Inner hole deburring device

The utility model discloses an inner hole deburring device, which comprises an oil press machine, a fixing tooling and a deburring press head, wherein the oil press machine is used for pressing the deburring press head into an inner hole of a workpiece, the fixing tooling is provided with a step hole of which the shape is matched with the shape of the workpiece, the shape of the deburring press head is matched with the shape of the inner hole of the workpiece, and the periphery of the deburring press head is provided with a blade. The device has the beneficial effects that the crossed hole of the inner hole can be quickly and efficiently deburred in an extrusion cutting way, and meanwhile, the cleanness and roughness of the inner hole are improved.