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Inventor, fabricator applies all-terrain concept to wheelchairs
About a decade after his son was paralyzed in an automobile accident, Tim Swenson put a few ideas to work and built an all-terrain wheelchair. Although he was retired, Swenson garnered quite a bit of interest with his invention, so he founded...
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Inventor, fabricator updates wheelchair concept
About a decade after his son was paralyzed in an automobile accident, Tim Swenson put a few ideas to work and built an all-terrain wheelchair. Although he was retired, Swenson garnered quite a bit of interest with his invention, so he founded...
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5 things welders need to know about weld positioners
The concepts of positioning are the same for all weldments, large or small. A properly positioned weldment, regardless of the size, reduces welder fatigue, increases safety, improves weld quality, and saves on production floor space.
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Mechanized plasma cutting: Developments in high-definition technology improve versatility
The plasma cutting process is best-known for its simplicity and its ability to cut virtually any metal. These qualities plus the productivity it yields have made plasma cutting a universally accepted metal cutting process with a range of...
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Eliminating slag time in plasma cutting
Vac-Con, a Green Cove Springs, Fla.-based
maker of sewer cleaning vehicles, regularly
participates in continuous improvement
programs to identify opportunities for
increased efficiency on the shop floor. As
part of one exercise, the manufacturer...
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Successful plasma cutting counts on consumables
Clayton Gould, product marketing manager of
torch consumables at Hypertherm, Hanover,
N.H., discusses the five hand-held plasma
consumable components, how they work with one
another to achieve a successful cut, and what
operators should look for...
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Weld fixturing from virtual to reality
A Florida job shop saved on material costs by integrating modular fixturing set up in SolidWorks. The CAD-friendly system allowed the company to define the fixture and the completed weldment before it hit the shot floor.
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A briefing on portable milling tools:
By following eight simple rules regarding material removal, lubrication, and tips for general use, you can be sure that you are operating your portable milling tool correctly.
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Fixturing on display
Satisfying the demand for highly variable order quantities, a fabricator of custom point of purchase displays innovated an efficicient robotic GMAW workcell suitable for producing as many as 10,000 parts or as few as 10 parts while also...
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Smooth landing for new airport terminal roof fabrication project
The new Indianapolis International Airport terminal is one of the first airport buildings to be designed, fabricated, and built to survive the type of attack inflicted on the World Trade Center on Sept.11, 2001. The heart of the new terminal is...
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Choose the right industrial marker for your next job
On any welding job, the right tools are essential for precision, efficiency and safety, and selecting the right marking tool is a key decision that is sometimes overlooked. LA-CO®/Markal® provides the welding trade with durable...
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The many faces of plasma cutting
Manual and mechanized plasma cutting systems serve different purposes and require different equipment to perform well. It is up to the user to decide which system is best-suited for the application. This article provides a detailed introduction to...
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Material separation anxiety
Material separation with a band saw machine is the beginning of most fabrication and many manufacturing operations, but it doesn't have to cause headaches with the proper preventive maintenance.
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How to perform tack welding successfully
Tack welding, a necessary preliminary step in many welding projects, must be performed correctly to achieve optimal results from the final weld and to minimize part defects. Quality is as important in tack welding as it is in the final weld....
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Plasma cutting with a robot
Robotic plasma arc cutting can make cutting and weld preparation operations more flexible once you know which equipment, controls, and shielding gas will work best for your application.
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Productivity: From pipe dream to reality
As pipe fabricators continue to employ more modern welding processes, they also should consider the role that end preparation plays in productivity. Cutting and clamping methods are two areas to study when it comes to pipe fabrication efficiency.
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Advanced materials require advanced knowledge
Given the range of advanced high-strength steels to be introduced into automotive bodies over the next decade, automakers must recognize the implication of non-traditional resistance spot weld failure modes.
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Just say no to rework
Most imperfections related to band sawing that cause rework can be avoided by following proper band sawing techniques and strategies including preventive maintenance, choosing the proper band saw blade, and using less fluid.
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Details on Domex 700 MC
Domex 700 MC, an extra-high-strength HSLA steel, can use milling and thermal cutting to prepare a joint for welding and most common fusion welding methods to joint it -- but a few specifics regarding filler metal are important to know before...
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Get your schedule in order
The quality of resistance-welded components depends on the weld schedule, which comprises several machine settings. Although many resistance welding machine and electrode suppliers offer standard weld schedules for common metal combination,...
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Time and money
To choose the best tubular electrode, you should consider some basic factors relevant to any welding application: base metal, gas, weld size, and joint position requirements.
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Incorporating beveling economically
While beveling is known as a common procedure used to shape the edges of thick plates or pipes for welding, not everybody knows how to make the process cost-efficient in the overall welding operation.
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Frequently asked questions about hardfacing
This robot is hardfacing an agricultural tool. At first glance, hardfacing can be confusing and troublesome; in reality, it isn't. Understanding some of the basics about hardfacing can go a long way toward instilling confidence in your...
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Three optional techniques for beveling
Many fabricators use standard plasma cutters and abrasives to create beveled edges. Along with these traditional methods, welders also have the option of using three alternative beveling techniques: punch and nibble, peeling and shearing, and...
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Selecting the right abrasives for your operation
When it comes to weld preparation, choosing the right abrasive wheel for your grinder can make your job easier. Just grabbing your grinder and cleaning up the weld area can result in poorly prepared joints, cross-contaminated welds, and more wear...
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Investigating applications, hardware, collision protection, and height control
Using orbital welding equipment led to productivity gains in one of the nation's first fusion-welded underground pipelines.
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Welders turn to induction heating for preheating, stress relieving
This article discusses using induction heating for preheating and (postheating) stress relief of welds. It focuses on what this technology is, how it works, and how it can be used in an industrial setting. This article also gives several real-life...
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Four factors to consider when purchasing a grinder: You get what you pay for
Cost often is a deciding factor when you purchase a grinder. However, the saying "you get what you pay for" can be true when you're talking about tools. The price tag alone doesn't always reflect some of the more important factors--performance...
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