目录引言...................................................................................................................................21.汽油机结构形式的设计................................................................................................21.1汽缸数和气缸布置的选择..................................................................................................21.2冷却方式..............................................................................................................................22.汽油机结构参数的选取................................................................................................22.1气缸直径的确定..................................................................................................................22.2缸径行程比S/D...................................................................................................................32.3转速n的确定.......................................................................................................................32.4汽缸工作容积与升功率......................................................................................................32.5缸心距的确定......................................................................................................................33.活塞组零件的参数选择................................................................................................43.1.活塞组的工作条件和设计要求..........................................................................................43.2活塞的材料..........................................................................................................................53.3活塞主要尺寸设计..............................................................................................................63.4活塞裙部及其侧表面形状的设计......................................................................................74.活塞销的设计................................................................................................................85.活塞环设计..................................................................................................................105.1活塞环的密封机理............................................................................................................105.2．气环的设计.....................................................................................................................115.3油环的设计........................................................................................................................125.4活塞环强度校核................................................................................................................136.连杆组零件参数的选择..............................................................................................146.1连杆的工作情况...................................................146.2连杆的材料........................................................................................................................146.3连杆长度的确定................................................................................................................146.4连杆小头的设计................................................................................................................146.5连杆杆身的设计.........................
