基于LabWindows CVI的扭矩扳手数据处理系统的设计与实现  

Design and realization of torque wrench data processing system based on LabWindows CVI

作　　者：王瑜[1] 闫沫[2] 

机构地区：[1]西安航空学院机械工程系,陕西西安710077 [2]西安建筑科技大学机电工程学院,陕西西安710055

出　　处：《电子设计工程》2014年第1期51-53,共3页Electronic Design Engineering

基　　金：陕西省教育厅专项科研项目(2010JK618)

摘　　要：针对工业现场对扭矩扳手的检定点、自动检定次数、加荷速率等参数进行实时监控,扭矩扳手相关资料的录入、存储、查询,及扭矩仪表的数据采集、电动机控制等功能的要求,为了适应现场环境,提出了一种将传感器技术、数据库技术、控制技术及虚拟仪器技术相结合的设计方案。该方案以研华TPC-1570H工控机、PCI-1761采集卡和TCA称重传感器结合AT-150扭矩测量仪为平台,设计了数据采集模块、扭矩测量仪控制模块和电机控制模块。应用虚拟仪器软件LabWindows CVI编写程序,实现了对扭矩扳手检定值的采集、分析、存储、打印和报警。经过试验测试表明:系统运行稳定,效果良好。A design approach of the real-time data acquisition system based on sensor, database, control and virtual instrument is introduced, which uses sensor for verified points of torque wrench, automatic verification times and loading velocity monitoring, and related data input, storage, information inquiry of torque wrench, and data acquisition for torque instrument, motor control to meet the industrial field requirements.The data acquisition module, torque measuring instrument control module and motor control module is based on TPC-1570H, PCI-1761, TCA sensor, and AT-150, and it is also controlled and processed by LabWindows CVI software.It realizes the data acquisition, analysis, storage, and alarm for detection value of torque wrench.The experiment shows that the system works stabily, the effects are good.

关 键 词：LABWINDOWS CVI 传感器 扭矩 数据处理 

分 类 号：TN80[电子电信—信息与通信工程]