TOPRA AD Slotting Unit

Function of the Slotting Unit

• Single shaft double knives slotter structure,an internal gear adjusts height of carton box and prevents lubricate oil from spilling or leaking onto the paperboard.
• Pre-creaser and creaser for optimal scoring quality.
• Upper creasing roll covered by anvil ring,so paperboard is not damaged easily.
• Slotting bosses move along linear bearings and are driven by lead screws for flexible and precise movement.
• Upper boss and lower boss are coupled to keep the two knives aligned while moving,which is helpful to prolong service life.
• Slotting register and height of carton box are digitally controlled by motor and PLC.
• Transversal movement of the pre-creasing rolls, creasing rolls, and slotting bosses’ are digitally controlled by motor and PLC.
• Motorized controls of the slotting bosses caliber.
• Self-locking caliber adjustment of pre-creaser and creaser.
• A protective device prevents the slotting knife from crashing when the height of the carton box is adjusted.
• Flexible angle cutting knife can cut 3 or 5 ply paperboard with no adjustment. Easy to operate.
• Hand hole-punching dies can be adopted.