Machine Description
Introduction
This machine forming the paper bag in one process from roll paper, edge folding, tube forming, cutting, gluing, bottom folding, bottom gluing and finishing bag. Easy operation, low power consumption, high efficiency. It is an ideal machine for producing food bags like bread bags, KFC bags and McDonald’s bags.
Features
● Controls bag length freely in a range through the human-machine interface
● Adopt touch screen and PLC programmable control system, the work condition can be shown real time.
● Equipped with an accurate photocell system for printed mark tracking
● Color mark error stopping system
● Double photoelectric sensor limit automatic correction control system
● Material lifting adopt pneumatic lift structure.
● Automatic lubrication system

Main Technical Parameter (see picture above)
| Type | WXS-400 |
| (C)Cutting Length | 150-460 mm |
| (H)Bag Length | 140-450 mm |
| (L)Bag Width | 70-280 mm |
| (S)Gusset depth | 0-50 mm |
| (P)Standard flap | 12-20 mm |
| Max. Speed | 400 pcs/min |
| Max. reel weight | 400 Kg |
| Max.Roll Diametr | 1000 mm |
| Reel inner diameter | 76 mm |
| Paper specification | 30-80 gsm |
| Web edge control system | Double photoelectric automatic correction control system |
| Web tension control system | automatic constant tension control system |
| Air pressure | ≥0.12cmm, 0.4~1Mpa |
| Driven motor | Double servo motor |
| Electric | 380V,50 Hz,3 phase |
| Power | 6KW |
| Weight | 3000Kg |
| Overall dimension | 4580×1650×1850 mm |
| Configuration | |
| 1. Adopt touch screen and PLC programmable control system, the work condition can be shown real time. Cooperate with the ultra precise double servo motor, the stability can be guaranteed. | ![]() |
| 2. The machine has automatic counting system. The user can set a number to count. When bag quantity meets the number, the bag will be jumped out like the picture shows. | ![]() |
| 3. Adjustable bottom gluing system makes the adjustment of different gluing specification very easy. | ![]() |
| 4. Lower glue tank structure can use the glue directly. The glue doesn’t need glue thickener to increase viscosity. The structure can improve efficiently the phenomenon that the high viscosity glue makes bag bottom fold. The gluing will be evener. Solve the problem that the upper glue tank structure leaks glue when the machine run with slow speed. | ![]() |
| 5. Cutter positioning structure makes the cutter dismounting very easy. Installation of cutter does not need complicated adjustment. | ![]() |
| 6. Cutter safety shield protection switch can avoid the danger that user forgets to close the shield when machine runs with high speed. | ![]() |
| 7. The paper tube forming system can be adjusted as a whole. It can increase the work efficiency and stability; reduce the waster rate during the producing; and save time of adjusting. | ![]() |
| 8. Precise color mark tracing system can make sure precision of bag printing pattern cutting position. The color mark tracing function can avoid the readjustment after paper reel changing, paper web breaking, or power outage. The machine can stop automatically when the color mark is error. It will save time and reduce the waster rate. | ![]() |
| 9. Automatic edge control system adopts two photoelectric sensors to detect the edge of paper web. The motor doesn’t need to work often so its power consumption is reduced and its life is extended. (User can choose single photoelectric sensor to control edge.) | ![]() |
| 10. Pneumatic paper reel lifting device make paper reel changing easy. Press one switch and the paper reel will be lifted automatically. Avoid the personal injury. The pneumatic lifting system can make sure the stability of paper web feeding and avoid moving the feeding stand. | ![]() |
| 11. Global initiative, leading technology, the “foolproof” style automatic constant tension control system using the United Stated Bellofram precision controller. The tension will be just right from beginning to end. | ![]() |
| 12. Automatic lubrication system can supply automatically the lubrication oil to every part which needs to be lubricated. The lubricating time and oil quantity can be set by user. Avoid damage of machine because user forgets to lubricate. The maintenance becomes easy! | ![]() |
| 13. The bag samples which the machine can make are below: | |
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