The utility model discloses a detection apparatus for clean performance of clean robot. The measurement flat board is rectangle, measures dull and stereotyped four supports of four corners installation, and four baffles are installed on four limits, and it is initial regional that the survey is arranged in to the clean robot that awaits measuring, measuring device includes four high accuracy cameras, four cameras pass through that the connecting rod is articulated install the support in four corners on, the vision field that four cameras cooperate formation jointly covers whole measurements flat board, accessories is including putting barrier and the dust distributor on measuring the flat board, and the dust distributor is equipped with the dust. The utility model discloses an operational environment of dust distributor and various barrier simulation clean robot trails the method that clean robot movement track adopted the repeat coverage to remove, the coverage rate and the clean rate of calculation clean robot through machine vision, can carry out the detection of high efficiency, accuracy to clean robot X's clean volume performance, coverage rate performance simultaneously.