The invention discloses an investment casting shell making vulcanizing and drying production line comprising a vulcanizing bath (1) above which an upper layer of stand (2) and a lower layer of stand are arranged, wherein the upper layer of stand (2) is provided with an upper fixed track (9) for a car frame (6) putting a formwork required to be dried to move, and the lower layer of stand is provided with a lower fixed track (4) for the car frame (6) putting a formwork required to be vulcanized to move; both ends of the upper fixed track (9) are respectively provided with a movable track I (5) and a movable track II (11) which are capable of moving on the upper layer and the lower layer; the lower layer of stand (2) is provided with a hydraulic cylinder I (3) capable of pushing the car frame (6) to the lower fixed track (4) from the movable track I (5) located on the lower layer; and the upper layer of stand is provided with a hydraulic cylinder II (10) capable of pushing the car frame (6) to the upper fixed track (4) from the movable track I (5) located on the upper layer. The production line is suitable for various large, medium and small formworks and saves space.