Stamping


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Clean straightening head

For flawless cosmetic finish, start at the head

October 9, 2007 | By Brian Landry

Stamping cosmetic parts in coil feed lines can be challenging. Cleaning the coil feeding head properly can eliminate waste or scrapped parts caused by debris and contamination.

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Retrofit Rxfor automaker's aging press

October 9, 2007 | By Ricardo Pereira

An automotive OEM's 4,000-ton transfer press produces parts with difficult draws, such as pickup door panels, in the 1,600-ton first station. Facing problems finding obsolete parts for repair and also considering crucial performance requirements in that first drawing operation, the automaker had Schuler Inc. upgrade the press with a modular hydraulic bed cushion.

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Adhesive Galling

Die Science: Finding, addressing the root cause of die galling failures

October 9, 2007 | By Art Hedrick

There is no best tool steel type, coating, or way of keeping the punches from breaking. The best solution for each of these problems can be found by collecting specific data with respect to why each of the problems occurs

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Bystronic appoints managing director, Mexico

September 25, 2007

Bystronic has appointed Ferdinand Reyes as managing director of Bystronic Mexico, S.A. DE C.V., effective August 1, 2007.Reyes, who joined Bystronic in April 2005 as sales manager for the Mexico market, has extensive experience in manufacturing and in the management of sheet metal manufacturing...

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Stamping manufacturing

6 ways to focus on slitting lines

September 11, 2007 | By Ken Shoop

By improving entry coil storage, coil inside diameter (ID) changes, slitter tooling changeover, scrap handling, and strip tensioning, you can slitting line efficiency.

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Roller Leveler

Leveling flat-rolled strip

September 11, 2007 | By Ken Shoop

Operating a leveler requires training and skill, but computers are making the task much easier. A computer can quickly set the machine to a good starting point and allow very fine adjustment of the back-ups. Once the leveler is delivering good results on a particular coil, the settings can be saved and called up later. That saves setup time when coils are partially run and then sent back to stock.

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Shear zone geometry characteristics

Blanking developments

September 11, 2007 | By Taylan Altan, Ph.D.

Editor's Note: This is Part IIIof a three-part series on blanking developments. Part I, which appeared in the July issue, focused on fineblanking and tool design. Part II, which ran in the August issue, covered fineblanking part and process design guidelines.This column was prepared by Serhat Kaya,...

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Blanking developments - Part III

September 11, 2007 | By Serhat Kaya, Taylan Altan, Ph.D.

During high-speed blanking, press stroking rate and punch speeds, are higher than in conventional blanking. As a result, the shear zone has a higher strain rate, which affects a workpiece's sheared surface temperature and the tool surface.

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Ridin' the storm out Part II

September 11, 2007 | By Kate Bachman

Automotive Tier II supplier of ride control parts Tennessee Stampings makes extensive use of sensors to mistake-proof its stamping, and clear the way for its 23 percent annual growth. Before the dies ever hit the presses, they are properly sensored so you don't incur downtime associated with troubleshooting the sensor in the press.

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Springback

Clearing the springback hurdle

September 11, 2007 | By Eric Kam

Springback is a fact of life for stampers, but knowing what causes it and how to deal with it— through stabilization, compensation, and verification—can help them overcome the problem.

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All-mechanical part transfer system suitable for press or die mounting

September 11, 2007

The series 500 all-mechanical part transfer system from HMS Products Co. is suitable for press or die mounting. The system includes safety clutches to protect the drive train and tooling in X, Y, and Z motions—all axes are driven directly from the slide of the press.Operators can incorporate...

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Coil manipulator facilitates transfer to cart

September 11, 2007

Green Valley Mfg. Inc. has introduced the Titan 2327, a 12,000-lb.-capacity coil manipulator that allows the operator to safely transfer palletized steel coils to a coil cart. The load deck rotates 90 degrees to invert the coil, and a cart is then positioned under the coil for extraction and...

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Data sheet details hydraulic press maintenance programs

September 11, 2007

A two-page data sheet from Schuler Inc. details the company's comprehensive maintenance programs for optimizing oil, power unit, and system component performance of hydraulic presses and systems.The data sheet explains how scheduled filter-exchange procedures can increase equipment service life,...

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Oak Press Solutions, Burr Oak Tool form collaborative firm

September 11, 2007

Oak Press Solutions Inc. and its sister company, Burr Oak Tool Inc., Sturgis, Mich., have formed a collaborative firm in China.Wuxi Oak Technology Co., the new organization, manufactures fin stamping dies and related fin line components used by the heating and air-conditioning industry in China....

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Service Stampings appoints vice president, sales

September 11, 2007

Service Stampings Inc. (SSI), Willoughby, Ohio, has appointed Rob Stohlman as vice president of sales. Stohlman expands the company's business partnerships in the metal fabricating and small-lot stamping industries.Previously Stohlman led acquisition and marketing programs at Superior Services. He...

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