Abstract: 

A device for sandwiching operation of different layers is described here. The sandwiching device (100) includes a sandwiching module (102), one or more motors (104), a first adhesive applicator (106), a second adhesive applicator (108), a core roller drive belt (110), a sandwich roller drive belt (112), a belt tension adjuster (114), a loop adjuster mechanism (116), a frame (118), a pneumatic cylinder (506), a cutting die (504) and an adjustable roller (136). 

The sandwiching module (102) includes one or more core rollers (602) and one or more sandwich rollers (502) that are adapted to insert core layers between a bottom sheet and a top sheet of a sanitary napkin automatically. The one or more core rollers (602) are adapted to pull the core layers from a storage area. The one or more sandwich rollers (502) are adapted to pull a plastic film from the sandwiching module (102).