Spiral conical head log splitting machine

The utility model relates to a spiral conical head log splitting machine, in particular relates to a device which is arranged on engineering machinery with a hydraulic device and capable of quickly breaking logs and belongs to the technical field of log processing component structures. The spiral conical head log splitting machine comprises a spiral bit, a hydraulic drilling machine capable of driving the spiral bit to rotate and a connecting support fixedly connected with the hydraulic drilling machine, wherein the connecting support can be directly arranged on a quick connector of the engineering machinery, a hydraulic motor is arranged in the hydraulic drilling machine, an oil connector is arranged on the hydraulic motor, the oil connector is communicated with a hydraulic oil path of the engineering machinery through a pipeline, hydraulic oil can be connected with the hydraulic motor through the oil connector and supplied to the hydraulic motor, the hydraulic motor can convert oil pressure into mechanical rotation to drive the spiral bit to rotate, and the spiral bit can extend into the logs and rotate as screwing to break the logs. The spiral conical head log splitting machine is scientific and reasonable in structural design, can be quickly and conveniently installed on an excavator or a loading machine and expands the using range of the excavator or the loading machine. The spiral conical head log splitting machine is driven by a lifting arm of the excavator or the loading machine to lift up and down, so that the spiral conical head log splitting machine is convenient to move, high in safety, capable of saving time and high in efficiency.