The utility model discloses a mechanized automatic capping machine of kettle wine, it includes that bottom transport track is quick -witted, the bottom carries the frame side fixed mounting of track machine to have the stand, top track machine is installed at the top of stand, track machine box is drawn together to top track press packed bale, the internally mounted of track machine box has trackdriving shaft and track driven shaft, the track driving shaft links to each other with drive arrangement, install straining device on the track driven shaft, install the top track between track driving shaft and track driven shaft, guider and capping device are installed to the lower extreme of track machine box. The automatic gland seal of kettle wine that this automatic closing machine can adaptto plastic packaging, and then guaranteed to seal efficiency, reduced operator person's intensity of labour, reduced manufacturing cost.