Coating Laminating Machine

1. Unwinding Unit

• Shafted unwinding structure with automatic lifting, manufactured from 12mm thick steel plate with reinforced steel pipe support.
• Magnetic powder tension control system ensures stable and uniform unwinding tension.
• Ultrasonic EPC system provides automatic edge correction for precise web alignment.
• Maximum unwinding diameter up to 1000mm, suitable for large jumbo rolls.
• Automatic tension adjustment according to roll diameter variation.

2. Coating Main Unit

• Heavy-duty main frame made of 25mm thick steel plate for excellent rigidity and vibration resistance.
• Slot-die coating process ensures uniform coating thickness and high coating precision.
• Special alloy steel coating head equipped with 7-zone independent temperature control system.
• Precision coating head positioning and fine adjustment system for accurate coating gap control.
• Mirror-finished coating roller (Φ215×1600mm) with rotary joints ensures smooth coating surface.
• Chrome-plated cooling roller and silicone rubber laminating roller improve coating stability and lamination quality.
• Drive roller with Teflon surface treatment prevents adhesive sticking and improves release performance.
• Multiple hard-anodized aluminum guide rollers ensure smooth web guiding.

3. Rewinding Unit

• Dual-position rewinding structure (upper and lower) for efficient operation.
• 3-inch air shafts (2 pcs) enable fast and convenient roll loading and unloading.
• Automatic length control system with meter counter for precise rewinding length.
• Magnetic powder tension control guarantees uniform rewinding tension.
• Maximum rewinding diameter up to 600mm.

4. Glue Supply System (SR200 Glue Tank)

• Stainless steel glue tank with 150L capacity, designed for high-temperature hot-melt adhesive application.
• Three-zone heating structure with embedded heaters for uniform and stable temperature control.
• Precision high-temperature alloy gear pump ensures accurate adhesive metering.
• External precision filtration system improves adhesive cleanliness and coating consistency.
• Dual PID temperature control system with independent zone control and over-temperature protection.
• Maximum heating temperature up to 230°C, with total heating power around 30KW.
• High-pressure adhesive hose (3m) supports stable adhesive delivery.

5. Drive System

• Main drive motor rated at 5.5KW ensures stable machine operation.
• Independent 2.2KW gear motor drives the glue pump for precise adhesive flow control.
• Frequency inverter control enables smooth speed regulation and energy-efficient operation.

6. Pneumatic System

• Pneumatic cylinders for coating head and laminating roller ensure accurate pressure control.
• Complete pneumatic components including air treatment unit, regulators, and manual valves enhance operational reliability.

7. Electrical & Control System

• PLC centralized control system with 10-inch touch screen interface for intuitive operation.
• Independent inverter control for main drive motor and glue pump motor.
• PID temperature control modules ensure precise thermal management.
• High-quality electrical components improve system stability and service life.

8. Overall Performance Advantages

• Wide coating weight range (15–200 g/m²) suitable for various coating applications.
• Uniformity deviation ≤5%, ensuring consistent coating quality.
• Designed mechanical speed up to 50 m/min with stable actual operating range of 3–50 m/min.
• Integrated coating and laminating process improves production efficiency and reduces material waste.
• Robust structure, stable operation, and easy maintenance for long-term industrial use.