轴承的养护、清洗与检修
<P style="MARGIN: 0cm 0cm 0pt" class=MsoNormal><FONT size=3><SPAN style="FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">轴承的养护</SPAN><SPAN style="COLOR: black; mso-bidi-font-size: 10.5pt"><FONT face="Times New Roman"> </FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"> </SPAN><SPAN style="COLOR: black; mso-bidi-font-size: 10.5pt" lang=EN-US><?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" /><o:p></o:p></SPAN></FONT></P><BR><P style="TEXT-INDENT: 15.75pt; MARGIN: 0cm 0cm 0pt; mso-char-indent-count: 1.5" class=MsoNormal><FONT size=3><SPAN style="FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">滚动轴承是应是广泛的重要机械基础件,广泛用于国民经济和国防事业各个领域。使用滚动轴承的</SPAN><SPAN style="COLOR: black; mso-bidi-font-size: 10.5pt"><FONT face="Times New Roman"> </FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">机械及工作环境千差万别,所以要特别注意对轴承的养护,提高轴承的使用寿命。</SPAN><SPAN style="COLOR: black; mso-bidi-font-size: 10.5pt"><FONT face="Times New Roman"> </FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">轴承的安装</SPAN><SPAN style="COLOR: black; mso-bidi-font-size: 10.5pt"><FONT face="Times New Roman"> </FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"> 滚动的轴承是一种精密零件,具有较高的尺寸精密,如果安装不当,将会失去应有的精密和性能,</SPAN><SPAN style="COLOR: black; mso-bidi-font-size: 10.5pt"><FONT face="Times New Roman"> </FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">严重时还会造成轴承失效。因此安装轴承的场地和安装工具必须清洁,以防止各种颗粒物带入轴承内部</SPAN><SPAN style="COLOR: black; mso-bidi-font-size: 10.5pt"><FONT face="Times New Roman"> </FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">。安装和拆卸轴承时不应直接锤击,应施以均匀压力,轴与轴承配合过盈较大时,轴承应加热后立即安</SPAN><SPAN style="COLOR: black; mso-bidi-font-size: 10.5pt"><FONT face="Times New Roman"> </FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">装。</SPAN><SPAN style="COLOR: black; mso-bidi-font-size: 10.5pt" lang=EN-US><o:p></o:p></SPAN></FONT></P><BR>
<P style="MARGIN: 0cm 0cm 0pt" class=MsoNormal><FONT size=3><SPAN style="FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">轴承成品的防锈</SPAN><SPAN style="COLOR: black; mso-bidi-font-size: 10.5pt"><FONT face="Times New Roman"> </FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"> </SPAN><SPAN style="COLOR: black; mso-bidi-font-size: 10.5pt" lang=EN-US><o:p></o:p></SPAN></FONT></P><BR>
<P style="MARGIN: 0cm 0cm 0pt" class=MsoNormal><FONT size=3><SPAN style="FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"> </SPAN><SPAN style="COLOR: black; mso-bidi-font-size: 10.5pt"><FONT face="Times New Roman"> </FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">轴承是一种精密机械零件。从产品出厂到经过较长的流通环节。为了预防轴承在各种环境条件下运</SPAN><SPAN style="COLOR: black; mso-bidi-font-size: 10.5pt"><FONT face="Times New Roman"> </FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">输或仓储期间发生锈蚀,必须对其进行防锈处理。根据国家</SPAN><SPAN style="COLOR: black; mso-bidi-font-size: 10.5pt" lang=EN-US><FONT face="Times New Roman">GB/TS597</FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">标准的规定。轴承的防锈期为半年</SPAN><SPAN style="COLOR: black; mso-bidi-font-size: 10.5pt"><FONT face="Times New Roman"> </FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">。一般轴承的防锈期为一年,有较高使用要求的轴衬防锈期为两年。由于各种原因造成轴承不能在防锈</SPAN><SPAN style="COLOR: black; mso-bidi-font-size: 10.5pt"><FONT face="Times New Roman"> </FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">期内使用的。在达到轴承防锈期时,应除去原有的防锈剂。</SPAN><SPAN style="COLOR: black; mso-bidi-font-size: 10.5pt"><FONT face="Times New Roman"> <SPAN lang=EN-US><o:p></o:p></SPAN></FONT></SPAN></FONT></P><BR>
<P style="MARGIN: 0cm 0cm 0pt" class=MsoNormal><FONT size=3><SPAN style="FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">轴承的包装</SPAN><SPAN style="COLOR: black; mso-bidi-font-size: 10.5pt"><FONT face="Times New Roman"> </FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"> </SPAN><SPAN style="COLOR: black; mso-bidi-font-size: 10.5pt" lang=EN-US><o:p></o:p></SPAN></FONT></P><BR>
<P style="TEXT-INDENT: 5.25pt; MARGIN: 0cm 0cm 0pt; mso-char-indent-count: .5" class=MsoNormal><FONT size=3><SPAN style="FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"> 由于轴承是精密零件,加上流通环节较多,产品在这些流通过程中容易受到环境条件如雪、尘埃、</SPAN><SPAN style="COLOR: black; mso-bidi-font-size: 10.5pt"><FONT face="Times New Roman"> </FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">温度、腐蚀性物质等的影响而受到损伤。因此,要求轴承的包装需具备多钟性能,如防震、防潮、防瞌</SPAN><SPAN style="COLOR: black; mso-bidi-font-size: 10.5pt"><FONT face="Times New Roman"> </FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">碰、防腐蚀、耐压等。</SPAN><SPAN style="COLOR: black; mso-bidi-font-size: 10.5pt" lang=EN-US><o:p></o:p></SPAN></FONT></P><BR>
<P style="MARGIN: 0cm 0cm 0pt" class=MsoNormal><FONT size=3><SPAN style="FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">轴承的保管</SPAN><SPAN style="COLOR: black; mso-bidi-font-size: 10.5pt"><FONT face="Times New Roman"> </FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"> </SPAN><SPAN style="COLOR: black; mso-bidi-font-size: 10.5pt" lang=EN-US><o:p></o:p></SPAN></FONT></P><BR>
<P style="TEXT-INDENT: 5.25pt; MARGIN: 0cm 0cm 0pt; mso-char-indent-count: .5" class=MsoNormal><FONT size=3><SPAN style="FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"> 库房内不得漏雨,轴承存放位置避免阳光直射,室内空气应流通,但不能有灰尘侵袭。库房内应设</SPAN><SPAN style="COLOR: black; mso-bidi-font-size: 10.5pt"><FONT face="Times New Roman"> </FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">置通风设备和温度调节设备。库房内应保持干燥,相对温度控制在</SPAN><SPAN style="COLOR: black; mso-bidi-font-size: 10.5pt" lang=EN-US><FONT face="Times New Roman">80</FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">%以下,室内温度控制在</SPAN><SPAN style="COLOR: black; mso-bidi-font-size: 10.5pt" lang=EN-US><FONT face="Times New Roman">25</FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">度左右</SPAN><SPAN style="COLOR: black; mso-bidi-font-size: 10.5pt"><FONT face="Times New Roman"> </FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">,且昼夜不应有大得温度变化。温度过低,放锈剂容易结晶、开裂,导致部分金属裸露产生锈蚀,温度</SPAN><SPAN style="COLOR: black; mso-bidi-font-size: 10.5pt"><FONT face="Times New Roman"> </FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">过高,放锈剂容易流失(蒸发)或变质,昼夜温差大容易引起水分凝结在轴承表面引起锈蚀。冬节,轴</SPAN><SPAN style="COLOR: black; mso-bidi-font-size: 10.5pt"><FONT face="Times New Roman"> </FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">承存放位置不宜靠近暖气周围。库房内得地面应为硬质不容易起灰尘得地面。轴承不得与酸、碱、盐等</SPAN><SPAN style="COLOR: black; mso-bidi-font-size: 10.5pt"><FONT face="Times New Roman"> </FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">腐蚀性物资、化工原料、水分大的物资同处于一个库房内存放。存放轴承的库房周围不容易有害气体的</SPAN><SPAN style="COLOR: black; mso-bidi-font-size: 10.5pt"><FONT face="Times New Roman"> </FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">侵扰。</SPAN><SPAN style="COLOR: black; mso-bidi-font-size: 10.5pt"><FONT face="Times New Roman"> <SPAN lang=EN-US><o:p></o:p></SPAN></FONT></SPAN></FONT></P><BR>
<P style="MARGIN: 0cm 0cm 0pt" class=MsoNormal><FONT size=3><SPAN style="FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">轴衬的运输</SPAN><SPAN style="COLOR: black; mso-bidi-font-size: 10.5pt"><FONT face="Times New Roman"> </FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"> </SPAN><SPAN style="COLOR: black; mso-bidi-font-size: 10.5pt" lang=EN-US><o:p></o:p></SPAN></FONT></P><BR>
<P style="TEXT-INDENT: 15.75pt; MARGIN: 0cm 0cm 0pt; mso-char-indent-count: 1.5" class=MsoNormal><FONT size=3><SPAN style="FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">运输不当蚀最容易给轴承造成损失的环节,如微动磨损、锈蚀、磕碰伤、压痕等,最蛮装卸甚至还</SPAN><SPAN style="COLOR: black; mso-bidi-font-size: 10.5pt"><FONT face="Times New Roman"> </FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">可以导致轴承产生裂纹而直接失效。因此应特别注意运输环节的运输质量,避免轴衬遭受不必要的损伤</SPAN><SPAN style="COLOR: black; mso-bidi-font-size: 10.5pt"><FONT face="Times New Roman"> </FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">。轴承运输工具上摆放时应水平放置,不得将压力施加在轴承的外径方向上,以防止轴衬变形。运输工</SPAN><SPAN style="COLOR: black; mso-bidi-font-size: 10.5pt"><FONT face="Times New Roman"> </FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">具上码放时箱之间的距离应尽可能的靠近,以减少运输途中晃动给轴承带来的冲击和振动。</SPAN><SPAN style="COLOR: black; mso-bidi-font-size: 10.5pt"><FONT face="Times New Roman"> <SPAN lang=EN-US><o:p></o:p></SPAN></FONT></SPAN></FONT></P><BR>
<P style="TEXT-INDENT: 15.75pt; MARGIN: 0cm 0cm 0pt; mso-char-indent-count: 1.5" class=MsoNormal><FONT size=3><SPAN style="FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">轴承在使用过程中需要我们进行日常的养护和检修,今天我们就来一起看看这方面的相关信息。</SPAN><SPAN style="COLOR: black; mso-bidi-font-size: 10.5pt"><FONT face="Times New Roman"> </FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">一、轴承的清洗</SPAN><SPAN style="COLOR: black; mso-bidi-font-size: 10.5pt"><FONT face="Times New Roman"> </FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">轴承在清洗和检修时,要做的第一步工作是记录轴承的外观情况并确认润滑剂的残余量,对剩余润滑剂</SPAN><SPAN style="COLOR: black; mso-bidi-font-size: 10.5pt"><FONT face="Times New Roman"> </FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">取样以备检验用之后,我们就可以开始清洗轴承了。轴承的清洗剂主要是使用普通的汽油或煤油。</SPAN><SPAN style="COLOR: black; mso-bidi-font-size: 10.5pt"><FONT face="Times New Roman"> </FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">轴承的清洗可以分为粗清洗和细精洗,在粗清洗时轴承所使用的容器需垫放金属网,这样轴承清洗后不</SPAN><SPAN style="COLOR: black; mso-bidi-font-size: 10.5pt"><FONT face="Times New Roman"> </FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">会再次接触到容器内的污物。粗清洗时可以使用刷子清除轴承上的润滑脂、粘着物,过程中应避免轴承</SPAN><SPAN style="COLOR: black; mso-bidi-font-size: 10.5pt"><FONT face="Times New Roman"> </FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">携带污物旋转,否则容易损伤轴承的滚动面。</SPAN><SPAN style="COLOR: black; mso-bidi-font-size: 10.5pt"><FONT face="Times New Roman"> </FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">轴承经过粗洗大致干净后即可进入精洗过程,即将轴承放在精洗用的清洗油中旋转,并仔细清除其上剩</SPAN><SPAN style="COLOR: black; mso-bidi-font-size: 10.5pt"><FONT face="Times New Roman"> </FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">余的污物,在精洗的过程中要注意清洗油的清洁。</SPAN><SPAN style="COLOR: black; mso-bidi-font-size: 10.5pt"><FONT face="Times New Roman"> </FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">二、轴承的检修</SPAN><SPAN style="COLOR: black; mso-bidi-font-size: 10.5pt"><FONT face="Times New Roman"> </FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">轴承在清洗干净之后应当进行详细的检查,确定轴承的损伤程度、机械性能等使用状况及是否能够继续</SPAN><SPAN style="COLOR: black; mso-bidi-font-size: 10.5pt"><FONT face="Times New Roman"> </FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">使用。检查的内容主要包括滚到面、滚动面和配合面的状态,保持架的磨损情况、轴承的尺寸精度上的</SPAN><SPAN style="COLOR: black; mso-bidi-font-size: 10.5pt"><FONT face="Times New Roman"> </FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">损伤、轴承的游隙等。</SPAN><SPAN style="COLOR: black; mso-bidi-font-size: 10.5pt"><FONT face="Times New Roman"> </FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">轴承在出现一些特定缺陷后,即可判断不能继续使用,而必须更换新轴承。这些情况包括:轴承的内圈</SPAN><SPAN style="COLOR: black; mso-bidi-font-size: 10.5pt"><FONT face="Times New Roman"> </FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">、外圈上有明显的蠕变;轴承过热变色明显;轴承的内圈、外圈、滚动体及保持架上一旦有裂纹、缺口</SPAN><SPAN style="COLOR: black; mso-bidi-font-size: 10.5pt"><FONT face="Times New Roman"> </FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; COLOR: black; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">和断裂;轴承的滚到面、挡边、滚动体上有卡伤、锈伤、压痕和打痕。</SPAN></FONT></P><BR>
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