x5032铣床改造毕业说明书
      
        
            
              
              
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- x5032铣床改造毕业说明书目录
摘要……………………………………………………………………………………………1
引言....................................................................4
第1章 总体方案的确定............................ ......................5
     1.1设计的基本参数..... .............. ... ..........................5
     1.2设计内容......................................................5
     1.3设计要求 ........................... ............................5
   1.4选择脉冲当量........................... .........................6
	1.5计算铣削力...................... ................................6
	第2章 滚珠丝杆螺母副的计算和选型......................................7
	2.1X向(纵向)进给丝杆..................... .......................7
2.1.1计算进给牵引力..............................................72.1.2计算最大动负载C...............................................8
2.1.3滚珠丝杆螺母副的选择...........................................8 
2.1.4传动效率计算....................... ...........................8
	2.1.5刚度计算........................................................8
	2.1.6稳定性校核............................ .......................10
	2.2Z向(横向)进给丝杆..............................................11
	2.2.1计算进给牵引................................................11
	2.2.2计算最大动负C........................... ......................11
	2.2.3滚珠丝杆螺母副的择........................ ....................11
	2.2.4传动效率算.....................................................11
	2.2.5刚度算.........................................................11
	2.2.6稳定性校核.............................. ......................12
第3章 齿轮传动比计算............................. ......................14
	3.1纵向进给齿轮箱传动比计算.........................................14
	3.2横向进给齿轮箱传动比计算.........................................14
第4章 步进电动机的计算和选型...........................................15
	4.1纵向进给步进电机计算.............................................15
	4.1.1等效转动惯量计算..............................................15
	4.1.2电机力矩计算..................................................15
	4.1.3计算步进电机空载载起动频率和切削时的工作步频率.................17
4.2横向进给步进电机计算和选型..............................