1辽宁科技大学课程设计目录1原料选择及加工.............................................................1原料选择及加工...............................................................31.1原料选择.......................................................................................................................31.2原料的检查和清洗.......................................................................................................31.3原料的加热和加热炉...................................................................................................41.3.1原料的加热........................................................................................................41.3.2加热炉................................................................................................................5214#工字钢孔型设计..........................................................52.1工字钢的生产工艺流程...............................................................................................52.2孔型设计准备...............................................................................................................62.2.1孔型系统的选择................................................................................................72.2.2孔型设计的原则................................................................................................72.2.3轧制道次的计算................................................................................................72.2.4延伸系数分配原则............................................................................................82.2.3腿部变形原则....................................................................................................82.4孔型系统计算...............................................................................................................82.4.1成品孔孔型系统计算........................................................................................82.4.2成品前孔K2孔的设计......................................................................................91.4.3K3孔的设计..................................................................................................102.4.4K4孔的设计.....................................................................................................112.4.5K5孔的设计.....................................................................................................122.4.6K6孔的设计....................................................................................................122.4.7K7孔的设计.....................................................................................................132.4.8K8孔的设计.....................................................................................................142.4.9K9孔的设计(切深孔孔型设计)......................................................................152.4.10K10孔的设计（预切深孔孔型设计）..........................................................1612辽宁科技大学课程设计2.4.11K11孔的设计................................................................................................162.5轧制规程设计.............................................................................................................162.5.11950开坯机压下规程的编制.........................................................................162.5.2轧...
