立式钻床主轴出现轻重不匀故障原因
<P style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class=p0><SPAN style="FONT-FAMILY: ＇宋体＇; FONT-SIZE: 10.5pt; mso-spacerun: ＇yes＇">立式-钻床</A>主轴</SPAN><SPAN style="FONT-FAMILY: ＇宋体＇; FONT-SIZE: 10.5pt; mso-spacerun: ＇yes＇">出现</SPAN><SPAN style="FONT-FAMILY: ＇宋体＇; FONT-SIZE: 10.5pt; mso-spacerun: ＇yes＇">轻重不匀故障原因</SPAN><SPAN style="FONT-FAMILY: ＇宋体＇; FONT-SIZE: 10.5pt; mso-spacerun: ＇yes＇"><?XML:NAMESPACE PREFIX = O /><O:P></O:P></SPAN></P><P style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class=p0><SPAN style="FONT-FAMILY: ＇宋体＇; FONT-SIZE: 10.5pt; mso-spacerun: ＇yes＇">（1）主轴变速箱的花键套与主轴中心偏移。应调整变速箱位置，重铰定位销孔，使花键套与主轴中心重合。</SPAN><SPAN style="FONT-FAMILY: ＇宋体＇; FONT-SIZE: 10.5pt; mso-spacerun: ＇yes＇"><O:P></O:P></SPAN></P>
<P style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class=p0><SPAN style="FONT-FAMILY: ＇宋体＇; FONT-SIZE: 10.5pt; mso-spacerun: ＇yes＇">（2）主轴花键部分弯曲。应校正花键弯曲部分。</SPAN><SPAN style="FONT-FAMILY: ＇宋体＇; FONT-SIZE: 10.5pt; mso-spacerun: ＇yes＇"><O:P></O:P></SPAN></P>
<P style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class=p0><SPAN style="FONT-FAMILY: ＇宋体＇; FONT-SIZE: 10.5pt; mso-spacerun: ＇yes＇">（3）主轴套筒外径有变形或咬痕。若有咬痕，则用油石修整。因装配轴承而使主轴套筒的外径变形，则修整主轴套筒。假如由修整套筒而引起套筒与箱体套的间隙过大，则需按套筒的尺寸重新更换箱体套。</SPAN><SPAN style="FONT-FAMILY: ＇宋体＇; FONT-SIZE: 10.5pt; mso-spacerun: ＇yes＇"><O:P></O:P></SPAN></P>
<P style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class=p0><SPAN style="FONT-FAMILY: ＇宋体＇; FONT-SIZE: 10.5pt; mso-spacerun: ＇yes＇">（4）主轴套筒齿条有碰撞伤痕和毛刺。应修整主轴套筒齿条与其相啮合的-齿轮</A>，保证啮合正常。</SPAN></P><!－－EndFragment－－>
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