Bending Articles

The bending technology area includes all manner of machines and processes for bending sheet metal, including press brakes, folders, panel benders, corner formers, ironworkers, notchers, orbital formers, and roll benders. It also has information on accessories such as gauging and backgauging systems.

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press brake work procedure

A safer way to bend bar stock in a press brake

April 1, 2010

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The lack of communication about metal fabricating practices and formal documentation of those processes is a real shame. Metal fabricators may be engaging in shop floor practices that just don't make sense from an efficiency and safety standpoint, and they may not be willing to change if allowed to use these processes over an extended period of time. Metal fabricating he was left alone on the shop floor and how that led him to develop a better way to bend bar stock in a press brake

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Cretors & Co Stamp of Americana

Older than Oscar® — Part II

March 9, 2010

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While it may seem as though movies and popcorn have always co-existed, the automatic popcorn machine actually was invented by Charles Cretor in 1893—before the first motion picture premiered. A century and a quarter-century later, manufacturer C. Cretors & Company, Chicago, celebrates its anniversary, success, and outright survival—bending and adapting through two world wars, the Great Depression, the advent of automobiles, television, the electronic age, dot.comera, globalization—and motion pictures.

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precision rolling systems

Rolling for wind

March 1, 2010

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Wind tower production requires intensive use of the rolling machine. Because of this, selecting the right rolling machine is paramount.

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sure iron work corrugated pieces

Bending perforated weathering steel: Not a pedestrian challenge

February 8, 2010

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Sure Iron works takes on a fabricating challenge: bump-bending perforated weathering steel plate sections with edges that aren't designed to be perfectly square.

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bress brake knowledge shop

Reclaiming the disappearing press brake knowledge in your shop

January 14, 2010

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Expensive options on a press brake won't guarantee knowledge transfer from a veteran press brake operator to a shop floor rookie. For knowledge transfer to occur, a shop needs experienced workers that can communicate and a younger work force eager to learn because they see a future in metal fabricating.

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press brake safety evaluation

One safeguard (not) for all

November 3, 2009

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No one press brake safeguard works fore all applications.

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bending pressbrake greiner

A giant among machines

October 8, 2009

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Greiner specializes in structural steel and heavy plate fabrication. It does work for power plants and the mining industry. In the 33 years the company has been in business, it has done structural steel jobs in an industry where the work always seems to be getting larger and heavier. It recently installed a 40-ft.-long press brake that weighs more than 800,000 lbs.

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automated panel bender

Thinking outside the press brake

October 5, 2009

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Automating bending with a press brake tied to a robot isn't the only option. Panel benders and folding technologies have evolved to handle more parts and various lot sizes.

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bending high tensile strength plate.jpg

Unique brake setup streamlines thick plate bending

September 1, 2009

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A heavy-equipment OEM's forming department develops a unique tooling setup for bending extremely thick, high-strength plate--designed for one application and one application only.

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bepeterson precision operation

Rolling it just so

July 2, 2009

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Contract manufacturer BEPeterson takes tight roll-bend tolerancing to the extreme: some cans are rolled to +/-1/32 inch on the circumference.

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Tooling up to bend hard

May 28, 2009

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Different high-tensile-strength metals bend—and spring back—in starkly different ways, so developing a bending strategy takes some serious planning.

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Bending with kid gloves - TheFabricator.com

Bending with kid gloves

March 10, 2009

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Polyurethane film, inserts, pads, and bottom dies can help prevent marring and, in some cases, allow the die to take on a variety of materials and gauges, including perforated metal and diamond tread plate.

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Hemming Part

Bending outside the box

January 27, 2009

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For the best, most cost-effective parts, designers should consider fabrication from the get-go. This article shows examples of what those parts look like.

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Green machines

January 27, 2009

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Electric and hybrid electric-hydraulic press brakes give fabricators an energy-saving bending alternative.

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Optoelectronic Guarding

Getting close, bending safe

November 25, 2008

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Press brake operators work under some unique conditions that call for unique considerations in safeguarding.

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