公开(公告)号：US20220143725A1

公开(公告)日：2022-05-12

申请号：US17580819

申请日：2022-01-21

Applicant: General Electric Company

Inventor： Renwei Yuan ,  Lei Li ,  Yuanyuan Guo ,  Peng Hu ,  Nouman Usmani

IPC: B23H7/26 ,  B23H7/30

Abstract: The present disclosure relates to an electrical discharge machining (EDM) device, and a method for machining a workpiece by the EDM device. The EDM device includes a spindle, a guide structure including a plurality of guideways, and a plurality of electrodes, the electrode coupled to the spindle via a flexible link, and slidably engaged with a respective one of the plurality of guideways.

公开(公告)号：US11717903B2

公开(公告)日：2023-08-08

申请号：US17580819

申请日：2022-01-21

Applicant: General Electric Company

Inventor： Renwei Yuan ,  Lei Li ,  Yuanyuan Guo ,  Peng Hu ,  Nouman Usmani

IPC: B23H7/26 ,  B23H7/30

CPC classification number: B23H7/265 ,  B23H7/30 ,  B23H2400/10 ,  B23H2500/00

Abstract: The present disclosure relates to an electrical discharge machining (EDM) device, and a method for machining a workpiece by the EDM device. The EDM device includes a spindle, a guide structure including a plurality of guideways, and a plurality of electrodes, the electrode coupled to the spindle via a flexible link, and slidably engaged with a respective one of the plurality of guideways.

公开(公告)号：US10974336B2

公开(公告)日：2021-04-13

申请号：US15136023

申请日：2016-04-22

Applicant: GENERAL ELECTRIC COMPANY

Inventor： Renwei Yuan ,  Dong Liu ,  Lei Li

IPC: B23K9/013 ,  B23H7/30 ,  B23H7/26 ,  B23H1/04 ,  B23H1/08 ,  B23H7/28 ,  B23H1/00

Abstract: A method for profile machining comprises: providing an electrode having an electrode axis, a free axial end with an end face, and a peripheral surface other than the end face; energizing the electrode and a workpiece having a thickness, with one of the workpiece and the electrode as an anode and the other as a cathode; and machining the workpiece with the peripheral surface of the electrode, during which the peripheral surface and the electrode axis of the electrode are across the workpiece in a thickness direction thereof. In addition, an embodiment of present invention relates to a component machined by the method.

公开(公告)号：US11241750B2

公开(公告)日：2022-02-08

申请号：US16386747

申请日：2019-04-17

Applicant: General Electric Company

Inventor： Renwei Yuan ,  Lei Li ,  Yuanyuan Guo ,  Peng Hu ,  Nouman Usmani

IPC: B23H7/26 ,  B23H7/30

Abstract: The present disclosure relates to an electrical discharge machining (EDM) device, and a method for machining a workpiece by the EDM device. The EDM device includes a spindle, a guide structure including a plurality of guideways, and a plurality of electrodes, the electrode coupled to the spindle via a flexible link, and slidably engaged with a respective one of the plurality of guideways.

公开(公告)号：US20190321902A1

公开(公告)日：2019-10-24

申请号：US16386747

申请日：2019-04-17

Applicant: General Electric Company

Inventor： Renwei Yuan ,  Lei Li ,  Yuanyuan Guo ,  Peng Hu ,  Nouman Usmani

IPC: B23H7/26 ,  B23H7/30

Abstract: The present disclosure relates to an electrical discharge machining (EDM) device, and a method for machining a workpiece by the EDM device. The EDM device includes a spindle, a guide structure including a plurality of guideways, and a plurality of electrodes, the electrode coupled to the spindle via a flexible link, and slidably engaged with a respective one of the plurality of guideways.