LSB-320/450 Roll Feeding Square Bottom Paper Bag Making Machine | Smart Equipments
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Add: No.4931 Beihai Road, Weifang. China

LSB-320/450 Roll Feeding Square Bottom Paper Bag Making Machine

Roll Feeding square bottom paper bag making machine forming the paper bag in one process from printed or unprinted  roll paper , side gluing, roll folding,  roll paper cutting, bottom folding, bottom gluing, bottom forming, bag formation at a stroke. This machine controls by PC programmable servo motor through the human-machine touch screen interface. It can produce various of specifications paper bags. This machine have advantages of high speed, quickly replace the paper bag specifications, more wide range adjusting etc. It is an ideal machine for producing food bag, shopping handles bag.

  • The human-machine touch screen interface, the work condition can be shown in real- time.
  • Equipped with accurate servo motor drive, it makes the machine run steadily and efficiently.
  • Material lifting adopt pneumatic lift structure.
  • Automatic constant tension control system. The tension will be just right from beginning to end.
  • Double photoelectric sensor limit automatic correction control system and deviation rectification stability, energy saving, long life.
  • Thumb buttons, appressed bottom cutting device, bag type have many choices.
  • Don’t stop machine adjust double bottom structure, the adjustment will become more intuitive, more simple, more time saving.
  • Glue roller air defense coating control, avoid gluing on besmear brushs hub surface directly, reduce unnecessary trouble.
  • Accurate color tracking system, color errors automatically shut down.
  • Automatic lubricating oil supply system.

Technical Parameter

Type LSB-320 LSB-450
Bag Width(W) 130-320 mm 260-450 mm
Bottom Size(H) 60-150 mm 85-180 mm
Bag tube length(C) 270-530 mm 270-530 mm
Max.Speed 220 pcs/min 180 pcs/min
Paper Thickness 60-170 gsm 80-180 gsm
Paper Roll Width 400-970 mm 700-1250 mm
Max.Roll diameter 1200 mm 1200 mm
Reel inner diameter 76 mm 76 mm
Total Power 12 kw 12 Kw
Weight of Machine 6000 kg 7000 kg
Overall Dimension(LxWxH) 8150×2600×1800 mm 8300×2750×1800 mm

Machine speeds dependent on paper & adhesive qualities, bag dimensions, operator knowledge, and general work philosophy.