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/ Applications / Battery Inspection

Battery Inspection

In the automotive industry, precision is of the utmost importance, especially when it comes to the inspection of EV batteries. The C6-1280CS is a crucial step towards error-free production and ensures the highest quality through its outstanding specifications. If you are looking for the best instrument for battery inspection, you should consider the C6-1280CS.

Safety First: How to Make EV Batteries Roadworthy with 3D Sensors

Malfunctions, short circuits, chemical leaks: these are all serious safety risks that need to be avoided when it comes to electric vehicle batteries, or EV batteries for short. EV batteries are batteries that have been specially developed for storing energy in electric vehicles (EVs). These batteries are at the heart of electric vehicles, as they store the electrical energy needed to power the electric motor. This makes it all the more important to check the quality of these batteries, as these inspections not only minimize safety risks, but also increase the longevity and efficiency of the products.

This is exactly where the northern German technology company AT Sensors comes into play, which has been developing and producing high-quality 3D components for more than 25 years and belongs to the global players in innovative 3D sensor technology. Together with its sales partner FAINSTEC, AT has come up with an application solution for the integrator Global Engineering Solutions Co., Ltd (GES) in Korea, which involves the welding inspection of EV batteries. GES, which specializes in manufacturing systems for the quality control of electronic and energy components, came into contact with FAINSTEC as part of a search for a suitable 3D sensor for this very welding inspection. Their requirement: the integration of a product with which the weld seams of EV batteries can not only be scanned and inspected reliably, but above all precisely.

Challenge

The GES inspection system is primarily concerned with a so-called “can-cap” welding inspection. In this process, the cap is welded to the can of the battery, which not only requires a great deal of precision, but also a high speed for quality control during the production process. The sensor required should be able to detect the smallest defects of just 0.4 mm in size in the weld seam at a speed of 100 mm/s and at the same time take into account convex and concave areas, punched holes and the shape of the weld seam.

“The challenge was not only to provide a fast sensor, but also one that could react flexibly to different requirements such as shape and curvature and deliver reliable scanning results. Thanks to our many years of experience in the image processing industry and the advantages of our C6 CS series, which impresses in particular with its excellent combination of precision and speed, we were able to offer GES an optimal solution,” says Dr. Athinodoros Klipfel, Sales Manager at AT.

Solution

The Korean integrator GES therefore uses two AT sensors of type C6-1280CS35-7 GigE (405 nm, class 3R) for can-cap welding inspection. These offer a high resolution in X (5 µm) and Z (0.2 µm) as well as a profiling speed of up to 200 kHz. Furthermore, the C6 1280 sensors with a laser line width of just 19 µm ensure precise and fast data acquisition as well as easy integration into any system thanks to its standard GenICam interface.

Your Benefits

Laser line width
A laser line width of just 19 µm ensure precise and fast data acquisition.
High-Speed
High speed and accuracy ensure fast and precise inspections.
Precision
The 1280 sensor is able to detect the smallest defects of just 0.4 mm in size.
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