一种嵌入式微小长度自动测量装置的设计

介绍了一种用于对微小长度进行自动测量的嵌入式系统装置,由单片机模块、FPGA、DDS正弦信号发生电路、差动耦合变压线圈和机械传动组件、电压检测电路、电机驱动电路等组成.本装置利用电磁变换的特性和差动变压的原理,结合最新的嵌入式系统控制技术,针对微小长度和微小长度变化量进行自动定位和检测,测量精度≤0.05 mm,装置结构简单,使用方便,而且可以根据不同的应用要求进行灵活变换.

An apparatus measuring and determining the small length automatically

An apparatus which can measure and determine the small length automatically,is introduced.It consists of the microcontroller units,FPGA,DDS sine wave generator,differential transformer wire,gears,voltage measurement circuit,motor driving circuit,etc..It used the magnetic-electric transformation and the principle of the differential transformer.Combining with the newly developed embedding control technology,it's pointed to the automatic measurement and determination,accurate error≤0.05 mm.The apparatus is simple,easy to use and has the flexibility to adapt to the new usage.