According to The Fabricator in their article “In-die joining transforms press into assembly system, Part II,” there are various methods of in-die joining, but laser welding has the most promise.
“In-die laser welding can be used to close a single stamped part formed inside the die, such as circular sleeves, connector pins, and bearing bushings,” The Fabricator said.
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Article and photo with all rights reserved, courtesy of The Fabricator —– https://www.thefabricator.com/thefabricator
