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Apparatus for setting up folded cartons

  • US 4,170,929 A
  • Filed: 05/24/1977
  • Issued: 10/16/1979
  • Est. Priority Date: 05/24/1977
  • Status: Expired due to Term
First Claim
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1. An apparatus for setting up folded cartons comprising in combination:

  • a frame;

    carton conveyor means for conveying set-up cartons thereon;

    said carton conveyor means being attached to said frame and having a carton discharge at one end of said carton conveyor means;

    carton set-up means located at the other end of said conveyor means for setting up a folded carton fed thereto;

    said carton set-up means having at least one vacuum cup for grasping folded cartons on each side during set-up of a carton;

    folded carton magazine means located to one side of said set-up means for positioning a stack of folded cartons;

    folded carton feed means for feeding folded cartons from said folded carton magazine means to said carton set-up means, said feed means having at least one suction cup for grasping the bottom carton of a stack of folded cartons in said magazine and sliding means for sliding said suction cup and bottom folded carton from said folded carton magazine means to said carton set-up means and returning to engage the next folded carton in said magazine; and

    vacuum pump and vacuum control system for controlling the vacuum on said carton set-up means vacuum cups and said feed means vacuum cup, said vacuum control system having at least one vacuum switch coupled to each said carton set-up means vacuum cup and to said feed means vacuum cup, said switch switching the vacuum between said carton set-up means and said feed means as said feed feed means delivers a folded carton to said carton set-up means whereby said switch simultaneously switches the vacuum back and forth from said carton set-up means to said feed means vacuum cup.

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