Bottom Print Prefeeders

The WSA Bottom Print Block Push Prefeeder incorporates many unique and innovative design features to maximize the productivity of today’s high speed bottom print Flexo Folder Gluer and Rotary Diecutter machines. It is engineered for a maximum press speed of 350 sheets per minute and is proven on all of the latest bottom print converting machines. Some of the standard features of the WSA Bottom Print Block Push Prefeeder are as follows:

  • Auxiliary Stack Separation and Stack Centering Zone with Plastic Belt Infeed Conveyor
  • Finger Style Block Pusher for improved handling of warped board
  • Auxiliary Block Staging Zone for high speed running of doublewall
  • Block Squaring Arms for re-squaring of sheets before shingle gate
  • Deck Snubbing Wheels for control of sheets entering  press hopper
  • Side and Rear Hopper Tampers for squaring sheets in hopper
  • Fully Automatic Setup interfaced with Press
  • Color Touch Screen Operator Interface with complete machine diagnostics
  • Automatic Bottom Sheet Waste Discharge to Operator Side
  • Allen Bradley (or Omron) PLC
  • SICK Safety Sensors
  • All name brand and commercially available components.
  • Optional Air Infusion System for improved handling of E flute
  • Optional Powered Side Discharge of Waste Sheet
  • Optional Moveable Prefeeder design for presses with 7 colors and above.

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