Adjustable spinning spool

The utility model discloses an adjustable spinning spool, which belongs to the technical field of spinning and comprises an outer spool. The upper end and the lower end of the outer barrel are each provided with a plurality of sliding openings in the axial direction of the outer barrel, an adjustable inner barrel assembly is arranged in an inner cavity of the outer barrel, a plurality of yarn barrel outer petals are arranged on the radial periphery of the outer barrel in a closed mode, and hinge structures are movably connected between the yarn barrel outer petals and the inner barrel assembly and between the yarn barrel outer petals and the outer barrel. A screw rod assembly is installed on the inner wall of the outer cylinder at the bottom of the inner cylinder assembly, one end of the screw rod assembly is rotationally connected with the bottom of the inner cylinder assembly, and the screw rod assembly rotates to enable the hinge structure to telescopically move the yarn cylinder outer petals, the folding