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<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left" align=left><SPAN style="FONT-SIZE: 9pt; COLOR: #666666; FONT-FAMILY: 宋体; mso-ascii-font-family: Tahoma; mso-hansi-font-family: Tahoma; mso-bidi-font-family: Tahoma">圆锥滚子轴承有多种设计和尺寸以适合多种用途。它们可以分成下列几类：</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #666666; FONT-FAMILY: Tahoma"> <?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" /><o:p></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left" align=left><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #666666; FONT-FAMILY: Tahoma"><SPAN style="mso-spacerun: yes"> </SPAN>-</SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #666666; FONT-FAMILY: 宋体; mso-ascii-font-family: Tahoma; mso-hansi-font-family: Tahoma; mso-bidi-font-family: Tahoma">单列圆锥滚子轴承</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #666666; FONT-FAMILY: Tahoma"><o:p></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left" align=left><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #666666; FONT-FAMILY: Tahoma"><SPAN style="mso-spacerun: yes"> </SPAN>-</SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #666666; FONT-FAMILY: 宋体; mso-ascii-font-family: Tahoma; mso-hansi-font-family: Tahoma; mso-bidi-font-family: Tahoma">配对单列圆锥滚子轴承</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #666666; FONT-FAMILY: Tahoma"><o:p></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left" align=left><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #666666; FONT-FAMILY: Tahoma"><SPAN style="mso-spacerun: yes"> </SPAN>-</SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #666666; FONT-FAMILY: 宋体; mso-ascii-font-family: Tahoma; mso-hansi-font-family: Tahoma; mso-bidi-font-family: Tahoma">双列圆锥滚子轴承，以及四列圆锥滚子轴承。</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #666666; FONT-FAMILY: Tahoma"><o:p></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left" align=left><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #666666; FONT-FAMILY: Tahoma"><SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #666666; FONT-FAMILY: 宋体; mso-ascii-font-family: Tahoma; mso-hansi-font-family: Tahoma; mso-bidi-font-family: Tahoma">其它圆锥滚子轴承</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #666666; FONT-FAMILY: Tahoma"><o:p></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left" align=left><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #666666; FONT-FAMILY: Tahoma"><SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #666666; FONT-FAMILY: 宋体; mso-ascii-font-family: Tahoma; mso-hansi-font-family: Tahoma; mso-bidi-font-family: Tahoma">设计特点</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #666666; FONT-FAMILY: Tahoma"><o:p></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left" align=left><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #666666; FONT-FAMILY: Tahoma"><SPAN style="mso-spacerun: yes"> </SPAN><A href="http://www.nsk-nsk.com/"><SPAN lang=EN-US style="FONT-FAMILY: 宋体; mso-ascii-font-family: Tahoma; mso-hansi-font-family: Tahoma"><SPAN lang=EN-US>圆锥滚子轴承有圆锥形内圈和外圈滚道，圆锥滚子排列在两者之间。所有圆锥表面的投影线都在轴承轴线的同一点相聚。这种设计使圆锥滚子轴承特别适合承受复合（径向与轴向）负荷。轴承的轴向负荷能力大部分是由接触角α决定的；α角度越大，轴向负荷能力就越高。角度大小用计算系数</SPAN></SPAN>e<SPAN lang=EN-US style="FONT-FAMILY: 宋体; mso-ascii-font-family: Tahoma; mso-hansi-font-family: Tahoma"><SPAN lang=EN-US>来表示；</SPAN></SPAN>e<SPAN lang=EN-US style="FONT-FAMILY: 宋体; mso-ascii-font-family: Tahoma; mso-hansi-font-family: Tahoma"><SPAN lang=EN-US>值越大，接触角度越大，轴承承受轴向负荷的适用性就越大。</SPAN></SPAN></A><o:p></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left" align=left><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #666666; FONT-FAMILY: Tahoma"><SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #666666; FONT-FAMILY: 宋体; mso-ascii-font-family: Tahoma; mso-hansi-font-family: Tahoma; mso-bidi-font-family: Tahoma">圆锥滚子轴承通常是分离型的，即由带滚子与保持架组件的内圈组成的圆锥内圈组件可以与圆锥外圈（外圈）分开安装。</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #666666; FONT-FAMILY: Tahoma"><o:p></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left" align=left><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #666666; FONT-FAMILY: Tahoma"><SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #666666; FONT-FAMILY: 宋体; mso-ascii-font-family: Tahoma; mso-hansi-font-family: Tahoma; mso-bidi-font-family: Tahoma">圆锥滚子轴承具有对数接触形状，在滚子</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #666666; FONT-FAMILY: Tahoma">/</SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #666666; FONT-FAMILY: 宋体; mso-ascii-font-family: Tahoma; mso-hansi-font-family: Tahoma; mso-bidi-font-family: Tahoma">滚道接触面提供最佳应力分布。引导法兰和滚子大端滑动表面的特殊设计，会显著促进滚子端面</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #666666; FONT-FAMILY: Tahoma">/</SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #666666; FONT-FAMILY: 宋体; mso-ascii-font-family: Tahoma; mso-hansi-font-family: Tahoma; mso-bidi-font-family: Tahoma">法兰接触面上润滑油膜的形成。由此而产生的益处包括运行可靠性增强，不对中敏感性降低。</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #666666; FONT-FAMILY: Tahoma"><o:p></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left" align=left><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #666666; FONT-FAMILY: Tahoma"><SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #666666; FONT-FAMILY: 宋体; mso-ascii-font-family: Tahoma; mso-hansi-font-family: Tahoma; mso-bidi-font-family: Tahoma">圆锥滚子轴承主要承受以径向为主的径、轴向联合载荷。轴承承载能力取决于外圈的滚道角度，角度越大承载能力越大。该类轴承属分离型轴承，根据轴承中滚动体的列数分为单列、双列和四列圆锥滚子轴承。单列圆锥滚子轴承游隙需用户在安装时调整；双列和四列圆锥滚子轴承游隙已在产品出厂时依据用户要求给定，不须用户调整。</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #666666; FONT-FAMILY: Tahoma"><o:p></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left" align=left><SPAN style="FONT-SIZE: 9pt; COLOR: #666666; FONT-FAMILY: 宋体; mso-ascii-font-family: Tahoma; mso-hansi-font-family: Tahoma; mso-bidi-font-family: Tahoma"> 圆锥滚子轴承广泛用于汽车、轧机、矿山、冶金、塑料机械等行业。</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #666666; FONT-FAMILY: Tahoma"><o:p></o:p></SPAN></P>
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