METHOD FOR PRODUCING A MOTOR VEHICLE COMPONENT BY HOT-FORMING WITH INTEGRATED CUT
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United States of America Patent
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Issued Date -
Apr 18, 2024
app pub date -
Aug 9, 2023
filing date -
Aug 10, 2022
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Abstract
A method of making a motor vehicle component by hot-forming, hot-cutting, and press-hardening a plate made of a hardenable steel sheet alloy, heating to a temperature greater than Ac1, inserting in a combined forming and cutting tool, fixing the inserted plate in the forming and cutting tool using a stamp which is arranged in the inner region of the tool, at least partially circumferential edge cutting before beginning the forming operation or during a time period of up to 50% of the forming progression and/or at least 20% of the press stroke prior to the bottom dead center position, and hot-forming in a press stroke with the edge cut and optional press-hardening.
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