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:
Oct. 10, 2023
Filed:
Mar. 25, 2020
Chengdu Aircraft Industrial (Group) Co., Ltd., Sichuan, CN;
Shaochun Sui, Chengdu, CN;
Wenping Mou, Chengdu, CN;
Xin Gao, Chengdu, CN;
Weidong Li, Chengdu, CN;
Ge Song, Chengdu, CN;
Xin Shen, Chengdu, CN;
Li Zhou, Chengdu, CN;
Bin Feng, Chengdu, CN;
CHENGDU AIRCRAFT INDUSTRIAL (GROUP) CO., LTD, Sichuan, CN;
Abstract
A clamping device and a machining method. The clamping device comprises: a base; a clamping head comprising a blind rivet and a locking member, the blind rivet comprising a middle column segment and enlarged portions at two ends, and the locking member being connected to an upper end of the blind rivet and defining a clamping opening; a lower cavity connected to the base; an upper cavity comprising an annular peripheral wall and a top wall having a central hole, the top wall being clamped between the two enlarged portions, the middle column segment of the blind rivet movably passing through the central hole, and the upper cavity being connected to the lower cavity in a fit manner; an elastic member located in the peripheral wall and supported between the enlarged portion at a lower portion of the blind rivet and the top wall; and a support cylinder movably fitted in the lower cavity, the support cylinder being supported below the elastic member.