Cutting device and cutting method for mining equipment manufacturing

The invention discloses a mining equipment manufacturing cutting device which comprises a cutting machine, a grating groove is fixedly connected to the top of the cutting machine, a sliding rail is slidably connected to the outer wall of the cutting machine, a numerical control sliding machine A is fixedly connected to the outer wall of the sliding rail, and a lifting machine is slidably connected to the outer wall of the sliding rail. And a numerical control sliding machine B is fixedly connected to the outer wall of the lifting machine, a connecting rod is fixedly connected to the outer wall of the lifting machine, a laser cutting head is fixedly connected to the bottom of the connecting rod, and a dustproof mechanism is arranged at the bottom of the laser cutting head. According to the dust removal device, the scraped residues and dust residues attached to the dust removal device are rapidly thrown away, it is guaranteed that the inner wall of the fixing sleeve and the inner wall of the rotating ring are c