The invention discloses a rotating disc type automatic closing machine, and relates to tea packaging equipment. The rotating disc type automatic closing machine comprises a workbench and a rotating disc, wherein the rotating disc is rotatably arranged on the workbench, a plurality of stations are arranged on the workbench around the rotating disc, and a tank body supply device, a tea supply device, a top membrane cover supply device, a pressing device and a discharge device are arranged according to the station sequence around the rotating disc. During production, all of the stations are driven to rotate by virtue of the rotation of the rotating disc, and the tank body supply device, the tea supply device, the top membrane cover supply device, the pressing device and the discharge device are matched, so that full-automatic multistation synchronous tank putting, feeding, laminating, pressing and discharging can be realized; the rotating disc type automatic closing machine has the advantages of high degree of automation, simplicity in operation, high working efficiency and good closing effect.