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1、江阴职业技术学院毕业设计说明书ABSTRACTThepackingmachineryisoneofnationaleconomyimportantindustrial,undertakesthelivesofthepeople,isprosperingthecityandcountrysidemarket,expandedexportationbringinginforeignexchangeincome,forthenationalconstructionaccumulatedcapitalimportanttas
2、k,topromotesthenationaleconomycoordinateddevelopmentandrealizestheoverallstrategictargetrelationswhichthenationaleconomyandthesocietydevelopstobeextremelyclose.Sincethereformandopenpolicy,ourcountrypackingprofessionhasobtainedtheconsiderabledevelopment,theappea
3、rancehashadthehugechange,alreadyformshasthesuitablescaleandthecertainlyeconomicallevel,theclassiscomplete,canbasicallysatisfythedomesticdemandalsotohavethecertainlyinternationalcompetitionabilitytheproductionsystem.Maysaylikethishasnotpackedthemachinerythedevel
4、opmentnottohavethediverseproductwhichtodayprospers.Takeelectronictechnology,computertechnologyandsoonasrepresentative'shigh-techswiftandviolentdevelopment,notonlyurgednational'slivingstandardtoenhancedaybyday,aswellastheproductturnedtoanewgenerationcyclicalredu
5、cing,moreovercausedthemechanicalproducttheperformanceunceasingenhancementandtheconsummation.Thisespeciallyinthepackingmechanicalaspect,thecommoditylifeenhancementalreadycouldnotmeetpeople'sneeds,whatnowaremorewasadvocatesthespiritualcivilizationthewealth.Thepeo
6、plehavenotliked80'ssuchonlytostrivefortofillthebelly,howdowenowpaygreatattentiontopursuingeachkindoffoodthehygienecondition?Whetherfacilitatesquickly?Alsosomepointalsoismostimportant-foodoutsidewrapping.Ancientcloud:"Beautifulenoughtoeat".Saidwiththepresentpopu
7、larspeechthat,"Sawthefoodattractiveoutsidewrappingcancauseperson'smoodtobehappy,thuscausestheappetitealsotobeabletoincrease."Thisoursubjectpulledcloserisawayfrom.Nowthemarketusesmostpackingtypeistrilateralsealsthebagwhichsealswiththecenter.1江阴职业技术学院毕业设计说明书第一章绪论
8、1.1包装机械的地位与现状包装机械是国民经济的重要产业之一，承担着人民生活、繁荣城乡市场、扩大出口创汇、为国家建设积累资金的重要任务，对促进国民经济协调发展和实现国民经济与社会发展的总体战略目标关系极为密切。改革开放以来，我国包装行业得到了长足的发展，面貌发生了巨大的变化，已经形成有相当规模和一定经济水平、门类齐全、能基本满足国内需求又有一定国
