Secondary battery manufacturing device

Abstract

A secondary battery manufacturing device is disclosed. According to one aspect of the present disclosure, there is provided a secondary battery manufacturing device including: a conveyor that transports trays in which battery cells are accommodated; a tray loader that stacks a plurality of trays in multiple stages; and a tray detector that detects a stacking defect of the trays, wherein the tray detector includes: a detector body that is in contact and interferes with the tray in which the stacking defect has occurred to change an arrangement state; a sensor that detects a change in the arrangement state of the detector body; and a locking pin that limits the return of the detector body when the arrangement state of the detector body is changed and maintains the changed arrangement state.

Dependencies are inferred from the claim text.