Novel weighing and packing device for cereal crop processing

The utility model discloses a novel grain crop processing weighing packing device, including blanking mechanism, weighing mechanism and self-locking mechanism, blanking mechanism includes work table and incomplete gear, the top surface of work table is provided with the box, the interior of box is hollow, the top side of box is provided with the hopper, and the top side of box is provided with the self-locking mechanism. An access door is installed on the other side of the top of the box body through a pin shaft, the hopper is communicated with the interior of the box body, a mounting base is arranged on the side, away from the access door, of the lower portion in the hopper, the incomplete gear passes through the inner side of the mounting base through a bearing, and a baffle is fixedly arranged on the surface of the incomplete gear and penetrates through the mounting base; when grains to be packaged are gradually poured into the device, automatic judgment can be carried out in the device according to a valu