学士学位论文论文题目:开合螺母加工工艺流程以及车削夹具设计院(部)名称:学生姓名:专业:学号:指导教师姓名:论文提交时间:论文答辩时间:学位授予时间:如果需要图纸、PRO/E装配体、工艺卡以及爆炸体视频请联系QQ278053029(有偿出售)摘要本次毕业设计主要介绍了开合螺母的加工工艺流程以及车削专用夹具的设计。工作内容包括主要分为工艺过程设计以及夹具设计两个部分加工工艺过程设计中主要工作包括:对开合螺母结构进行了分析,对生产工艺进行了分析,制定了加工工艺路线,确定了重要工序尺寸、加工余量、切削用量、车床以及刀具,最后完成了加工工艺过程卡和加工工序卡。夹具设计中主要工作包括:分析任务要求,确定夹具体型式,分析定位原理与定位误差,确定加紧方案,计算加工过程中切削力、夹紧力并对其进行了校核,设计了夹具的主要零件。关键字:加工工艺,工艺流程,工艺卡片,夹具ABSTRACTThisgraduateddesignintroducedthemanufacturingprocessofsplitnutsandthedesignofspecialfixtureonsplitnutstwopartsInthepartofprocessingmanufacturingprocess,Ianalyzedthestructureofsplitnutsandmanufacturingprocess,establishedmanufacturingroute,proceduredimension,machiningallowance,cuttingconditions,machinerytoolsandcuttingtools,atlastIfinishedmanufacturingflowcraftcardsandmanufacturingprocesscardsInthepartofspecialfixture,Ianalyzedtherequirementsoftaskandpositioningprinciple,establishedthestructureoffixtureandprojectofclamping,countedclampingforceandcuttingforce,atlastIdesignedtheimportantpartsofthisfixture.Keywords:manufacturingprocesses,processflow,engineeringflowsheer,fixture目录第1章绪论.........................................................11.1设计任务....................................................11.2任务分析....................................................11.3与论文有关的部分背景资料调研................................11.3.1开合螺母的用途........................................11.3.2工艺流程..............................................11.3.3夹具..................................................2第2章工艺部分.....................................................32.1引言........................................................32.2开合螺母的结构分析..........................................32.3工艺分析....................................................42.4制定工艺规程................................................42.4.2基准面的选择..........................................52.4.3工艺路线的制定........................................52.4.4加工方法的选择........................................52.4.5加工的顺序安排........................................62.4.7制定加工工艺路线......................................62.5重要工序尺寸、加工余量、精度的确定..........................72.5.1Φ52孔...............................................72.5.22XΦ12孔.............................................72.5.3B1B2C面、底面的加工................................82.6机床以及刀具的选择..........................................82.6.1机床的选择............................................82.6.2刀具的选择............................................92.7主要切削用量的确定..........................................92.9加工工序卡片...............................................12第3章夹具设计部分................................................133.1夹具的任务要求以及夹具体型式的确定.........................133.2定位原理分析以及确定.......................................133.3定位销尺寸以及定位误差分析.................................143.3.1确定两销中心距................