Material metering device

The invention discloses a material metering device, relates to the technical field of measurement, and solves the technical problems of the prior art that overshoot is large and the valve is easy to damage. The material metering device comprises a metering container, a support and a controller, wherein the metering container is arranged on the support, a feeding channel of the metering container is provided with a first valve, and the first valve is used for controlling the conduction area of the feeding channel of the metering container; a weighing sensor is arranged between the metering container and the support, and the weighing sensor is used for real-time metering the weight value of the metering container; the controller is electrically connected with the weighing sensor through a line or a wireless signal transmit-receive unit; and the controller is used for obtaining the weight value of the metering container, and can control the conduction area of the feeding channel of the metering container through