Articles


Filter Content

Is your cold pilger mill maintenance on schedule?

November 7, 2006 | By Glen Stapleton

Glen Stapleton relies on his experience in troubleshooting for more than 30 years to discuss the most pressing pilger mill maintenance issues—causes, cures, and tips to prevent breakdowns and get the machines up and running again when they do fail.

Continue Reading


Avain Flu Pandemic

Avian flu pandemic update

November 7, 2006 | By Vicki Bell

Although the potential avian flu pandemic no longer is receiving the vast media coverage it did months ago, it still is a high priority in worldwide health organizations and the U.S. Department of Homeland Security. This article offers an updated look at the threat and the latest information that can help you prepare your business for a possible pandemic.

Continue Reading


R&D Update: Multipoint-control die cushion systems for stamping complex parts - Part II

November 7, 2006 | By Taylan Altan, Ph.D.

In deep drawing of complex, asymmetrical parts such as stainless steel kitchen sinks, blank holder force (BHF) needs to be controlled locally to regulate the flow of the sheet metal. An MPC blank holder system allows this control by placing individually programmable cushion pins around the blank perimeter, with an appropriate BHF selected at each pin location.

Continue Reading


Lean Manufacturing Meeting

Why lean manufacturing is no get-rich-quick program: Part II

November 1, 2006 | By Chris Hoff

Unlike get-rich-quick schemes that promise to double your money in days or weeks, lean manufacturing is an ongoing improvement program that will be in place for as long as your company is in business. Learn about common misconceptions of lean in Part II of this two-part series.

Continue Reading

Multipoint-control die cushion systems for stamping complex parts - Part II

October 10, 2006 | By Ajay Yadav

Editor's Note: This article is Part II of a three-part series that discusses multipoint-control (MPC) die cushion systems applied to the forming of stainless steel double sinks. Part I, which appeared in the September issue, discussed novel press and design concepts using MPC systems. Part III,...

Continue Reading

Die Science: Setting up progressive dies - Part II

October 10, 2006 | By Art Hedrick

Proper feeding, scrap removal, and shut height calibration are essential for good die setup.

Continue Reading

Older plasma and laser cutters having performance fits?

October 10, 2006 | By Kenneth Woods

If you are considering retrofitting existing equipment to not just expand your plate cutting capacity, several factors need to be considered. These factors focus on a higher wattage resonator or an higher amperage plasma system, but also on the need to review the entire machine architecture.

Continue Reading

Replacing rivets

October 10, 2006 | By Stephanie Vaughan

Supreme Corp. prides itself on producing general-purpose and custom vehicle bodies for its customers, which include contractors. Appearance was an issue - one that led it to replace rivets with structural adhesives in its manufacturing.

Continue Reading


Dollar sign

Why lean manufacturing is no get-rich-quick program: Part I

October 10, 2006 | By Chris Hoff

Unlike get-rich-quick schemes that promise to double your money in days or weeks, lean manufacturing is an ongoing improvement program that will be in place for as long as your company is in business. Learn the basics of lean in Part I of this two-part series.

Continue Reading


Ask the Stamping Expert: Overcoming deformity by design

October 10, 2006 | By Thomas Vacca

Achieving typical goals in stamping, such as zero development and fewer labor requirements, is made easier when the progressive die strip is kept level through the entire progression. Keeping the strip level can eliminate wave problems caused by incorrect pilot/lifter use occurring in punch forming.

Continue Reading

Drawing on new experiences

October 10, 2006 | By Dan Davis

In the past metal forming in the appliance industry meant giant presses with expensive tooling. Lead-times were forever, and change didn't come easy. Whirlpool Corp. in Fort Smith, Ark., is taking a new approach to metal forming, and flexible technologies are the key.

Continue Reading

Combining 2-D and 3-D laser applications

October 10, 2006 | By Richard Green

Laser equipment specialists claim that an operator now can change the head for cutting up to 3/4-inch mild steel to welding 3-D parts in less than 15 minutes. So the laser cutting/welding equipment has made a technological leap to support the job shops looking to expand their capabilities. But how have the gas systems evolved to support these advanced capabilities?

Continue Reading

Die Basics 101: Part X

October 10, 2006 | By Art Hedrick

Cutting is the most severe metalworking process that takes place in a die and shouldn't be taken lightly. Cutting Basics Cutting metal requires great force. For example, it takes approximately 78,000 lbs. of pressure to cut a 10-in.-diameter blank from 0.100-in.-thick mild steel. Consequently,...

Continue Reading

Machine components you can fabricate with an abrasive jet

October 10, 2006 | By Dr. John H. Olsen

Many machine components formerly made with conventional machining techniques now can be made easily and cost-effectively with abrasive waterjet cutting. This article discusses some of these components. It also gives examples of abrasive waterjet-produced signs and labels that can be used to enhance your products.

Continue Reading

The evolution of tube hydroforming

October 10, 2006 | By Gary Morphy

The growth in hydroforming use has slowed as tube hydroformers, particularly in the automotive industry, are taking a step back to examine process options in an effort to determine the most efficient, cost-effective process. Some even have reverted to stamping and welding formerly hydroformed parts. This article explains how the industry got to this point and where it's headed.

Continue Reading