Cutting, welding, deposition welding, 3D printing ... these cool kids of laser material processing hog the limelight, so it is easy to overlook the marking laser standing in the background. And yet it has transformed the marking of objects forever.
RGB laser light creates brilliant color images sealed inside layers of plastic. Gemalto is using this technology to produce the world’s most secure personal identity cards for Cameroon.
Phil Carroll saw the need for a specialist AM powder business viewing the process from the perspective of the powder. Seven years later he is taking control of the key challenger to AM – the devil particle.
Sex is a considerable problem in the dairy industry, because farmers want only female calves. Cather Simpson had a bright idea: use lasers to sort sperm cells. Read on to learn how her idea became a company.
3D printing is booming – Industry is reaping serious benefits from the new technology, which is also commonly known as additive manufacturing. Main ingredients: a laser, and a fine metal powder that has the peculiar effect of seeming to be neither liquid nor solid!
Mankind’s greatest enemy is tiny, brown, and very hard to catch. But now researchers have developed a new weapon which they hope will finally give them the edge they need to defeat the aggressors.
Reliable guide-star lasers are revolutionizing astronomy. The “Guide Star Alliance” development team led by Wilhelm Kaenders, Wallace Clement and Domenico Bonaccini Calia made it onto the podium at the Berthold Leibinger Innovation Prize.
Tokyo-based LPS Works develops new microprocessing methods for unusual materials. And as if that wasn’t enough, the 18-strong knowledge cell can also take the next step of providing customers with the right machine for industrial mass production.
Designers need to rethink their approach to unlock the huge opportunities offered by this relatively new manufacturing technology. The experts in coolant systems at Grindaix and Bionic Production did exactly that.
ELFIM, a supplier from southern Italy, manufactures entire components using laser metal deposition (LMD). As a result, the company saves a heap of waste and is more flexible in the geometric forms it can create.
Where weld seams have to be durable but also practically invisible, the automotive industry opts for laser brazing – and in the future, this will apply to hot-dip galvanized sheet metal, too. Laser brazing is presented below.
Walter Sticht has been devising high-tech automations for the past 44 years. No laser systems ever passed muster with him – none of them suitable for automation. He has now changed his mind and is starting his latest enterprise.
When chips are disassembled, a process known as depaneling, precision down to the micrometer is required in both processing and positioning. iC-Haus meets this challenge with a combination of confocal optical measuring sensors and an ultrashort pulse laser.
The automotive industry has long enjoyed the benefits of lasers and rail vehicle manufacturers could follow suit. This was the thinking behind setting up Photon AG and its latest signature project is proof that this idea was spot on.
The pharmaceutical industry wants to know: How do you remove the shell from a chicken egg without damaging the egg inside ? Laservorm has the answer: with a laser !
More and more cities around the globe are opting for electric buses made by BYD. One of the strengths of this Chinese company is its in-house expertise in high-performance batteries. Laser technology is used to weld their highly sensitive components.
Weighing 20 tons and up to 200 millimeters thick. The sheets TRUMPF welds in Austria are the biggest ever tackled by a hybrid laser welding head from Fronius International GmbH. The TRUMPF plant in Austria uses a fully automatic process to produce huge frames for press brakes.
Ultradur LUX is a plastic that is particularly suitable for laser welding. BASF product developer Peter Eibeck explains why crystalline seeds are the key to success.
Microfibers are small, but supermicrofibers are miniscule. Anne Feuer used an ultra-short pulsed laser to pave the way for the longest and finest cellulose fibers in the world.
First cut, then weld. At THE Machines lasers are used to ensure that the coil never ends.
Thin aluminum and copper tubes protect the optical fibers in submarine cables against huge volumes of water. Nexans welds the tubing using a diode laser – with a seam 100,000 meters long!
The automotive industry has greatly accelerated development of the laser as a cutting tool. Lasers can now process 3D components so quickly that machine operators are practically left behind. Hujer Lasertechnik GmbH, however, is keeping pace.
Automotive giant GKN Driveline started welding drive components with lasers 14 years ago. Now the tried-and-tested system is moving to the next round — featuring disk lasers — on three continents.
When it comes to using lasers for coating removal, no one has ever thought bigger than the founders of LCR Systems. The company is developing a method and the equipment required for removing paint from aircraft.
Hypodermic needles are disposable products. With its clever tube forming process and diode lasers, Nexans is ensuring the needles doctors discard will soon be much more cost-effective.
For joining coils, a machine made by Belgian company Malex switches flexibly between resistance welding and laser welding depending on the type of steel, and also uses the laser source for cutting.
Solid or powder filled, open type or laser welded. The comany Bühler Würz Kaltwalztechnik sees a huge market for welding wires.
The EVA Group always has a solid-state laser in operation to make sure that its copier frames are both precise and strong.
Anyone who wants to turn ultra-high-power lasers from a research topic into a research tool needs pump sources that cause as few headaches as the pump modules found in today’s laser tools.
Having proved its capabilities in cutting, the TruLaser Cell 3000 now demonstrates its welding skills, too.
Anyone intent on making Industry 4.0 happen has to keep an eye on the details. One such detail is that the success of the smart factory actually comes down to a “talkative” product. The ML1 marking laser leads the way
Keeping pace with the requirements of the automotive industry puts efficiency front and center. This is why Dr. Hur Yoon-Ho, Vice President of Daewon Precision, favors using high-tech laser technology.
Tomorrow’s new models will be lighter than their predecessors. Not only will that boost mileage, but also reduce weight and the amount of material used. This is due primarily to the increased use of laser light.
Geiss AG is the first company worldwide to laser-cut thermoformed components. Two mega-trends are helping.
The manufacture of mechanical watches has always demanded extreme accuracy. So it is no surprise that the watchmaking industry relies on laser tools for nearly every subassembly.
“What’s to stop us doing what the big manufacturers do?” thought industry suppliers Walter Haimerl and Harald Keller. So they started to weld with lasers.
Haas Equipment GmbH has found an alternative way to clean its industrial waffle irons by replacing dry ice, chemicals and brushes with light.
German knife manufacturer Zwilling really wanted to use laser cutting, but there were obstacles to be overcome first.
Copper on aluminum: With a cycle time of 72 seconds and high tensile strength, Viessmann has got itself precious breathing space.
Seiwald is a jobshop and offers laser hybrid welding. Deputy general manager Dieter Achleitner explains why the move paid off.
Plastic compounds and the laser seem to be made for one another. Marking has become standard, cutting applications are moving forward, and even welding has taken off. New beam sources are driving this development.
perma-tec marks plastic housings by laser. A new software module saves a lot of time – especially with small batches.
An operating table must be adaptable to every need and at the same time totally reliable. That is why the company that was to become TRUMPF Medical Systems adopted laser welding long before it joined the TRUMPF Group.
The co-managing directors of LaserJob tell us how the ultra-short pulsed laser matches up to the hard reality of job-shop operations.
Dow Corning is using a laser miniature fab to research the solar cells of the future.
To make electric drives affordable, we need to work out details such as how to produce millions of laminated cores cost-efficiently.
A look inside the multi-faceted future of hybrid laser welding.
Uwe Stadtmüller, in his middle-market business, has adopted laser welding in three-dimensional space to manufacture fan guards.
A parallel universe exists in which the laser is admired as a rough-and ready tool in the field of material processing.
The boom in high-strength steels triggered a second boom — in job shops able to cut them. In Mexico, Gerardo Oaxaca was one of the people who forged his own success.
Gentle, non-contacting laser systems create a stir in surface finishing: A collection of practical applications from BMW to archeology
Restorers have discovered the laser for themselves and relieve precious Celtic relicts of layers of corrosion.
Checkered aluminum and roughened CFRP - modern materials want to be glued. The laser assists.
Tires or solar cells - 4JET bets on laser processing of surfaces. If you call it cleaning, de-coating, ablation or activating - is secondary.
Using its TruLaser Robot 5020 laser welding cell, the Dutch company Groku Kampen can now weld sinks into stainless steel countertops in just one-tenth of the time taken by conventional methods.
For all the usefulness of coatings, they can be an impediment when welding. Which is where the cleaning power of short-pulse lasers comes in.
It doesn’t get any tougher: Dirt, vibrations, heat — laser welding machines do their work reliably at the entry to the cold rolling mill. Nonstop. Coil by coil.
The food industry wouldn’t be the same without the laser.
Powder deposition by laser is setting new standards in knife blade technology at Stanley, where sharper for longer is the new mantra.
Remote laser welding and cutting are not typically used to produce ovens. Electrolux decided to break with tradition.
Bernhard Lang’s customers reap some real competitive advantages from the ingenious packaging he creates using CO2 lasers.
Material requirements reduced by 90 percent, costs reduced on a similar scale: Companies in numerous sectors, from machine tools to aerospace and marine engineering, are profiting from the value-creating potential of laser metal deposition.
So you think only heads of state get to have their face on coins? Think again! With marking lasers, a coin can feature anyone at all.
Laser welding is advancing into railroad car manufacturing on a wide front – a 16-meter-wide front to be exact.
Whatever method you use, aluminum is very difficult to weld. So Thomas Schnekenburger decided the laser was his best option.
A small part makes a huge difference: the gasket silencer from KACO has put an end to loud water pumps
Each time the glass surface is damaged, there is hell to pay in the production process. So wouldn’t it be nice if there were a cutting process that did not damage the glass?
JST switchgear boxes must store insulating gas for 30 years. Engineers have come up with a creative way to make that happen.
Two materials, one marking step — Hansgrohe AG manages the balancing act with the UV laser
What is so special about the third dimension ? And how do you work through a 350,000-part series ? Erhard Hujer is the man who knows