Postal sorting machine having a sorting outlet jogger provided with a quick-release helical-blade wheel

A postal sorting machine comprising an unstacker in a mailpiece feed inlet via which mailpieces are fed in a sorting conveyor designed to put the mailpieces unstacked from the feed inlet in series and on an edge,

• sorting outlets, wherein each sorting outlet is provided with:
• a receptacle designed to store the mailpieces coming from said sorting conveyor in a stack and on the edge, and,
• a wheel having a helical blade, the wheel projects through an opening in the bottom of the receptacle and is mounted on a transmission shaft disposed under the receptacle to impart a rotary movement to the helical blade so that the helical blade pushes the base of a current mailpiece in the receptacle against the stack of mailpieces that is being formed,
• wherein the wheel is mounted on the transmission shaft by being clipped by moving in translation across an axis of rotation of the transmission shaft, and,
• wherein the wheel has a rim provided with a hole arranged to enable the clipping means to be unclipped via the opening.