Automatic assembly machine

The invention provides an automatic assembly machine. The automatic assembly machine comprises assembly channels arranged horizontally, wherein the two ends of the assembly channels are provided withmaterial entry channels extending vertically and upwards; one ends of the material entry channels communicate with the assembly channels; the other ends of the material entry channels are connected with material feeding channels; the material feeding channels are parallel to the assembly channels; the ends, connected with the material entry channels, of the material feeding channels are provided with arc transition troughs; one side of the assembly channels is provided with a conveying belt parallel to the assembly channels; a material dish placing area is arranged on the end of the conveyingbelt; trays are arranged below the material dish placing area; and a first rising and falling air cylinder stretching out and drawing back longitudinally is arranged below the trays. By adoption of amechanism for assembling ma