轴承基础知识及轴承失效分析

1、VAMA 2014 All rights reserved for all countries. Cannot be disclosed, used or reproduced without prior written specific authorization of Valin ArcelorMittal Automotive Steel.VAMA 2014 All rights reserved for all countries. Cannot be disclosed, used or reproduced without prior written specific author

2、ization of Valin ArcelorMittal Automotive Steel. 轴承基础知识及轴轴承基础知识及轴承承失效分析失效分析编制：邓怀文VAMA 2014 All rights reserved for all countries. Cannot be disclosed, used or reproduced without prior written specific authorization of Valin ArcelorMittal Automotive Steel. 目录目录轴承组件及材质轴承组件及材质14轴承游隙及承载轴承游隙及承载2轴承滚动体的类型及

3、与滚道接触轴承滚动体的类型及与滚道接触形式、轴承类型、密封形式形式、轴承类型、密封形式5轴承常用后缀介绍轴承常用后缀介绍3密封轴承及润滑密封轴承及润滑6轴承在轴系中定位端与非定位端轴承在轴系中定位端与非定位端9轴承失效分析轴承失效分析7轴承在轴系中定位轴承在轴系中定位8轴承拆卸轴承拆卸VAMA 2014 All rights reserved for all countries. Cannot be disclosed, used or reproduced without prior written specific authorization of Valin ArcelorMittal

4、Automotive Steel.VAMA 2014 All rights reserved for all countries. Cannot be disclosed, used or reproduced without prior written specific authorization of Valin ArcelorMittal Automotive Steel.VAMA 2014 All rights reserved for all countries. Cannot be disclosed, used or reproduced without prior writte

5、n specific authorization of Valin ArcelorMittal Automotive Steel.常见材质有：钢架、尼龙、铜架；耐高温要求：石墨保持架钢VAMA 2014 All rights reserved for all countries. Cannot be disclosed, used or reproduced without prior written specific authorization of Valin ArcelorMittal Automotive Steel.VAMA 2014 All rights reserved for

6、all countries. Cannot be disclosed, used or reproduced without prior written specific authorization of Valin ArcelorMittal Automotive Steel.VAMA 2014 All rights reserved for all countries. Cannot be disclosed, used or reproduced without prior written specific authorization of Valin ArcelorMittal Aut

7、omotive Steel.VAMA 2014 All rights reserved for all countries. Cannot be disclosed, used or reproduced without prior written specific authorization of Valin ArcelorMittal Automotive Steel.VAMA 2014 All rights reserved for all countries. Cannot be disclosed, used or reproduced without prior written s

8、pecific authorization of Valin ArcelorMittal Automotive Steel.VAMA 2014 All rights reserved for all countries. Cannot be disclosed, used or reproduced without prior written specific authorization of Valin ArcelorMittal Automotive Steel.VAMA 2014 All rights reserved for all countries. Cannot be discl

9、osed, used or reproduced without prior written specific authorization of Valin ArcelorMittal Automotive Steel.密封轴承的密封非接触式密封轴承的密封全接触式VAMA 2014 All rights reserved for all countries. Cannot be disclosed, used or reproduced without prior written specific authorization of Valin ArcelorMittal Automotive

10、Steel.VAMA 2014 All rights reserved for all countries. Cannot be disclosed, used or reproduced without prior written specific authorization of Valin ArcelorMittal Automotive Steel.VAMA 2014 All rights reserved for all countries. Cannot be disclosed, used or reproduced without prior written specific

11、authorization of Valin ArcelorMittal Automotive Steel.VAMA 2014 All rights reserved for all countries. Cannot be disclosed, used or reproduced without prior written specific authorization of Valin ArcelorMittal Automotive Steel.1 封密轴承（闭式轴承）注润滑脂：轴承内25%302 开式轴承：轴承内注100%；轴承座内注润滑脂30%50%VAMA 2014 All rig

12、hts reserved for all countries. Cannot be disclosed, used or reproduced without prior written specific authorization of Valin ArcelorMittal Automotive Steel.径向游隙1轴向游隙2VAMA 2014 All rights reserved for all countries. Cannot be disclosed, used or reproduced without prior written specific authorization

13、 of Valin ArcelorMittal Automotive Steel.VAMA 2014 All rights reserved for all countries. Cannot be disclosed, used or reproduced without prior written specific authorization of Valin ArcelorMittal Automotive Steel.安装前游隙“虚线虚线”位置位置 安装后游隙安装后“实线”位置 工作游隙由于温差造成轴承膨胀“箭头”表示VAMA 2014 All rights reserved for

14、all countries. Cannot be disclosed, used or reproduced without prior written specific authorization of Valin ArcelorMittal Automotive Steel.VAMA 2014 All rights reserved for all countries. Cannot be disclosed, used or reproduced without prior written specific authorization of Valin ArcelorMittal Aut

15、omotive Steel.VAMA 2014 All rights reserved for all countries. Cannot be disclosed, used or reproduced without prior written specific authorization of Valin ArcelorMittal Automotive Steel.VAMA 2014 All rights reserved for all countries. Cannot be disclosed, used or reproduced without prior written s

16、pecific authorization of Valin ArcelorMittal Automotive Steel.VAMA 2014 All rights reserved for all countries. Cannot be disclosed, used or reproduced without prior written specific authorization of Valin ArcelorMittal Automotive Steel.VAMA 2014 All rights reserved for all countries. Cannot be discl

17、osed, used or reproduced without prior written specific authorization of Valin ArcelorMittal Automotive Steel.K或K30：轴承内圈锥孔W33:轴承外圈带油槽Sns4：特殊轴承耐温等级VAMA 2014 All rights reserved for all countries. Cannot be disclosed, used or reproduced without prior written specific authorization of Valin ArcelorMitt

18、al Automotive Steel.VAMA 2014 All rights reserved for all countries. Cannot be disclosed, used or reproduced without prior written specific authorization of Valin ArcelorMittal Automotive Steel.VAMA 2014 All rights reserved for all countries. Cannot be disclosed, used or reproduced without prior wri

19、tten specific authorization of Valin ArcelorMittal Automotive Steel.VAMA 2014 All rights reserved for all countries. Cannot be disclosed, used or reproduced without prior written specific authorization of Valin ArcelorMittal Automotive Steel.定位端：深沟球轴承；非定位端 NU型圆柱滚子轴承VAMA 2014 All rights reserved for

20、all countries. Cannot be disclosed, used or reproduced without prior written specific authorization of Valin ArcelorMittal Automotive Steel.定位端：双列角接触球轴承；非定位端：NU型圆柱滚子轴承VAMA 2014 All rights reserved for all countries. Cannot be disclosed, used or reproduced without prior written specific authorization

21、 of Valin ArcelorMittal Automotive Steel.定位端：配组圆锥滚子轴承；非定位端：NU型圆柱滚子轴承VAMA 2014 All rights reserved for all countries. Cannot be disclosed, used or reproduced without prior written specific authorization of Valin ArcelorMittal Automotive Steel.定位端：径向负荷：NU型圆柱滚子轴承，轴向负荷：四点接触球轴承；非定位端： NU型圆柱滚子轴承VAMA 2014 A

22、ll rights reserved for all countries. Cannot be disclosed, used or reproduced without prior written specific authorization of Valin ArcelorMittal Automotive Steel.定位端：球面滚子轴承；非定位端：CARB圆环滚子轴承VAMA 2014 All rights reserved for all countries. Cannot be disclosed, used or reproduced without prior written

23、specific authorization of Valin ArcelorMittal Automotive Steel.定位端：深沟球轴承（左）；非定位端：深沟球轴承（右），自由轴向运动 VAMA 2014 All rights reserved for all countries. Cannot be disclosed, used or reproduced without prior written specific authorization of Valin ArcelorMittal Automotive Steel.定位端：球面滚子轴承（左）；非定位端：球面滚子轴承（右），

24、自由轴向运动 VAMA 2014 All rights reserved for all countries. Cannot be disclosed, used or reproduced without prior written specific authorization of Valin ArcelorMittal Automotive Steel.定位端：配对单列角接触球轴承，背对背；非定位端：深沟球轴承，自由轴向运动 VAMA 2014 All rights reserved for all countries. Cannot be disclosed, used or repr

25、oduced without prior written specific authorization of Valin ArcelorMittal Automotive Steel.两个角接触球轴承的交叉定位轴承系统 VAMA 2014 All rights reserved for all countries. Cannot be disclosed, used or reproduced without prior written specific authorization of Valin ArcelorMittal Automotive Steel.两个圆锥滚子轴承的交叉定位轴承系

26、统 VAMA 2014 All rights reserved for all countries. Cannot be disclosed, used or reproduced without prior written specific authorization of Valin ArcelorMittal Automotive Steel.两个深沟球轴承的浮动轴承系统 VAMA 2014 All rights reserved for all countries. Cannot be disclosed, used or reproduced without prior writte

27、n specific authorization of Valin ArcelorMittal Automotive Steel.两个偏移NJ型圆柱滚子轴承的浮动轴承系统 VAMA 2014 All rights reserved for all countries. Cannot be disclosed, used or reproduced without prior written specific authorization of Valin ArcelorMittal Automotive Steel.用锁紧螺母固定的内圈 用侧板固定的内圈 用轴承座端盖固定的外圈 VAMA 201

28、4 All rights reserved for all countries. Cannot be disclosed, used or reproduced without prior written specific authorization of Valin ArcelorMittal Automotive Steel.用螺纹圈固定的外圈 间隔套或套环 套环 VAMA 2014 All rights reserved for all countries. Cannot be disclosed, used or reproduced without prior written spe

29、cific authorization of Valin ArcelorMittal Automotive Steel.用锁紧螺母固定轴承 用锁紧螺母和隔圈固定轴承 VAMA 2014 All rights reserved for all countries. Cannot be disclosed, used or reproduced without prior written specific authorization of Valin ArcelorMittal Automotive Steel.机械拆卸：使用拆卸工具 机械拆卸：使用螺丝将轴承从其座圈上推出 VAMA 2014 A

30、ll rights reserved for all countries. Cannot be disclosed, used or reproduced without prior written specific authorization of Valin ArcelorMittal Automotive Steel.液压拆卸：轴内的管道和油槽VAMA 2014 All rights reserved for all countries. Cannot be disclosed, used or reproduced without prior written specific auth

31、orization of Valin ArcelorMittal Automotive Steel.VAMA 2014 All rights reserved for all countries. Cannot be disclosed, used or reproduced without prior written specific authorization of Valin ArcelorMittal Automotive Steel.正常的负荷纹路：外圈底倍150左右位置 产生纹路，内圈滚道产生均匀纹路（如右图）：内圈随主轴旋转VAMA 2014 All rights reserve

32、d for all countries. Cannot be disclosed, used or reproduced without prior written specific authorization of Valin ArcelorMittal Automotive Steel.正常纹路：轴承外圈旋转：轴承外圈滚道产生均匀纹路，内圈上部150左右位置 产生纹路VAMA 2014 All rights reserved for all countries. Cannot be disclosed, used or reproduced without prior written specific authorization of Valin ArcelorMittal Automotive Steel.轴承受到轴向方向的力产生的纹路VAM