DITZINGEN, Germany—The TRUMPF Group celebrated its 100th anniversary here last week by firing one of the world’s most powerful show lasers. The laser light shone for the first time on the evening of Aug. 3. The green laser beam was visible up to 50 miles away.
Manufacturers often need to mark different types of metal parts. Some of these parts may require several complex codes, while others need just a few simple numbers. In every case, though, the markings need to be permanent, regardless of part size.
The need to mark parts or assemblies with some sort of identification code is becoming more and more important to facilitate quality control, supply chain management, brand protection, recalls and regulatory compliance.
A surveillance camera in a retail store is designed to zoom in with laser-like precision to focus on people and merchandise. A race car is designed to handle crowded straightaways and steep turns with speed and agility.
Microsecond fiber lasers have been used successfully to cut hypotubes and stents for many years. While these lasers are precise and fast, they have a downside. Parts cut with them require several post-processing operations, which add cost and can damage delicate parts.