辽宁科技大学本科生毕业设计第页摘要本设计说明书是参照鞍钢及宝钢冷轧薄板厂工艺流程，结合现代化生产实际要求设计了年产150万吨冷轧薄板钢厂的生产车间。典型产品为Q235B，20钢,08Al冷轧薄板带钢。该车间的主体设备包括：酸洗机组、五机架冷连轧机组、连续退火机组、单机架四辊式平整机组、横切、纵切及卷曲机组等。产品具有使用规格范围宽、厚度精确、尺寸偏差小、表面光洁、板形好、性能稳定等特点。设计时以年产量为基础，结合各产品的市场前景合理地分配了各产品产量，制定了典型产品金属平衡表和轧制规程，并且优化了冷轧薄板的生产工艺，综合了各项技术经济指标，并绘制车间平面图。此外，本说明书还包括专题研究论文：Mg-4Zn-1.5RE合金轧制板材的再结晶组织观察与分析。关键词：冷轧薄板；热处理工艺；再结晶退火；车间设计辽宁科技大学本科生毕业设计第I页ABSTRACTThisdesignmanualisasteelworkthatproducesandmanufactures1,500,000tonscoldrolllamellainoneyearcombiningmoderncapacityandphysicalrequirementstodesign,accordingtothecold-rolledsheetofAnshanIronandSteelandBaosteel.ThetypicalproductsareQ235B,20steeland08Alspecificationscold-rolledsheetsteel.Thisworkshopequipmentincludes:picklingline,thefivestandcoldrollingmill,continuousannealingunits,singleframefourrollerlevelingunit,crosscut,longitudinalcuttingandrewindingmachine,etc.Theproductcanbeusedinthecharacteristicsofthewidespecificationrange,precisethicknessandsmallsizedeviation,smoothsurface,goodboardshape,thestableperformanceandsoon.Peoplehaveassignedeachproductoutputreasonablyanddrewupthemetalbalancedofthetypicalmodelproductandstrandingsystemregulationscombiningeachproduct'smarketprospect,basedonannualoutputwhendesigning.Notonlythose,butalsopeoplehaveoptimizedproductionprocessofthecold-rolledsheet,synthesizedvarioustechnicalandeconomicindicators,anddrewtheworkshopplan.Inaddition,themanualalsoincludedaspecialsubjectsearchthesis:observationandanalysisoftherecrystallizationoftheMg-4Zn-1.5REalloystrandingsystemboardmaterialorganizes.Keyword：Coldrolledsheet;Heattreatmentprocess;Recrystallizationannealing;Workshopdesign辽宁科技大学本科生毕业设计第II页目录摘要................................................................................................................IABSTRACT.........................................................................................................II目录.................................................................................................................III1综述................................................................................................................11.1冷轧薄板简介...................................................................................................................11.2冷轧薄钢板生产工艺特点...............................................................................................21.3冷轧钢板的分类...............................................................................................................31.4冷轧薄板的质量控制.......................................................................................................31.4.1钢的化学成分对成品性能的影响.............................................................................31.4.2热轧带钢对冷轧钢板性能和组织的影响.................................................................51.4.3原料的几何尺寸对冷轧成品尺寸的影响.................................................................61.4.4坯料常见缺陷以及对冷轧生产的影响...................
