| 摘要 |
A trace formula measuring device comprises: a plurality of storage barrels (100), the storage barrels (100) being used for accommodating corresponding raw materials, barrel covers being disposed on the storage barrels (100); a material supporting barrel (300), receiving the raw materials from the storage barrels (100); a conveying device (500), for conveying the material supporting barrel (300) to a position below the corresponding storage barrel (100); a weighing sensor, for measuring the mass of the material supporting barrel (300); and charging devices (200) corresponding to the storage barrels (100), the charging devices (200) being used for obtaining first information about raw material packages, comparing the first information with pre-stored second information, and controlling, according to a comparison result, the barrel covers to be opened and locked. |
