Digital printing device capable of preventing paper from wrinkling

The utility model discloses a digital printing device with paper wrinkling prevention, which comprises a main body, a conveying guide frame, anti-wrinkling protection mechanisms, a convenient maintenance mechanism and an exhaust dust cleaning mechanism, the conveying guide frame is arranged on one side of the main body, and the anti-wrinkling protection mechanisms are arranged in the middle of the conveying guide frame and above the conveying guide frame. And a convenient-to-assemble and overhaul mechanism is arranged above the conveying guide frame, an air exhaust and dust removal mechanism is arranged in the middle of the convenient-to-assemble and overhaul mechanism, and the anti-wrinkle protection mechanism comprises a leveling roller, an assembly frame, a sliding assembly, a connecting assembly frame, an auxiliary leveling roller assembly, a rotating shaft, a tightening latch pasting assembly and a transmission screwing assembly. According to the digital printing device capable of preventing the paper fr