TAB DETECTION MECHANISM AND TAB DETECTION DEVICE

This application discloses a tab detection mechanism and a tab detection device. The tab detection mechanism may be configured to detect a tab portion on an electrode core. The tab detection mechanism may include a visual camera; a prism disposed below the visual camera and configured to reflect light on a side surface of the tab portion to the visual camera; and a first driver, connected to the visual camera and configured to drive the visual camera to move in a vertical direction. The visual camera is capable of shooting a plurality of images while moving.