The invention discloses a spool transferring and feeding mechanism and belongs to the field of textile processing machinery and equipment. The spool transferring and feeding mechanism comprises a fixing support, a lifting support, a lifting cylinder, a rotating disc, a transferring motor, a grabbing support, a grabbing cylinder, a translation plate, grabbing connection rods and clamping rods, the lifting support is horizontally arranged on the upper side of the lifting support, the rotating disc is horizontally arranged on the upper side of the lifting support, a rotating rack is horizontally arranged in the middle of the outer side of the rotating disc, the transferring motor drives a rotating gear, the grabbing cylinder is horizontally arranged in the middle of one side of the grabbing support, a piston rod is slidably arranged on a translation sleeve along the horizontal direction, the translation plate is horizontally arranged at one end of the piston rod, the grabbing connection rods are symmetrically arranged on two sides of the translation plate horizontally, and the clamping rods are horizontally arranged at one ends of the grabbing connection rods. The spool transferring and feeding mechanism is reasonable in structural design and can quickly and firmly clamp a spool and stably and accurately transfer the spool to realize automatic feeding of the spool so as to meet needs of production and use.