Roadbed flattening mechanism

The utility model discloses a roadbed flattening mechanism, and relates to the technical field of roadbed flattening, the roadbed flattening mechanism comprises a roadbed flattening device body, the roadbed flattening device body comprises a mobile vehicle frame, the outer surface of the left side of the mobile vehicle frame is detachably provided with a pushing flattening mechanism, and the left side of the mobile vehicle frame is detachably provided with a pushing flattening mechanism. The pushing and flattening mechanism comprises a pushing buffering unit and a front edge supporting unit. Cement mortar is poured to a specific position through the mortar vehicle, the movable vehicle frame is moved in cooperation with the first rotating shaft on the surface of the outer side of the movable vehicle frame, the cement mortar is pushed through the first rolling and trowelling roller on the outer side, and after the first rolling and trowelling roller on the outer side is impacted, the cement mortar is trowelled