Abstract: Secondary battery sealing equipment presses and seals a sealing portion of a pouch. The secondary battery sealing equipment including includes: a pair of sealing blocks and a gap adjustment device configured to adjust the gap between the pair of sealing blocks. The gap adjustment device includes: support pieces provided at respective ends of a first sealing block that presses one surface of the sealing portion of the pouch; and gap adjustment pieces rotatably coupled to respective ends of a second sealing block that presses the other surface of the sealing portion of the pouch. Each of the gap adjustment pieces is provided with a plurality of adjustment surfaces having different heights, and at least one of the plurality of adjustment surfaces is configured to engage a respective support pieces to adjust the gap between the pair of sealing blocks.

Abstract: An activation tray congestion monitoring system includes a tray transfer line for transferring a plurality of activation trays to an activation process and a subsequent process. A plurality of battery cells are accommodated in each of the plurality of activation trays, a master tray disposed between the plurality of activation trays and transferred along the tray transfer line, together with the activation trays, a position sensor included in the master tray and configured to detect a position of the master tray and transmit position data of the master tray, and a control unit configured to receive position data from the position sensor and monitor a position of the master tray in real time to identify a congestion section for each of the activation trays.

Abstract: The present invention relates to a pouch curl prevention apparatus used in a pouch forming process, more particularly to a pouch curl prevention apparatus located at the rear of a pouch film forming apparatus. The pouch curl prevention apparatus includes an upper roller assembly including an upper roller unit having an upper roller and a lower roller assembly including a lower roller unit having a lower roller. The upper roller and the lower roller are located so as to face each other, and at least one of the upper roller and the lower roller is rotatable. The upper roller unit and the lower roller unit being arranged to receive a pouch film supplied from the pouch film forming apparatus therebetween.