This machine adopts load sensors for weighing and adopts horizontal double auger feeding. This method effectively solves the problem of back bouncing of powdery products and overcomes the problem of low metering accuracy of vertical auger at the same time. Suitable for metering and filling of powdery products such as flour and flavoring materials. This machine is equipped with pneumatic bag-clamping device, only manual bag delivery is required, therefore its operation is convenient.