Vacuum experiment furnace for manufacturing titanium diboride

The utility model belongs to the technical field of titanium diboride manufacturing, and discloses a vacuum experiment furnace for titanium diboride manufacturing. Comprising a shell, a reaction furnace is installed in the shell, a bottom plate is arranged at the bottom of the reaction furnace, a first fixing plate is arranged in the shell, a second driving motor is installed on the first fixing plate, a second gear is installed at the output end of the second driving motor, and an electric lifting rod is installed in the shell. According to the device, an electric lifting rod is started, a bottom plate is in threaded connection with the bottom of the reaction furnace, so that a second driving motor is started, and the electric lifting rod is matched, so that the bottom plate gradually ascends, a reacted product is driven to ascend together, and when the bottom plate moves to leave a threaded section of the reaction furnace, driving of the second driving motor is stopped; the bottom plate stops rotating and i