The utility model discloses a track adjuster, including the horizontal plate, horizontal plate one end is provided with the cardboard, the horizontal plate other end is provided with the base, the blind hole that is provided with vertical direction on the base just the blind hole opening down, be provided with movable post in the blind hole, activity capital portion with be provided with assorted guide rail and guide slot between the blind hole bottom surface, activity toe portion is provided with the locating pin, base top fixedly connected with support frame, be provided with the prism that can rotate on the support frame. This track adjuster is through its structural design, and convenient to use measures accurately, can effectively improve orbital installation rate of maglev train and installation accuracy.