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Paper feed unit (lead-edge feed system)
Continuous or skip sheet feed
· The suction flow rate is increased for lead-edge feed; the paper feeding is more stable and accurate.
· Variable frequency controls vacuum flow and pressure to match the cardboard size.
· The paper feed stroke can be adjusted to reduce the pressure of the paper roller.
· Electrostatic dust removal device, brush and fan are adopted to remove paper scraps from the cardboard surface.
· The self - locking structure is adopted for adjusting the roller spacing.
· The positions of the left and right cardboard holders are electrically adjusted to speed up the setting.
Main motor automatic protection device.