<?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[线切割加工断丝原因全解与预防措施——模具行业从业者必备知识手册]]></title><description><![CDATA[<p dir="auto">线切割断丝影响加工效率和精度。</p>
<p dir="auto">【断丝原因】1.放电参数过大（电流&gt;设定值30%以上）。2.冷却液不足或浓度不对。3.工件内部有杂质/气孔。4.导轮磨损。5.运丝张力不均匀。</p>
<p dir="auto">【预防】根据工件厚度选择合适脉宽：50mm以下用脉宽15-30us；50-100mm用30-50us；100mm以上用50-80us。</p>
<p dir="auto">【钼丝选择】中走丝推荐φ0.18mm钼丝，走丝速度6-10m/s。</p>
<p dir="auto">【维护】每加工50-80小时检查导轮同心度和运丝张紧力。</p>
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<p dir="auto"><img src="https://forum.mj7.cn/assets/plugins/nodebb-plugin-emoji/emoji/android/1f4d6.png?v=ctg9fn65o46" class="not-responsive emoji emoji-android emoji--book" title=":book:" alt="📖" /> <strong>更多数控加工内容</strong></p>
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<p dir="auto">新手建议收藏，老手欢迎指点。</p>
]]></description><link>https://forum.mj7.cn/topic/2010/线切割加工断丝原因全解与预防措施-模具行业从业者必备知识手册</link><generator>RSS for Node</generator><lastBuildDate>Mon, 10 Aug 2026 05:39:53 GMT</lastBuildDate><atom:link href="https://forum.mj7.cn/topic/2010.rss" rel="self" type="application/rss+xml"/><pubDate>Wed, 27 May 2026 09:08:20 GMT</pubDate><ttl>60</ttl></channel></rss>