Aquatic product weighing device

The utility model discloses an aquatic product weighing device which comprises a first conveying device, a second conveying device, a wagon balance, a transmission device and a weighing box, the aquatic product weighing device, the first conveying device, the transmission device and the second conveying device are sequentially arranged, the wagon balance is installed at the bottom of the transmission device, and a shaking mechanism is installed on the side face of the transmission device; the shaking mechanism comprises a bottom plate, an air cylinder I is mounted on the bottom plate, the output end of the air cylinder I is connected with a mounting seat, a motor is mounted at the top of the mounting seat, the output end of the motor is connected with a reciprocating assembly, the reciprocating assembly comprises connecting rods, the connecting rods are symmetrically arranged on the two sides of the mounting seat, limiting rings are arranged at the tops of the connecting rods, and driving rods are sleeved wit