Edge curling device for zip-top can cover

The utility model relates to the technical field of zip-top can cover machining, and discloses a zip-top can cover hemming device which comprises a machining table, a supporting frame and hemming mechanisms installed on the two sides of the supporting frame, a second motor is installed above the supporting frame, a gland is installed at the output end of the second motor, and a first motor is installed on the bottom face of the machining table. The output end of the first motor is connected with a rotating shaft, one end of the rotating shaft is connected to the upper surface of the machining table, a conveying table is installed at one end of the rotating shaft, a plurality of discharging grooves are formed in the upper surface of the conveying table, lifting grooves are formed in the outer side walls of the discharging grooves, and sliding tables capable of being lifted to be flush with the discharging grooves are installed in the lifting grooves. By conveying the zip-top cans into the discharging groove, w