技术交流 › 磨床维修 › M7150A平面磨床磨头断续进给量不均匀的故障原因及排除方法

研磨者 发表于 2008-5-17 13:46:33

M7150A平面磨床磨头断续进给量不均匀的故障原因及排除方法

<p class=\"MsoNormal\" align=\"left\" style=\"margin:0cm 0cm 0pt;text-align:left;mso-pagination:widow-orphan\"><b><span lang=\"EN-US\" style=\"font-size:10pt;color:#3366ff;mso-font-kerning:0pt\"><font face=\"Times New Roman\">M7150A</font></span></b><b><span style=\"font-size:10pt;color:#3366ff;font-family:宋体;mso-ascii-font-family:\'times new roman\';mso-hansi-font-family:\'times new roman\';mso-font-kerning:0pt;mso-bidi-font-family:宋体\">平面磨床磨头断续进给量不均匀的故障原因及排除方法</span></b></p><p class=\"MsoNormal\" align=\"left\" style=\"margin:0cm 0cm 0pt;text-indent:21.75pt;text-align:left;mso-pagination:widow-orphan\"><span style=\"font-size:10pt;font-family:宋体;mso-ascii-font-family:\'times new roman\';mso-hansi-font-family:\'times new roman\';mso-font-kerning:0pt;mso-bidi-font-family:宋体\">答：故障原因及排除方法如下：</span><span lang=\"EN-US\" style=\"font-size:10pt;font-family:宋体;mso-font-kerning:0pt;mso-bidi-font-family:宋体\"><p></p></span></p><p class=\"MsoNormal\" align=\"left\" style=\"margin:0cm 0cm 0pt;text-align:left;mso-pagination:widow-orphan\"><span lang=\"EN-US\" style=\"font-size:10pt;mso-font-kerning:0pt\"><span style=\"mso-spacerun:yes\"><font face=\"Times New Roman\"> </font></span></span><span style=\"font-size:10pt;font-family:宋体;mso-ascii-font-family:\'times new roman\';mso-hansi-font-family:\'times new roman\';mso-font-kerning:0pt;mso-bidi-font-family:宋体\">（</span><span lang=\"EN-US\" style=\"font-size:10pt;mso-font-kerning:0pt\"><font face=\"Times New Roman\">1</font></span><span style=\"font-size:10pt;font-family:宋体;mso-ascii-font-family:\'times new roman\';mso-hansi-font-family:\'times new roman\';mso-font-kerning:0pt;mso-bidi-font-family:宋体\">）进给阀换向不一致。应调整进给阀两端的节流调速阀到适当位置。</span><span lang=\"EN-US\" style=\"font-size:10pt;font-family:宋体;mso-font-kerning:0pt;mso-bidi-font-family:宋体\"><p></p></span></p><p class=\"MsoNormal\" align=\"left\" style=\"margin:0cm 0cm 0pt;text-align:left;mso-pagination:widow-orphan\"><span lang=\"EN-US\" style=\"font-size:10pt;mso-font-kerning:0pt\"><span style=\"mso-spacerun:yes\"><font face=\"Times New Roman\"> </font></span></span><span style=\"font-size:10pt;font-family:宋体;mso-ascii-font-family:\'times new roman\';mso-hansi-font-family:\'times new roman\';mso-font-kerning:0pt;mso-bidi-font-family:宋体\">（</span><span lang=\"EN-US\" style=\"font-size:10pt;mso-font-kerning:0pt\"><font face=\"Times New Roman\">2</font></span><span style=\"font-size:10pt;font-family:宋体;mso-ascii-font-family:\'times new roman\';mso-hansi-font-family:\'times new roman\';mso-font-kerning:0pt;mso-bidi-font-family:宋体\">）磨头镶条配合间隙过紧或过松。应调整磨头镶条间隙适当。</span><span lang=\"EN-US\" style=\"font-size:10pt;font-family:宋体;mso-font-kerning:0pt;mso-bidi-font-family:宋体\"><p></p></span></p><p class=\"MsoNormal\" align=\"left\" style=\"margin:0cm 0cm 0pt;text-align:left;mso-pagination:widow-orphan\"><span lang=\"EN-US\" style=\"font-size:10pt;mso-font-kerning:0pt\"><span style=\"mso-spacerun:yes\"><font face=\"Times New Roman\"> </font></span></span><span style=\"font-size:10pt;font-family:宋体;mso-ascii-font-family:\'times new roman\';mso-hansi-font-family:\'times new roman\';mso-font-kerning:0pt;mso-bidi-font-family:宋体\">（</span><span lang=\"EN-US\" style=\"font-size:10pt;mso-font-kerning:0pt\"><font face=\"Times New Roman\">3</font></span><span style=\"font-size:10pt;font-family:宋体;mso-ascii-font-family:\'times new roman\';mso-hansi-font-family:\'times new roman\';mso-font-kerning:0pt;mso-bidi-font-family:宋体\">）磨头燕尾导轨与滑板导轨接触不好。应检查导轨的接触点数及表面粗糙度，要求做到接触点数</span><span lang=\"EN-US\" style=\"font-size:10pt;mso-font-kerning:0pt\"><font face=\"Times New Roman\">6~8</font></span><span style=\"font-size:10pt;font-family:宋体;mso-ascii-font-family:\'times new roman\';mso-hansi-font-family:\'times new roman\';mso-font-kerning:0pt;mso-bidi-font-family:宋体\">点</span><span lang=\"EN-US\" style=\"font-size:10pt;mso-font-kerning:0pt\"><font face=\"Times New Roman\">/</font></span><span style=\"font-size:10pt;font-family:宋体;mso-ascii-font-family:\'times new roman\';mso-hansi-font-family:\'times new roman\';mso-font-kerning:0pt;mso-bidi-font-family:宋体\">（</span><span lang=\"EN-US\" style=\"font-size:10pt;mso-font-kerning:0pt\"><font face=\"Times New Roman\">25mm</font></span><span style=\"font-size:10pt;font-family:宋体;mso-ascii-font-family:\'times new roman\';mso-hansi-font-family:\'times new roman\';mso-font-kerning:0pt;mso-bidi-font-family:宋体\">×</span><span lang=\"EN-US\" style=\"font-size:10pt;mso-font-kerning:0pt\"><font face=\"Times New Roman\">25mm</font></span><span style=\"font-size:10pt;font-family:宋体;mso-ascii-font-family:\'times new roman\';mso-hansi-font-family:\'times new roman\';mso-font-kerning:0pt;mso-bidi-font-family:宋体\">），接触点均匀，表面粗糙度值达</span><font face=\"Times New Roman\"><i style=\"mso-bidi-font-style:normal\"><span lang=\"EN-US\" style=\"font-size:10pt;mso-font-kerning:0pt\">R</span></i>_{<span lang=\"EN-US\" style=\"font-size:10pt;mso-font-kerning:0pt\">a</span>}<span lang=\"EN-US\" style=\"font-size:10pt;mso-font-kerning:0pt\">6.3</span></font><span style=\"font-size:10pt;font-family:宋体;mso-ascii-font-family:\'times new roman\';mso-hansi-font-family:\'times new roman\';mso-font-kerning:0pt;mso-bidi-font-family:宋体\">μ</span><span lang=\"EN-US\" style=\"font-size:10pt;mso-font-kerning:0pt\"><font face=\"Times New Roman\">m</font></span><span style=\"font-size:10pt;font-family:宋体;mso-ascii-font-family:\'times new roman\';mso-hansi-font-family:\'times new roman\';mso-font-kerning:0pt;mso-bidi-font-family:宋体\">。</span><span lang=\"EN-US\" style=\"font-size:10pt;font-family:宋体;mso-font-kerning:0pt;mso-bidi-font-family:宋体\"><p></p></span></p><span lang=\"EN-US\" style=\"font-size:10pt;font-family:\'times new roman\';mso-fareast-font-family:宋体;mso-ansi-language:en-us;mso-fareast-language:zh-cn;mso-bidi-language:ar-sa\"><span style=\"mso-spacerun:yes\"> </span></span><span style=\"font-size:10pt;font-family:宋体;mso-ascii-font-family:\'times new roman\';mso-hansi-font-family:\'times new roman\';mso-bidi-font-family:宋体;mso-ansi-language:en-us;mso-fareast-language:zh-cn;mso-bidi-language:ar-sa\">（</span><span lang=\"EN-US\" style=\"font-size:10pt;font-family:\'times new roman\';mso-fareast-font-family:宋体;mso-ansi-language:en-us;mso-fareast-language:zh-cn;mso-bidi-language:ar-sa\">4</span><span style=\"font-size:10pt;font-family:宋体;mso-ascii-font-family:\'times new roman\';mso-hansi-font-family:\'times new roman\';mso-bidi-font-family:宋体;mso-ansi-language:en-us;mso-fareast-language:zh-cn;mso-bidi-language:ar-sa\">）导轨润滑不好。应改善导轨的润滑条件</span>

ZHENG天天 发表于 2013-6-12 20:43:41

{:soso_e127:}没人

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