Unbelievably Precise! Watch This Smart Printing Line for Mobile Display Components

📢 Vility's Customized High-End Black Border Screen Printing Production Line for Samsung

1. Project Background

As smart devices such as mobile phones, iPads, and smartwatches evolve toward higher screen-to-body ratios and more refined aesthetics, black border printing on soft glass—a critical component of display modules—has become increasingly vital. These black borders not only mask conductive traces but also serve to enhance visual appearance and prevent glare. Samsung commissioned Vility to design a fully automated screen printing line to meet its stringent requirements for soft glass black border printing used in premium electronic products.

2. Production Line Composition & Function Overview

This intelligent production line is designed with a focus on high precision, cleanliness, and production efficiency. With modular automation and seamless MES connectivity, the line supports Industry 4.0-level smart manufacturing. Key equipment includes:

1️⃣ Tray Tear Film Loader ×2

Function: Automatically peels protective film and loads trays of soft glass substrates, reducing manual handling and contamination risks.

Features: Integrated anti-static dust removal to ensure clean feeding.

2️⃣ N₂ Plasma Cleaning Machine

Function: Removes microscopic organic residues from the soft glass surface using nitrogen plasma treatment to improve ink adhesion.

Application: Essential surface treatment for strong and durable ink bonding.

3️⃣ CCD High-Precision Screen Printing Machine

Function: Prints the black border with high accuracy using a CCD vision alignment system capable of ±10μm repeatability.

Features:

Compatible with irregular-shaped soft glass and FPC components;

Quick-change screen frame design for efficient flexible production;

Equipped with automatic ink stirring and viscosity control.

4️⃣ AOI In-line Optical Inspection Machine

Function: Automatically detects printing defects such as line breaks, misalignment, and ink inconsistency.

Advantage: Full image recognition with AI algorithms ensures 100% quality control.

5️⃣ IR Stainless Steel Tunnel Furnace

Function: Cures the ink through controlled infrared heating.

Features:

Zoned temperature control to prevent warping;

High thermal efficiency for mass continuous production;

Medical-grade stainless steel for high cleanliness.

6️⃣ Primary Centering Machine

Function: Accurately aligns each workpiece before entering downstream processes, ensuring consistent printing alignment.

7️⃣ Multi-layer Rack Receiving Machine

Function: Automatically stacks finished products by layers, supporting various sizes and thicknesses of soft glass, FPC, and panels.

Features: Smart layer management system for efficient and organized receiving.

3. Application Scope and Target Products

This production line supports screen printing on various flexible or irregular-shaped electronic components, including:

4. Key Advantages

✅ CCD auto-alignment with ±10μm repeatability, ideal for high-precision printing
✅ Fully automated workflow, reducing labor costs and improving yield
✅ Plasma pretreatment + AOI defect detection, forming a closed-loop quality assurance system
✅ Supports multi-size and multi-shape materials, customizable for mixed product lines
✅ MES-ready integration, enabling digital production and real-time monitoring

5. Conclusion

This customized black border screen printing production line for Samsung marks another milestone in Vility’s journey into high-end consumer electronics manufacturing. It showcases our strengths in CCD alignment, plasma surface treatment, high-precision screen printing, and full-line automation integration—proving our ability to deliver tailor-made, high-reliability production solutions to global clients.

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