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How laser welding sets contract fabricator apart
Estes Design and Manufacturing, Indianapolis, finds that laser welding produces a joint that is cosmetically appealing to customers. “We’re looking for an appearance that matches almost exactly the outside of a formed corner,” said Jay...
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Hybrid laser-arc welding takes on heavy transportation
Today lean thinking has led many to consider not just manufacturing costs, but also the costs that occur over the entire product life cycle. This is where hybrid laser-arc welding has really stepped up to the plate—literally. The technology can...
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Microwelding conductive materials
As the move toward part miniaturization continues, more and more companies are turning to microwelding for the precision joining of copper and other highly reflective materials, in particular, employing laser welding with a green wavelength.
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How can laser work for you?
In an area where manufacturing has been hit hard, one Machesney Park, Ill., job shop found that an equipment purchase was all it needed to gain momentum.
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Two processes sometimes are better than one
Alabama Laser ramps up its development efforts in hot-wire laser cladding, a new process that may have big potential, particularly in the oil and gas sector.
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Laser welding update
The number of global laser welding applications has increased over the years thanks to steady technology advancements. One of those advancements, the disk laser—a combination of a solid-state laser and a semiconductor laser—has opened the door...
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Getting close to remote laser welding
Remote laser welding is a fairly new kid on the block in terms of joining metal in North America. But it makes complete sense for those high-volume applications where resistance spot welding is used commonly.
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Laser welding basics
Laser welding doesn't have to be complicated. It can be performed on the most basic of machines, including an everyday cutting system. This article presents an overview of laser welding, including the basic process, the types of lasers, and how to...
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Welding with diode lasers
High-power diode lasers are just beginning to make an impact on welding applications. They are also physically smaller than other lasers, and their initial capital cost is not as large as it might be for traditional welding lasers because diode...
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6 keys to laser welding
When considering the keys to success of any laser welding manufacturing system, technical perfection isn't enough. Many variables are involved in successful laser welding. Knowing the technical as well as the leadership and managerial aspects...
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Making the right choices for laser welding
Laser beam welding has evolved into a proven process, and like any proven manufacturing process, it should be matched with the application with the best-suited material and geometry.
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Laser welding 201
Laser beam optimization is necessary to become or remain competitive in the laser welding industry. That is why it is important to become familiar with optimization devices that can help make the most of laser welding equipment. Training is...
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Lifestyle trends expand use of lasers, ALAW presenters say
ALAW 2007 was held April 17 to 19, in Plymouth, Mich. The second two days of the conference focused on laser technology in automotive research and applications and were geared mostly to manufacturing, production, product design, and R&D...
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Fiber lasers weave out of the lab and into metal fab
Fiber lasers, which have been a hot topic in laser conferences for several years now, are finally starting to appear en masse in the industrial laser market. Fiber laser technology is driving power scaling (pulsed and continuous wave), wall-plug...
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Laser welding, structural adhesive bonding, for body-in-white assembly
Which joining processes—laser welding, brazing, or adhesive bonding—are most suitable for different automotive product attributes and regions of an automobile? This article answers some of those questions.
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Promising welding innovations
Translating any good idea into a practical innovation through research and development can require much persistence, dedicated effort, essential investment, and a long time. This article looks at three welding and joining...
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Combining 2-D and 3-D laser applications
Laser equipment specialists claim that an operator now can change the head for cutting up to 3/4-inch mild steel to welding 3-D parts in less than 15 minutes. So the laser cutting/welding equipment has made a technological leap to support the job...
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A new way to weld sheet metal
Nu-Way Industries Inc., Des Plaines, Ill., learned that remote laser welding demonstrates impressive advantages over traditional resistance and arc welding for its applications.
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'Star Wars,' move over: Presenting ... the Job Shop Trilogy
Evaluating the gas equipment you need to produce the shielding mixture you want for optimal laser hybrid welding is critical. Different shielding gases yield different results and should be considered carefully for your specific application.
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Keys to success in laser welding
Although a firm grasp of laser physics, metallurgy, tooling and fixturing, weld process parameters, and part strength testing is necessary to implement laser technology in any manufacturing facility, it's also critical to think of other issues...
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Laser welding in Singapore
Prototyping parts for projects with shorter lead times and meeting the automotive industry's mass production needs were two large goals for Amtek more than a year ago. Amtek turned to laser welding to meet its goals.
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Producing side-impact profiles
The ramming machine bores into the side of the new automobile at a speed of 50 kilometers (31 miles) per hour. Within a fraction of a second, sensors situated all over the test dummy signal details of the stress load. Shortly afterward the overall...
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Supporting the defense
United Defense's motto is Changing the future of defense™. One of its latest missions toward this goal was to introduce a direct diode laser into its Aberdeen, S.D., manufacturing facility. The company designs, develops, and...
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