The invention discloses an all-digital intelligent mobile septic tank sewage disposal device. The all-digital intelligent mobile septic tank sewage disposal device comprises an electrical control system, a stirring box, a flocculant tank, a sewage suction pipe and the like, and is characterized in that a cam pump is arranged on the sewage suction pipe, an outlet of the cam pump is communicated with the stirring box through a pipeline, the sewage suction pipe communicated with an inlet of the cam pump is communicated with the flocculant tank through the pipeline, the all-digital intelligent mobile septic tank sewage disposal device is provided with a squeezer and a conveyor, which are sequentially connected with the stirring box, a sewage discharge port of the stirring box is connected with a feed port of the squeezer through the pipeline, and a discharge port of the squeezer is connected with the conveyor. The all-digital intelligent mobile septic tank sewage disposal device disclosed by the invention can realize full-automatic operation and management through the electrical control system, has a plurality of advantages of simple structure, convenience in movement, low energy consumption, no pollution during the disposal process, short disposal time, great disposal capacity and the like, can solve the technical difficult problems of dehydration, deodorization and sterilization of sewage in a septic tank, as well as incapability of utilizing the sewage and further has very extensive practicality.