The utility model discloses a tunnel lining trolley template cleaning and spraying all-in-one machine. The device comprises a cleaning and spraying mechanism and two movement units arranged on the inner walls of the two sides of the lower portion of a to-be-cleaned template correspondingly. The template to be cleaned is arranged in the depth direction of the tunnel, and the cross section of the template to be cleaned is arc-shaped. The cleaning and spraying mechanism comprises a cleaning nylon rope and a rubber plate which are arranged on the connecting frame, the cleaning nylon rope and the rubber plate are both arranged in the circumferential direction of the outer wall of the to-be-cleaned template, a release agent hydraulic spraying pipeline and a uniform coating brush are arranged onthe rubber plate, and the moving unit comprises a walking mechanism and a telescopic mechanism. The device is high in automation degree, stable in operation, convenient to use, easy to control and long in service life.