For test of the contact character parameters of rolling guide in the high speed and high accuracy machine, the single-DOF component analysis aproach is put forward in this paper.

• 本文针对高速、高精度机床中采用的滚珠导轨结合面参数的测试提出单自由度分量分析法对机床滚珠导轨进行模态测试分析。