大连民族学院 2007 届机械设计制造及其自动化专业本科毕业论文
目录
第 1 章 绪论..............................................................................................................1
1.1 课题来源............................................................................................................1
1.2 晾衣服架的发展现状 .............................................................................................1
1.3 系统的研究意义.....................................................................................................2
第 2 章 系统总体方案设计 ..........................................................................................3
2.1 总系统设计框图.....................................................................................................3
2.2 系统组成概述 .........................................................................................................3
2.3 系统硬件电路选择 .................................................................................................3
2.4 系统软件结构设计 .................................................................................................4
2.5 机械结构设计 .........................................................................................................5
第 3 章 控制系统硬件设计 ..........................................................................................6
3.1 单片机的介绍及其工作系统设计 .........................................................................6
3.2 温度传感器电路.....................................................................................................7
3.3 湿度传感器电路.....................................................................................................9
3.4 光敏检测电路 .......................................................................................................10
3.5 显示电路...............................................................................................................11
3.5 步进电机及其驱动电路 .......................................................................................11
第 4 章 控制系统软件设计 ........................................................................................14
4.1 系统初始化...........................................................................................................14
4.2 液晶显示...............................................................................................................15
4.3 温度检测...............................................................................................................15
4.4 湿度检测...............................................................................................................16
4.5 电机控制程序 .......................................................................................................17
第 5 章 机械系统的设计 ..........................................................................................18
5.1 传动螺纹的选择 ...................................................................................................18
5.1.1 螺栓的选择 .......................................................................................................18
5.2 螺纹传动的选择 ...................................................................................................19
5.2.1 耐磨性计算 .......................................................................................................19
5.2.2 螺杆的强度计算 ...............................................................................................20
5.2.3 螺母螺纹强度计算 ...........................................................................................21
第 6 章 系统整体调试 ................................................................................................23
结 论........................................................................................................................24
谢 辞........................................................................................................................25
参 考 文 献................................................................................................................26