Collaborative robot screw locking assembly line

The utility model discloses a collaborative robot screw locking assembly line which is simple in structure, a carrier is used for positioning an original part of a screw to be locked, limiting through holes corresponding to screw locking hole positions of the original part are designed in the carrier, and high-precision locking operation of a screw locking machine can be assisted through the limiting through holes. According to the technical scheme, the collaborative robot screw locking assembly line comprises a conveying belt used for conveying original parts, a collaborative robot and a screw locking machine, and the screw locking machine comprises a machine table, two carriers arranged on the machine table and used for containing the original parts in a matched mode and a locking assembly arranged above the carriers and used for locking screws. The carrier comprises a base and a turning cover, the upper portion of the base and the lower portion of the turning cover jointly form two containing cavities matc