Roll Forming

Successful roll forming requires more than a roll forming line and tooling. Robust finite element analysis software, and understanding the material's yield strength and elasticity, are critical. This technology area is full of information on equipment, tooling, and simulation software.

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Roll forming using spring-loaded top rolls

July 11, 2006

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For certain sheet metal applications, roll forming with spring-loaded top rolls is a practical production method. This article explains the process, describes various machine configurations, and outlines the criteria for suitable applications. It also discusses product requirements that are incompatible with this process.

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Roll forming machine offers changeover flexibility

June 13, 2006

Tru-Tech Tool & Machine Corp. has developed the Drop In Quick Change, a roll forming machine that allows three methods for changeover from one set of roll tooling to another.In one method, the system...

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Hess Industries appoints president, CEO

June 1, 2006

Hess Industries Inc. has announced the appointment of David Zenger as president and CEO for all operations and business activities worldwide. The announcement, made by Justin Hillenbrand, chairman of...

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Roll former designed for metal building manufacturers

May 9, 2006

Hayes Intl. has introduced the TrimLine™ roll former designed for metal building manufacturers.The roll former is suitable for shops that need more trim than can be efficiently produced by...

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FKM moves North American headquarters

May 9, 2006

FKM-USA, the North American division of FKM-Walzentechnik, Duisburg, Germany, has relocated its North American headquarters to Frankfort, Ill.The new facility has 3,000 sq. ft. of office space and...

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Improving roll forming productivity of roofing components

May 9, 2006

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Roll forming of roofing components for the pre-engineered building and component industries presents unique challenges for manufacturers. Tighter profile tolerances, wider product ranges, and compressed lead times present production challenges for producers running older equipment or those contemplating a move into this market. Some developments in equipment and processes that are important to producing secondary structural members include quick-change roll form tooling systems and tooling that can improve the productivity of roofing components- Cee's, Zee's, Eave Struts, Channel, and Base Angle.

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Macsteel Service Centers USA announces expansion

April 17, 2006

Macsteel Service Centers USA Inc., owned by the global steel company Macsteel Holdings of South Africa, has announced that it is constructing a $10 million metals manufacturing and distribution...

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Metalcon show set

April 11, 2006

Metalcon Intl., Newton, Mass., has announced that its 2006 show will take place Oct. 3-5 in Tampa, Fla. This is the only annual international show dedicated to metal in construction.This year 262...

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Roll-Kraft names vice president, U.S. operations

March 27, 2006

Roll-Kraft has promoted Charles (Chuck) J. Summerhill to the position of vice president of U.S. operations.Summerhill has been with the company for 10 years. He served as engineering manager of roll...

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D.A. Stuart VP retires, replacement named

March 7, 2006

D.A. Stuart, Warrenville, Ill., has appointed Charlie Santangelo as vice president of operations effective in May. Santangelo replaces Gene Carline, who has announced his retirement.Santangelo joined...

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Roll-Kraft receives perfect score on ISO certification

March 7, 2006

For the second year in a row, Roll-Kraft, Mentor, Ohio, has completed its annual ISO 9001:2000 certification with no major or minor nonconformities.Roll-Kraft manufactures equipment for the tube,...

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Universal Tube opens division company

February 7, 2006

Universal Tube & Rollform Equipment, Perrysburg, Ohio, has announced the opening of another division company, Universal Controls Group USA, which specializes in mill control systems.Universal Controls...

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End distortion on roll formed parts

December 13, 2005

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Roll-formed parts are subject to end distortion when the parts are cut at the end of the roll-forming line. Understanding the forces that contribute to end distortion is the first step to balancing the forces and eliminating end distortion.

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In the loop on closed-loop roll forming?

December 13, 2005

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In roll forming, non-stop punching and shear systems have traditionally employed simple open-loop control methods. Closed-loop (also called servo-based) systems can overcome many limitations of the open-loop design and yield higher line speeds, reduce downtime, and reduce scrap.

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Roll-Kraft adds personnel

June 14, 2005

Roll-Kraft, Mentor, Ohio, has appointed Shawn Mitchell to its sales staff and Jeffrey Misley as project manager.Mitchell has many years of experience in the industry and has worked with the company's...

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