The structures of virtual roundness error measuring instrument, the data acquisition circuit of single chip microcomputer and the PC data processing software were introduced.

介绍了虚拟圆度误差测量仪的构成、单片机数据采集电路及PC机数据处理软件。

This instrument is used for measuring roundness, axis straightness, coaxality and circular run out error of shaft parts.

该仪器可用于圆度、轴线直线度、同轴度和径向跳动误差等项目的测量。