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Articles tagged with "application"
Results: 78
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How to avoid the top 10 problems in plasma cutting: Practical tips you can use right nowAttention to detail at the outset can save plasma cutting operators a load of trouble during production.
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Cutting through the obstacles: The challenges of sawing structural tube, pipe, and solidsOf all the materials that can be cut on industrial band saw machines, structural steels—such as pipe and tubing, plate, angle and channel iron, and I beams—are all among the most common and challenging.
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What is your facility cut out for? Circular and band saw purchases depend on application requirementsWhat cutting equipment you buy depends very heavily on what area of industry you are supplying, throughput requirements, and, not least, finances. Don't let preconceived notions prevent you from making the very best possible decision.
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Band saw cutting of tube and pipe: Tips for blade selection and machine settingsProduction quantities of cut tube and pipe can be produced economically with a band saw. However, the choice of which blade to use is very important in maintaining a low cost per cut.
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Exploring complementary cutting methods: Comparing capabilities of laser, plasma, EDM to waterjet technologyThe various cutting methods available to fabrication shops today can be both a little daunting and very beneficial. Choice is good--learn how to make the most of the diversity all your choices offer to you.
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Blast Cleaning Equipment: What you need to know before buyingIf you are a fabricator of metal parts that need to be primed or painted, then you more than likely will have to prepare the part surface before finishing to produce the desired end result.
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Choosing the right coated abrasive for plate finishing applications: A look at grain propertiesMost plate fabricating companies need to select a coated abrasive to finish their parts. This selection process can be intimidating, as well as confusing, because so many types of coated abrasives are available.
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Successful tube hydroforming: Watching parameters, accurately simulating the process yield good resultsA typical tube hydroforming system is shown in Figure 1. Within this system, a host of factors must be taken into account, from starting tube geometry and material properties to the quality of the final part (such as thickness distribution and dimensional accuracy).
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Using hydroforming aluminum components versus steel stampings: The contender gains points, but the champion is still in the fightThis article examines two transitions that are occurring in the automotive industry—the change from stamping to hydroforming, and the substitution of aluminum where steel was used previously.
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Effective simulation of hydroforming: Current capabilities and requirements for the futureSimulation is used in the hydroforming process to replace the experimental investigation and tests required in a real tryout process.
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Pressure-sequence and high-pressure hydroforming: Knowing the processes can mean boosting profitsPressure-sequence hydroforming can form complex parts as well as forming most ductile metals, including high-strength, low-alloy, and stainless steels with sharper corners, thick-walled tube, and other difficult features.
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Eliminating final trim shearing of hydroformed tubeThe most common way to establish tube length after hydroforming is by cutting or shearing the tube to a specified dimension; however, cutting out this step can reduce scrap. A new method designed to eliminate this step combines forming the end of a tube to resemble its final form with using a hydroform die to correct end position variations off the bender. While this approach eliminates the final shear trim operation, it also presents new challenges.
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Lifting the load: Applications for electric lift trucks in manufacturingManufacturers face relentless challenges in their efforts to meet changing demand. In their materials handling operation, these challenges include moving materials in tight spaces, providing just-in-time (JIT) delivery to production areas, and ensuring that lift trucks are available when and where they are needed. Maintaining production efficiency requires sturdy, dependable lift trucks that are maneuverable, easy to operate, and easy to maintain.
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Interaction of chemicals used in forming and fabricatingKnowing how chemicals tend to react with one another and how each type of lubricant and coolant commonly used during steel processing tends to behave is a boon when you're trying to fabricate products properly.
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Making steels strongerWhen it comes to modifying a steel's strength and hardness, it's important to not confuse hardness with hardenability and remember that hardenability characteristics are important because they help identify how much a specific steel will harden during welding.
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Keeping pace with today's punching requirements: Advancements in tool design, metallurgy lead to more accurate holes, improved part qualityThis article provides the basics on how the punch, die, and stripper work; how to perform material thickness calculations on various materials; how different applications affect punching quality; how fully guided tooling counters lateral forces; and how metallurgy, coatings, and maintenance affect tooling.
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A breath of fresh air: ArrayArray
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Proper guarding protects workers: Six steps to focusing on your employees' needsWhen people think of machine guarding, usually they think of devices to protect people from the moving parts on machinery.
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When sparks fly ...This article combines examples of fires caused by inadequate protection from welding with information on heat-resistant textiles and how they can be used to provide that protection.
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Selecting the best lens for welders' eye protectionIn the industrial environment, safety glasses are a necessity for jobs that put employees' eyes at risk of exposure to heat, impact, chemicals, or dust. But workers also need protection from nonimpact dangers, such as radiant energy, eye strain, and fatigue. So choosing the appropriate lens or filter plate for your workers' eye protection is just as important in preventing eye injury as is selecting the appropriate style of safety eyewear.
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Respirator selection as a business decision: How to choose the right equipment for your weldersSeveral technical articles have addressed respiratory diseases associated with welding activities and when a respirator should be used to help prevent these diseases. Once an employer concludes that respiratory protection is the appropriate option for a particular application, the next step is selecting the right respirator.
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A breath of fresh air - Taking a look at in-plant filtration systems: Taking a look at in-plant filtration systemsThe article explains how to carry out a facility and process evaluation and discusses the basics of in-plant air filtration system selection.
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Huge possibilities, tiny tools Nanotechnology--the science of small--could change the metals industry in a very big wayNanotechnology is just beginning to blossom as a practical topic of interest for the manufacturing industry. Just how big an impact will nanomaterials have in our lifetimes? We're sure to find out soon.
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To e, or not to e?: Hamlet.com? Not quite, but automakers trying to save princely sums via InternetThe idea was to have e-commerce solve everything. Then the thud of a million dot-coms hitting bottom gave people a new perspective. Are automakers still hip on e-commerce? You'd better believe it.
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Managing innovation in the factory: Turning improvements into intellectual propertyIn many industries, more than three fourths of new products start out as direct requests from customers. How can you find and capitalize on the opportunities hidden in offbeat requests?
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Pinpointing future laser welding marketsAficionados of laser welding technology at times must feel a little like telephone vendors beamed back to 1603. They know almost everyone is going to use them in the future, but getting buy-in today can be like hawking loans at 25 percent-lots of interest and few takers.
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Pairing a servo feed with a pull-through straightener: Applications for noncosmetic stamped partsThis article explores the possibility that servo feeds can be used with pull-through straighteners as opposed to a conventional feed line that uses a powered straightener. Using the servo-PTS (pull-through straightener) can save money on equipment and material. The only limitation may be marking the material so noncosmetic applications are recommended.
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Finding the best splice for your light-duty conveyor: The mechanical fastener optionOne way to increase your stamping operation's productivity is to get all the uptime you can from the belt conveyors that carry materials, parts, and finished and packaged products throughout your plant. As moving, wearing equipment, conveyors naturally demand a certain amount of downtime for maintenance and parts replacement. However, keeping those events as infrequent and brief as possible is what uptime is all about.
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Getting it Straight: Understanding coil straightening in stamping operationsBefore coiled material can pass through a die to produce an acceptable part, it must be straightened. Coil straightening is accomplished by bending a strip of material around sets of rollers that alternately stretch and compress the upper and lower surfaces so that the material's yield point is exceeded.
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Maximizing a coil fed press: Variables that influence production speed, setupCoil-fed stamping presses are nothing new, but coil feeding processes have changed a lot since the days when press feeders were driven mechanically by crank motion. Influencing these processes are differences between transfer and progressive tooling.
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Metal stamping and electromagnetic forming: New process improves material formability, reduces wrinklingThis article describes the development of electromagnetic forming (EMF) and how EMF works.
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Hydraulic workholding from scratch: How to select and set up componentsHydraulic clamps are used in place of manual or toggle clamps to hold the workpiece or tool in place during stamping. This article examines the four steps that comprise the selection and installation of a hydraulic workholding system: cylinder selection, cylinder force and stroke, power source selection, and system connection.
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Robotic press tending: vailable equipment and its effects on press productivityRobots offer an alternative to automatic transfer presses in applications in which parts must be reoriented (tilted, rotated, or flipped) as they are moved between operations. When selecting a robot for press tending, three of the many features to be considered are size, flexibility, and mountion options.
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Auto industry demands shape the future of stampingAs the stamping industry heads into a new century, it continues to be driven primarily by the automotive industry.
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Standardizing finger tooling: Modular systems provide alternative to dedicated transfer toolingModular, adjustable, articulated finger tooling for transfer presses may provide the flexibility you need to increase productivity and efficiency in your stamping operation.
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Appliance industry takes a shine to powder blank technologyAmong European, Pacific Rim, and U.S. appliance makers and other manufacturers with large-scale, appliance-grade finishing requirements, the use of powder blank line coating systems has grown steadily during the past 10 years.
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Taking the heat, keeping the current: Heat sinks provide thermal conductivity, electrical isolation |
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Virtual tryout: Simulation software simplifies progressive die troubleshooting |
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Filling in the blanks: What to look for in an in-house blank shearing line |
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Achieving straight-side capabilities in a gap-frame press: New developments in motion and frame technologyRecent changes in tooling technologies, material specifications, part quality requirements, and inventory levels have driven the demand for new developments in the way a mechanical press operates. This article discusses how link motion and bridge-frame structures help stampers. This includes a description of what link motion is and how it works, and how bridge frame presses affect frame deflection.
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Sharpening for a longer life: Maintaining the cutting edge on punch and die componentsRoutine maintenance—grinding, using surface treatments, sharpening ejector pins, and minimizing potential grinding damage—can extend tool life and save you a lot of headaches.
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Protecting dies against press system faultsThe need for die protection has existed ever since the first die was produced. The most elementary form of protection has always been an alert, dependable operator. However, an operator cannot always react to a problem before it damages a die.
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Tooling tricks of the trade: A few tips for extending die life |
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Choosing the proper steel to minimize abrasive adhesive tool wearThe most disruptive type of failure in any tooling application is when the tool cracks. To prevent this type of failure in cold-work applications, it's important to select the correct steel.
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Selecting a pressure system for a stamping dieAuthor's Note: Before I begin, I would like to take this opportunity to express my sincere thanks to thefabricator.com's readers. I hope you have enjoyed the stamping articles, and I am excited about writing for 2004. I also would like to wish all of you a great holiday season as well as a prosperous and successful year. Best holiday wishes!Art
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Selecting a stamping die pressure system, Part II |
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Cutting tube in a recut operation: How to decide on a method and equipmentThis piece, which originally appeared in TPJ-The Tube & Pipe Journal in 1997, explains how to decide whether to cut tubing on the production line or cut it later in a recut operation. Discusses various types of recutting equipment and focuses on the dual-blade shear cutting method.
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Orbital welding for space program applications: Producing welds that withstand the rigors of deep spaceWelding applications in the aerospace industries demand high precision, a quality that can be entirely as low as possible. Automatic orbital welding is being used to help meet these requirements.
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Selecting the right temporary coating: Choices abound for tube and pipe applicationsTube and pipe manufacturers should consider carefully environmental laws, cost, quality, and the cost of a coating line before deciding on a temporary coating for their products.
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Automotive motives - Tips for cutting per-piece prices for automotive customersToday's automotive industry is more competitive than ever. To compete with the European, Mexican, and Asian markets, the U.S. market must become more aggressive in finding ways to cut costs.
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The wrinkle-wiper for tube bends: How to choose and use wiper diesA wiper die is a piece of tooling used in tube bending that helps keep the bend from wrinkling. While there are many reasons and ways to use a wiper die in a tube bending maching, you should also know what types are available, their differences, and how to choose the right one for your application.
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Getting a handle on work-related hand injuriesThe hand is one of the most complex parts of your body. It enables you to execute simple or complex jobs that cannot be performed by any other part of the body. Without your hands, it would be extremely difficult to do even those routine tasks that we take for granted every day.
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Using finite element analysis to roll-form tubesRoll forming is a common method for producing steel tubes. It is a continuous process in which a strip is guided through several sets of rolls that form the strip into the desired shape. After the final shape is achieved, tube edges are welded together to form a closed section. After the welding operation, the tube is sized through another set of rolls to obtain the required diameter.
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Using a gel-type tube lube: Manufacturer decreases waste, improves lubrication |
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Choosing the right robotic weld cell for your operationYour company's first robot may cause more trouble than expected. This doesn't mean that the robot will not work, but it is a piece of
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Flying high with orbital welding: Equipment, applications, and joint designs for aerospace componentsOrbital welding first was developed in the late 1960s by a group of engineers from McDonnell Douglas to join aerospace tubes. These engineers were aware of the problems associated with producing repeatable welds for their critical applications.
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Using existing tooling for new product applications: Evaluating the tooling's capabilities and limitationsThe article outlines factors for consideration when changing material type, grade, coatings, efficient speed requirements, specialty shapes, etc. Special consideration is given to the difference in speed between the minor relief angle and the root diameter.
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Comparing single-cut and dimple-free tube mill cutoffs: When to employ each systemThis article covers the application of single-cut and dimple-free cutoff shear technologies as they are applied to contemporary high-speed tube mills.
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Taking the troubles out of tube mill tooling: Preventing and solving some common problemsThis article discusses the prevention of problems associated with tube mill tooling, touching on maintaining tooling, as well as troubleshooting common problems that may arise during the tube production process.
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Inline gauge control in welded tube production: Reducing conversion lossesReducing scrap when converting strip to finished tube is a huge step in bettering your bottom line.
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Plotting for success: Using edge thickness measurements to aid troubleshootingThe butler slipped through the pantry area with the warm milk and, after adding some arsenic, served the beverage to his master. The butler had been gradually increasing the amount of arsenic over many months, so the change in the milk's taste wasn't noticeable. Soon the mistress and her nefarious servant would be rid of the one thing stopping their affair.
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Advantages of plasma welding: Often-overlooked PAW offers speed and affordabilityPlasma arc welding sometimes offers greater welding speed than gas tungsten arc welding at lower cost than laser beam welding.
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Secrets of Using GTAW for Tools and Dies: One retired fabricator share the basics of how he added this services to his shopTool and die welding can be a very lucrative service for a fab shop. However, tool and die welders are about as rare as brain surgeons because of a general lack of knowledge about the process and because of the extra expense it brings to a shop. This article offers a basic understanding of what's needed to add this service to your fab shop.
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Gun Control: GTAW torch design innovations enhance productivity, qualityThis article discusses improvements to the GTAW torch that should enhance the productivity and quality of welding operations. It specifically discusses the welding gun's affect on ergonomics and cooling capacity.
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Examining the GTAW environment: Choosing the right electrode and booth for your applicationThe author outlines basic components of a welding booth suitable for GTAW, and offers possible solutions to a decline in availability of the thoriated tungsten used in a GTAW electrode. He also offers ideas for providing a clean air supply for the GTAW operator.
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The fundamentals of gas tungsten arc welding: Preparation, consumables, and equipment necessary for the processLearning the fundamentals of the GTAW process will increase the welder's ability to produce quality weldments. Knowing the correct consumables, equipment, and preweld preparation necessary will help the welder troubleshoot welding problems.
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Choosing the right oxyfuel gas and supply systemMixing oxygen with fuel gases for brazing, cutting, heating, and welding metal has been around since the early 1900s. Oxyfuel processes have remained in use over the years despite the introduction of other metal fabrication processes, such as arc welding, plasma cutting, and laser materials processing. Finding the most economical method for supplying oxyfuel gases requires a basic understanding of the process.
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Welding exhaust system components: Laser technology may aid this traditionally high-volume applicationIn the field of automobile exhaust systems, such components as manifolds, pipes, catalytic converters, and mufflers are joined either by the car manufacturer or by a subcontractor to form a subassembly ready for attachment.
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Robots and dials and knobs—oh my!: GMAW power sources have evolved over timeIn the late 1950s, the U.S. Navy wanted to find a way to join heavy aluminum structural sections used to fabricate motor torpedo boat hulls.
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Programming multiple robots: Operating two or more robots from a single point of controlIn many applicatios -- such as large-component welding, press-tending lines, and multiprocess cells -- running multiple robots from a single point of control assists in preventing collisions, simplifying the programming structure, and reducing integration cost. This approach also meets the American National Standards Institute/Robotic Institute of America (ANSI/RIA) R15.06-1999 safety standard.
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Making the most of the daily grind: How to choose and use abrasives for welding and fabricating applicationsThe article divides grinding equipment into three application categories: welding/heavy metal removal; metal fabrication and construction; and light metal removal, finishing, and sharpening. It also discusses grits and grains and operator safety.
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Which wire do you require?: How to select a gas-shielded welding electrodeAre you looking for ways to improve quality, raise productivity, and save costs in your current welding operations? If you haven't examined the various electrode choices, you could be missing an opportunity to take your production welding to the next level.
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Selecting the right abrasives for your operationWhen 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 and tear on the tool and the operator.
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Three optional techniques for beveling: Understanding the advantages and drawbacks of eachMany 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 milling and routing. Each has advantages and drawbacks.
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Repair Brazing: Fixing Faulty Jobs and worn-out componentsBrazing has myriad uses for shop repairs. Knowing what seperates a proper brazing job from a poop one can save you alot of headaches and produce some slick results in the process.
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Turning up the power: Using lasers to cut thick plateThe most common power levels ranged between 1,500 and 2,000 watts. However, a statistical survey conducted by the AMT Laser System Product Group indicates a steady increase during the last 12 months of installations for high-power 3,000- to 4,000-watt laser systems and a decline in sales of lasers with power levels less than 2,000 watts.
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Laser cell system gives job shop the home field advantageContract manufacturer CGI Automated Manufacturing Inc., Cicero, Ill., fabricates parts as an outsource resource for vertical manufacturers. The company started out as a stamping operation, then added other fabrication technologies, including welding, press brake forming, drilling, punching, rolling, shearing, and cutting.
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A breath of fresh air: ArrayArray
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