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.
Patent No.:
Date of Patent:
Jul. 05, 2022
Filed:
Sep. 16, 2019
Applicant:
Citic Dicastal Co., Ltd., Hebei, CN;
Inventors:
Haijun Guo, Qinhuangdao, CN;
Dengyao Li, Qinhuangdao, CN;
Gang Zhao, Qinhuangdao, CN;
Yacong Zhang, Qinhuangdao, CN;
Zhi Chen, Qinhuangdao, CN;
Assignee:
CITIC DICASTAL CO., LTD., Hebei, CN;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23B 35/00 (2006.01); B23B 39/16 (2006.01); B22D 25/02 (2006.01);
U.S. Cl.
CPC ...
B23B 35/00 (2013.01); B23B 39/16 (2013.01); B22D 25/02 (2013.01); B23B 2222/04 (2013.01);
Abstract
The present disclosure discloses a cutting method for an aluminum alloy casting, and a trimming die. The cutting method for the aluminum alloy casting includes the following steps of: drilling a part to be cut off of the aluminum alloy casting by multiple annular drills, and withdrawing the annular drills when the annular drills drill to a preset position; and separating multiple scraps to be separated from the aluminum alloy casting by the trimming die.