Novel spinning method of polyester-viscose wool blended yarn

The invention designs a novel spinning method of polyester-viscose wool blended yarn, which comprises the following processes: blowing: the beater speed of a disk plucker is 750rpm, the beater speeds of a cotton blender machine and a cotton slitting machine are 800rpm, and the beater speed of a headstock is 850rpm; cotton carding: the taker-in speed is 750rpm, the doffer speed is 22rpm, the cylinder speed is 360rpm, and the definite quantity of the cotton sliver is 21.5g/5m; slivering: 8 slivers are used in the primary slivering and the secondary slivering; roving: the roller gauge is 32mm*52mm, the roving twist factor is designed into 72, and the draft multiple after roving is 1.31; and spinning: the twist factor is 360, the roller gauge is 43mm*45mm, the draft multiple at the back zone is 1.08, the spacing block is 4mm, the spindle speed is 14300rpm, and the rotating speed of a front roller is 210rpm. The novel spinning method for polyester-viscose wool blended yarn has simple production technology, high ef