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Automating reciprocating saw blade production

June 13, 2002

Milwaukee Electric Tool Corporation faced the problem of finding reciprocating saw blade production equipment that could withstand continuous on-demand operation, accommodate a variety of material thicknesses, and fit into its tight floor space parameters. This was solved, after a long search, by using an AIDA gap frame press, which limits frame deflection, has low overall bearing clearance, and a patented overload protection system.

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Anatomy of an abrasive cutting machine

June 13, 2002

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This article discusses the components that make up a modern abrasive cutting machine. Many of the design considerations are based on the characteristics of the cutting wheel. The author also discusses feeding systems, vises, ejection systems, and the electronics and software that control the machine. Also included is some safety information.

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Exploring dry cutting technologies

June 13, 2002

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The evolution of high power dry plasma technology and other cutting methods, such as conventional dual gas PAC, water injection PAC, high precision PAC, and laser for metal fabrication. Variables such as, process speed, cut quality, productivity, and cost per foot are discussed in detail.

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Achieving success with rotary draw bending

June 13, 2002

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This article discusses several aspects of rotary draw tube bending, including machine specifications; tooling and lubrication; tube material; and machine controls. It discusses advantages and disadvantages of single-level and multilevel machines; selecting lubricants and coatings to reduce tool wear; consistency of tube dimensions and the material's characteristics; and how machine controls are programmed or manually set by the operator.

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Forge welding process diagram

Electric resistance welding at a glance

June 13, 2002

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This article provides an overview of electric resistance welding (ERW). It dicusses high-frequency ERW (contact and induction) and rotary wheel contact welding (AC, DC, and square wave). It describes the differences among the processes, as well as the power supplies and weld rolls.

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Examining roll forming machinery, tooling, and lubrication

June 13, 2002

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Given the problems in your roll forming operation aren't attributable to material, you may want to look into machinery setup and especially your lubrication situation to uncover the real culprit.

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A case study in lean manufacturing and Six Sigma

June 12, 2002

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You never know who in your company might be a diamond in the rough, waiting to shine. Giving everyone in your company the opportunity to take risks and learn from their mistakes is the best investment an employer can make.

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Using benchmarking for bend deductions

May 30, 2002

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Benchmarking is a very good idea for your operation ... just make sure your benchmarks are your own.

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Designing a safe, highly productive system

May 30, 2002

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The best way to make sure that machine operators can do their jobs effectively with proper safeguarding is to desgin machine systems around those safety devices in the first place.

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Cleaning metal parts

May 30, 2002

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This article describes the characteristics of perchloroethylene and suitable applications.

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Bumping up large-radius bends

May 30, 2002

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The step-bending method can be a good way to achieve large radii without having to spend huge sums of money on special tooling.

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Giving your press a lift

May 30, 2002

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This article outlines how operational changes, planning, and combinations and adaptations of existing technologies are upgrading quick die change. Die standardization and new technologies, such as mechanical die lifters, box-style lifters rolling bolsters and programmable logic controllers, is making quick die change more efficient and cost effective.

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Improving stamping production end to end

May 30, 2002

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Exploring the benefits of welding coils in roll forming and progressive stamping operations. Welding coils can reduce scrap, downtime, and tooling damage. A variety of coil end joiners are described, such as portable, stationary, single-and double-cut, fully automatic, and semiautomatic.

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Terrorist attacks inspire Washington welder

May 30, 2002

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John Jackson is a welder in Lacey, Wash. who has started The Spirit of America Foundation with a group of people. He established the foundation so that memorials to honor those who were killed in the Sept. 11, 2001 terrorist attacks.

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Robotic welding systems

Now's the time to AUTOMATE

May 30, 2002

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This article outlines some of the challenges fabricators are facing and how robotics and automation equipmentmakers are trying to address these challenges. Also addressed are different equipment and technological advancements and other factors affecting welding automation.

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