Selected articles from May 2008 issue published on TheFabricator.com:
Looking at the results of a process—in this case, the strip produced in the die—certainly can lead to good data indicating the root cause of a problem. Distorted, elongated pilot holes, mismatched cuts are common defects. Distorted pilot holes can be the result of a poor carrier design. An improperly set up feed release can cause misfeeds, pilot hole elongation, and bent, broken, or galled pilots, as well as poor part location and gauging.
Fineblanking operations require a heavy-duty press and special tooling. To produce straight, flat strip for the press and feed, stampers need a coil cradle, coil end peeler, debender, and hold-down arm, straightener, loop control.
Know you need to implement quick die change in your shop, but don't know how? Start here.
Converting a current press to a transfer press requires altering the press, transfer dies, and the transfer system. Some presses are suitable for conversion, some are not. With a proper transfer retrofit, an old press can become a fully programmable state-of-the-art transfer press.
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