The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jan. 07, 2025

Filed:

May. 12, 2020
Applicant:

Korea Institute of Industrial Technology, Cheonan-si, KR;

Inventors:

Sang Kon Lee, Daegu, KR;

In Kyu Lee, Changwon-si, KR;

Sung Yun Lee, Daegu, KR;

Myeong Sik Jeong, Daegu, KR;

Sun Kwang Hwang, Daegu, KR;

Dong Yong Park, Daegu, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B21D 22/02 (2006.01); B21D 37/16 (2006.01); C21D 1/667 (2006.01);
U.S. Cl.
CPC ...
B21D 22/022 (2013.01); B21D 37/16 (2013.01); C21D 1/667 (2013.01);
Abstract

According to the present disclosure, a hot stamping forming method for forming components having various strength according to parts through cooling control for each position includes: setting a required strength for each product part for a sheet supplied into a multi-point forming mold device to which a plurality of forming modules are coupled; adjusting an arrangement of the plurality of forming modules according to the set required strength; and performing cooling control for each part by controlling an amount of cooling air or mist sprayed to the sheet by the air jet nozzle in order to achieve a required cooling speed for each strength part of the supplied sheet, wherein components having various shapes are formable with respect to the supplied sheet in a single mold.


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