A product conveying device (10) for automatic dispensers is described, comprising a supporting element (1), configured to support the product being delivered, a thrusting element (3) sliding connected on guiding means (5) to the supporting element (1), at least one pair of worm screws (2), counter-rotating with synchronous movement, rotating connected to the supporting element (1) and to the thrusting element (3), to advance the thrusting element (3) along the guiding means (5) in order to thrust the product towards a terminal end (A) of the supporting element (1), to make it fall towards an outlet mouth from the automatic dispenser.