Vibration flattening device for road construction

The invention provides a vibration flattening device for road construction. The vibration flattening device comprises a vibration plate main plate, a motor support plate, a driving motor and a vibration filter rod. The motor support plate is arranged above the vibration plate main plate. The driving motor is arranged on the motor support plate. The vibration filter rod is arranged between the vibration plate main plate and the motor support plate. The right end of the driving motor is provided with a polarization block. The joint between the driving motor and the polarization block is providedwith a polarization block rotation shaft. The polarization block comprises a connection member, a connection rod and an eccentric block. The connection member is fixed to the polarization block rotation shaft. The connection rod is movably arranged in the connection member. The eccentric block is installed on the tail end of the connection rod. The vibration flattening device for road construction is provided with the co