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目录
摘要·········································Ⅰ
Abstract······································Ⅱ
第一章 绪论···································1
1.1氧气顶吹转炉主体概述······························1
1.2 120T氧气顶吹转炉主体设备设计总体说明·············1
第二章 转炉炉型的设计························3
2.1根据原始数据对转炉炉腔类型进行选择及计算··········3
2.2对转炉炉体进行计算（炉衬、炉壳厚度、炉帽、炉身、炉底尺寸）···············································4
2.3 120T转炉炉型设计过程···························4
2.4设计原始条件及计算所得的数据······················7
第三章 倾动力矩的计算························8
3.1 倾动力矩简述·····································8
3.2 空炉重量及重心位置计算···························8
3.2.1计算思想······································9
3.2.2新炉空炉重量及重心位置·······················9
3.2.3老炉空炉重量及重心位置·······················10
3.2.4新老炉钢液的重心位置的确定···················11
3.3倾动力矩的计算···································13
3.3.1 计算方法简述································13
3.3.2．转炉倾动力矩的计算步骤·····················13
3.3.3．转炉倾动力矩的计算数据·····················14
第四章 托圈的设计···························20
4.1 托圈部件整体说明································20
4.2 托圈断面形状的选择······························21
第五章 耳轴支撑结构设计·····················22
5.1耳轴轴承的工作特点及其选择·······················22
5.2游动侧轴承支座的选择·····························22
第六章 倾动机构的设计·······················25
6.1倾动方案的确定··································25
6.2电动机的选择·····································26
6.3一级减速器的选择·································27
6.4二次减速器的设计·································28
6.5二次减速器机构及总装配图·························33
6.6本章小结·········································34
总结·········································35
致谢·········································39
参考文献·····································40
附录一 开题报告······························41
附录二 文献综述······························52
附录三 外文翻译······························59
第一章 绪论
钢铁工业是整个工业发展的基础，对一个国家而言，钢铁生产对十国民经济各部门都有重大意义。随着工业的迅速发展和现代科学技术的进步，对高质量钢的需求量口益增长，炼钢新技术和新工艺的不断涌现，与此相适应的炼钢设备也得到了很大的发展。过去炼钢工业在一个很长的时期内，以平炉炼钢为主。自1952年氧气顶吹转炉问世以后，使炼钢工业发生了变革，使得世界钢产量得到了迅速的增长。
氧气顶吹转炉炼钢又称LD炼钢法，1949年6月由奥地
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