An automatic dosing device is disclosed which comprises a frame on which are disposed a flavoring unit, a flavoring receiving unit and a control unit. The flavoring unit comprises a solid flavoring mechanism and a liquid flavoring mechanism, the solid flavoring mechanism comprising a solid flavoring module and a first drive device, the solid flavoring module being detachably connected to the first drive device, the liquid flavoring mechanism comprising a liquid flavoring module and a second drive device, the liquid flavoring module being detachably connected to the second drive device. Both the first and second drive devices are fixed on the frame and are connected with the control unit, respectively; the flavoring receiving unit receives flavorings from the solid flavoring mechanism and the liquid flavoring mechanism.