汽车密封条在线精密裁断机控制系统的设计  

Design of Control System for On-line Precision Cutting Machine for Automobile Sealing Strip

作　　者：肖成军[1] 钟小华[1] 李林[1] 徐志伟 罗海龙 XIAO Cheng-jun;ZHONG Xiao-hua;LI Lin;XU Zhi-wei;LUO hai-long(School of Electromechanical Engineering,Guangdong Bai yun University,Guangzhou 510450,China;Guangzhou Yu Hao Mechanical and Electrical Equipment Co.,Ltd,Guangzhou 510800,China)

机构地区：[1]广东白云学院机电工程学院,广州510450 [2]广州宇昊机电设备有限公司,广州510800

出　　处：《装备制造技术》2018年第10期36-39,共4页Equipment Manufacturing Technology

基　　金：广东省普通高校青年创新人才项目(2017KQNCX225);广东白云学院校级科研项目(BYKY201636)

摘　　要：为了实现橡胶密封条连续生产过程中裁断长度准确以及裁断速度与产线速度自动匹配,分析了汽车密封条在线精密裁断机的机械结构组成和工作过程。该控制系统以三菱FX3U系列PLC作为主控制器,通过检测入料缓存区三个传感器的状态,利用FX2N-2DA模拟量单元实现进料牵引伺服电机和出料输送带的高、中、低速自动匹配调速控制;长度设定装置设有减速位、裁断位和偏差检测传感器,实现精确定长裁断和成品分拣;以触摸屏作为人机交互界面,实现参数设置和生产过程监控。该控制系统具有手动、自动回原点、单周期运行、自动运行四种工作模式,控制效果良好,已经应用于实际生产。In order to achieve accurate cutting length in the continuous production process of rubber seals,and automatic adjustment of cutting speed according to line speed.The mechanical structure and working process of the on-line precision cutting machine for automobile sealing strip are analyzed.The control system takes MITSUBISHI FX3U series PLC as the main controller,by detecting the state of the three sensors in the input buffer area,using FX2N-2DA Analog Unit to Realize High,Medium and Low Speed Automatic Matching Speed Control of Feeding Traction Servo Motor and Feeding Belt.The length setting device is provided with a deceleration position,a cutting position and a deviation detecting sensor to realize precise length cutting and product sorting.Using MITSUBISHI touchscreen as human-machine interaction interface,parameter setting and production process monitoring are realized.The control system has four working modes,including manual,automatic return to the origin,single-cycle operation and automatic operation.The control effect is good and has been applied to practical production.

关 键 词：裁断机 控制系统 汽车密封条 PLC 

分 类 号：TP271[自动化与计算机技术—检测技术与自动化装置]