气门摇杆轴支座工艺及钻2-13mm孔夹具设计【版本2、含CAD图纸、说明书】

singtechnologyandfixturedesign.uracyofthesize,uracyoftherequirementsareveryhigh,andtherigidlinkagerelativelypoor,plex,odeformation,intheprocessofarrangementwhenitneedstothesurfaceofthemaincrudeFinishingprocessestoseparateandfocusonprocesses.GraduallyreduceJiagongyuliang,cuttingforceandtheroleofstressanddeformationoftheamendmentprocess,willbeabletoreachpartsofthefinaltechnicalrequirements.Design-valverockerbearingpartsofthemachiningprocessoforderand2×φ13mmholeequipmentfixturedesignprocess,Ilearnedalotofmachiningexpertiseandpracticalcontent.        目录1、零件的工艺分析及生产类型的确定?11.1零件用途?11.2零件的工艺分析?11.3气门摇杆轴支座的主要技术要求:?21.4确定生产类型:?22、确定毛坯、绘制毛坯简图?33、拟定零件工艺路线?43.1定位基准的选择:?43.2表面加工方法的确定:?53.3加工阶段的划分:?53.4工序的集中和分散:?53.5工序顺序的安排:?63.6确定工艺路线:?64、加工余量、工序尺寸和公差的确定?75、切削用量、时间定额的计算?86、机床夹具设计?117、体会与展望:?148、参考文献?16