Ink supply device with automatic ink supply and automatic cleaning functions

The invention discloses an ink supply device with an automatic ink supply function and an automatic cleaning function, and relates to the technical field of automatic cleaning, the ink supply device comprises a printing device and a control panel, the control panel is arranged on the printing device, and the control panel is used for controlling the printing device to start and stop; the motor is fixedly connected with the printing equipment, an output shaft of the motor is fixedly connected with a rotating rod, an output shaft of the motor is fixedly connected with a rotating rod, the rotating rod is fixedly connected with a screw, the screw is fixedly connected with a rotating shaft, and the rotating shaft is fixedly connected with the printing equipment; and the pressurizing roller is arranged in the printing equipment and does not make contact with the printing equipment, and an extrusion disc is fixedly connected to the pressurizing roller. The ink supply device with the automatic ink supply function and