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:
Nov. 12, 2024
Filed:
Mar. 11, 2021
Zhejiang University, Hangzhou, CN;
Yuanliu Chen, Hangzhou, CN;
Peng Hu, Hangzhou, CN;
Ye Tao, Hangzhou, CN;
Huilin Du, Hangzhou, CN;
Bingfeng Ju, Hangzhou, CN;
ZHEJIANG UNIVERSITY, Hangzhou, CN;
Abstract
The present invention provides an electromagnetically driven fast tool servo system based on a flexible hinge combination mechanism, including a base, a voice coil motor arranged in the base, a tool mounting base connected to a coil of the voice coil motor by a first connecting portion, and a grating measurement device connected to the first connecting portion by a guide shaft arranged at a center of the voice coil motor, where the first connecting portion includes a first flexible hinge, a second flexible hinge, a first connecting member located between the first flexible hinge and the second flexible hinge, and a second connecting member located between the second flexible hinge and the coil of the voice coil motor; the tool mounting base, the first flexible hinge, the first connecting member, the second flexible hinge, the second connecting member, and an end of the guide shaft are coaxially connected in series by a first horizontal screw; the first flexible hinge and the second flexible hinge have sheet-like cross structures with the same shape, with end portions of cross arms fixedly connected to the base. In the present invention, axial and lateral precision of the system in a machining process is improved.