The invention provides a rehabilitation walking machine which comprises a rehabilitation platform and two supporting rods connected with the rehabilitation platform. An operating platform is arranged at the top of the two supporting rods; horizontal armrests connected with the operating platform and vertical armrests in bent connection with the horizontal armrests are arranged, and the bottom ends of the vertical armrests are fixed to the tail end of the rehabilitation platform. The horizontal armrests are provided with protective strips, the two ends of the protective strips are connected with the horizontal armrests on the two sides of the rehabilitation platform respectively, the front end of the rehabilitation platform is provided with an elastic cushion, the bottom of the front end of the rehabilitation platform is provided with a fixed part, the upper end of the fixed part is connected with the bottom ends of the supporting rods, the horizontal end of the fixed part is connected with a fixed rod, the bottom end of the fixed rod is provided with a glue sucker. The fixed rod is in inserted connection with a movable rod, and the fixed rod is fixedly locked with the movable rod through a plug pin. A convalescent patient stands on the rehabilitation platform, and the protective strips are wound around the waist; when buckles are buckled, both hands can be supported through the horizontal armrests; during the running of the rehabilitation platform, the convalescent patient slowly walks to achieve the effect of exercising lower limbs.