CA6140型车床主轴箱的设计.doc
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目录
摘要.. ...................................................................I
1引言............... ....................................................1
1.1 CA6140型普通车床在机械加工行业的作用...............................1
1.2 CA6140型普通车床的组成.............................................1
1.3 研究此题题的意义.. .................................................1
2 传动方案设计......................................................... ..3
2.1 结构式分析............................................ .............3
2.2 绘制转速图和系统图............................................... ..4
3 主要零件的设计和验算 . .................................................7
3.1 主轴箱的箱体... ....................................................7
3.2 普通V带传动的计算..................................................7
3.3 确定各轴和齿轮转速... ..............................................9
3.4各传动组齿轮模数和直径的确定........................................9
3.5 齿轮强度校核 ......... ............................................11
3.6 确定各轴最小直径 .................... ............................14
3.7 传动轴的校核............................................... .......15
3.8 主轴最佳跨距的确定和主轴挠度................................... ...16
3.9 滚动轴承验算.................................................. ....18
4 结构设计和材料选择... .................................................21
4.1 带轮设计 ......... ................................................21
4.2 齿轮设计......... .................................................21
4.3 材料选择.................................................... ......21
4.4 轴承的选择.............................................. ..........21
4.5 主轴组件................................................ .. .......21
4.6 润滑系统.......................................... ................21
4.7 密封装置..................................................... .....22
5 结论... ...............................................................23
致谢语... ...............................................................24
参考文献. ...............................................................25
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