Micro-displacement visual measurement structure

The utility model discloses a micro-displacement vision measurement structure which comprises a three-dimensional image measurement instrument body, a square groove is formed in the upper surface of the three-dimensional image measurement instrument body, a micro-displacement positioning platform is connected in the square groove in a sliding mode, and a placing table is fixedly connected to the upper surface of the micro-displacement positioning platform. Sliding grooves are formed in the two sides of the micro-displacement positioning platform, two sliding frames are slidably connected into the sliding grooves, a clamping plate is fixedly connected between the two opposite sliding frames, tension springs are arranged in the sliding grooves, and the two ends of the tension springs are fixed to the two sliding frames respectively. According to the utility model, not only can an object be prevented from deviating from a measuring point to influence a measuring result, the measuring accuracy of the measuring me