Quantitative control device of quantitative filling machine

The utility model discloses a quantitative control device of a quantitative filling machine, which comprises a base, a placing plate is fixedly arranged at the top end of the base, a weight sensor is fixedly arranged between the placing plate and the base, a vertical plate is fixedly arranged on one side of the base, an electric sliding rail is fixedly arranged on the front side of the vertical plate, and a motor is fixedly arranged on the electric sliding rail. A transverse plate is fixedly installed at the sliding end of the electric sliding rail, and a filling hopper is fixedly installed at the bottom end of the transverse plate. According to the quantitative filling device, the weight sensor is arranged between the placing plate and the base, so that the weight of materials in a filling bottle can be detected in real time and is processed in real time through the PLC, and when the filling weight reaches the set weight, the electromagnetic valve is controlled to be closed, so that quantitative filling is r