文档介绍：目录前言………………………………………………1柴油机的工作原理………………………………1本次设计的任务…………………………………1零件的分析………………………………………1零件的作用及性能………………………………1零件的生产纲领…………………………………2气缸盖的主要技术条件及其分析………………2零件的工艺规程设计……………………………3确定毛坯的铸造形式…………………………….3制定工艺路线…………………………………….3机械加工余量、工序尺寸及毛坯尺寸的确定….13确定切削用量和基本工时………………………13五、工艺装备及重点工序分析………………………18夹具设计……………………………………20问题的提出………………………………………20夹具设计…………………………………………21附录………………………………………………25AbstractThetopicofthisgraduationprojectis:,,:Bottomsurfacewhoaircylinderbuild,Kongbottomsurfaceseatthespecificationrequirementsofholeincreaseangryones,Itistheimportantplane,'scastingbymachinebycastingironasmuchas20-,chooseaboutbottomsurfacewhoaircylinderstampinteractasthedatum;Atthefinishmachining,,namely"eachsellattwo",,isfollowing:Itisneitherfirstmain,afterwardslessimportantnorfirstafterbeingthickprecise,,ogetherprocess,,alsorelativelyandtechnologyequiphighhigh-,,itadoptsspecial-purposelatheprocessatthetransfermac