<?xml version="1.0" encoding="UTF-8"?><rss xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:content="http://purl.org/rss/1.0/modules/content/" xmlns:atom="http://www.w3.org/2005/Atom" version="2.0"><channel><title><![CDATA[模具焊接修复工艺：TIG焊与激光焊在模具修补中的对比]]></title><description><![CDATA[<p dir="auto">参考图片：模具焊接修复示意。下面详细介绍相关内容。</p>
<p dir="auto"><img src="/uploads/default/original/2X/d/dd92f12e78ac0f76c8a3c750b86c31b8d1a203b2.png" alt="模具焊接修复示意" class=" img-responsive img-markdown" /></p>
<p dir="auto"><strong>模具在使用过程中不可避免地会出现磨损、崩角、裂纹等缺陷，焊接修复是最经济有效的模具再制造方式。</strong></p>
<h2>TIG焊vs激光焊</h2>
<table class="table table-bordered table-striped">
<thead>
<tr>
<th>对比项</th>
<th>TIG焊（氩弧焊）</th>
<th>激光焊</th>
</tr>
</thead>
<tbody>
<tr>
<td>热影响区</td>
<td>1-3mm</td>
<td>0.1-0.3mm</td>
</tr>
<tr>
<td>变形量</td>
<td>中等</td>
<td>极小</td>
</tr>
<tr>
<td>修复精度</td>
<td>正负0.3mm</td>
<td>正负0.05mm</td>
</tr>
<tr>
<td>设备成本</td>
<td>低</td>
<td>高</td>
</tr>
</tbody>
</table>
<h2>焊接材料选用</h2>
<table class="table table-bordered table-striped">
<thead>
<tr>
<th>模具钢类型</th>
<th>推荐焊丝</th>
<th>预热温度</th>
<th>焊后热处理</th>
</tr>
</thead>
<tbody>
<tr>
<td>Cr12MoV</td>
<td>D322/D327</td>
<td>300-400度</td>
<td>520度回火</td>
</tr>
<tr>
<td>H13</td>
<td>D517/D527</td>
<td>350-450度</td>
<td>560度回火</td>
</tr>
<tr>
<td>DC53</td>
<td>专用焊丝</td>
<td>350-450度</td>
<td>520度回火</td>
</tr>
</tbody>
</table>
<h2>激光焊实战技巧</h2>
<ul>
<li>脉宽：2-5ms，频率8-15Hz</li>
<li>光斑直径：0.3-0.8mm</li>
<li>保护气体：99.99%氩气，流量8-12L/min</li>
</ul>
<p dir="auto"><strong>参考标准：</strong> JB/T 9199-2008 / GB/T 11345-2013</p>
<p dir="auto"><strong>推荐阅读：</strong> <a href="https://mj7.cn/c/%E5%B7%A5%E8%89%BA%E5%B7%A5%E7%A8%8B" rel="nofollow ugc">模具维护与修复</a> | <a href="https://mj7.cn/c/%E6%A8%A1%E5%85%B7%E8%AE%BE%E8%AE%A1" rel="nofollow ugc">模具钢材选用</a></p>
<hr />
<p dir="auto"><img src="https://forum.mj7.cn/assets/plugins/nodebb-plugin-emoji/emoji/android/1f4cc.png?v=r7ujabd6dv0" class="not-responsive emoji emoji-android emoji--pushpin" title=":pushpin:" alt="📌" /> <strong>相关内容推荐</strong>：</p>
<ul>
<li>
<p dir="auto"><a href="/t/525-525">松退（抽胶）- 注塑成型工艺参数</a></p>
</li>
<li>
<p dir="auto"><a href="/t/335-335">半连续铸造 - 模具行业基础百科</a></p>
</li>
<li>
<p dir="auto"><a href="/t/255-255">熔模铸造（失蜡铸造）</a></p>
</li>
<li>
<p dir="auto">&lt;a href="<a href="https://mj7.cn/t/ug-5279" rel="nofollow ugc">https://mj7.cn/t/ug-5279</a>"&gt;UG后处理构造器教程：自定义后处理的完整方法&lt;/a&gt;</p>
</li>
<li>
<p dir="auto">&lt;a href="<a href="https://mj7.cn/t/4757-4757" rel="nofollow ugc">https://mj7.cn/t/4757-4757</a>"&gt;冲压回弹搞不定？这些参数调一遍再说&lt;/a&gt;</p>
</li>
<li>
<p dir="auto">&lt;a href="<a href="https://mj7.cn/t/ug-5063" rel="nofollow ugc">https://mj7.cn/t/ug-5063</a>"&gt;UG分模教程——从产品到模具的完整分模步骤详解&lt;/a&gt;</p>
</li>
</ul>
<hr />
<p dir="auto">新手建议收藏，老手欢迎指点。</p>
]]></description><link>https://forum.mj7.cn/topic/4446/模具焊接修复工艺-tig焊与激光焊在模具修补中的对比</link><generator>RSS for Node</generator><lastBuildDate>Mon, 10 Aug 2026 13:42:29 GMT</lastBuildDate><atom:link href="https://forum.mj7.cn/topic/4446.rss" rel="self" type="application/rss+xml"/><pubDate>Thu, 14 May 2026 22:04:07 GMT</pubDate><ttl>60</ttl></channel></rss>