Stamping

Whether you're using a high-speed stamping press to make simple parts at breakneck speeds or doing something really tricky, like deep drawing a material that puts up a lot of resistance, the information in this technology area is sure to help. The articles, case studies, and press releases cover stamping presses, lubricants, and materials.

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Stamping quality defects

Dissecting defects - Part I

October 9, 2007

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Editor's Note: This article is part of a three-part series. Part I categorizes defect types and discusses the factors that affect formed part quality; Part II covers various destructive and nondestructive tests for evaluating incoming material; and Part III is an introduction to process monitoring systems.

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Rotary rocker benders

Die Basics 101: Part XVI

October 9, 2007

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Part XV of this series described several bending methods—wipe, coin, relief, pivot, and V. It also discussed springback and how to compensate for it when using these methods. This article focuses on other bending processes. Keep in mind that the key to success is to design the bending process so...

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Press brake features new crowning system

October 9, 2007

The TruBend 3180, the newest and largest model in the company's TruBend 3000 series of press brakes, features a new crowning system that uses hydraulic cylinders combined with a passive crowning...

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Press feed line processes 36-in.-wide CRS coils

October 9, 2007

Peerless Industries has installed a Cooper-Weymouth, Peterson 36-in.-wide conventional press feed line for processing plasma and projection television brackets. The system processes 36-in.-wide coils...

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LVD launches global branding initiative

October 9, 2007

LVD Co. n.v., Gullegem, Belgium, has launched a global branding initiative designed to unite all of the company's sales subsidiaries and products under the LVD brand name and the baseline "Sheet...

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FABTECH Intl. & AWS Welding Show returns to Chicago

October 9, 2007

The 2007 FABTECH® International & AWS Welding Show, the largest North American showcase of metal forming, fabricating, stamping, tube and pipe, and welding equipment and technology, will return to...

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De-Sta-Co holds open house at new global headquarters

October 9, 2007

De-Sta-Co provided facility tours and interactive product demonstrations during an open house at its new global headquarters in Auburn Hills, Mich., in September. To increase efficiency and minimize...

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Clean straightening head

For flawless cosmetic finish, start at the head

October 9, 2007

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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

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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

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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...

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Stamping manufacturing

6 ways to focus on slitting lines

September 11, 2007

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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

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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

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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

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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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