表面粗糙度的检测
<table class=\"MsoNormalTable\" cellspacing=\"0\" cellpadding=\"0\" width=\"95%\" border=\"0\" style=\"width:24;mso-cellspacing:0cm;mso-padding-alt:0cm 0cm 0cm 0cm\"><tbody><tr style=\"height:22.5pt;mso-yfti-irow:0;mso-yfti-firstrow:yes\"><td style=\"border-right:#f4f4f4;padding-right:0cm;border-top:#f4f4f4;padding-left:0cm;padding-bottom:0cm;border-left:#f4f4f4;padding-top:0cm;border-bottom:#f4f4f4;height:22.5pt;background-color:transparent\"><p class=\"MsoNormal\" align=\"center\" style=\"margin:0cm 0cm 0pt;text-align:center\"><font size=\"4\"><strong><span style=\"font-size:10pt;font-family:宋体;mso-ascii-font-family:\'times new roman\';mso-hansi-font-family:\'times new roman\'\">表面粗糙度的检测程序</span></strong><font face=\"Times New Roman\"><strong><span style=\"font-size:10pt\"> </span></strong><span lang=\"EN-US\" style=\"font-size:10pt;font-family:宋体\"><p></p></span></font></font></p></td></tr><tr style=\"mso-yfti-lastrow:yes;mso-yfti-irow:1\"><td style=\"border-right:#f4f4f4;padding-right:0cm;border-top:#f4f4f4;padding-left:0cm;padding-bottom:0cm;border-left:#f4f4f4;padding-top:0cm;border-bottom:#f4f4f4;background-color:transparent\"><table class=\"MsoNormalTable\" cellpadding=\"0\" width=\"95%\" border=\"1\" style=\"border-right:#1784cd 1.5pt outset;border-top:#1784cd 1.5pt outset;border-left:#1784cd 1.5pt outset;width:24;border-bottom:#1784cd 1.5pt outset;mso-cellspacing:1.5pt;mso-padding-alt:0cm 0cm 0cm 0cm\"><tbody><tr style=\"height:18.75pt\"><td width=\"11%\" style=\"border-right:#1784cd 1pt inset;padding-right:0cm;border-top:#1784cd 1pt inset;padding-left:0cm;padding-bottom:0cm;border-left:#1784cd 1pt inset;width:11%;padding-top:0cm;border-bottom:#1784cd 1pt inset;height:18.75pt;background-color:transparent;mso-border-alt:inset #1784cd .75pt\"><p class=\"MsoNormal\" align=\"center\" style=\"margin:0cm 0cm 0pt;text-align:center\"><font size=\"4\"><span style=\"font-size:10pt;font-family:宋体;mso-ascii-font-family:\'times new roman\';mso-hansi-font-family:\'times new roman\'\">序号</span><span lang=\"EN-US\" style=\"font-size:10pt;font-family:宋体\"><p></p></span></font></p></td><td width=\"11%\" style=\"border-right:#1784cd 1pt inset;padding-right:0cm;border-top:#1784cd 1pt inset;padding-left:0cm;padding-bottom:0cm;border-left:#1784cd 1pt inset;width:11%;padding-top:0cm;border-bottom:#1784cd 1pt inset;height:18.75pt;background-color:transparent;mso-border-alt:inset #1784cd .75pt\"><p class=\"MsoNormal\" align=\"center\" style=\"margin:0cm 0cm 0pt;text-align:center\"><font size=\"4\"><span style=\"font-size:10pt;font-family:宋体;mso-ascii-font-family:\'times new roman\';mso-hansi-font-family:\'times new roman\'\">测量方法</span><span lang=\"EN-US\" style=\"font-size:10pt;font-family:宋体\"><p></p></span></font></p></td><td width=\"78%\" style=\"border-right:#1784cd 1pt inset;padding-right:0cm;border-top:#1784cd 1pt inset;padding-left:0cm;padding-bottom:0cm;border-left:#1784cd 1pt inset;width:24;padding-top:0cm;border-bottom:#1784cd 1pt inset;height:18.75pt;background-color:transparent;mso-border-alt:inset #1784cd .75pt\"><p class=\"MsoNormal\" style=\"margin:0cm 0cm 0pt\"><font size=\"4\"><span style=\"font-size:10pt;font-family:宋体;mso-ascii-font-family:\'times new roman\';mso-hansi-font-family:\'times new roman\'\">检验程序说明</span><span lang=\"EN-US\" style=\"font-size:10pt;font-family:宋体\"><p></p></span></font></p></td></tr><tr style=\"height:24\"><td style=\"border-right:#1784cd 1pt inset;padding-right:0cm;border-top:#1784cd 1pt inset;padding-left:0cm;padding-bottom:0cm;border-left:#1784cd 1pt inset;padding-top:0cm;border-bottom:#1784cd 1pt inset;height:24;background-color:transparent;mso-border-alt:inset #1784cd .75pt\"><p class=\"MsoNormal\" align=\"center\" style=\"margin:0cm 0cm 0pt;text-align:center\"><font face=\"Times New Roman\"><font size=\"4\"><span lang=\"EN-US\" style=\"font-size:10pt\">1</span><span lang=\"EN-US\" style=\"font-size:10pt;font-family:宋体\"><p></p></span></font></font></p></td><td style=\"border-right:#1784cd 1pt inset;padding-right:0cm;border-top:#1784cd 1pt inset;padding-left:0cm;padding-bottom:0cm;border-left:#1784cd 1pt inset;padding-top:0cm;border-bottom:#1784cd 1pt inset;height:24;background-color:transparent;mso-border-alt:inset #1784cd .75pt\"><p class=\"MsoNormal\" align=\"center\" style=\"margin:0cm 0cm 0pt;text-align:center\"><font size=\"4\"><span style=\"font-size:10pt;font-family:宋体;mso-ascii-font-family:\'times new roman\';mso-hansi-font-family:\'times new roman\'\">目测检查</span><span lang=\"EN-US\" style=\"font-size:10pt;font-family:宋体\"><p></p></span></font></p></td><td style=\"border-right:#1784cd 1pt inset;padding-right:0cm;border-top:#1784cd 1pt inset;padding-left:0cm;padding-bottom:0cm;border-left:#1784cd 1pt inset;padding-top:0cm;border-bottom:#1784cd 1pt inset;height:24;background-color:transparent;mso-border-alt:inset #1784cd .75pt\"><p class=\"MsoNormal\" style=\"margin:0cm 0cm 0pt\"><font size=\"4\"><span style=\"font-size:10pt;font-family:宋体;mso-ascii-font-family:\'times new roman\';mso-hansi-font-family:\'times new roman\'\"> 当工件表面粗糙度比规定的粗糙度明显的好或不好，不需用更精确</span><span style=\"font-size:10pt\"><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\'\">的方法检验。工件表面存在着明显影响表面功能的表面缺陷，选择目测法检验判定</span><span lang=\"EN-US\" style=\"font-size:10pt;font-family:宋体\"><p></p></span></font></p></td></tr><tr style=\"height:24\"><td style=\"border-right:#1784cd 1pt inset;padding-right:0cm;border-top:#1784cd 1pt inset;padding-left:0cm;padding-bottom:0cm;border-left:#1784cd 1pt inset;padding-top:0cm;border-bottom:#1784cd 1pt inset;height:24;background-color:transparent;mso-border-alt:inset #1784cd .75pt\"><p class=\"MsoNormal\" align=\"center\" style=\"margin:0cm 0cm 0pt;text-align:center\"><font face=\"Times New Roman\"><font size=\"4\"><span lang=\"EN-US\" style=\"font-size:10pt\">2</span><span lang=\"EN-US\" style=\"font-size:10pt;font-family:宋体\"><p></p></span></font></font></p></td><td style=\"border-right:#1784cd 1pt inset;padding-right:0cm;border-top:#1784cd 1pt inset;padding-left:0cm;padding-bottom:0cm;border-left:#1784cd 1pt inset;padding-top:0cm;border-bottom:#1784cd 1pt inset;height:24;background-color:transparent;mso-border-alt:inset #1784cd .75pt\"><p class=\"MsoNormal\" align=\"center\" style=\"margin:0cm 0cm 0pt;text-align:center\"><font size=\"4\"><span style=\"font-size:10pt;font-family:宋体;mso-ascii-font-family:\'times new roman\';mso-hansi-font-family:\'times new roman\'\">比较检查</span><span lang=\"EN-US\" style=\"font-size:10pt;font-family:宋体\"><p></p></span></font></p></td><td style=\"border-right:#1784cd 1pt inset;padding-right:0cm;border-top:#1784cd 1pt inset;padding-left:0cm;padding-bottom:0cm;border-left:#1784cd 1pt inset;padding-top:0cm;border-bottom:#1784cd 1pt inset;height:24;background-color:transparent;mso-border-alt:inset #1784cd .75pt\"><p class=\"MsoNormal\" style=\"margin:0cm 0cm 0pt\"><font size=\"4\"><span style=\"font-size:10pt;font-family:宋体;mso-ascii-font-family:\'times new roman\';mso-hansi-font-family:\'times new roman\'\"> 若用目测检查不能做出判定，可采用视觉或显微镜将被测表面与粗糙度比较样块比较判定</span><font face=\"Times New Roman\"><span style=\"font-size:10pt\"> </span><span lang=\"EN-US\" style=\"font-size:10pt;font-family:宋体\"><p></p></span></font></font></p></td></tr><tr style=\"height:24;mso-yfti-lastrow:yes\"><td style=\"border-right:#1784cd 1pt inset;padding-right:0cm;border-top:#1784cd 1pt inset;padding-left:0cm;padding-bottom:0cm;border-left:#1784cd 1pt inset;padding-top:0cm;border-bottom:#1784cd 1pt inset;height:24;background-color:transparent;mso-border-alt:inset #1784cd .75pt\"><p class=\"MsoNormal\" align=\"center\" style=\"margin:0cm 0cm 0pt;text-align:center\"><font face=\"Times New Roman\"><font size=\"4\"><span lang=\"EN-US\" style=\"font-size:10pt\">3</span><span lang=\"EN-US\" style=\"font-size:10pt;font-family:宋体\"><p></p></span></font></font></p></td><td style=\"border-right:#1784cd 1pt inset;padding-right:0cm;border-top:#1784cd 1pt inset;padding-left:0cm;padding-bottom:0cm;border-left:#1784cd 1pt inset;padding-top:0cm;border-bottom:#1784cd 1pt inset;height:24;background-color:transparent;mso-border-alt:inset #1784cd .75pt\"><p class=\"MsoNormal\" align=\"center\" style=\"margin:0cm 0cm 0pt;text-align:center\"><font size=\"4\"><span style=\"font-size:10pt;font-family:宋体;mso-ascii-font-family:\'times new roman\';mso-hansi-font-family:\'times new roman\'\">仪器检查</span><span lang=\"EN-US\" style=\"font-size:10pt;font-family:宋体\"><p></p></span></font></p></td><td style=\"border-right:#1784cd 1pt inset;padding-right:0cm;border-top:#1784cd 1pt inset;padding-left:0cm;padding-bottom:0cm;border-left:#1784cd 1pt inset;padding-top:0cm;border-bottom:#1784cd 1pt inset;height:24;background-color:transparent;mso-border-alt:inset #1784cd .75pt\"><p class=\"MsoNormal\" style=\"margin:0cm 0cm 0pt\"><span style=\"font-size:10pt;font-family:宋体;mso-ascii-font-family:\'times new roman\';mso-hansi-font-family:\'times new roman\'\"><font size=\"4\"> 若用粗糙度比较样块比较法不能做出判定，应采用仪器测地：</font></span><span lang=\"EN-US\" style=\"font-size:10pt\"><br /></span><span style=\"font-size:10pt;font-family:宋体;mso-ascii-font-family:\'times new roman\';mso-hansi-font-family:\'times new roman\'\"><font size=\"4\"> ①对不均匀表面，在最有可能出现粗糙度参数极限值的部位上进行测量；</font></span><span lang=\"EN-US\" style=\"font-size:10pt\"><br /></span><font size=\"4\"><span style=\"font-size:10pt;font-family:宋体;mso-ascii-font-family:\'times new roman\';mso-hansi-font-family:\'times new roman\'\"> ②对表面粗糙度均匀的表面，应在几个均布位置上分别测量，至少测量</span><span lang=\"EN-US\" style=\"font-size:10pt\"><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\'\">次；</span></font><span lang=\"EN-US\" style=\"font-size:10pt\"><br /></span><span style=\"font-size:10pt;font-family:宋体;mso-ascii-font-family:\'times new roman\';mso-hansi-font-family:\'times new roman\'\"><font size=\"4\"> ③当给定表面粗糙度参数上限或下限时，应在表面粗糙度参数可能出现最大值或最小值处测量；</font></span><span lang=\"EN-US\" style=\"font-size:10pt\"><br /></span><font size=\"4\"><span style=\"font-size:10pt;font-family:宋体;mso-ascii-font-family:\'times new roman\';mso-hansi-font-family:\'times new roman\'\"> ④表面粗糙度参数注明是最大值的要求时，通常在表面可能出现最大值</span><span lang=\"EN-US\" style=\"font-size:10pt\"><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\'\">如有一个可见的深槽</span><span lang=\"EN-US\" style=\"font-size:10pt\"><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\'\">处，至少测量</span><span lang=\"EN-US\" style=\"font-size:10pt\"><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\'\">次；</span></font><font size=\"4\"><span lang=\"EN-US\" style=\"font-size:10pt\"><font face=\"Times New Roman\"> <br /></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\'\"> 测量方向：</span></font><span lang=\"EN-US\" style=\"font-size:10pt\"><br /></span><span style=\"font-size:10pt;font-family:宋体;mso-ascii-font-family:\'times new roman\';mso-hansi-font-family:\'times new roman\'\"><font size=\"4\"> ①图样或技术文件中规定测量方向时，按规定方向进行测量；</font></span><span lang=\"EN-US\" style=\"font-size:10pt\"><br /></span><span style=\"font-size:10pt;font-family:宋体;mso-ascii-font-family:\'times new roman\';mso-hansi-font-family:\'times new roman\'\"><font size=\"4\"> ②当图样或技术文件中没有指定方向时，则应在能给出粗糙度参数最大值的方向测量，该方向垂直于被测表面的加工纹理方向；</font></span><span lang=\"EN-US\" style=\"font-size:10pt\"><br /></span><font size=\"4\"><span style=\"font-size:10pt;font-family:宋体;mso-ascii-font-family:\'times new roman\';mso-hansi-font-family:\'times new roman\'\"> ③对无明显加工纹理的表面，测量方向可以是任意的，一般可选择几个方向进行测量，取其最大值为粗糙度参数的数值</span><span lang=\"EN-US\" style=\"font-size:10pt;font-family:宋体\"><p></p></span></font></p></td></tr></tbody></table><p class=\"MsoNormal\" style=\"margin:0cm 0cm 0pt\"><span lang=\"EN-US\" style=\"font-size:10pt;font-family:宋体\"><p><font size=\"4\"></font></p></span></p></td></tr></tbody></table><font size=\"4\">viewfile.php?id=6<br /></font>
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