The invention relates to a digital dental film machine, which belongs to the technical field of oral cavity or dental devices. The invention solves the instability of non-mechanical fixation and the inefficiency of non-digital control. The present invention includes a dental film device, a photographing device, a supporting device and a driving device, the supporting device is connected to the lower end of the dental filming device and the photographing device through a driving device, and the dental filming device includes a dental film, a clamp, a camera and a light source, and is determined by the camera The position of the dental film; the filming device includes a filming machine, a fixed table, a filter device, a control unit, an acquisition unit, a Bluetooth unit and a battery unit, and the digital control is more efficient; the supporting device includes a horizontal bracket, a vertical bracket and a bottom bracket, mechanically fixed Increase the stability; the driving device includes a dental film drive motor and a film drive motor for angle adjustment. The invention has the advantages of high stability, high success rate and the like.