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:
Apr. 29, 2025

Filed:

Mar. 31, 2024
Applicants:

Dalian University of Technology, Dalian, CN;

Avic Manufacturing Technology Institute, Beijing, CN;

Inventors:

Kailun Zheng, Dalian, CN;

Dechong Li, Dalian, CN;

Lihua Du, Beijing, CN;

Yujie Han, Beijing, CN;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B21D 37/16 (2005.12); B21D 22/02 (2005.12);
U.S. Cl.
CPC ...
B21D 22/022 (2012.12); B21D 37/16 (2012.12);
Abstract

A forming device and a forming method for a part with a regular cross-section are provided, and relates to the technical field of metal member forming and manufacturing. A part to be formed is heated by a part heating temperature control assembly to obtain required microstructure evolution, so that the forming performance is improved. A temperature control die assembly can be heated by setting die heating assemblies, so that hot stamping, die quenching and stress relaxation can be carried out. The internal stress state of the part is controlled by an axial force control assembly.


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