Onion powder quantitative weighing device

The utility model relates to an onion powder quantitative weighing device which comprises a support, an auger is fixedly arranged on the top of the support, a material distributing device is arranged at the inlet end of the auger, a material weighing device is arranged at the outlet end of the auger, the material distributing device comprises a material distributing barrel, an outlet of the material distributing barrel is connected with the inlet end of the auger in a penetrating mode, and a material blocking assembly is arranged in the middle of the material distributing barrel. The weighing device comprises a weighing assembly and a rotating assembly, and the rotating assembly can drive the weighing assembly to rotate; according to the onion powder weighing and packaging device, onion powder enters the auger gradually and equivalently due to the use of the material distributing device, the onion powder can be ensured to enter the auger discontinuously due to the design of the material distributing barrel an