The invention discloses a full-automatic shoe scrubbing machine and belongs to the field of daily necessities. The full-automatic shoe scrubbing machine comprises a rack, a shoe fixing and support device, a sterilizing device and a T-shaped support frame, wherein two vertical racks are arranged in the rack, a mechanical arm is arranged on each rack, and a shoe brush is arranged on each mechanicalarm; a first screw rod with a driving motor is arranged in the rack, the first screw rod is transversely arranged, and a first screw rod sliding block is arranged on the first screw rod; a second screw rod with a driving motor is arranged in the rack, the driving motor of the second screw rod is hinged with the rack, and a second screw rod sliding block is arranged on the second screw rod; one endof the T-shaped support frame is fixedly connected with the shoe fixing and supporting device, and two other two ends of the T-shaped support frame are respectively hinged with the first screw rod sliding block and the second screw rod sliding block; and the sterilizing device is arranged on the shoe fixing and supporting device. The full-automatic shoe scrubbing machine can scrub the shoes without dean corner, does not need to be operated by the user, can realize automatic shoe scrubbing, and is very convenient in use.