Gas mixing regulation and control device for magnesium metal processing

The utility model discloses a gas mixing regulation and control device for magnesium metal processing. Mixing tank, a first fixing plate is arranged on the surface of one side of the mixing tank, a first air inlet pipe and a second air inlet pipe are arranged on the surface of one side of the first fixing plate, the first air inlet pipe and the second air inlet pipe are arranged side by side, a first air inlet is formed in the surface of one side of the first air inlet pipe, and an air inlet adjusting valve is arranged at the lower end of the front surface of the first air inlet pipe; a limiting edge block, a spring, a guide plate, a screw rod, a second fixing plate and a rotating disc are arranged; when the mixing tank is fixed with the ground through bolts, the positions of the exhaust port and the first air inlet pipe at the lower end of the mixing tank are adjusted; in order to overcome the inconvenience that bolts need to be disassembled and assembled and the whole mixing tank needs to be carried and adj