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LASER 2007. World of Photonics

Employing lasers as a tool for tough industrial purposes is one of the major application topics for LASER 2007. World of Photonics from 18 – 21 June 2007 in Munich, Germany. This year in hall B3 at the New Munich Trade Fair Center, approximately 280 exhibitors will be showing how lasers and laser systems are being used in industrial production.

In their exhibits, BLZ and LFT are concentrating on state-of-the-art laser beam sour-ces and the possibilities for using them for process control and in production. Live on location, a robot with a laser processing head will be demonstrating temperature-monitored brazing of car body sheets, while visitors can follow the constant recording and evaluation of the measurement data on the monitor and observe process execution online. This system technology promises to reduce production costs by eliminat-ing the need for post-testing of components, which will make laser-beam brazing significantly more attractive for the automobile industry as well as for other industrial sectors.

Beyond this, these two institutes will be using the modular "ProFaM" mini factory to visualize laser-supported production of ultra-precise laser optical and micro-optical systems for trade show attendees. Divided into individual modules, this miniature production line makes it possible to provide a detailed depiction of all process steps, such as component mounting, fiber preparation/finishing, laser adjustment and quality control, including transportation of work pieces between the platforms. The purpose of ProFaM is to link innovative technologies from the fields of laser technology, mechanical engineering, communications technology, and micro technology all the way to product maturity.

Within the framework of "Photons in Production, " the iwb will be offering a live demonstration of remote laser welding, a process for welding different metals with a high-power fiber laser across long distances. Visitors can observe a welding robot at work and get an impression of this laser production technology's speed and special process control.

Another live demo takes this one step further by offering a direct comparison with the conventional method and by showing how the remote laser-beam welding does without a scanner for beam deflection. Here, with the aid of a laser pointer, a robot simulates the welding process and shows how optimal path planning that is calculated with special algorithms makes it possible to position the focal point using robot-supported motion of standard optics while making optimal use of the robot movements.

A simulation of laser-beam welding in which the delay behavior is examined mathematically will stimulate discussions with the experts from iwb, as will the laser and work safety technology (especially in the area of the new high-power cw lasers). For this, there will also be different exhibits to be seen, including an active laser-safety wall, which is being presented to a broad public for the first time at LASER 2007. World of Photonics.

The live demos for "Photons in Production" will be complemented by a lecture forum. On this platform, experts from the corresponding institutes and project participants will be speaking about the topics for this special show, but also about the basics of laser technology, the latest developments in this field, and the use of this technology in industrial production.

The exhibitors in hall B3, which presents lasers and laser systems for production, include Bystronic, Coherent, Ermaksan Machinery, Fraunhofer Gesellschaft, GSI Group, Han's Laser, IPG Photonics, Jenoptik Laser Optik Systeme, KUKA Schweis-sanlagen, Reis Robotics, Rofin Sinar, Scanlab and Trumpf Laser.



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