An automatic trash emptying engraving machine is provided including a door leaf processing table (6), a feed transfer roller set, and a trash transfer roller set. In the work table (6), a plurality of gap parts are provided at intervals along a feed direction, each gap part corresponding to at least one feed transfer roller (1); At least one waste transfer roller (5) is provided below the work table between two adjacent gap parts, and a distance between the waste transfer roller (5) and the work table is greater than a thickness of a waste material; a distance between two adjacent feed transfer rollers, a distance between two adjacent waste transfer rollers, or a distance between the feed transfer roller and the waste transfer roller which are adjacent to each other is less than a length of the waste material; The conveyor transfer roller set can move up and down, can be higher than the worktable (6) when it is moving up, and can be flush with the waste transfer roller set when it is moving down, and the feed transfer roller set and the waste transfer roller set rotate along it Direction. The waste material discharge automatic engraving machine can implement functions of automatic transverse conveyance and discharge of the waste material.
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