1.8 |
2.7 |
1.8 |
|
|
290 |
80 |
870 |
1290 |
1200 |
1500 |
22.9 |
22232 |
22232K |
|
191.9 |
251.4 |
13.9 |
3 |
174 |
276 |
2.5 |
0.26 |
2.6 |
3.8 |
2.5 |
|
|
290 |
104 |
1120 |
1780 |
1100 |
1400 |
29.4 |
23232 |
23232K |
|
189.1 |
244.9 |
13.9 |
3 |
174 |
276 |
2.5 |
0.34 |
2.0 |
2.9 |
1.9 |
|
|
340 |
114 |
1172 |
1770 |
800 |
1000 |
51 |
22332 |
22332K |
|
213 |
279.4 |
— |
4 |
178 |
322 |
3 |
0.38 |
1.8 |
2.7 |
1.8 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
170 |
260 |
67 |
632 |
1100 |
1200 |
1600 |
12.8 |
23034 |
23034K |
|
192.8 |
233.2 |
11.1 |
2.1 |
182 |
248 |
2.1 |
0.23 |
2.9 |
4.3 |
2.9 |
|
|
260 |
90 |
812 |
1520 |
1000 |
1300 |
16.7 |
24034 |
24034K30 |
190.7 |
227.7 |
8.3 |
2.1 |
182 |
248 |
2.1 |
0.31 |
2.2 |
3.2 |
2.1 |
||
|
280 |
88 |
925 |
1550 |
1000 |
1300 |
21.1 |
23134 |
23134K |
|
195.5 |
244.4 |
13.9 |
2.1 |
182 |
268 |
2.1 |
0.29 |
2.3 |
3.5 |
2.3 |
|
|
280 |
109 |
1098 |
1930 |
1000 |
1300 |
25.5 |
24134 |
|
24134K30 |
192.9 |
238.2 |
8.3 |
2.1 |
182 |
268 |
2.1 |
0.36 |
1.9 |
2.8 |
1.8 |
|
|
310 |
86 |
1002 |
1500 |
1100 |
1400 |
28.1 |
22234 |
22234K |
|
205.4 |
269.6 |
16.7 |
4 |
188 |
292 |
3 |
0.26 |
2.6 |
3.8 |
2.5 |
|
|
310 |
110 |
1232 |
2030 |
900 |
1200 |
35.7 |
23234 |
23234K |
|
205.7 |
264.4 |
13.9 |
4 |
188 |
292 |
3 |
0.34 |
2.0 |
3.0 |
2.0 |
|
|
360 |
120 |
1295 |
2060 |
750 |
950 |
60 |
22334 |
22334K |
|
227.4 |
319 |
— |
4 |
188 |
342 |
3 |
0.39 |
1.7 |
2.6 |
1.7 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
180 |
250 |
52 |
|
|
|
|
|
23936 |
23936K |
|
|
|
|
2 |
|
|
|
|
|
|
|
|
|
280 |
74 |
738 |
1310 |
1200 |
1400 |
16.9 |
23036 |
23036K |
|
206.1 |
248.9 |
13.9 |
2.1 |
192 |
268 |
2.1 |
0.24 |
2.8 |
4.2 |
2.8 |
|
|
280 |
100 |
952 |
1820 |
950 |
1200 |
22.1 |
24036 |
24036K30 |
204.3 |
243.1 |
8.3 |
2.1 |
192 |
268 |
2.1 |
0.32 |
2.1 |
3.1 |
2.1 |
||
|
300 |
96 |
1078 |
1830 |
900 |
1200 |
26.9 |
23136 |
23136K |
|
208.5 |
260.9 |
13.9 |
3 |
194 |
286 |
2.5 |
0.30 |
2.3 |
3.4 |
2.2 |
|
|
300 |
118 |
1242 |
2220 |
900 |
1200 |
32.0 |
24136 |
|
24136K30 |
207.8 |
256.4 |
11.1 |
3 |
194 |
286 |
2.5 |
0.36 |
1.9 |
2.8 |
1.8 |
|
|
320 |
86 |
1038 |
1590 |
1100 |
1300 |
29.4 |
22236 |
22236K |
|
215.7 |
280.1 |
16.7 |
4 |
198 |
302 |
3 |
0.25 |
2.7 |
3.9 |
2.6 |
|
|
320 |
112 |
1315 |
2170 |
850 |
1100 |
37.9 |
23236 |
23236K |
|
213.7 |
274.3 |
13.9 |
4 |
198 |
302 |
3 |
0.33 |
2.0 |
3.0 |
2.0 |
|
|
380 |
126 |
1420 |
2270 |
700 |
900 |
70 |
22336 |
22336K |
|
240.8 |
336.5 |
— |
4 |
198 |
362 |
3 |
0.38 |
1.8 |
2.6 |
1.7 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
190 |
260 |
52 |
|
|
|
|
|
23938 |
23938K |
|
|
|
|
2 |
|
|
|
|
|
|
|
|
|
290 |
75 |
775 |
1380 |
1100 |
1400 |
17.7 |
23038 |
23038K |
|
215.2 |
260 |
13.9 |
2.1 |
202 |
278 |
2.1 |
0.23 |
2.9 |
4.3 |
2.8 |
|
|
290 |
100 |
1002 |
1910 |
900 |
1200 |
23.0 |
24038 |
24038K30 |
213.7 |
254.9 |
8.3 |
2.1 |
202 |
278 |
2.1 |
0.31 |
2.2 |
3.3 |
2.1 |
||
|
320 |
104 |
1232 |
2120 |
850 |
1100 |
33.6 |
23138 |
23138K |
|
222.6 |
279.2 |
13.9 |
3 |
204 |
306 |
2.5 |
0.30 |
2.2 |
3.3 |
2.2 |
|
|
320 |
128 |
1448 |
2590 |
850 |
1100 |
40.2 |
24138 |
|
24138K30 |
219.3 |
271.6 |
11.1 |
3 |
204 |
306 |
2.5 |
0.37 |
1.8 |
2.7 |
1.8 |
|
|
340 |
92 |
|
|
|
|
|
22236 |
22236K |
|
|
|
|
4 |
|
|
|
|
|
|
|
|
|
340 |
120 |
1488 |
2490 |
800 |
1100 |
46.1 |
23238 |
23238K |
|
227.7 |
291.6 |
16.7 |
4 |
208 |
322 |
3 |
0.33 |
2.0 |
3.0 |
2.0 |
|
|
400 |
132 |
1568 |
2530 |
670 |
850 |
81 |
22338 |
22338K |
|
255 |
328.4 |
— |
5 |
212 |
378 |
4 |
0.36 |
1.8 |
2.7 |
1.8 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
200 |
280 |
60 |
|
|
|
|
|
23940 |
23940K |
|
|
|
|
2.1 |
|
|
|
|
|
|
|
|
310 |
82 |
915 |
1650 |
1000 |
1300 |
22.7 |
23040 |
23040K |
|
228.5 |
276.7 |
13.9 |
2.1 |
212 |
298 |
2.1 |
0.24 |
2.8 |
4.2 |
2.8 |
||
|
310 |
109 |
1150 |
2220 |
850 |
1100 |
29.3 |
24040 |
|
24040K30 |
226.5 |
270.8 |
11.1 |
2.1 |
212 |
298 |
2.1 |
0.32 |
2.1 |
3.2 |
2.1 |
|
|
340 |
112 |
1418 |
2460 |
800 |
1000 |
41.6 |
23140K |
23140K |
|
235.6 |
295.5 |
16.7 |
3 |
214 |
326 |
2.5 |
0.31 |
2.2 |
3.0 |
2.2 |
|
|
340 |
140 |
1622 |
2950 |
800 |
1000 |
49.9 |
24140 |
|
24140K30 |
231.2 |
285.8 |
11.1 |
3 |
214 |
326 |
2.5 |
0.38 |
1.8 |
2.6 |
1.7 |
|
|
360 |
98 |
|
|
|
|
|
22240 |
22240K |
|
|
|
|
4 |
|
|
|
|
|
|
|
|
|
360 |
128 |
1652 |
2790 |
750 |
1000 |
55.4 |
23240 |
23240K |
|
240.7 |
307.8 |
16.7 |
4 |
218 |
342 |
3 |
0.34 |
2.0 |
3.0 |
2.0 |
|
|
420 |
138 |
1680 |
2720 |
630 |
800 |
94 |
22340 |
22340K |
|
267.4 |
371.3 |
— |
5 |
222 |
398 |
4 |
0.38 |
1.8 |
2.7 |
1.7 |
|
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注:1.GB/T288已有新尺寸标注GB/T288-2013,新标准删除了原标准部分结构、紧定套相关尺寸和保持架代号。增加了38、39、40、49系列的外形尺寸,增加了22/23、系列密封轴承结构及其外形尺寸。本表数据结构符合《全国滚动轴承产品样本》第2版。 2.代号不包括结构变化附加代号,结构如有加油槽或油孔等变化,需与厂家联接。 |
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