Full-automatic production line for door and window hinges

A full-automatic production line for door and window hinges comprises a main machine frame, a control box and a main conveying belt are arranged on the main machine frame, and a frame hinge feeding device, a frame hinge shaft sleeve assembling device, a frame leaf hinge combining device, a pin shaft installing device, an end cover assembling device, a finished product taking-out device and an output conveying belt are sequentially arranged at the positions, on the main conveying belt, of the main machine frame; an auxiliary conveying belt parallel to the main conveying belt is arranged at the position, on the frame hinge shaft sleeve assembling device on the main conveying belt, of the main machine frame, a leaf hinge feeding device and a leaf hinge shaft sleeve assembling device are sequentially arranged at the positions, on the auxiliary conveying belt, of the main machine frame, and the main conveying belt and the auxiliary conveying belt are both driven by a motor to conduct transmission on the main machi