机械5

圆锥芯轴套组合件普车车削加工工艺设计 摘要 应用数控加工技术是机械制造业的一次技术革命，使机械制造的发展进入了一个新的阶段，提高了机械制造业的制造水平，为社会提供高质量，多品种及高可靠性的机械产品 本次设计主要是对数控加工工艺进行分析与具体零件图的加工，首先对数控加工技术进行了简单的介绍，然后根据零件图进行数控加工分析。第一，根据本零件材料的加工工序、切削用量以及其他相关因素选用刀具和零件的轮廓特点确定加工设备。第二，针对零件图图形进行工艺设计。此零件为轴类配合零件，外轮廓由直线、偏心轴、槽、内孔、螺纹等组成。零件的里面要镗出一个锥孔，在加工过程中，工件需要钻孔再镗孔。 关键词：加工工艺；切削用量；轮廓特点；轴类配合；镗孔 Abstract Applicatio
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need to drilli
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ng. Keywords: process;Cutti
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ng 目录 摘要I Abstract II 第一章零件的分析1 1.1零件的结构工艺性分析1 1.1.1零件的形状分析2 1.1.2零件的技术要求分析2 第二章毛坯的设计3 2.1零件的材料分析3 2.2确定零件毛坯的制造形式3 2.2.1毛坯的种类4 2.2.2毛坯种类的选择4 2.2.3毛坯的形状和尺寸的选择4 第三章零件工艺规程的设计5 3.1定位基准的选择5 3.1.1精基准的选择5 3.1.2粗基准的选择5 3.2零件表面加工方法的选择6 3.3加工顺序的安排6 3.3.1加工阶段的划分6 3.3.2工序的合理组合7 3.3.3加工顺序的确定7 3.4工艺的制定9 3.4.1工序基准的选择9 3.4.2对刀原点及坐标数值的计算9 3.4.2机床的选择11 3.4.3工艺装备的选择11 3.4.4切削用量的确定13 第四章普通车床加工工艺卡片的拟定16 第五章第五章三维图16 总结18 致谢19 参考文献20 附录A 21