目录
绪 论............................................................................................................1
第一章 材料分拣装置结构及总体设计....................................................2
1.1 材料分拣装置工作过程概述 ..........................................................................3
1.2 系统的技术指标 ..................................................................................................5
1.3 系统的设计要求 ..................................................................................................6
1.3.1
功能要求 ..........................................................................................................6
1.3.2
系统的控制要求..............................................................................................6
第二章 控制系统的硬件设计....................................................................8
2.1 系统的硬件结构 ..................................................................................................8
2.2 系统关键技术.......................................................................................................9
2.2.1
确定 I/ O 点数................................................................................................9
2.2.2
PLC 的选择 ....................................................................................................9
2.2.3
PLC 的输入输出端子分配...........................................................................9
2.2.4
PLC 输入输出接线端子图.........................................................................11
2.3 检测元件与执行装置的选择 ........................................................................12
2.3.1
旋转编码器....................................................................................................12
2.3.2
电感传感器....................................................................................................14
2.3.3
电容传感器....................................................................................................15
2.3.4
颜色传感器....................................................................................................17
