水泥包装机毕业论文

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1、水泥包装机毕业论文四川工商职业技术学院材料工业仪表及自动化课程设计设计题目水泥生产配料的过程控制设计学生姓名杨威专业班级材料15314学号2013059071指导老师郭海燕2016年12月23日beconsistentwithinthesamedisk.Alternateunifiedcorerequirementsplacedontheterminalstripterminals,onlineidentityandensurethecoppercoreisnotexposed.6.4.6enclosurewithinthesametothecablecoreprovidesbinding

2、intoacircle,harnesstiespacingisgenerally100mm;branchofficesshallbebindingonbothends,eachcore水泥包装机毕业论文目录前言.........................................................11.1选题背景......................................................11.1.1老式水泥包装机.................................................11.1.2称重控制机构

3、电子化发展概况.....................................11.2本文主要工作......................................................21.2.1本设计工作的主要内容..........................................21.2.2系统设计思想..................................................3第一章系统综述.......................................................42.1系统概

4、述........................................................42.2系统的工作原理.....................................................42.3设计方案选择.....................................................52.3.1电磁阀阀值控制方案论证系统.....................................52.3.2显示方案选择..............................................

5、......62.3.3信号放大环节方案选择............................................62.3.4皮中测量方案选择................................................7第二章系统硬件设计....................................................83.1称重单元........................................................83.1.2精密放大器.................................

6、..................93.1.3数模转化电路................................................123.2.80c51单片机示意图及应用.........................................143.3键盘及其显示单元.............................................163.4称重显示单元.................................................203.5报警控制................................

7、.....................223.6压袋落袋装置及传送带..........................................223.7电源设计.....................................................24参考文献..........................................................15becons