The utility model discloses a roasting machine that is used for roasting machine's double stick sealing device and has it, the double stick sealing device include: stick frame and two sticks that fall, interior the injecing of stick frame that fall there is the air inlet chamber, the air inlet chamber has air intake and air outlet, two fall the stick respectively with the stick frame of falling link to each other and be suitable for movably with roasting machine's platform truck links to each other two the spaced apart intercommunication that is formed with of stick falls the air outlet with the wind inlet gap in roasting machine's calcination chamber. According to the utility model discloses a double stick sealing device, can cut off the heat and the dust leaks outward, has advantages such as the stability of sealed effect, reliability height in addition for roasting machine.