机械5

摘要 本次设计内容涉及了机械制造工艺及机床夹具、金属切削机床、公差配合与测量等多方面的知识。 异形轴零件加工工艺规程设计是包括零件加工的工艺设计、工序设计以及工艺尺寸的确定及工时计算及数控编程与仿真四部分。在工艺设计中要首先对零件进行分析，了解零件的工艺再设计出毛坯的结构，并选择好零件的加工基准，设计出零件的工艺路线；接着对零件各个工步的工序进行尺寸计算，关键是决定出各个工序的工艺装备及切削用量，最后对零件进行数控程序的编制，并且利用仿真软件熟悉对机床设备的操作，加工出零件。 关键词：数控技术、制造技术、加工工艺、数控编程 Abstract The co
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nologya
nd machi
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ng machi
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nce coordi
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nd measureme
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ng desig
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n hour calculatio
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nd simulatio
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nalysis of parts,parts of the process to desig
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nd choose the good compo
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nts the processi
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n the parts of each labor step process size calculatio
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nd the cutti
ng process of the preparatio
n ofvarious dosage fi
nally,the NC program of parts,a
nd familiarwith the operatio
n of machi
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ng the simulatio
n software,the processi
ng of parts. Keywords:
numerical co
ntrol tech
nology,ma
nufacturi
ng tech
nology,processi
ng tech
nology,NC programmi
ng 目录 1绪论1 2零件图纸分析2 2.1零件图2 2.2零件图分析2 3工艺规程设计4 3.1毛坯选择4 3.2定位基准的选择4 3.3夹具的选择5 3.4机床的选择6 3.5工具、量具的选择6 3.6加工顺序的安排7 3.7切削液的选择8 4切削用量计算及工时定额的计算10 4.1粗车左端外圆10 4.2精车左端外圆11 4.3粗车右端外圆12 4.4精车右端13 5工艺文件的制作15 5.1工艺工序卡15 5.2工序卡15 6零件程序编制20 7：程序的仿真加工24 7.1仿真软件的简介24 7.2仿真加工过程24 总结27 致谢28 参考文献29