Double-column type filter cloth vulcanizing machine

The utility model discloses a double-column type filter cloth vulcanizing machine. The double-column type filter cloth vulcanizing machine comprises a rack, a control box, a lifting device, a vulcanizing table and a power device, the lifting device comprises two rotating columns and a fixing plate, the fixing plate is located above the upper die base, the middle point of the fixing plate is connected with the middle point of the upper die base through a connecting shaft, the connecting shaft is perpendicular to the fixing plate and the upper die base, and one end point of the fixing plate is connected with the end point of the same side of the upper die base through a connecting rod. The rotating columns are located at the two ends of the fixing plate respectively and upwards penetrate through the top of the rack, the penetrating face is of a threaded structure, the power device is used for driving the rotating columns to rotate along the threaded structure, and then the lifting devicedrives the upper die bas