Coffee powder distribution assembly, coffee powder distributor and coffee machine

The invention provides a coffee powder distribution assembly, a coffee powder distributor and a coffee machine, and belongs to the technical field of coffee machines. The coffee powder distribution assembly comprises a powder scattering cylinder which is vertically placed, the upper end and the lower end of the powder scattering cylinder are open, a powder scattering disc is arranged in the powder scattering cylinder, and the periphery of the powder scattering disc is connected with the inner wall of the powder scattering cylinder; powder dispersing holes are distributed in the powder dispersing disc; the powder scraping plate and the powder distributing head are arranged in the powder dispersing barrel, the powder scraping plate is rotationally arranged above the powder dispersing disc, the powder distributing head is rotationally arranged below the powder dispersing disc, a powder distributing cavity is formed in the powder distributing head, and a plurality of powder distributing openings communicated with