The utility model relates to a firing control's device in titanium sponge reduction production process, the device controls through the mode of the weighing reinforced volume in to titanium sponge reduction production process, include and assemble an electric valve, first metering tank, the 2nd electric valve, second metering tank and the magnetic drive pump that the pipeline connected gradually from titanium tetrachloride, the magnetic drive pump is connected with reducing furnace feeding line, first metering tank and the bottom of second metering tank all install the electronic scale, solvepresent internal titanium sponge manufacture factory, in the problem that titanium tetrachloride metering error is big that the reinforced in -process of reduction exists, can control a reaction liquid level at reasonable within range in whole recovery procedure.