球墨铸铁连杆铸造工艺设计.doc

攀枝花学院PanzhihuaUniversity铸造工艺课程设计说明书设计题目：球墨铸铁连杆铸造工艺设计姓名：xxxxx院系：材料工程学院专业：材料成型及控制工程学号：xxxxxxx指导老师：xxx时间：xxxxx攀枝花学院本科课程设计摘要PAGE\*MERGEFORMAT摘要首先，根据提供的零件图获取零件的技术要求、材料组成、结构特点、生产条件、生产批量及性能要求。然后，对零件结构的铸造工艺性进行分析，找出可能存在的结构问题提出改进措施或者预防缺陷的措施：根据零件的结构特点、技术要求、生产批量、生产条件选择铸造和造型方法。由零件的结构特点提出多种浇注和分型方案，综合对比分析，选择最为理想的浇注位置及分型面。再次根据铸造工艺方案和零件的特点，选用适宜的工艺参数，设计铸件的浇注系统并绘制铸造工艺图。关键词：球墨铸铁，铸造工艺，浇注系统，工艺参数攀枝花学院本科课程设计目录PAGE\*MERGEFORMATII目录摘要·······································································Ⅰ第1章绪论································································11.1课程设计的意义·························································11.2设计题目的提出·························································1第2章材料的确定·························································3第3章结构工艺分析······················································4第4章工艺方案的设计····················································54.1铸型种类及方法确定·····················································54.2型芯结构及制造·························································54.3分型面的筛选···························································64.4铸造位置及浇注口的确定·················································6第5章铸件工艺参数确定···················································75.1加工余量·······························································75.2起模斜度及圆角确定·····················································85.3收缩量选择·····························································85.4型芯及型芯头选择······················································8第6章浇注系统的拟定···················································106.1系统作用与结构分析····················································106.2横浇道及其结构························································106.3各组元截面尺寸确定····················································106.4系统引注位置的选用····················································126.5冒口及尺寸确定························································12附录········································································14总结·································