retrieve a package from an assembly line 

move the package into one of several holding bins fastened to a conveyor 

repeat the process until a predetermined number of packages are in the holding bin 

shift the conveyor to the next empty bin 

the stacked packages are then shifted into a wrapping station 

Festo pneumatic components

Allen-Bradley operators

Siemens PLC

80/20 extruded aluminum frame

Rittal enclosure