Large drying cylinder processing machine tool

The utility model belongs to the technical field of machine manufacturing equipment, and relates to a large drying cylinder processing machine tool. The boring machine comprises a machine body, a chuck mechanism, a tailstock, a boring mechanism and a carrier roller mechanism, wherein the chuck mechanism and the tailstock are arranged at the two ends of the machine body respectively; the boring mechanism comprises a boring rod, a cutter head moving box arranged on a rod body of the boring rod and a cutter head arranged on the cutter head moving box, and a cutter head driving mechanism used fordriving the cutter head moving box to move along the boring rod is arranged in the cutter head moving box. A sliding through hole is formed in the tailstock in the length direction of the lathe bed, the boring rod penetrates through the sliding through hole, and a boring rod driving mechanism for driving the boring rod to move along the sliding through hole is arranged in the tailstock. Accordingto the utility model, the