DS-D double wall paper cup machine is an automatic equipment to make a second-wall sleeve over the inner-cup/bowl(cup/bowl finished by paper cup/bowl machine ), wear a sleeve around the paper cup/bowl . It has the function as photocell detection, failure alarm, counting etc., makes double wall paper cup/bowl after running a whole procedure of automatic paper (fan-sleeve) feeding, sleeve-cone-body sealing (by ultrasonic wave), water-glue spraying (spray glue inside the cone-sleeve), cup/bowl feeding (absorb cup into the cone-sleeve), inserting and bonding sleeve to the cup, collecting with the function of photo electric detection, fault alarm, and count. It is an ideal equipment of making two/double walls paper cups/bowls such as direct-sleeve cups, hollow-sleeve cups, rippled/corrugated-sleeve paper cups etc. The sleeve-wrapped paper cups are popular for hot drinks(tea, coffee etc ).