拐臂零件的数控加工工艺及加工仿真 【摘要】 本课题来源于生产，是对所学知识的应用，它包括了我们在校几年所学的全部知识，在数控专业上具有代表性，而且提高了综合运用各方面知识的能力。程序的编制到程序的调试，零件的加工运用到了所学的AutoCAD、UG软件、机床操作、刀具的选择、零件的工艺分析、工艺路线等一系列的内容。这将所学到的理论知识充分运用到了实际加工中，切实做到了理论与实践的有机结合，选择正确的加工方法，设计合理的加工工艺过程，充分发挥数控加工的优质、高效、低成本的特点。本文主要对零件进行了,图纸分析、毛坯的选择、加工方法以及加工路线的选择、对刀具机床进行确定，并且选定刀具参数规格，选定机床的型号。然后填写工艺卡片，工序卡片。对零件进行自动编程。 关键词：数控编程；数控铣削；仿真加工；三维建模 Abstract This subject comes from productio
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ng 目录 【摘要】 VIII Abstract VIII 第一章绪论1 1.1本课题的目的及意义1 1.2数控机床及数控技术的应用与发展1 第二章工艺性分析3 2.1零件介绍3 2.2零件加工工艺性分析4 2.3零件的技术要求4 第三章零件加工工艺规程设计5 3.1毛胚的选择5 3.2加工方法及工艺路线的确定5 3.2.1加工方法的选择5 3.2.2工序的划分6 3.3选择并确定工艺装备8 3.3.1数控机床的选择8 3.3.2刀具选择10 3.3.3刀具选择10 3.3.4量具的使用表11 第四章确定参数及卡片的填写12 4.1背吃刀量的选择12 4.2进给速度的确定12 4.3切削参数的确定12 4.4制定工艺文件14 4.5工序卡14 第五章加工程序编制及仿真加工15 5.1数控编程的分类15 5.2数控编程15 5.2.1创建刀具16 5.2.2创建几何体16 5.2.3创建型腔铣操作18 5.2.4曲面加工自动编程19 5.2.5钻孔加工自动编程20 5.2.6其余表面加工操作22 5.3数控仿真加工24 5.4程序的后处理25 总结29 致谢30 参考文献31