The utility model relates to an automatic rubber coating bonding system of heliostat, including triaxial spreading machine no. 1 and triaxial spreading machine no. 2, triaxial spreading machine no. 1 links to each other with walking track no. 1, and can be along walking track no. 1 in the epaxial operation of X, triaxial spreading machine no. 2 links to each other with walking track no. 2, and can be along walking track no. 2 in the epaxial operation of X, with triaxial spreading machine no. 1, two corresponding belows of triaxial spreading machine are equipped with automatic conveyer belt, through triaxial spreading machine no. 1, settled date border behind the two difference rubber coatings of triaxial spreading machine, carry after angular adjustment is unified to the angular adjustment platform by automatic conveyer belt, wherein triaxial spreading machine no. 1 control by the electric box with triaxial spreading machine no. 2. The utility model discloses a two gluey rubber coating systems, what the bonding that makes the heliostat can be fixed fast clings, can guarantee the long -term stability of adhesive effect again, through the angular adjustment platform, the heliostat is connected with the direct quick batch of mirror holder to the mirror surface angle has been transferred simultaneously at rubber coating bonding in -process.