Weighing device

The utility model relates to the technical field of mineral aggregate detection, in particular to a weighing device. The weighing device comprises a filter press, a weighing assembly, a moisture detection assembly and a processor, the coal slime mineral aggregate is pressed and fixed into a coal cake by the filter press; the weighing assembly detects the weight of the coal cake; the moisture detection assembly is used for detecting the content of total water in the coal cake, and the total water comprises internal water and external water; the weighing assembly and the moisture detection assembly are both in signal connection with the processor and transmit information detected by the weighing assembly and the moisture detection assembly to the processor; the proportion of the internal water content in the air-dried coal base is further stored in the processor, the processor calculates the weight of the air-dried coal slime based on the proportion of the internal water content in the air-dried coal base, the