Slag-liquid separation pouring cup for metal casting production

The utility model discloses a slag-liquid separation pouring cup for metal casting production, which solves the problem of incomplete separation of casting liquid in the prior art, and is characterized in that a pouring cup inner cavity (3) is arranged in a shell wall on one side of a pouring cup shell (1), an earlier-stage casting liquid backflow hole (9) is arranged on a slag baffle on the side wall of the pouring cup inner cavity (3), and the earlier-stage casting liquid backflow hole (9) is communicated with the earlier-stage casting liquid backflow hole (9). An assembling hole (7) of the pouring cup inner core (4) is formed in the bottom surface of the pouring cup shell corresponding to the pouring cup inner cavity (3), and liquid baffle slots (10) are formed in the inner walls of the shell on the two sides of the assembling hole (7); a U-shaped liquid baffle (5) is arranged on the upper middle portion of the pouring cup inner core (4), a pouring hole (6) is formed in one side of the pouring cup inner co