The invention discloses a machine vision based quick detection instrument. The machine vision based quick detection instrument adopts a machine vision technology to automatically take a reagent liquid, drip the reagent liquid, perform stirring and crushing, suck a sample liquid, drip the sample liquid, automatically recognize a test strip, automatically determine a detection result, automatically record, store and print the result and automatically and continuously complete a series of operation related in a detection process, the operation includes quantitative sucking and pipetting distribution, sample crushing, sample detection, automation and detection of a dismounting process of a sucker and a tool bit and the like, so that automation of the detection process is realized, influence of human and environmental factors on the detection result is avoided, the machine vision based quick detection instrument is simple to operate, accurate in detection, high in speed, time-saving and labor-saving, and the good detection method is provided for quality detection of the raw meat.