Threading device and rotary feeding mechanism

The utility model relates to the technical field of threading devices, in particular to a threading device and a rotary feeding mechanism, the rotary feeding mechanism comprises an object carrying platform, a driving assembly, a guiding piece and a conveying piece, the object carrying platform is provided with an accommodating cavity and a blanking port communicated with the accommodating cavity, the driving assembly comprises a screening part rotationally arranged in the containing cavity and a driving part for driving the screening part to rotate, the guiding part is provided with a transverse guiding cavity with an inclined bottom face and a discharging opening communicated with the transverse guiding cavity, the width of the transverse guiding cavity corresponds to the diameter of the pipe, and the size of the discharging opening corresponds to the diameter of the pipe; the conveying piece is provided with a feeding groove communicating with the discharging opening. According to the rotary feeding mechani