An LED lamp tube full-automatic packaging line lamp tube automatic packaging machine is provided with a machine frame (1); a bracket (2) is connected to the machine frame (1) and provided with a feeding guide rail (3); the two sides of the feeding guide rail (3) are provided with lamp tube automatic feeding bin two-side plates (4); a lamp tube feeding automatic conveying device (5) is arranged beside the feeding guide rail (3); a lamp tube clamping seat (6) is arranged on the upper surface of the lamp tube feeding automatic conveying device (5); the middle of the machine frame (1) is providedwith a guide tube fixing frame (7); and the upper end of the guide tube fixing frame (7) is provided with a two-side guide plate (8). When the automatic packaging machine is used, a whole packaging line needs only small workers to feed materials, packaging box paperboards, packaging case paperboards, lamp tubes, foam base layers, and stacked packaging cases monitored in the whole packaging line are conveyed into a warehouse, the lamp tube packaging efficiency is greatly improved, and the packaging production cost is reduced.