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US 2026/0237626 A1Published application
Secondary battery manufacturing device and method for manufacturing secondary battery thereby
AssigneeLG Energy Solution, Ltd.
InventorsGeon Woo KIM, Jin Hui PARK, Tae Gyun YOON, Gi Chang SHIN, Jeong Soo SEOL
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Abstract
A secondary battery manufacturing apparatus comprises: a dancer roll configured to change the path of traveling of an electrode sheet; a cutter configured to cut the electrode sheet adjacent to the dancer roll into first and second electrode sheets; and a discarded potion winder configured to wind defective portions of the first electrode sheet.
Claims17
A secondary battery manufacturing apparatus comprising:
- a dancer roll configured to change a driving path of an electrode sheet;
- a cutter configured to cut the electrode sheet into first and second electrode sheets at a position adjacent to the dancer roll;
- and
- a scrap winder configured to wind a defective part of the first electrode sheet.
1 more element
A secondary battery manufacturing method comprising:
- moving a dancer roll to change a driving path of an electrode sheet, wherein the electrode sheet is unwound from a first electrode roll by an unwinder and wound into a second electrode roll by a rewinder;
- cutting the electrode sheet to separate it into first and second electrode sheets, wherein the first electrode sheet is connected to the first electrode roll and the second electrode sheet is connected to the second electrode roll;
- and
- winding a defective part of the first electrode sheet to scrap the defective part of the first electrode sheet.
1 more element
Dependencies are inferred from the claim text.