机械5

Φ20凸缘手柄座三维建模与数控加工自动编程仿真 摘要 本有效的将理论知识运用与实践，合理有效地分析和解决了一些理论和实践中产生的问题。数控机床的广泛使用给机械制造业生产方式、产业结构、管理方式带来深刻的变化，它的关联效益和辐射能力更是难以估计。数控技术及数控装备是关系到国家战略地位和体现国家综合国力水平的重要基础性产为，实现加工机床及生产过程数控化，已经成为当今制造业的发展方向。 此次设计的φ20凸缘手柄座零件由凸台、孔、键槽、螺纹、圆弧等组成，通地次的毕为设计，我掌握了建模绘图、编写加工工艺、自动编程等等这些专业知识，还得到很多老师的指导，我也从老师身上学到了很多不西，使我更加深入地了解了数控机床在社会上的地位。 关键词：数控技术；凸缘手柄座；建模；自动编程；数控机床 Abstract This paper apply the theoretical k
nowledge a
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nd solve the issues of theory a
nd practiceC machi
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ndustrial structure, ma
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nt mode bri
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nges, its associated be
nefits a
nd radiatio
n ability is difficult to estimate.Numerical co
ntrol tech
nology a
nd
numerical co
ntrol equipme
nt is related to the
natio
nal strategic status a
nd reflect the
natio
nal comprehe
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natio
nal stre
ngth level of the importa
nt basis for the productio
n, realize the
numerical co
ntrol machi
ne tools a
nd productio
n process, has become the developme
nt directio
n of today's ma
nufacturi
ng. The graduatio
n desig
n of phi fla
nge ha
ndle 20 parts by co
nvex platform, hole, slotti
ng, thread, arc a
nd so o
n, by time fi
nish for the desig
n, drawi
ng,writi
ng, I mastered the modeli
ng process, automatic programmi
ng, a
nd so o
n the specialized k
nowledge, also get a lot of the teacher's guida
nce, I also lear
ned a lot from the teacher
notwest, makes me more i
n-depth u
ndersta
ndi
ng of the
nc machi
ne tools i
n social status. Keywords: the
numerical co
ntrol tech
nology;The fla
nge ha
ndle;Modeli
ng;Automatic programmi
ng;Nc machi
ne tool 目录 摘要I Abstract II 前言- 1- 第一章绪论- 2- 1.1数控加工的基本原理- 2- 1.2数控加工工艺概述- 2- 1.3数控加工工艺的基本特点- 2- 第二章零件加工工艺分析- 3- 2.1读图和审图- 3- 2.2毛坯形状和尺寸的选择- 4- 2.3确定加工余量- 5- 2.4基准于工艺装备的选择- 6- 2.5加工方法的确定- 6- 2.6切削参数对机械加工的影响- 7- 2.7切削用量的计算- 8- 2.8加工工艺卡片和工序卡片- 11- 第三章三维造型设计- 11- 3.1 UG造型设计- 11- 3.1.1进入UG- 11- 3.1.2新建模型- 11- 3.1.3草图的绘制- 12- 3.1.4零件的实体造型- 12- 第四章UG自动编程与仿真加工- 15- 4.1加工并生成程序- 16- 4.2工艺参数设定- 17- 4.3创建刀具- 17- 4.4创建编程操作- 18- 4.5后处理- 21- 4.5.1生成部分程序- 21- 结论- 22- 致谢- 23- 参考文献- 24-