Polyamide yarn drafting and shaping device

The utility model relates to the technical field of chinlon production and processing equipment, in particular to a chinlon yarn drafting and shaping device which is characterized in that a drafting frame is vertically arranged on a workbench, a plurality of vertical grooves are formed in the drafting frame, a first sliding block and a second sliding block which move up and down along the vertical grooves are connected in the vertical grooves in a sliding mode, and the side end of a drafting roller is connected with a roller shaft; one end of the roller shaft is rotationally connected to the first sliding block, an elastic piece is arranged between the first sliding block and the second sliding block, the height adjusting assembly is mechanically connected to the second sliding block, a winding mechanism is arranged on the adjacent side of the drafting frame, and polyamide yarn is output through the front-end procedure, rotationally dragged by the winding mechanism and drafted and shaped through the multiple