Older than Oscar® — Part II : 125-year-old popcorn machine maker bends, won’t breakIf an image is not displayed, click the hyperlinked figure number to view it. Figure 2 Stamp of Americana. (top right) How many... Publish date: March 9, 2010 |
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Pensando más allá de la prensa de cortina : El Plegado y el doblado de paneles se adaptan a infinidad de configuraciones, volúmenesSi la imagen no se puede visualizar, cliquee en el número de la figura para verla. Read article in English Figure 1 Una dobladora... Publish date: February 9, 2010 |
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Ajustando la etapa para la productividad de la prensa de cortina : Un doblado en etapas permite a los operadores doblar más y configurar menosRead article in English Los fabricantes de chapa metálica con frecuencia se encuentran con este dilema: lo que es más eficiente para sus... Publish date: February 9, 2010 |
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Bending perforated weathering steel: Not a pedestrian challenge : Sure Iron Works fabricates a unique pedestrian bridgeIf an image is not displayed, click the hyperlinked figure number to view it. Figure 1 A worker at Sure Iron Works aligns corrugated and... Publish date: February 8, 2010 |
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Reclaiming the disappearing press brake knowledge in your shop : Bells and whistles won't make good partsFigure 1 That controller is no guarantee that press brake operators know the reason a certain tool is required for a bending job. That comes... Publish date: January 14, 2010 |
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One safeguard (not) for all : Press brake safeguarding requires a holistic approachIf an image is not displayed, click the hyperlinked figure number to view it. Figure 1 Any press brake safety evaluation should consider... Publish date: November 3, 2009 |
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A giant among machines : Structural steel fabricator installs 40-ft.-long press brakeIf an image is not displayed, click the hyperlinked figure number to view it. The idea of ordering a 40-foot-long press brake was no... Publish date: October 8, 2009 |
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Thinking outside the press brake : Folding and panel bending adapt to myriad setups, volumesIf an image is not displayed, click the hyperlinked figure number to view it. Figure 1 An automated panel bender positions a workpiece.... Publish date: October 5, 2009 |
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Unique brake setup streamlines thick plate bending : Custom tooling—designed for one job only—eliminates secondary opsIf an image is not displayed, click the hyperlinked figure number to view it. Figure 1 Thick, high-tensile-strength plate is bent with a... Publish date: September 1, 2009 |
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Doblado de metal de alta resistencia a la tensión : Un taller necesita invertir en herramental, tonelaje y planeaciónSi la imagen no se puede visualizar, cliquee en el número de la figura para verla. En el pasado, las juntas que involucraban al departamento... Publish date: August 17, 2009 |
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Maquinas verdes : Las prensas de cortina totalmente electricas y las hidraulicaselectricasSi la imagen no se puede visualizar, cliquee en el número de la figura para verla. Read article in English "Hacia lo eléctrico" parece... Publish date: July 21, 2009 |
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Por que debe preocuparse por los radios interiores de doblez? : Las decisiones de doblado tomadas en la etapa de diseno pueden afactor la fabricacionOperadores, diseñadores e ingenieros, ¿por qué deben preocuparse por el radio interior de doblez si el cliente no lo hace"... Publish date: July 10, 2009 |
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Rolling it just so : BEPeterson takes precision roll bending to another levelIf an image is not displayed, click the hyperlinked figure number to view it. Figure 1 A precision operation at BEPeterson forms rolled... Publish date: July 2, 2009 |
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Tooling up to bend hardIf an image is not displayed, click the hyperlinked figure number to view it. At past meetings involving the plate processing department at... Publish date: May 28, 2009 |
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Bending with kid gloves : Urethane press brake tooling leaves no scratch behindIf an image is not displayed, click the hyperlinked figure number to view it. Press brake tools aren't kind to sensitive surfaces. They... Publish date: March 10, 2009 |
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Green machines : All-electric and hydraulic-electric press brakes do more while consuming lessLea este articulo en Espanol "Going electric" seems to be the latest step in the evolution of fabricating equipment. From turret punches to... Publish date: January 27, 2009 |
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Bending outside the box : Good part design considers fabrication from the get-goAsk 10 press brake operators how they would bend a particular part, and you're likely to get 10 different answers. But all would agree on... Publish date: January 27, 2009 |
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Getting close, bending safe : Optoelectronic guarding allows brake operators to bend safely close to the punchFigure 1 Lasers that travel with the ram allow operators to bend small parts without muting the safety system. Photo courtesy of Fiessler... Publish date: November 25, 2008 |
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Reasons for a press brake upgrade : Adopting new technology takes a change in shop mindsetFigure 1 Adaptive bending, either through laser sensing (pictured here) or internal devices, can help overcome problems with material... Publish date: October 14, 2008 |
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Setting the stage for press brake productivity : Staged bending allows operators to bend more and set up lessSheet metal fabricators often find themselves with this dilemma: What's more efficient for their customers may create more inefficiency for... Publish date: June 17, 2008 |
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The evolution of precision bending : Bending moves further from art, closer to sciencePhoto courtesy of Wila USA, Hanover, Md. Precision bending has come a long way in recent decades. What used to be considered "precision" in... Publish date: June 17, 2008 |
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La seguridad continua presionando a las prensas : Asegurando la seguridad sin sacrificar velocidad ni productividadSi la imagen no se puede visualizar, cliquee en el número de la figura para verla. Read article in English La tendencia más importante en... Publish date: May 13, 2008 |
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New roll bender 'bales' out farm implement manufacturer : Powder River reduces scrap and time needed to make horse feedersPowder River added tooling that helps feed and square sheet before it enters the three-roll bender. Hugo Hernandez and his shop floor team... Publish date: May 13, 2008 |
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Specials simplify the complex, speed productivity : Special press brake tools, in the right situation, can reduce the time it takes to form a part.Figure 1 A job at O'Neal Steel called for a gooseneck 24 in. tall, 11 in. thick, which mated with a 5-in. V die with 1-in. chromed rounds on... Publish date: February 12, 2008 |
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2 strategies for optimizing bending operations : Do setups offline and rely on press brake controls to adjust bending parametersOffline bending software expedites the bending process. Metal fabricators must continuously seek new ways to maximize their uptime and improve... Publish date: January 15, 2008 |
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Cambie el orden de formado : Trabajando con el flujo natural para hacer mejores doblecesRead this article in English Con qué frecuencia estima usted que está desechando partes debido a que se formaron al... Publish date: November 6, 2007 |
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Automatic or manual? : Automation doesn’t solve process problems. People do.Whether it is as simple as a single CNC tube bender loaded by a robot or as complex as a fully automated line that turns raw coil into a... Publish date: October 9, 2007 |
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Dealing with Mother Nature's wrath : Fabricated hinge system to protect bridge from earthquake damageProtecting a two-mile-long, 10-lane bridge from earthquake damage is not an easy task. Replacing the eastern span of the San Francisco-Oakland... Publish date: October 9, 2007 |
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Doblando los nuevos tipos de acero de alta resistencia : Nuevos retos, nuevas herramientas, nuevas reglasRead this article in English Han surgido varios tipos nuevos de aceros de alta resistencia que han traído consigo una gran cantidad... Publish date: October 9, 2007 |
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Manufactura esbelta con herramientas para Dobladoras de cortina. : 4 maneras de aplicar los conceptos de la manufactura esbelta con herramientas para dobladoraRead this article in English La mayoría de los fabricantes de equipo original (OEM, por sus siglas en inglés) y de los fabricantes... Publish date: April 10, 2007 |
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Toro trims waste with press brake tooling upgrade : Turf maintenance equipment manufacturer reduces setup times 40 percentToro Co. has found that in its high-end commercial mowers, sheet metal is the second most costly item. Toro's own manufacturing plants compete... Publish date: September 11, 2007 |
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The tao of forming order : Working with the current to bend peacefully with press brakesLea este artículo en Español The Emperor's guard was patrolling the river near the base of the Great Falls when the scout came running back... Publish date: June 12, 2007 |
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Pipe fabricator saves big time with big bends : 4 lessons to learn from Universal Pipe and Steel Supply and its four-roll benderA four-roll bender carries a higher price tag than most three-roll benders, but it might be the easiest to operate because the material fed... Publish date: April 10, 2007 |
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Bending the new breeds of high-strength steel : New challenges, new tools, new rulesLea este artículo en Español This heavy-duty gooseneck punch with an acute-angle 1V die provides the ability to overbend material to... Publish date: March 13, 2007 |
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Are you dedicated to manual bending? : Discovering the uses of a dedicated manual tube bender in the 21st centuryIn the age of automated tube bending processes, there is still a thriving demand for dedicated manual tube benders (DMTBs), which have been... Publish date: January 9, 2007 |
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Safety still pressing for press brakes : Securing safety without sacrificing speed, productivityPress brake safety equipment must ensure safety without hindering speed or productivity. Lea este articulo en Espanol The leading trend in... Publish date: January 9, 2007 |
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Avoiding common bending problems with common sense : Match tool design with bending applicationAs we strive for simplicity in solving manufacturing problems, we are captivated and enthralled with the flash and glitter of the newest... Publish date: December 12, 2006 |
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Manufacturing evolution in the job shop : Contract manufacturer figures out how to accomplish more with lessBecause of their press brakes' dynamic crowning and springback compensation technology, Gardner Manufacturing operators can bend long parts... Publish date: October 10, 2006 |
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Leaning on press brake tooling : 4 ways to apply lean concepts to bending toolsLea este artículo en Español Staged bending can make short runs more cost-effective because each part is handled only once. Most of... Publish date: September 12, 2006 |
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Fabricator puts the brake on bend inconsistency : Laser-based control system compensates for material variations, springbackWhen you think of Nebraska, you probably think of farming. Well-known for endless fields that cover 96 percent of the state, Nebraska... Publish date: June 13, 2006 |
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Roll bending a wind tower with a three-roll bender : How to get a good leading edgeThe U.S wind industry ended its most productive year in 2005, installing nearly 2,500 MW, or more than $3 billion worth of new generating... Publish date: April 11, 2006 |
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Taking the danger out of bottom bending : V-die selection for press brakesLiability! It's more than just a word. It is the single reason that manufacturers of press brakes and press brake tooling maintain that you cannot... Publish date: March 7, 2006 |
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Simplicity 'n' press brakes : A simple leap of faith helps a lawn tractor manufacturer make a huge leap in bending efficiencyLow-volume products, such as this zero-turn-radius lawn tractor with a 21- or 23-HP engine, kept Simplicity Manufacturing's laser cell... Publish date: February 7, 2006 |
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How to prevent press brake ram upset : Bend within limits to avoid troubleOf all the potential problems you might have when bottom bending or coining with press brakes, the least understood is a problem called ram... Publish date: January 10, 2006 |
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Adaptive bending : Achieving accurate first-piece bending resultsIn conventional press brake bending, the bend angle obtained often differs from the programmed angle even though it is produced on a CNC machine.... Publish date: November 15, 2001 |
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Say ye shibboleth! : Finding, defining, and preventing taper in press brake operations"Say ye shibbo leth !"... "Do you not hear me, traveler? ... Say ye shibbo leth ." A look of surprise and terror crept over the traveler's... Publish date: November 8, 2005 |
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Bend allowance and springback in air bending : How to predict it and compensate for itFigure 1 In air bending, a sheet is placed in the die, and the press ram descends and bends the sheet into a V shape. Figure 2... Publish date: September 13, 2005 |
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Software brings new intelligence to press brakesSoftware with the capability to store and apply process intelligence enhances fabricators' ability to achieve first-part accuracy; reduce... Publish date: September 13, 2005 |
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Oversized V dies: the effects on bottom bendingFigure 1 Why are so many press brake and tooling manufacturers adamant that you cannot bottom-bend with their products? One word:... Publish date: August 9, 2005 |
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Taking a long-term view of press brake productivity : Eliminating time that doesn’t add upIn the late 1970s and early 1980s, the metal fabrication industry became acutely aware of non-value-added time—the amount of time... Publish date: June 14, 2005 |
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Up Around the BendJim Yantzer's forte is press brakes. He's been bending metal in Seattle since the 1960s, when he worked for Boeing Company. There he first... Publish date: April 11, 2005 |
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How to reduce press brake setup times : Tooling tricks of the tradeDespite these innovations, even the most advanced shops encounter bottlenecks in their press brake areas. While these bottlenecks cannot be... Publish date: August 10, 2004 |
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Pumping up productivity on older press brakes : Increasing productivity with advanced tooling, clamping, crowning systemsTall gooseneck punches can bend deep parts and parts with complicated bend sequences. In recent years faster, more efficient cutting and... Publish date: June 8, 2004 |
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Air forming and V-die selectionAir forming, bottom bending, and coining are metal forming methods. Air forming, the most common, is a three-point operation. The actual inside... Publish date: May 4, 2004 |
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New bends in the roll : Roll bending trendsEditor's Note: Allan Flamholz is now president and founder of Trilogy Machinery, Belcamp, Md., the U.S. distributor for ROUNDO in the U.S. as of... Publish date: April 6, 2004 |
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Building the perfect tool cabinetFigure 1 Deciding What Works Best All too often tooling is thrown on a shelf, pallet, or table – one tool piled on top of... Publish date: March 25, 2004 |
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Why should you care about inside bend radii?Photo courtesy of TRUMPF Inc. A minimum bend radius is a function of the material and has little or nothing to do with the press brake... Publish date: January 29, 2004 |
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Improving bending operations : Advanced bending technology reduces setup time, improves part accuracyThe company works with materials from 3 to 25 millimeters and produces parts that range from pallet size to 15,000-pound weldments... Publish date: November 20, 2003 |
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New PC-based controls open path to better press brake utilization : Control improvements simplify operator useA critical benefit of offline programming and bend simulation is that fabricators can determine upfront whether the part can be bent,... Publish date: November 6, 2003 |
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John Henry's last challenge or a Rube Goldberg device? : Picking the right press brakeBoth original equipment and after market manufacturers have made available machines with world class crowning and yaw compensation, and the... Publish date: September 10, 2003 |
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Hot spots for U.S. metal fabricated exportsCanada is a virtual U.S. export paradise. It is, by far, the leading importer of U.S. exports in the categories reviewed by The... Publish date: July 10, 2003 |
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Press brakes: the quest for a happy ending : Manufacturers, users hope technology is the ticketCast: Press brake manufacturers and users. Genre: Suspense/Drama/Horror. Plot: Our hero, Press Brake Professional, fights a... Publish date: June 26, 2003 |
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Making your own punch and diesSpeaking from 30 years of experience, I'd say this situation probably is a fact of life for 99 percent of us. Whether we are doing some in-house... Publish date: May 29, 2003 |
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Gauging difficult parts at the press brake : It's easier than you might thinkEven with the advancements in computer design systems, parts layout still can still a very difficult process, particularly when ease of forming is... Publish date: March 27, 2003 |
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Automating press brakes: Simulation software can boost productivityWhen the right technology is available, manufacturing small lot sizes can be a shrewd business strategy. However, producing small lots... Publish date: February 15, 2001 |
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Discovering the limits of press brake toolingOne of the most important aspects of press brake forming is tooling selection. What are the tools capable of? What kinds of loads can they... Publish date: May 30, 2001 |
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Leaping the hurdles to press brake automationFigure 1: This figure shows the ratio of value-added versus nonvalue-added time for a 50-part bending job. In this example, 42 percent of... Publish date: June 12, 2001 |
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In search of the perfect bend : Advancements in press brake angle measurement and bend springback systemsPress brake manufacturers have made tremendous advances in the art of machine design and manufacturing. Machine frame components are designed to... Publish date: August 16, 2001 |
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Turning the corner on making doors: North Carolina company streamlines the processFigure 1 : A safety door on the forming mechanism protects operators using the machine. A foot pedal controls the machine, which will not... Publish date: January 10, 2001 |
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Bend deduction charts : Where can I get one?In reviewing a couple dozen bend deduction charts from a variety of sources, I couldn't find any that agreed with another, with the exception of a... Publish date: July 26, 2001 |
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The Brakes: Press Brakes and You -- Whose business is safety? Everybody'sWhether you are an owner, employer, operator, tool setter, or maintenance person, press brake safety is your business. You are responsible for... Publish date: October 11, 2001 |
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Mobilizing equipment-saving time and talentThink about the increased production that would be possible if one operator could manage two machines simultaneously. You could make it work... Publish date: November 29, 2001 |
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Using proper press brake setup proceduresThe most expensive part of any press brake operation is setup. During setup no parts are being made, and the longer setup takes, the longer the... Publish date: August 29, 2002 |
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How air forming worksIn one form or another, air forming always has been a part of the forming process on a press brake. This was true even when coining and bottom... Publish date: February 13, 2003 |
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Using benchmarking for bend deductionsBenchmarking is using measurement or evaluation to judge similar processes, parts, charts, and methods. The term benchmark is believed to come... Publish date: May 30, 2002 |
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Brake Line: Press Brakes and More: Planning to cut corners on safety?Plainly put, press brake safety is a common sense issue. Most accidents are caused by operator inattentiveness or lack of training. Two major... Publish date: February 19, 2001 |
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Urethane tooling for radius bending on press brakes : How the tools fit the applicationsRadius bending on press brakes is one of the most complicated, mind-boggling, and often frustrating categories of all press brake forming... Publish date: May 15, 2001 |
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The Brakes- Press Brakes and You -- How to get the most out of your press brakeThe press brake is perhaps the most valuable machine in the average fabricating shop. If the press brake is hard to set up and/or produces... Publish date: June 18, 2001 |
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The Brakes: Press Brakes and You -- Preventing common mistakes on press brakesPress brakes—they're wonderful machines that, unfortunately, present many opportunities to make mistakes. The good news is that many... Publish date: August 16, 2001 |
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Fighting springback in profound radius bends : The effects of punch and V-die angle interactionFigure 1: With a profound-radius bend, springback increases dramatically. Under normal press brake bending conditions, an inside bend... Publish date: September 17, 2001 |
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Press Brakes and (much) More : The feng shui of precision sheet metal manufacturingI was looking into information about feng shui (pronounced fung SHWAY) in an effort to apply it to my home when I realized that the principals of... Publish date: January 31, 2002 |
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Bumping up large-radius bendsFigure 1 It often is impractical to buy or build a custom tool just for large-radius bends. Perhaps it is a one-of-a-kind part, or the... Publish date: May 30, 2002 |
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Things every press brake operator should knowMany factors contribute to good part formation on a press brake. But every operator must understand four simple but crucial elements of the... Publish date: August 8, 2002 |
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Selecting a new press brakeYou have realized for a long time that your company should consider buying a new press brake. Now you have the responsibility of developing the... Publish date: March 23, 2001 |
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Bending hot 'n' cold : Cold induction bending strutural profilesFigure 1 Object Structurals come in a variety of shapes and configurations, and they are categorized by groups within sections, from small... Publish date: May 16, 2002 |
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Learning lessons from the pastFor several years my work as a press brake consultant has taken me into many different fabricating shops. My job is to seek out problems and try... Publish date: February 14, 2002 |
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Design tips for sheet metal: Bend relief, small holes, hole distortion near bends, and minimum flange widthsMy experience, and therefore this article, is limited to sheet metal for applications such as power supplies, dispensing mechanisms, and... Publish date: October 25, 2001 |
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Reviewing bottom bending and nested partsFigure 1 Object Hey, it's a brave new world—a world in which the reality of precision sheet metal manufacturing has to include... Publish date: April 15, 2002 |
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What the …? This can't be done! : Forming order—the secrets revealed"What the ...? This can't be done!" How many times have you heard that expression? Or seen someone scratching his head in bewilderment when... Publish date: October 24, 2002 |
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Can I form a box that deep?One of the more common questions asked in day-to-day press brake operations is "Can I form a box that deep?" If you select the wrong tool, the... Publish date: July 11, 2002 |