多电弧焊接过程监测教学实验平台设计  

Design of the Teaching Experimental Platform for Monitoring Multiarc Welding Processes

作　　者：冯曰海[1] 张天齐 周櫈 王克鸿[1] FENG Yuehai;ZHANG Tianqi;ZHOU Deng;WANG Kehong(School of Materials Science and Engineering,Nanjing University of Science and Technology,Nanjing 210094,China)

机构地区：[1]南京理工大学材料科学与工程学院,南京210094

出　　处：《实验科学与技术》2020年第4期138-142,共5页Experiment Science and Technology

基　　金：江苏省高等教育教改课题(2017JSJG117);南京理工大学高等教育教改重点课题(2017-I-10);南京理工大学自主探索专项(30918013120)。

摘　　要：该文基于LabVIEW虚拟仪器开发平台,该文自主研制了一种多电弧焊接过程参数监测教学实验平台。该平台的硬件装置包含触控显示主控模块、数据采集滤波模块、特征参数传感模块和高频高压信号隔离模块等构成,软件系统分别针对单丝熔化极气体保护焊、双丝熔化极电弧焊、钨极氩弧焊和等离子弧焊焊接过程,开发了各自的焊接电流、电弧电压和熔敷金属温度等参数检测记录与分析模块。该实验平台已经用于开具了多项创新实验项目,教学实践表明,该平台具有良好的人机界面和智能评价特性。教学平台的应用和创新实验项目的实施,有效提升了学生对现代科学知识的应用与创新实践能力,为新工科创新人才的培养提供了支撑。A teaching experimental platform for monitoring and measuring multi-arc welding processes has been developed based on LabVIEW virtual development platform.Its hardware equipment includes touch displaying control module,data filtering module,signal sensing module and high frequency and high voltage signal isolation module.Its software system includes four software modules for monitoring and measuring arc welding of single wire gas metal,double wire gas metal,gas tungsten and plasma.Each software module can monitor and measure welding current signal,arc voltage signal and deposited metal temperature signal.The platform has been used in many innovative experimental projects.Teaching practice shows that it has good man-machine interface and intelligent function.The teaching platform and the innovative experimental projects have effectively enhanced the students'capability of applying modern scientific knowledge and making innovation in practices,which provide powerful support for training new engineering professionals.

关 键 词：电弧焊 虚拟仪器 教学实验平台 数据采集 

分 类 号：G484[文化科学—教育学] TM933[文化科学—教育技术学]