齿爪式粉碎机设计说明书

齿爪式粉碎机设计说明书摘要齿爪式粉碎机是一种能将物料粉碎的机械设备。齿爪式粉碎机，在机座上装有主机，主机包括有机体以及和机体连接在一起的活门组成粉碎室，机体内装有轴承以及由轴承支承的主轴，主轴伸出机体外部的一端装有皮带轮，在粉碎室内的一端装有动齿盘，轴承两端装有内端盖和外端盖，动齿盘上紧固有数圈钢齿，与固定在活门里的齿盘交错配置，活门上端有入料口，入料口上面装有盛料斗，活门下端有出料口。优点是结构简单、合理，可以用多种动力机械驱动，可以筛不同粗细的物料。可以广泛用于粮食、饲料、化工原料及中草药的粉碎。目前，国内消费市场中“齿爪式粉碎机”频频上市，散发出诱人的魅力，展示着亮丽的市场前景，业内人士认为，“齿爪式粉碎机”市场消费面宽，功能新颖独特，它将成为家庭生活的“好伴侣”。本文主要论述了“齿爪式粉碎机”的机械结构、外观及其设计。关键词：齿爪式粉碎机;动齿盘;网筛齿爪式粉碎机设计说明书AbstractJawcrusherisakindofmaterialcanbecrushingmachineryandequipment.Jawcrusher,ahostmachineinstalledonthebase,includingtheorganismandhostbodyconnectionvalvetogether.Thecrushingchamber,thebodyisprovidedwithabearingandspindlebearing,oneendofthespindleextendsoutoftheexternalisprovidedwithabeltpulley.adrivengeardiscisarrangedatoneendofthecrushingchamber,twoendsofthebearingisprovidedwithaninnerendcapandtheouterendcover,themovabletoothdiscisfastenedwithafewlapssteelteeth,andisfixedinthevalveinthevalvegearstaggeredconfiguration,amaterialinlet,inletisprovidedwithahopper,avalvearearranged.Hastheadvantagesofsimpleandreasonablestructure,canbedrivenbyavarietyofpowermachinery,canscreenofdifferentthicknessofthematerial.Canbewidelyusedforgrindingrain,feed,chemicalrawmaterialsandherbalmedicine.Atpresent,thedomesticconsumptionmarketJawcrusherfrequentlylisted,sendoutanattractivecharm,showingbrightprospectofmarket,thepersonageinsidecourseofstudythinks,Jawcrushermarketconsumptionwide,thefunctionisnovelanddistinctive,anditwillbecomefamilylifeofgoodpartner.ThispapermainlydiscussestheJawcrushermechanicalstructure,appearanceanddesign.Keywords:jawcrusher;movetoothdisk;meshscreening齿爪式粉碎机设计说明书目录1粉碎机的简介......................................................11.1粉碎机的分类...................................................11.2粉碎机的发展状况及前景.........................................12齿爪式粉碎机的结构设计............................................32.1粉碎机的工作原理...............................................32.2粉碎机的结构组成...............................................33粉碎机主要工作部件................................................53.1机体和侧盖.....................................................53.2进料斗.........................................................53.3定齿盘.........................................................53.4动齿盘.........................................................63.5筛片...........................................................74影响齿爪式粉碎机工作的主要因素....................................85部件装配工艺分析..................................................96电动机的选择.....................................................107带传动的设计计算.................................................117.1确定V带型号和带轮直径........................................117.2计算带轮......................................................117.3求中心距A....................................................117.4带轮计算......................................................127.5带基准长度....................................................127.6求带轮包角....................................................127.7求带根数......................................................127.8求轴上载荷....................................................127.9带轮结构......................................................138轴的设计计算.....................................................148.1轴的转速......................................................148.2轴的输入功率..................................................148.3轴转矩........................................................148.4轴直径的初步确定..............................................148.5轴的设计......................................................149轴承的选择.......................................................1610键的选择........................................................17齿爪式粉碎机设计说明书11主轴的强度校核..................................................1811.1作用在轴上的力的分析.........................................1811.2轴的结构形状、尺寸及受力简图.................................1812动齿盘的强度校核................................................2212.1动齿盘的受力分析.............................................2212.2动齿盘扁齿的抗弯强度校核.....................................2212.3动齿盘圆齿的抗弯强度校核.....................................2313定齿的强度校核..................................................2514轴承寿命的计算..................................................2714.1轴承的受力分析...............................................2714.2轴承寿命的计算...............................................27参考文献........................................................29附录............................................................30一、生产操作......................................................30二、设备维护......................................................31三、筛网的修理和更换..............................................31四、V带的张紧与维护..............................................32致谢............................................................33齿爪式粉碎机设计说明书11粉碎机简介1．1粉碎机的分类粉碎实质上是通过输入能量使得物料的比表面积增大的过程。在此过程中，能量消耗在表面积增大、颗粒变形、摩擦、组织结构的变化等方面。对于不同性质的原料，不同粉碎作用方式，不同的输入能量，粉碎过程也不同。对于该过程的了解有助于对粉碎机械的理解和生产实践中分析及解决问题能力的提高。按成品粒度分为普通粉碎机（成品粒度80目）、微粉碎机（%80成品粒度80目）和超微粉碎机（成品平均粒度200目）。按粉碎机械的结构特征可将饲料粉碎设备分为五类：锤片式粉碎机、齿爪式粉碎机、盘式粉碎机、辊式粉碎机和破碎机。其中锤片式粉碎机应用最为广泛，其结构简单，操作方便，价格便宜，适应