机加工自动线电气控制系统设计
机加工自动线电气控制系统设计摘 要：本机加工自动线仿真与控制系统由仿真计算机、PLC控制系统及PLC与仿真计算机之间的通讯接口装置三部分组成。
本设计主要介绍了系统的机械和液压原理、设计要求、控制方案的确定、硬件部分设计和软件部分设计等几个部分。
硬件设计介绍了PLC型号的选择、PLC的'输出元件及其分配情况以及PLC输出元件型号的选择。
软件设计主要介绍了单机半自动程序、单机工步程序和全线自动回原点程序的设计。
关键词：可编程序控制器；机加工自动线；程序设计；控制系统
Machine tooling electric control system of transfer machine designAbstract：This machine tooling transfer machine emulation and control system are made up of emulation computer, PLC control system and PLC and emulation three parts of device of interface of communication of computer.
The design introduces systematic machinery and hydraulic pressure principle, designing requirement, control sureness, hardware design and software design.
The hardware design introduces how to choose the type of PLC in the design,the output elements of PLC with their distribution,and how to choose the type of the output elements of PLC.
The software design introduces the half automation of single machine working，the procedure of single machine working step and the design of the whole line come back to the origin automatic.
Keyword: Programmable Logic controller; Transfer machine of machine tooling; procedure design; control system
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