Working vehicle for automatically harvesting, chopping and collecting tobacco straws

The invention discloses an operation vehicle for automatically harvesting, chopping and collecting tobacco straw, and relates to the technical field of agricultural machine manufacturing. The harvester comprises two equipment grillages and a middle grillage, the two equipment grillages are each provided with a harvesting mechanism, a conveying device, a chopping mechanism, a transmission assembly and a power device, the middle grillage is provided with a collecting device, and the bottoms of the two equipment grillages and the bottom of the middle grillage are connected with a rolling assembly; an adjusting piece for adjusting the distance between the equipment grillages is connected between the two equipment grillages; by means of all the assemblies, automatic harvesting, chopping and collecting of the vertical tobacco straw are achieved; the adjusting piece for adjusting the distance is arranged between the two equipment grillages, so that the harvesting distance of the operation vehicle is adjusted accordi