Portable automatic device maintenance operation platform

The invention discloses a portable maintenance operation platform for an automatic device. The portable maintenance operation platform comprises a supporting mechanism, a telescopic mechanism and a placing mechanism, the supporting mechanism comprises a supporting bottom plate; concave shaft grooves and oval long-strip grooves are formed in the supporting bottom plate, the concave shaft grooves are located in the rear ends of the oval long-strip grooves, and the number of the concave shaft grooves and the number of the oval long-strip grooves are both two; the telescopic mechanism comprises a pulley shaft which is embedded in the two groups of elliptical long-strip grooves and is in sliding connection with the elliptical long-strip grooves; the right side of the pulley shaft is rotationally connected with two sets of main connecting rods, main rotating shafts are arranged at the upper ends of the two sets of main connecting rods, auxiliary rotating shafts are slidably connected to the inner walls of the two s