年产60万吨棒材生产车间工艺设计摘要本设计为年产60万吨棒材车间工艺设计。产品为Φ16～Φ36mm的热轧带肋钢筋和圆钢，主要钢种为碳素结构钢，优质碳素结构钢，低合金钢，产品质量执行国家标准。根据成品规格选择尺寸为150mm×150mm×10000mm的连铸坯为原料，加热炉为三段步进梁式加热炉。本设计采用全连续轧制生产工艺，全线共有轧机18架，其中粗轧机6架，中轧机6架，精轧机6架，终轧最大轧制速度为13m/s。设计中采用的孔型系统为：扁箱（1#）—方箱（2#）—椭（3#）—圆（4#）—椭（5#）—圆（6#）—椭（7#）—圆（8#）—椭（9#）—圆（10#）—椭（11#）—圆（12#）—椭（13#）—圆（14#）—椭（15#）—圆（16#）—椭（17#）—圆（18#）。关键词：工艺设计，热轧带肋钢筋，型钢、连铸坯，全连续轧制1第1页ProcessDesignofhotrolledbarWorkshopwithProductionCapacityof600,000t/aSpecialty：MetalMaterialEngineeringName：YangLeiInstructor：ZhaoXichengAbstractThisisthetechnologydesignforproducingsix-hundredthounsandstonsofhotrolledbarworkshopperyear.ThesizeoftheproductisbetweenΦ16andΦ36withthemajorsteelgradeofthecarbonstructuralsteel,thecarbonconstructionalqualitysteelorthelowalloyedsteel.Andwecarryoutnationalstandardduringtheproduction.Accordingtothesizeofproductweusetheconcastbilletswiththesizeof150mm×150mm×10000mmfortherawmaterialandtheWalkingBeamHeatingFurnace.Weusecontinuousrollingtechnology，thereis18millincommon,6forroughingmill,6formediummill,6forfinishingmill.Thelargestendmillspeedisabout13m/s.Intheproductionofsteelrollingweusethepasssystemofsquare－square－ellipse－circle－ellipse－circle－ellipse－circle－ellipse－circle－ellipse－circle－ellipse－circle－ellipse－circle－ellipse－circle．Keywords：processdesign，hotrolledribbedbar，shapesteel，concastbillet，fullycontinuousrolling2第2页目录1绪论...........................................................................................................................12产品方案和产品标准...............................................................................................52.1产品方案的制定.................................................................................................52.2计算产品的选择.................................................................................................62.3产品标准与技术要求.........................................................................................73坯料选择和金属平衡表..........................................................................................103.1坯料选择...........................................................................................................103.2金属平衡表.......................................................................................................104制定生产工艺流程.................................................................................................124.1生产工艺的制定...............................................................................................124.2生产工艺过程...................................................................................................145.孔型设计.................................................................................................................195.1孔型系统选择...................................................................................................195.2孔型设计的内容..............................................................................................195.3孔型设计的要求.............
