The utility model relates to the field of batteries, and discloses a battery cell cover plate feeding mechanism which comprises at least one frame body, at least one pair of first air cylinders and atleast one pair of second air cylinders, wherein the frame body is arranged above the conveying line and is used for placing a carrier with a cover plate; the conveying line is used for conveying thecarrier; the first air cylinders are arranged on the two sides of a conveying line below the frame body and used for clamping carriers in the frame body. The second air cylinders are arranged on the two sides of a conveying line below the frame body, located below the first air cylinders and used for lifting carriers in the frame body. The distance between the acting end of the first air cylinderand the acting end of the second air cylinder in the vertical direction is the width of the carrier. According to the battery cell cover plate feeding mechanism provided by the utility model, the cover plate feeding efficiency is improved.