零件质量在机云检测无线终端设计

针对数字化闭环制造过程中的零件质量检测环节,设计了一种应用于零件质量在机检测系统的无线检测终端。首先介绍了零件质量在机云检测系统架构,接着给出了无线终端的功能需求,然后介绍了终端的硬件模块选型、系统设计,软件模块和流程设计以及WiFi网络上位机配置软件。终端硬件部分以嵌入式STM32芯片为核心,集成了RS485现场通讯、WiFi和GRPS无线网络通讯等模块,软件部分封装了质量数据采集、数据格式处理、无线网络通讯、现场设备控制、GPIO接口等模块。研究结果表明,系统作为连接现场设备和云端服务器的关键部件,可以用于生产过程的零件质量数据采集和远程设备监控,实现云计算模式下的零件质量控制。

Wireless terminal for on-machine cloud measurement system of parts quality

Aiming at the parts quality measurement process in the digital closed-loop manufacturing,a wireless terminal for on-machine measurement system of parts quality was designed.Firstly,framework of the on-machine measurement system was given,and functional requirements of the wireless terminal were presented afterwards.Then,hardware module selection and design,software module and worlflow of the wireless terminal were introduced,and the PC configuration software of WiFi network was designed.With a core embedded STM32 chip,the terminal was composed of RS485 communication module,WiFi and GRPS wireless network communication modules,etc.The terminal software was composed of the quality data collection,data format processing,wireless communications networks,field equipment control and GPIO interface module,etc.The results indicate that,as a critical component in the connection of field equipment and cloud server,this terminal can be used for the parts quality data acquisition,remote equipment monitoring,and parts quality control based on the cloud computing technology.