<?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[Creo齿轮与弹簧参数化建模实例——模具行业从业者必备知识手册]]></title><description><![CDATA[<h2>齿轮参数化设计</h2>
<ol>
<li>创建参数：m(模数)、z(齿数)、alpha(压力角)</li>
<li>添加关系式驱动几何</li>
<li>渐开线曲线方程</li>
<li>拉伸齿坯</li>
<li>切出齿形</li>
<li>阵列完成全齿</li>
</ol>
<p dir="auto">渐开线方程：<br />
rb = m<em>z</em>cos(alpha)/2<br />
x = rb*(cos(t<em>90)+sin(t</em>90)<em>t</em>pi/2)<br />
y = rb*(sin(t<em>90)-cos(t</em>90)<em>t</em>pi/2)</p>
<h2>弹簧参数化设计</h2>
<ol>
<li>创建螺旋扫描轨迹</li>
<li>设置节距关系</li>
<li>创建簧丝截面</li>
<li>生成螺旋实体</li>
<li>磨平端面</li>
</ol>
<h2>参数化优势</h2>
<p dir="auto">改动参数即可自动更新模型，无需重新建模。</p>
<hr />
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<hr />
<p dir="auto">新手建议收藏，老手欢迎指点。</p>
]]></description><link>https://forum.mj7.cn/topic/3770/creo齿轮与弹簧参数化建模实例-模具行业从业者必备知识手册</link><generator>RSS for Node</generator><lastBuildDate>Tue, 11 Aug 2026 14:44:17 GMT</lastBuildDate><atom:link href="https://forum.mj7.cn/topic/3770.rss" rel="self" type="application/rss+xml"/><pubDate>Thu, 07 May 2026 07:18:22 GMT</pubDate><ttl>60</ttl></channel></rss>