Type | LST-2700 | LST-4700 | LST-21100 | LST-41100 | LST-21400 | LST-41400 |
Printing Color | 2 Color | 4 Color | 2 Color | 4 Color | 2 Color | 4 Color |
Max.Printing Width | 700 mm | 700 mm | 1100 mm | 1100 mm | 1400 mm | 1400 mm |
Max.Material width | 730 mm | 730 mm | 1130 mm | 1130 mm | 1430 mm | 1430 mm |
Printing Length | 180-800 mm | 180-800 mm | 180-800 mm | 180-800 mm | 180-800 mm | 180-800 mm |
Max.Printing Speed | 120 m/min | 120 m/min | 120 m/min | 120 m/min | 120 m/min | 120 m/min |
Paper Thickness | 30-350 gsm | 30-350 gsm | 30-350 gsm | 30-350 gsm | 30-350 gsm | 30-350 gsm |
Overprint Precision | ±0.15 mm | ±0.15 mm | ±0.15 mm | ±0.15 mm | ±0.15 mm | ±0.15 mm |
Thickness of Plate | 1.7 mm | 1.7 mm | 1.7 mm | 1.7 mm | 1.7 mm | 1.7 mm |
Total Power | 6 kw | 8 kw | 7 kw | 10 kw | 8.5 kw | 12.5 kw |
weight | 2100kg | 2700kg | 2700kg | 3100kg | 3200kg | 3600kg |
Overall Dimension | 565*136*185 cm | 565*136*185 cm | 565*176*185cm | 565*176*185cm | 565*206*185cm | 565*206*185cm |
1.The machine adopts hard tooth surface gear helical gears, smooth operation, low noise, high accuracy and long life.
2.Ink-ring sealed scraping knife scraping.
3.Ink Ceramic Anilox roller, high speed dot rate, screen printed layered, stronger.
4.Button-360 ° continuous and adjustable longitudinal register device.
5.Pneumatic automatic printing plate roller.
6.The independent group automatic ink system, can be opened one or more sets of ink.
7.Automatic lubricating oil system.
Feeding System: This is the entry point of the machine where the bags are loaded and fed into the printing unit. The feeding system can be designed to accommodate various bag sizes and types.
Printing Unit: The printing unit is the heart of the machine and is responsible for applying the desired graphics or text onto the bags. The structure of this unit can vary depending on the printing technology being used. For example, in flexographic and gravure printing machines, it includes anilox rollers, printing cylinders, ink chambers, and doctor blades. In screen printing machines, it features a screen frame, squeegees, and a printing bed.
Drying or Curing System: After printing, the bags may pass through a drying or curing system, which can consist of heated air or UV lamps, depending on the printing method. This ensures that the ink or coating dries or cures properly, so the bags can be handled without smudging or damage.
Registration System: This system is responsible for maintaining accurate alignment and registration of the bags as they pass through the printing unit. It ensures that the printed images are properly positioned on the bags.
Tension Control System: To prevent wrinkles and ensure consistent print quality, a tension control system maintains proper tension on the bags as they move through the machine.
Control Panel: The control panel contains the machine's user interface, where operators can set printing parameters, monitor the printing process, and make adjustments as needed.
Ink or Coating Supply System: Depending on the printing method, the machine will have an ink or coating supply system. This includes ink reservoirs, ink pumps, and systems for ink circulation and color management.
Material Handling and Conveying System: The bags are transported through the machine using a conveyor system or other material handling equipment. This system ensures a smooth and continuous flow of bags through the printing unit.
Stacking or Collection System: After printing, bags are stacked, counted, and collected for further processing or packaging.
Frame and Support Structure: The entire machine is built on a sturdy frame and support structure to maintain stability and precision during operation.
Safety Features: Bag printing machines are equipped with safety features, such as emergency stop buttons, sensors, and safety interlocks, to ensure the safety of the operators.
Additional Accessories: Depending on the specific design and features of the machine, additional accessories may be included, such as tension control devices, registration guides, and dust extraction systems.