基于PLC的铝合金型材切割机控制系统设计

The control system development of the aluminum alloy profile cutting machine based on PLC

为实现铝合金型材切割过程的自动化,设计了基于可编程逻辑控制器的控制系统。介绍铝合金型材切割机的机械结构与工作原理,根据铝型材切割机的切割工艺要求,进行液压控制系统设计,选择合适的电器元件,进行主电路电气控制系统设计。分配可编程逻辑控制器的输入输出端口,绘制可编程逻辑控制器外部接线图,编写程序流程图,并成功进行调试。实际运行结果表明,该控制系统操作简单方便、运行平稳可靠,能很好地完成铝型材的切割加工。

In order to realize the automatic cutting process of aluminum alloy profiles,it develops the control system based on PLC.It introduces the structure and working process of aluminum alloy profile cutting machine.Based on the cutting process requirement of the aluminum profile cutting machine,it establishes the hydraulic control system,selects the appropriate electrical components to design the main circuit of the electrical control,distributes the input and output ports of PLC,draws the PLC external wiring diagram and the program flow chart successfully.The actual operation results show that the control system of the cutting machine is simple and convenient operation,stable and reliable operation,and can finish the cutting thin aluminum profiles very well.