Use Case

Quality control of aluminum cans

Inline inspection after the wash cycle

Following the washing process, beverage cans are conveyed on a wide, high-throughput line exposed to splashing water and water vapor. An IP67-rated vision system ensures reliable operation in these demanding conditions. When paired with polarization filters, reflective glare is minimized, enabling high-contrast image acquisition for accurate analysis by the AI software. This setup supports robust, real-time inspection and maximizes process stability.

Large quantities, intensive washing process and highly reflective surfaces

The IP67 Vision products provide a robust solution for inline inspection following the wash cycle. Their high ingress protection rating and broad product portfolio make them well-suited for this demanding process step. The offering includes area scan cameras, industrial lenses, protective lens housings, and IP67-rated lighting—ensuring reliable performance in wet and high-throughput environments.

Cans on a mass conveyor belt with a width of 3 m

2,000 cans per minute

After washing, the cans are moved on a mass conveyor belt with a width of 3 m. Depending on the type of system, can size and line configuration, modern production lines achieve

  • 1,200 to 2,000 cans per minute.


Humid air and splash water require IP67 protection

Hot water and cleaner

Rinsing with hot water and alkaline cleaners removes residues such as lubricants and metal particles. This creates humid air, spray water and vapors or aerosols containing cleaning agents. These require IP67 protection for the sensitive electronic components of vision systems.

Aluminum creates strong light reflections

Aluminum

The smooth surface of the aluminum strongly reflects incident light rays. Thesereflections create bright spots in the image. Optimizing lighting and camera settings minimizes these reflections, ensuring reliable and precise image analysis.

What are the actual environmental conditions in your application? The protection of the vision system depends on the details: if aggressive chemicals such as acids or alkalis are used, a project-specific adaptation of our products is a sensible option.
John Hsu
John Hsu
Product Marketing Manager

The right system setup for the right image quality

Speed, working distance and field of view: good image quality is required for precise and robust AI decisions to be made in the next step. With a suitable area scan camera, protected lens and other IP67 components, the camera system can also be used in difficult environmental conditions.

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