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I全自动颗粒包装机的设计摘要本文主要介绍了一种包装机械—自动颗粒包装机的工作原理及其设计过程，对其传动系统的参数进行计算和传动部件的强度校核，对其整体外观、箱体以及支架进行合理的改进。自动颗粒包装机主要适合于包装食品、茶叶、医药、化工等产品的松散状、无粘性细小颗粒物品的小剂量自动包装。其包装材料为复合材料，在高温下粘合。本机主要有横封机构、纵封机构、供料机构、剪切机构、传动机构及电器控制系统。在本次设计中，我们的主要任务是对其传动系统的支架、整机的箱体进行改进，使其满足设计要求，以达到所要求的生产效率。本机的特点是能自动完成制袋，可调量杯计算、充填、打印日期、封合部位打口、记数等功能。本机还采用了无机调整制袋长度机构和智能型商标定位装置。关键词：工作原理，传动机构，支架IIAutomaticGranularPackagingMachineABSTRACTThisarticlemainlyintroducestheprincipleandcourseofthedesignofthepackingmachinery(thetypeofDXDK40-II),andtheauthorcalculatestheparameterofthetransmissionsystem,collatesthedrivepartsandimprovestheappearance,theboxandthebracket.Thismachinemainlypackstherelaxed,smallgranulewithoutglutimesityinfood、tea、medicineandchemicalindustry.Thematerialiscompositeandagglutinatedinhightemperature.Thismachineismainlymadeupofthethwartandtheverticalframeworkwhichencapsulatetheedgeofthebags,theframeworkwhichsupplythematerials、thetransmissionsystemandtheelectricitycontrolsystem.Themaintaskinthisworkistoimprovethebracketinthetransmissionsystemandtheboxofthemachinetomeettheneedsofthedesignandreachtheefficiencyweneed.Itcanmakebags、adjustthemeasureofthemeasuringcup、filling、mimeographthedate、makethespaceintheenvelopedpartsandcountautomatically.Italsocanadjustthelengthofthebagsandorientthepositionofthemark.KEYWORDS:theprincipleofthework，transmissionparts，thebracketIII目录摘要·······································································································IABSTRACT································································································II1前言······································································································12自动颗粒包装机工作原理···········································································22.1机械部分························································································22.1.1无级调速机构··········································································22.1.2间隔齿轮及锥棍无级调整机构····················································22.1.3偏心链轮机构··········································································32.1.4行星差动轮系··········································································42.1.5可调量杯机构及量杯零件图·······················································52.2电器部分························································································52.3光电控制的简要说明·········································································53总体方案设计··························································································63.1功能和应用范围···············································································63.2工艺分析························································································63.3机构造型························································································74运动参数的计算及传动系统的设计·······························································94.1带传动的计算··················································································94.2链传动设计····················································································104.3剪切部分齿轮传动系统·····································································114.4锥齿轮的设计计算···········································································154.5料盘传动部分·················································································184.5.1I-II间的传动·······································································184.5.2II-III之间的传动·································································214.6隔板的设计、加工以及误差·······························································254.7支架的设计及加工···········································································265机构调整及事故处理方法··········································································295.1机构本身故障·················································································295.2转盘部位故障·················································································295.3注意事项·······················································································30致谢·······································································································32参考文献······························································································33全自动颗粒包装机11前言近半个多世纪以来，随着生产与流通日益社会化、现代化，产品包装正以崭新的面貌崛起，受到人们的普遍重视。现代包装的普遍含义是：对不同批量的产品，选用某种有保护性、装饰性的包装材料或包装容器，并借助适当的技术手段实施包装作业，以达到规定的数量和质量，同时设法改善外部结构，降低包装成本，从而在流通直至消费的整个过程中使之容易储存搬运，防止产品破坏变质，不污染环境，便于识别应用和回收废料，有吸引力，广开销路，不断促进扩大再生产。中国有着悠久的包装历史。可是中国的现代化包装工业起步比较迟缓，解放前只有几个大城市的啤酒厂、汽水厂、罐头厂、卷烟厂才培植一些包装机械。直到五十年代末期，开始引进仿制，形成小规模的生产能力。自动颗粒包装机实现了对一些无粘性颗粒的包装，本机采用的材料为复合材料，包装材料以纸玻璃纸涤纶膜铝箔等为基纸引为商标，并喷涂要均匀，复卷后外圆平整，不允许有高低不平或两边松紧不一致的现象。自动颗粒包装机由于功能较少应用范围小，但生产率较高，本次设计的主要对象是包装机的动力系统，介绍了包装机的横封机构、纵封机构和供料机构以及箱体和支架设计，并简单介绍了它的电气控制部分。其机械部分主要有无级调速机构、偏心链轮机构、行星差动轮系和可调量杯机构。电气部分主要有光电开关、凸轮接近开关控制机构和减速电机。在包装机械电气自动化中，光电技术越来越起着重要作用。例如，可用来自动检测流水线上包装容器的形状、口径伤痕污垢缺盖，以及箱体的外廓尺寸、排列间距、移动速度、装入个数、封条有无等；还可用像混合物料按色泽逐个自动分选，斗槽内料或液位的自动控制，大型物件多道捆扎的自动定位，卷筒商标纸的自动对位切割，冲料软管的自动定向封口，以及其他类似的情况。毕业设计是工科大学毕业生面临毕业时，一次综合