针对传统小袋茶装盒过程中存在人力和财力浪费的缺点,分析了袋泡茶装盒机的工作原理,提出了使用西门子公司的S7-200 系列的PLC 作为主控制器,对控制系统进行硬件配制、输入/ 输出点的分配,并完成了系统软件设计。应用PLC 进行袋泡茶自动装盒机控制系统的设计,系统控制灵活,运行可靠,降低了成本,具有较好的实用性。

Traditional sachet tea boxing process has the weaknesses wasting human and financial resources. Teabag boxing machine working principle was analyzed. The control system of teabag automatic boxing machine was put forward, which used Siemens S7-200 series PLC as main controller. Hardware configuration and distribution input/ output points of the control system were carried out, and the system software was designed. The control system of teabag automatic boxing machine was designed using PLC, which was flexible system control, reliable operation, reduced costs, and having good practicability.