基于点焊U-I图的信号采集与喷溅分析  

Signals collecting and expulsion analyzing based on U-I image of spot welding

作　　者：李如雄[1] 方平[2] 

机构地区：[1]景德镇陶瓷学院机电学院,江西景德镇333403 [2]南昌航空工业学院材料科学与工程学院,江西南昌330034

出　　处：《焊接技术》2010年第4期41-45,共5页Welding Technology

基　　金：江西省材料科学与研究中心基金资助项目(ZX20031001);江西省教育厅基金资助项目(DB200301069);江西省景德镇市科技计划项目;江西省教育厅青年基金项目

摘　　要：基于Windows环境、高速数据采集卡PCL1800和工控机通用平台,采用VC++开发了一套信号采集、信号处理、实时显示的焊接电信号测试分析软件。该系统能精确采集点焊过程的电极间电压和焊接电流波形,并提取出焊接过程动特性的喷溅特征信息,从而为高性能焊机的研制和焊接参数的优化提供了一个强有力的工具。Based on general platform with Windows operation circumstance,high speed data acquisition card PCL1800 and industrial computer,a software for detecting and analyzing electric signals in spot welding process with high speed and multifunction had been developed by using Visual C++6.0.The system could detect current and voltage waveform of spot welding process,and extracted dynamic expulsion characteristic information of spot welding process.Thus,it provided a powerful tool for developing high performance welding machine and optimizing parameters in spot welding process.

关 键 词：点焊过程 U-I图 喷溅 

分 类 号：TG453.9[金属学及工艺—焊接] TP274.2[自动化与计算机技术—检测技术与自动化装置]