Abstract: Sorting module for bags checking machines, of the type that are installed before the bag can enter the checking machine comprising driving means that activate the module, and in that comprises: a pressure roller (102) that puts pressure on the bags (1) as they pass through under said roller (102), which has an ascending and a descending motion, a first input roller (101) connected to conveyance means (4) of the checking machine and to the pressure roller (102), and at least one automatic or manually-operated diverter element (103) positioned bellow pressure roller (102), which has at least two positions, a first upward position that blocks the passing of the bags towards the conveyance means (4) and guides the bags towards another predetermined destination, and a second downward position that defines a passage (105) formed by the conveyance means (4), said diverter element (103) blocks the passing of the bags (1) towards the other predetermined destination and guides the bags (1) towards the passage (105).

Abstract: It comprises a first stage wherein some supply means supply some bags (1) to be checked, characterized in that it comprises a second stage wherein the first visual inspection means or cameras (2) check according to a pre-established template if the bottom of the bag (1) is within said parameters, accepting it if it observes them and sending it to the third stage or rejecting it if it does not observe them, and a third stage wherein some packaging means (8) package those accepted bags (1).