转筒干燥器的总体与结构设计.doc
毕业设计(论文)题目:转筒干燥器的总体与结构设计系别航空与机械工程系专业名称机械设计制造及其自动化班级学号学生姓名指导教师二O一一年六月目录1引言.12概述.22.1干燥的目的.22.2干燥机的选用基准.22.3转筒干燥器的主要组成及作用.32.4转筒干燥器的工作原理.42.5转筒干燥器的特点.42.6转筒干燥器的分类及适用范围.52.6.1直接加热式.52.6.2间接加热转筒干燥器.62.6.3复式加热转筒干燥器.63转筒的结构部分.83.1筒体.83.2滚圈.113.3托轮.133.4抄板.143.5电机的选择.153.6减速机的选择.163.7联轴器的选择.183.8轴的校核.193.9轴承的校核.233.10齿轮的校核.243.11转筒的密封.304转筒的安装、调整和运转.315结论.32参考文献33致谢.34摘要:在化学生产中,有些原料,半成品或成品含有或多或少的水分或其他溶剂。为了满足使用的要求,常采用干燥的方法将这些水分或溶剂除去,而干燥的方法和设备是多种多样的。回转干燥器是一种常见的干燥设备。它适合于颗粒状,湿物料的干燥,如纯碱,硝铵,和各种盐类等。回转干燥器能使物料在滚桶内翻动,抛撒,与热空气或烟道气充分接触,干燥速度快,生产力较高,因此广泛应用于化工,食品等工业生产中。设计的主体部件是1000×8000mm规格的转筒部分,筒的转动依靠齿轮带动,筒的重量主要由两个托轮支撑,而托轮则由两个轴承支撑,抄板翻动物料。该设备生产能力大,结构简单,但是效率较低。关键词:回转托轮齿轮轴承抄板ROTARYDRYERWITHTHESTRUCTURALDESIGNOFTHEOVERALLAbstract:Intheprocessingofthechemistryindustry,somematerials,semi-finishedproducesorfinishedproducescontainmoreorlessimprecisionorothersolventsInordertosatisfytherequirementsofuse,weneedridthembydryingtechnology.TherearemanykindsofthemethodsequipmentsfordryingThedryingmachineofturningcylinderisanoldequipmentandareincommonuse.Itisfittodrythewetmaterials,suchassulphur,allkindsofsaltsetc.Itcanmakethematerialsturningover,throwingorscattering,andcontactwiththehotairamply.Itsdryingspeedisfaster,andthemanufactureabilityisalsoverygood.Soitappliestotheprocessingofthechemistry,foodstuffetcwidely.Theassignmentofthedesignistheturningaroundsectionofserial1000×8000mm.Theturningoftube-shapedobjectdependsonthegears.Theweightissustainedwithtwosupportingwheels.Thesupportingwheelsissustainedwithtwobearing.Thefuntionofliftingofboardistoturnoverthematters.Themanufactureabilityofthisequipmentislarger,andthestructureissimple,buttheefficiencyisverylower.Keywords:turningaround,supportingwheels,thegears,bearing,liftingboard.