The utility model discloses a heavy
metal ion capturing agent proportioning device which comprises a tank body, T-shaped blocks are arranged on the lower end face of the tank body and located on the front side and the rear side, a base is arranged at the lower end of each T-shaped block, a guide rail is correspondingly arranged on the upper end face of each base, and the T-shaped blocks and the guide rails are installed in a sliding mode. Vertical plates are arranged on the upper end face of the base and located on the two sides, guide cylinders are arranged on the outer walls of the vertical plates, guide columns are arranged on the two side faces of the tank body, the guide columns and the guide cylinders are installed in a sliding mode, contact rods are arranged on one side faces of the tank body, one ends of the contact rods penetrate through the vertical plates and are provided with transmission blocks, and the other ends of the contact rods penetrate through the transmission blocks. A first motor is fixedly arranged on one side face of the vertical plate, and a
cam is arranged at the output end of the first motor, so that a user can turn on the first motor to enable the
cam to rotate, a transmission block drives the tank body to shake left and right, various raw materials in the tank body are mixed while stirring is conducted, and the proportioning effect is achieved.