Paperboard slitting device

The utility model provides a paperboard slitting device. The paperboard slitting device comprises a first rack and a second rack. The slitting unit is arranged on the first machine frame and the second machine frame; the carrier plate is fixedly mounted at the tops of the first rack and the second rack; the plurality of air gathering covers are fixedly mounted at the bottom of the carrier plate; the multiple branch air pipes are all fixedly installed on the carrier plate, and the bottom ends of the multiple branch air pipes are all fixedly connected with the corresponding air gathering covers;the main air pipe is arranged above the carrier plate, and the top ends of the branch air pipes are fixedly connected with the main air pipe. The paperboard slitting device has the advantages that paperboard powder and chippings can be effectively prevented from floating around, and the paperboard powder and the chippings can be collected in a classified mode. 本实用新型提供一种纸板分切装置。所述纸板分切装置包括第一机架和第二机架；分切机组，所述分切机组设置在所述第一机架与第二机架