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type="text/css"></style> <div id="ct" class="ct2 wp cl"> <div class="mn"> <div class="bm_haa cl"> <div class="bm_h cl"> <a href="http://www.oecr.com/portal.php?mod=rss&catid=62" class="y xi2 rss" target="_blank" title="RSS">订阅</a><h1 class="xs2">文章</h1> </div></div> <div class="kjkjb"> <div class="bm vw" style="margin-bottom:0;"> <div class="h hm"> <div class="zxtoux"><img src="http://www.oecr.com/uc_server/avatar.php?uid=54876&size=small" /></div> <h1 class="ph">『每日一普』激光切割不同材料会有哪些问题？ </h1> <p class="xg1"> 时间：2016-1-29 15:38<a class="zz" href="home.php?mod=space&uid=54876">作者：update</a> 阅读<em id="_viewnum">(1948)</em> 评论: <a href="http://www.oecr.com/portal.php?mod=comment&id=3957&idtype=aid" title="查看全部评论"><em id="_commentnum">7</em></a></p> <div class="zxfb" ><a href="http://www.oecr.com/portal.php?mod=rss&catid=62" class="y xi2 rss" target="_blank" title="RSS">订阅</a></div> </div> <!--[diy=diysummarytop]--><div id="diysummarytop" class="area"></div><!--[/diy]--> <div class="s"> <div class="ss"><div><span>导读： </span>金属激光切割机从走进我们的生活现在被运用的范围越来越广泛，而适用于金属激光切割机的被切割材料也越来越多，但是这里要给大家说的是并不是我们在切割所有的金属材料时都是同一种方式同一样的问题呢?金属激光切割 ...</div> </div> <!--[diy=diysummarybottom]--><div id="diysummarybottom" class="area"></div><!--[/diy]--> <div class="d"> <!--[diy=diycontenttop]--><div id="diycontenttop" class="area"></div><!--[/diy]--> <table cellpadding="0" cellspacing="0" class="vwtb"><tr><td id="article_content"><p class="MsoNormal" style="text-align: center;"><a href="data/attachment/portal/201601/29/154518hrrjn5nxbnn9rxn3.jpg" target="_blank" style="line-height: 1.8em;"><img src="data/attachment/portal/201601/29/154518hrrjn5nxbnn9rxn3.jpg"></a><span style="mso-spacerun:'yes';font-family:宋体;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:'Times New Roman';font-size:10.5000pt;mso-font-kerning:1.0000pt;"> </span></p><p class="MsoNormal"><span style="mso-spacerun:'yes';font-family:宋体;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:'Times New Roman';font-size:10.5000pt;mso-font-kerning:1.0000pt;"> 金属<a href="http://laser.oecr.com" target="_blank" class="relatedlink">激光</a>切割机从走进我们的生活现在被运用的范围越来越广泛，而适用于金属激光切割机的被切割<a href="http://material.oecr.com" target="_blank" class="relatedlink">材料</a>也越来越多，但是这里要给大家说的是并不是我们在切割所有的金属材料时都是同一种方式同一样的问题呢<font face="Calibri">?</font><font face="宋体">金属激光切割机对不同材料问题也不同。</font></span><span style="mso-spacerun:'yes';font-family:宋体;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:'Times New Roman';font-size:10.5000pt;mso-font-kerning:1.0000pt;"><o:p></o:p></span></p><p class="MsoNormal"><span style="font-family: 宋体; font-size: 10.5pt; line-height: 1.8em;"><b>不锈钢</b></span></p><p class="MsoNormal"><span style="font-family: 宋体; font-size: 10.5pt; line-height: 1.8em;">切割不锈钢需要：使用氧气，在边缘氧化不要紧的情况下</span><font face="Calibri" style="font-size: 10.5pt; line-height: 1.8em;">;</font><font face="宋体" style="font-family: 宋体; font-size: 10.5pt; line-height: 1.8em;">使用氮气以得到无氧化无毛刺的边缘，就不需要再作处理了。在板材表面涂层油膜会得到更好的穿孔效果，而不降低<a href="http://optics.oecr.com" target="_blank" class="relatedlink">加工</a>质量。</font></p><p class="MsoNormal"><span style="mso-spacerun:'yes';font-family:宋体;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:'Times New Roman';font-size:10.5000pt;mso-font-kerning:1.0000pt;"><b>结构钢</b></span><span style="mso-spacerun:'yes';font-family:宋体;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:'Times New Roman';font-size:10.5000pt;mso-font-kerning:1.0000pt;"><o:p></o:p></span></p><p class="MsoNormal"><span style="font-family: 宋体; font-size: 10.5pt; line-height: 1.8em;">该材料用氧气切割时会得到较好的结果。当用氧气作为加工气体时，切割边缘会轻微氧化。对于厚度达</span><font face="Calibri" style="font-size: 10.5pt; line-height: 1.8em;">4mm</font><font face="宋体" style="font-family: 宋体; font-size: 10.5pt; line-height: 1.8em;">的板材，可以用氮气作为加工气体进行高压切割。这种情况下，切割边缘不会被氧化。厚度在</font><font face="Calibri" style="font-size: 10.5pt; line-height: 1.8em;">10mm</font><font face="宋体" style="font-family: 宋体; font-size: 10.5pt; line-height: 1.8em;">以上的板材，对激光器使用特殊极板并且在加工中给工件表面涂油可以得到较好的效果。</font></p><p class="MsoNormal"><span style="font-family: 宋体; font-size: 10.5pt; line-height: 1.8em;"><b>铝</b></span></p><p class="MsoNormal"><span style="font-family: 宋体; font-size: 10.5pt; line-height: 1.8em;">尽管有高反射率和热传导性，厚度</span><font face="Calibri" style="font-size: 10.5pt; line-height: 1.8em;">6mm</font><font face="宋体" style="font-family: 宋体; font-size: 10.5pt; line-height: 1.8em;">以下的铝材可以切割，这取决于合金类型和激光器能力。当用氧切割时，切割表面粗糙而坚硬。用氮气时，切割表面平滑。纯铝因为其高纯非常难切割，只有在系统上安装有“反射吸收”装置的时候才能切割铝材。否则反射会毁坏光学组件。</font></p><p class="MsoNormal"><span style="font-family: 宋体; font-size: 10.5pt; line-height: 1.8em;"><b>钛</b></span></p><p class="MsoNormal"><span style="font-family: 宋体; font-size: 10.5pt; line-height: 1.8em;">钛板材用氩气和氮气作为加工气体来切割。其它参数可以参考镍铬钢。</span></p><p class="MsoNormal"><span style="font-family: 宋体; font-size: 10.5pt; line-height: 1.8em;"><b>铜和黄铜</b></span></p><p class="MsoNormal"><span style="font-family: 宋体; font-size: 10.5pt; line-height: 1.8em;">两种材料都具有高反射率和非常好的热传导性。厚度</span><font face="Calibri" style="font-size: 10.5pt; line-height: 1.8em;">1mm</font><font face="宋体" style="font-family: 宋体; font-size: 10.5pt; line-height: 1.8em;">以下的黄铜可以用氮气切割</font><font face="Calibri" style="font-size: 10.5pt; line-height: 1.8em;">;</font><font face="宋体" style="font-family: 宋体; font-size: 10.5pt; line-height: 1.8em;">厚度</font><font face="Calibri" style="font-size: 10.5pt; line-height: 1.8em;">2mm</font><font face="宋体" style="font-family: 宋体; font-size: 10.5pt; line-height: 1.8em;">以下的铜可以切割，加工气体必须用氧气。只有在系统上安装有“反射吸收”装置的时候才能切割铜和黄铜。否则反射会毁坏光学组件。</font></p><p class="MsoNormal"><span style="font-family: 宋体; font-size: 10.5pt; line-height: 1.8em;"><b>合成材料</b></span></p><p class="MsoNormal"><span style="font-family: 宋体; font-size: 10.5pt; line-height: 1.8em;">切割合成材料时要牢记切割的危险和可能排放的危险物质。可加工的合成材料有：热塑性塑料、热硬化材料和人造橡胶。</span></p><p class="MsoNormal"><span style="font-family: 宋体; font-size: 10.5pt; line-height: 1.8em;"><b>有机物</b></span></p><p class="MsoNormal"><span style="font-family: 宋体; font-size: 10.5pt; line-height: 1.8em;">在所有有机物切割中都存在着着火的危险</span><font face="Calibri" style="font-size: 10.5pt; line-height: 1.8em;">(</font><font face="宋体" style="font-family: 宋体; font-size: 10.5pt; line-height: 1.8em;">用氮气作为加工气体，也可以用压缩空气作为加工气体</font><font face="Calibri" style="font-size: 10.5pt; line-height: 1.8em;">)</font><font face="宋体" style="font-family: 宋体; font-size: 10.5pt; line-height: 1.8em;">。木材、皮革、纸板和纸可以用激光切割，切割边缘会烧焦</font><font face="Calibri" style="font-size: 10.5pt; line-height: 1.8em;">(</font><font face="宋体" style="font-family: 宋体; font-size: 10.5pt; line-height: 1.8em;">褐色</font><font face="Calibri" style="font-size: 10.5pt; line-height: 1.8em;">)</font><font face="宋体" 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