年产200万吨1780热轧带钢车间设计

河北联合大学轻工学院QINGGONGCOLLEGE,HEBEIUNITEDUNIVERSITY毕业设计说明书设计题目：年产200万吨1780热轧带钢车间设计学生姓名：学号：专业班级：08轧钢1班学部：材料化工部指导教师：2012年05月21日摘要I摘要板带钢是钢铁产品的主要品种之一，广泛应用于工业，农业，交通运输和建筑业。宽带钢在我国国民经济中的发展中需求量很大。世界各国近年来都在注重研制和使用连铸连轧等新技术和新设备来生产板带钢。本设计为年产200万吨1780热轧带钢车间设计，典型产品厚度为3.0mm。为了满足高质量和高性能板材要求，本次设计结合唐钢1700mm、宁钢1780mm、鞍钢1780mm热轧车间设计了年产200万吨的1780mm常规热轧车间。设计采用两架四辊可逆粗轧机，轧制六道次，精轧机选用六架非可逆轧机轧制六道次，通过采用CVC轧机、PC轧机和厚度自动控制(AGC)等技术相结合来控制板型和厚度，在精轧前采用无芯轴隔热屏热卷箱。在此设计中详细地介绍了原料的选择、生产工艺的制定、典型产品工艺计算、主要设备和辅助设备的选择等一系列过程。按照要求计算了轧制力，轧制力矩，电机功率等问题，且对轧机进行了校核，并且设计了凸度，挠度以及年产量等问题。关键词：热轧；板带钢；CVC轧机；压下规程AbstractIIAbstractPlatestripisoneofthemainvarietiesofsteelproducts,widelyusedinindustry,agriculture,transportationandconstruction.Widestripinthedevelopmentofournationaleconomyingreatdemand.Inrecentyears,countriesintheworldarepayingattentiontothedevelopmentanduseofcontinuouscastingandrolling,andothernewtechnologiesandnewequipmenttoproducesteelstrip.The1780isdesignedtoproduce2milliontonsofhotrolledstripplantdesign,atypicalproductthickness3.0mm.Tomeettherequirementsofhighqualityandhighperformanceboards,thisdesigncombinestheTangshanIronandSteel1700mm,Ningsteel1780mm,AnshanIronandSteel1780mmhotrollingworkshopdesignedannualoutputof2milliontonsof1780mmconventionalhotrollingworkshop.Designusestwofour-highreversingroughingmill,rollingsixtimes,finishingmillselectedsixnon-reversiblerollingmillsixtimes,throughtheuseofCVCmill,PCmillandthicknesscontrol(AGC)tocontrolpanelsandothertechnology-basedcombinationandthickness,intheno-mandrelbeforefinishingtheheatshieldcoilbox.Inthisdesigndetailsontheselectionofrawmaterials,productionprocessdevelopment,processcalculationtypicalproducts,themainequipmentandauxiliaryequipmentsuchasaprocessofselection.Inaccordancewiththerequirementsintherollingforce,rollingtorque,motorpowerandotherissues,andconductedacheckonthemill,andthedesignofthecrown,deflection,andoutputissues.Keywords:hotrolling;platestrip;CVCmill;rollingschedule目录IIIIII目录摘要.............................................................................................................................IAbstract.........................................................................................................................II第1章文件综述..........................................................................................................11.1热轧板带钢生产状况..........................................................................................11.1.1热轧宽带钢生产状况...................................................................................21.1.2热轧窄带钢生产状况...................................................................................31.2轧带钢市场前景和需求概况..............................................................................41.2.1热轧宽带钢市场前景...................................................................................41.2.2热轧窄带钢市场需求...................................................................................41.3今后热轧板带钢的发展趋势..............................................................................51.3.1热轧宽带钢发展方向...................................................................................51.3.2热轧窄带钢发展方向...................................................................................51.4本设计的目的和意义..........................................................................................6第2章生产方案及产品大纲的制定..........................................................................82.1产品方案的编制..................................................................................................82.1.1产品方案.......................................................................................................82.1.2编制产品方案的原则及方法.......................................................................82.1.3选择计算产品...............................................................................................82.1.4产品大纲.......................................................................................................92.2生产方案............................................................................................................102.2.1选择生产方案的依据.................................................................................102.3产品大纲............................................................................................................102.3.1坯料选择.....................................................................................................112.3.2原料规格选择.............................................................................................112.3.3产品规格.....................................................................................................112.3.4钢种方案.....................................................................................................11第3章生产工艺流程制定........................................................................................133.1制定生产工艺流程的主要依据........................................................................133.2生产工艺过程简述............................................................................................14第4章主要设备的选择与布置................