磁致伸缩位移传感器在精密注塑机上的应用  

Application of magnetostrictive displacement sensor in precision injection molding machine

作　　者：王智强[1] 彭勇刚[1] 韦巍[1] 

机构地区：[1]浙江大学电气工程学院,浙江杭州310027

出　　处：《传感器与微系统》2010年第9期138-140,144,共4页Transducer and Microsystem Technologies

基　　金：国家科技支撑计划资助项目(2007BAF13O3);中国博士后基金资助项目(20090451451)

摘　　要：介绍了磁致伸缩位移传感器的测量原理及其在精密注塑机控制系统上的应用。与传统传感器相比,新型传感器具有高精度、高稳定性等特点,为精密注塑提供了足够的测量精度。结合DSP的CAN接口,设计了位移采样系统。实验结果表明:系统运行可靠,采样结果快速准确。The measurement principle of magnetostrictive displacement sensor and its application in precision injection molding machine control system are presented. Compared with traditional sensors, the new type of sensor has high precision and high stability, which can provide sufficient precision in precision injection molding. Displacement sampling system is designed combined with CAN-interface of DSP. The experimental results show that the system is reliable, and the sampling results are fast and accurate.

关 键 词：磁致伸缩 CAN总线 注塑机控制系统 

分 类 号：TP212[自动化与计算机技术—检测技术与自动化装置]