本科毕业设计题目：年产400万吨热连轧带钢车间工艺设计摘要本说明书描述的是年产量400万吨的高精度热连轧轧板带车间设计。指定产品为深冲用热轧板带钢，规格是5.0*1250*L。本设计首先介绍了热连轧带钢生产技术的现状和深冲用热轧卷的工艺标准、用途等。设计以提高生产效率、降低生产成本、减轻劳动强度、提高产品质量及综合经济效益为设计原则。利用现有技术资料，确定了车间工艺设计的产品方案、工艺流程和计算机控制系统，并对主要设备进行选型。利用相关数学模型对指定产品进行工艺设计，设计内容包括原料选择、变形制度、速度制度、温度制度及辊型制度的确定。根据设计结果，编制轧制图表，计算生产能力，并对轧辊强度进行验算以及电机能力校核。计算结果表明，整个车间生产流畅、指定产品工艺计算结果及所有设备强度性能符合要求，实际产量的核算满足设计产量的要求。关键词：热连轧带钢；车间工艺设计；工艺计算；强度校核AbstractThisisagraduationdesignspecificationabouthotcontinualrollingofthesheetandstripsteelswhoseproductionis4milliontonsperyear.Thedesignatedproductsisdeepdrawinghotrollingplateandstripsteel，it'sspecificationis5.0*1250*L.Thisdesignfirstintroducedthehotstripproductiontechnologystatusandthehotrolleddeepdrawingprocessstandards,Designedtoimproveproductivityandreduceproductioncosts,reducelaborintensityandimproveproductqualityandoveralleconomicefficiencyofthedesignprinciples.Useofexistingtechnicalinformation,theworkshopprocesstodeterminetheproductdesignprogram,processandcomputercontrolsystems,andmajorequipmentselection.Useofmathematicalmodelsrelatedtothespecifiedproductprocessdesign,designelementsincludingmaterialselection,deformationsystem,speedsystem,temperaturesystemandroller-typesystemtodetermine.Accordingtothedesignresults,thepreparationofrollingcharts,computingcapacity,androllintensityofmotorabilityofcheckingandchecking.Theresultsshowthattheworkshopproductionofsmooth,calculatedandspecifiedproducttechnologystrengthpropertiesofallequipmenttomeettherequirements,theactualoutputoftheaccountingoutputtomeetthedesignrequirements。Keywords:hotcontinualrollingstrip，workshopprocessdesign，processcalculation，strengthcheck目录1前言...................................................................11.1热轧板带钢的主要生产方式...........................................11.1.1行星轧机........................................................11.1.2叠轧............................................................11.1.3炉卷轧机........................................................21.1.4热连轧..........................................................21.1.5薄板坯连铸连轧..................................................21.2指定产品...........................................................31.2.1同类产品.........................................................31.2.2产品标准........................................................31.2.3用途............................................................42产品方案的确定.........................................................52.1原料来源...........................................................52.2主要成品规格.......................................................52.3板坯尺寸和技术条件.................................................52.3.1板坯尺寸.......................................................52.3.2板坯技术条件...................................................52.4钢种、钢号以及相应标准.............................................62.5产量及金属平衡......................................
