公开(公告)号：US20230335778A1

公开(公告)日：2023-10-19

申请号：US18213277

申请日：2023-06-23

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Zhiyang WU ,  Yiruo WANG ,  Gang LIN ,  Guohang LIAO

IPC: H01M10/0587 ,  H01M10/04

CPC classification number: H01M10/0409 ,  H01M10/0431 ,  H01M10/0587

Abstract: A winding method may comprise clamping heads of an anode plate, a cathode plate and a separator between a first half winding needle and a second half winding needle of a winding needle assembly at a winding station; and rotating the winding needle assembly at the winding station to wind the anode plate, the cathode plate and the separator to form an electrode assembly.

公开(公告)号：US20230307718A1

公开(公告)日：2023-09-28

申请号：US18326350

申请日：2023-05-31

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Yiruo WANG ,  Zhiyang WU ,  Gang LIN ,  Chao XIE ,  Guoda HUANG ,  Yongli ZHANG ,  Mingjian LIU

IPC: H01M10/0587

CPC classification number: H01M10/0587

Abstract: An electrode assembly manufacturing device includes a winding mechanism, a heating mechanism, a conveyor belt arranged between the heating mechanism and the winding mechanism, and a forming mechanism. The winding mechanism is configured to wind a positive electrode sheet, a separator, and a negative electrode sheet into an electrode assembly. The conveyor belt is configured to transfer the electrode assembly from the winding mechanism to the heating mechanism. The heating mechanism is configured to heat the electrode assembly. The forming mechanism is configured to press and form the electrode assembly.

公开(公告)号：US20230266254A1

公开(公告)日：2023-08-24

申请号：US18135743

申请日：2023-04-18

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Guoda HUANG ,  Weizhi ZHOU ,  Yuanfu CHEN ,  Qingqing SONG ,  Kai CUI ,  Minjiang XU ,  Yiruo WANG ,  Gang LIN

IPC: G01N21/892 ,  G01B11/04

CPC classification number: G01N21/892 ,  G01B11/043 ,  G01N2201/126

Abstract: A method and a device for testing an electrode sheet, the method may comprise: acquiring M pieces of test data of a tab, wherein the tab protrudes from the end face of the electrode sheet along the first direction, the M pieces of test data are the test data of the tab at M consecutive positions along the second direction, the M pieces of test data are the test data of the height of the tab in the first direction, the second direction is perpendicular to the first direction, and M is a positive integer greater than 1; and determining whether the shape of the tab is normal based on the M pieces of test data.