<P class=MsoNormal style="BACKGROUND: white; MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 22.3pt; LINE-HEIGHT: 17.25pt; TEXT-ALIGN: left; mso-pagination: widow-orphan; mso-char-indent-count: 1.85" align=left><B><SPAN lang=EN-US style="FONT-SIZE: 12pt; COLOR: red; mso-font-kerning: 0pt"><A href="http://www.tjnskfag.com/"><FONT face="Times New Roman">SKF</FONT><SPAN lang=EN-US style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Times New Roman''; mso-hansi-font-family: ''Times New Roman''"><SPAN lang=EN-US>球面滚子推力轴承</SPAN></SPAN></A></SPAN></B><SPAN style="FONT-SIZE: 12pt; COLOR: red; FONT-FAMILY: 宋体; mso-font-kerning: 0pt; mso-ascii-font-family: ''Times New Roman''; mso-hansi-font-family: ''Times New Roman''">，负荷是以与</SPAN><SPAN lang=EN-US style="FONT-SIZE: 12pt; COLOR: red; mso-font-kerning: 0pt"><FONT face="Times New Roman">SKF</FONT></SPAN><SPAN style="FONT-SIZE: 12pt; COLOR: red; FONT-FAMILY: 宋体; mso-font-kerning: 0pt; mso-ascii-font-family: ''Times New Roman''; mso-hansi-font-family: ''Times New Roman''">轴承轴线成一定角度从一个滚道传送到另一个滚道。球面滚子推力轴承的另一主要特性是其自动调心能力，可允许一定轴挠曲和轴与轴承座之间的对中误差。虽然它的基本性能与深沟球轴承应是相似的，但是由于这种轴承大都应用在比较粗糙的机械中，安装定位不够精确，轴与座孔的轴线对中性差，或是轴长而挠度大等的情况下，而且轴承本身精度也不够高，有的结构也较粗糙，因此共性能的实际表现比较相同规格的深沟球轴承要打上相当的折扣。因此，轴承除承受径向负荷外，还可承受同时作用的轴向负荷。</SPAN><SPAN lang=EN-US style="FONT-SIZE: 12pt; COLOR: red; mso-font-kerning: 0pt"><BR><BR></SPAN><SPAN style="FONT-SIZE: 12pt; COLOR: red; FONT-FAMILY: 宋体; mso-font-kerning: 0pt; mso-ascii-font-family: ''Times New Roman''; mso-hansi-font-family: ''Times New Roman''">例如带顶丝的外球面球轴承应用于刚度差挠度大的通轴，这种轴承两面带密封圈，能严密防止污物侵入，出厂时巳装填适量的润滑剂，安装前不需清洗，不需补加润滑剂，轴承内圈凸出端上的顶丝螺钉在轴上紧固时．允许的轴向负荷不得超过额定动负荷的</SPAN><SPAN lang=EN-US style="FONT-SIZE: 12pt; COLOR: red; mso-font-kerning: 0pt"><FONT face="Times New Roman">20%</FONT></SPAN><SPAN style="FONT-SIZE: 12pt; COLOR: red; FONT-FAMILY: 宋体; mso-font-kerning: 0pt; mso-ascii-font-family: ''Times New Roman''; mso-hansi-font-family: ''Times New Roman''">。</SPAN><SPAN lang=EN-US style="FONT-SIZE: 12pt; COLOR: red; mso-font-kerning: 0pt"><FONT face="Times New Roman"> <?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" /><o:p></o:p></FONT></SPAN></P> <P class=MsoNormal style="BACKGROUND: white; MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 28.3pt; LINE-HEIGHT: 17.25pt; TEXT-ALIGN: left; mso-pagination: widow-orphan; mso-char-indent-count: 2.35" align=left><B><SPAN lang=EN-US style="FONT-SIZE: 12pt; COLOR: red; mso-font-kerning: 0pt"><A href="http://www.tjnskfag.com/"><FONT face="Times New Roman">SKF</FONT><SPAN lang=EN-US style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''Times New Roman''; mso-hansi-font-family: ''Times New Roman''"><SPAN lang=EN-US>球面滚子推力轴承</SPAN></SPAN></A></SPAN></B><SPAN style="FONT-SIZE: 12pt; COLOR: red; FONT-FAMILY: 宋体; mso-font-kerning: 0pt; mso-ascii-font-family: ''Times New Roman''; mso-hansi-font-family: ''Times New Roman''">中有大量的不对称滚子，与特殊设计的滚道有极好的配合。因此可承受极重的负荷，并允许相对较高的转速。</SPAN><SPAN style="FONT-SIZE: 12pt; COLOR: red; mso-font-kerning: 0pt"><FONT face="Times New Roman"> <SPAN lang=EN-US><o:p></o:p></SPAN></FONT></SPAN></P>