薄板激光焊机激光梁位置伺服系统  

Position Servo System for Laser Beam of Laser Welding in Thin Strip Steel Plate

作　　者：董砚[1,2] 杨洪[1] 王睿[1] 何林[1] 

机构地区：[1]河北工业大学控制科学与工程学院,天津300130 [2]河北省控制工程技术研究中心,天津300130

出　　处：《仪表技术与传感器》2012年第7期55-57,共3页Instrument Technique and Sensor

基　　金：河北省科技支撑计划项目(07212114D)

摘　　要：介绍了冷轧薄板生产线LW21L激光焊机激光梁位置伺服控制系统的相关工艺和控制方法。该位置伺服系统采用SIMODRIVE 611U变频、1FK7交流同步伺服电机和旋转编码器等电器。根据焊接工艺需要伺服系统的定位方式设置为手动控制和自动控制两种,定位系统设置为相对位置定位系统和绝对位置定位系统。采用PROFIBUS通信,保证了参数的快速、准确传递。该系统实现了切割光头和焊接光头的精确定位以及速度的闭环控制。Technological process of servo system and control system for laser beam of LW21L type laser welder in cold rolled plate production line were introduced.Siemens SIMODRIVE 611U inverter,1FK7 ac synchronous servo motor and revolving encoder were adopted in the control system.Manual localization way for the servo control system was set as manual control and automatic control,positioning system was set as relative positioning system and absolute positioning system according to the welding process.PROFIBUS was adopted to communicate,to ensure the parameters of the rapid and accurate transfer.This system realizes the cutting baldheaded and welding baldheaded of accurate location and speed closed-loop control.

关 键 词：激光焊机 位置伺服 变频器 定位 

分 类 号：TP273[自动化与计算机技术—检测技术与自动化装置] TG439.4[自动化与计算机技术—控制科学与工程]