内蒙古科技大学毕业设计说明书摘要本设计是年产量为230万吨的中厚板生产车间,其典型产品为16Mn,42×4600mm。在整个设计过程中,简单介绍了中厚板生产技术的发展,国内外的差距以及采用的新技术;该车间的主要设备包括:两座步进梁式加热炉、翻转机装置、高压水除磷装置、一台四辊可逆式轧机,还有各种附属设备。在设计时,以设定的年产量为基础,结合各产品的市场前景,按规格合理的设计了产品方案,制定了金属平衡表;并以典型产品为例,制定工艺流程和轧制制度,其中轧制制度包括:压下制度、速度制度和温度制度;并进行了轧制力计算、电动机载荷和轧辊强度的校核。设计中对年产量进行了计算,提出各项经济技术指标以及对环境保护的措施。得出了科学合理的中厚板车间设计方案。最后绘制了一张车间平面图,最后附有一篇外文资料及译文。本车间的设计特点包括:产品高强度,机械性能好,采用了先进的生产技术,考虑了环保的要求。从总体上说,达到了高产低耗。关键词:中厚板;轧制制度;船板1内蒙古科技大学毕业设计说明书AbstractInthispaper,aheavyplateplantwhichproduces230ten-thousandtonsperyearwasdesignedinthisthesis.Thetypicalproductis16Mn,42×4600mm.Thedesignissimplyintroducedthedevelopmentofproductiontechnologyoftheheavyplateinawholedesign,thedisparitygapofthehomeandabroadandtheheavyplatemeansinthisdesign,andadoptthenewtechnology.Themaininclude:2step-beamfurnace,reversaldevicehigh-pressure-waterdescalingunit,1four-rollreservableroughmill,aswellasvariousappurtenances.Accordingtothedesignedannualcapacity,andconsideringmarketprospectsoftheproducts,theproducts’schemeandmetalbalanceweredesignedreasonably.Therollingsystemincludes:press-downsystem,velocitysystemandtemperaturesystem.Then,therollforcewascalculated;theelectromotorloadandtherollstrengthwerechecked.theelectromotorloadandtherollstrengthwerechecked.Andmakedoutascientificandreasonableheavymediumplatedesignscheme.Aplantlayoutdrawingwasalsoaccomplishedinthedesign,AnEnglishpaperanditstranslationbyauthorwereattachedtothethesis.Thefeaturesofthedesignedworkshopinclude:ofhighstrengthofproductsandmechanicalpropertyoftheproducts,adoptionofadvancedprocessingtechnology,andenvironmentalprotectionconsideration.Theplantachieveshighproductioninlowerconsumption.Keywords:heavyplate;rollingsystem;shipplateII内蒙古科技大学毕业设计说明书摘要.............................................................................................................................................1Abstract......................................................................................................................................II第一章引言...............................................................................................................................11.1国内外宽厚板发展状况...............................................................................................11.1.1国外宽厚板发展概况........................................................................................11.1.2国外厚板轧机的发展........................................................................................11.1.3轧制技术的发展现状........................................................................................51.2我国宽厚板发展概况...................................................................................................81.2.1宽厚板的生产工艺流程..................................................................................101.2.2现代宽厚板轧机的设备........................................................