An automatic-lifting paper money receiving platform is provided. The automatic-lifting paper money receiving platform comprises a paper money receiving plate; a paper money pressing plate is arranged above the paper money receiving plate; the tail end of the paper money pressing plate contacts with the tail end of the paper money receiving plate; the front end of the paper money receiving plate is connected with a driving device; two sides of the front end of the paper money pressing plate are respectively provided with a fixing ring; the fixing ring is movably connected onto a fixing shaft; one end of one of the fixing rings is provided with a sensing plate; the tail end of the sensing plate is provided with a baffle; a body frame of a sorter is fixedly provided with a sensor; the sensor is matched with the baffle in position; and the sensor and the driving device are jointly connected with a processor. According to the paper money receiving platform, the sensing plate is additionally arranged on the paper money pressing plate; the sensing plate rotates with the rotation of the paper money pressing plate; spatial variation between the paper money receiving plate and the paper money pressing plate can be sensed through matching of the sensing plate and the sensor; after sensing the variation, the sensor transmits signals to the processor; the processor controls the driving device to make the paper money receiving plate moves up and down; and a space between the paper money receiving plate and the paper money pressing plate can be accurately adjusted.