Drilling tool nipple with rotary crushing device and use method thereof

The invention provides a drilling tool nipple with a rotary crushing device and a using method thereof, and belongs to the technical field of petroleum and natural gas drilling. The drilling tool nipple comprises a nipple body, the rotary crushing device, a driving device, a transmission guide cylinder, a rack and a spring. One end of the nipple body is provided with a male taper thread; the other end of the nipple body is provided with a female taper thread; a mounting hole is formed in the circumferential direction and/or the axial direction of the nipple body; guide grooves are further formed in symmetrical positions in the circumferential direction in the nipple body; the rotary crushing device is composed of a rotating body, a shaft sleeve, a shaft neck, a gear shaft, conical teeth and the like; a hydraulic driven device can rotate under the action of drilling fluid; the transmission guide cylinder can do reciprocating motion in the nipple body; and the rack is meshed with the gear shaft. The drilling to