真空钎焊炉自动控制系统的开发  

Development of Automatic Control System of Vacuum Brazing Furnace

作　　者：李子洋 史春景[1,2] 郝永平[1,2] 宋国营 Li Ziyang;Shi Chunjing;Hao Yongping

机构地区：[1]沈阳理工大学机械工程学院,沈阳110159 [2]沈阳理工大学辽宁省先进制造技术装备重点实验室,沈阳110159 [3]沈阳豪邦机器人股份有限公司,沈阳110045

出　　处：《上海电气技术》2024年第4期90-96,共7页Journal of Shanghai Electric Technology

基　　金：辽宁省应用基础研究计划项目(编号:2022JH2/101300254)。

摘　　要：通过分析卧式真空钎焊炉的工作原理和控制要求,采用可编程序控制器,将触摸屏作为人机交互界面,开发了真空钎焊炉自动控制系统。对泵电机主电路和包括功率控制器、温控仪、记录仪、加热系统在内的控制电路进行了设计,同时开发了人机交互的工艺参数设置界面、温度控制界面、越限报警界面、数据报表及历史曲线界面,并设计了可编程序控制器控制程序。通过调试表明,开发的真空钎焊炉控制系统可以精准控制升温过程,具有较高的可靠性和自动化程度,解决了手动操作复杂的问题。By analyzing the working principle and control requirement of the horizontal vacuum brazing furnace,a PLC was employed with a touchscreen as the human-computer interface to develop an automatic control system of the vacuum brazing furnace.The design included the main circuit for the pump motor and control circuits comprising power controller,temperature controller,recorder,and heating system.Additionally,the human-computer interfaces for process parameter setting,temperature control,limit exceeding alarm,data report,and historical trend display were developed.The PLC control program was designed at the same time.Through debugging,the developed automatic control system of the vacuum brazing furnace demonstrates precise temperature control during heating,exhibiting high reliability and automation,effectively resolves issue associated with complex manual operation.

关 键 词：钎焊炉 自动控制 设计 应用 

分 类 号：TG439.1[金属学及工艺—焊接]