In modern flexographic converting, the Stack type flexographic printing machine stands out for its robust vertical architecture and dependable print registration. Unlike inline presses that occupy extensive floor space, a Stack flexo press arranges color decks one above the other, enabling each station to operate with independent impression and drying controls. A Vertical stack flexo press delivers superior access for plate mounting, anilox changes, and maintenance, which reduces downtime during multi-color jobs. For converters focused on paper-based packaging, our Stack type paper printing machine supports high-quality printing on kraft, coated board, and lightweight liner with minimal web distortion. The vertical arrangement of color decks not only saves floor space but also simplifies web path configuration, reducing the risk of substrate wrinkling and ink set-off. Each print station can be individually controlled for impression pressure, drying temperature, and anilox speed, allowing operators to fine-tune process parameters without stopping the press. This architecture is particularly beneficial for short-run jobs and rapid color changes, making it a practical choice for label converters, flexible packaging producers, and corrugated pre-print operations.
The <产品名字> is engineered to handle a wide range of substrates while maintaining tight registration at high line speeds. Its modular color deck design allows users to add or remove printing stations based on job requirements, and the cantilevered rollers simplify sleeve and cylinder changes. Standard configuration includes automatic web guide, pneumatic loading, and touchscreen PLC controls for recipe management. All mechanical components are mounted on a heavy-duty steel frame to reduce vibration and ensure stable printing at high speeds. The doctor blade chamber system is available in both open and closed configurations, and the anilox rolls are laser-engraved for precise ink transfer. Independent servo motors on each print deck provide accurate repeat length control, while the central HMI allows operators to monitor tension, temperature, and registration in real time. The press can be equipped with a turn bar for double-sided printing, a cold foil stamping unit, or a laminating station to expand its converting capabilities.
Key technical specifications:
Detailed performance parameters are summarized in the following table:
| Parameter | Standard Value | Optional / Custom |
|---|---|---|
| Printing width | 1000 mm | 600–1600 mm |
| Color stations | 4 | 2–8 |
| Max speed | 120 m/min | 150 m/min |
| Repeat length | 300–800 mm | 250–1000 mm |
| Substrate thickness | 50–250 gsm | 30–300 gsm |
| Drying type | Hot air | IR / UV |
| Registration accuracy | ±0.15 mm | ±0.10 mm (servo) |
| Unwind / Rewind | 600 mm / 800 mm | 1000 mm diameter |
| Web guide | Ultrasonic edge guide | Pneumatic, ±10 mm correction |
| Main drive power | 15 kW | 22 kW for wider models |
