The invention relates to a high viscosity damping oil injecting machine. The high viscosity damping oil injecting machine comprises a control cabinet, a rack, a rotating workbench, a gear pump oil injecting mechanism, a lifting mechanism, an oil storing pressure barrel and a gear pump motor; the rack comprises an upper supporting plate, a lower supporting plate and two supporting columns, wherein the control cabinet is fixedly installed below the lower supporting plate; the upper supporting plate and the lower supporting plate are fixed to the two ends of the supporting columns correspondingly; the rotating workbench is fixedly installed on the upper surface of the lower supporting plate; one side of one of the supporting columns is provided with a lifting mechanism which is fixedly connected with the gear pump oil injecting mechanism; the oil storing pressure barrel is arranged on the upper surface of the upper supporting plate; an oil outflow connector is arranged below the gear pump oil injecting mechanism; and averaged and efficient oil injecting is achieved.