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目 录
摘要及关键词············································································3
正文·······························································································4
前言部分·······················································································4
本论部分·······················································································5
第1章 绪论····················································································5
1.1 机床机电一体化改造总体方案的设计··············································5
1.2 开环伺服进给系统机械部分设计····················································5
第2章 机床机电一体化改造总体方案的设计·······························6
2.1 课程设计任务书············································································6
2.2 总体方案设计···············································································7
第3章 开环伺服进给系统机械部分设计·······································9
3.1 确定系统脉冲当量·········································································9
3.2 计算切削力···················································································9
3.3 滚珠丝杠螺母副的计算选型(纵向进给丝杠)·····································9
3.4 齿轮传动比计算···········································································14
3.5 步进电动机的计算和选型······························································14
第4章 机械传动机构的调整和结构的简要说明··························19
4.1 丝杠进给速度的调节···································································19
4.2 轴向的预紧力的调整及定位··························································19
结论部分······················································································19
设计体会····················································································20
参考文献····················································································21
摘要及关键词
【摘要】
数控机床作为机电一体化的典型产品,在机械制造业中发挥着巨大的作用,很好地解决了现代机械制造中结构复杂、精密、批量小、多变零件的加工问题,且能稳定产品的加工质量,大幅度地提高生产效率。但从目前企业面临的情况看,因数控机床价格较贵,一次性投资较大使企业心有余而力不足。我国作为机床大国,拥有大量的普通机床。因此,对普通机床数控化改造不失为一种较好的选择。
【关键词】
机电一体化
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