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Paper valve bottomer AD 2366, Ref. 7657 G

At a Glance

ManufacturerWindmöller & Hölscher
Year of construction1990 / 2019 reconditioned

Technical data
Sack length31 - 116 cm
Tube length with min. bottom width42 - 118 cm
Tube length with my. bottom width62 - 138 cm
Tube / sack width28 - 55 cm
Bottom centre distance24 - 100 cm
Bottom width7 - 16 cm
Mechanical speedmax. 250 Sacks / Min.

Product information

Essentially equipped with

  • rotary feeder with 8 rotating vacuum cylinders
  • vacuum pump
  • tube aligner with electro-pneumatic monitoring of the tube alignment, with ejector unit
  • cross adjustment of the drive side
  • double diagonal scoring units; needle unit for under valve perforation
  • universal bottom opening stations
  • bottom creasing stations for fixing the bottom width, adjustable
  • CCS (convert control system) for the control of the opened bottoms, with ejector gate after the bottom turning station
  • valve unit with closed glue unit (all closed glue units in the machine are for glues with a viscosity of min. 2.500 m PAS and sufficient fluidity at 1,5” pipes), for cut-off lengths 10 – 29 cm, reel width 18 – 36 cm, with
    • thumbhole unit for R 15 mm,
    • ejector gate,
    • tube formation
    • longitudinal pastingunwind station for max. 1.300 mm reel diameter with hydraulic lifting of the paper roll, second unwind for reel change, automatic tension control,
    • edge guide unit BST for 1 ply
  • bottom gluing stations with closed glue units and glue level control
  • bottom closing stations (sift-proof) with additional creasing and 2 closing cages on each side
  • bottom turning stations
  • intermediate pressing section between bottom closing and turning station (instead of bottom patch units)
  • new press-, counting and packetizing station
  • New electric with switch cabinet and Siemens S7 control
    Remark: The former NC control will be replaced by manual switches with motors.
  • Format parts for 1(one) sack size

Paper valve bottomer AD 2377, Ref. 7307 G

At a Glance

ManufacturerWindmöller & Hölscher
Year of construction1977 / 2019 reconditioned

Technical data
Tube length48 - 140 cm
Tube width30 - 65 cm
Bottom centre distance30 - 110 cm
Bottom width with flush-cut sacks7 - 16 cm
Bottom width with stepped-end sacks7 - 15 cm

Product information

Essentially equipped with

  • rotary feeder
  • vacuum pumps
  • tube aligner
  • diagonal scoring units
  • bottom opening stations
  • valve patch unit with simple unwind and thumb hole unit,
  • bottom pasting station
  • bottom closing station
  • cross adjustment of the drive side
  • bottom patch unit with 1 colour unit on each bottom side and lateral edge guide control FIFE
  • pressing-, counting- and packetizing station
  • signal unit new switch cabinet with PLC-control Siemens S7 and A.C. main drive

Paper valve bottomer AD 2377, Ref. 8660 G

At a Glance

ManufacturerWindmöller & Hölscher
Year of construction1991 / 2011 / 2019 reconditioned

Technical data
Tube length56 - 100 cm
Tube width35 - 55 cm
Bottom centre distance35 - 70 cm
Bottom width with flush-cut sacks8,5 - 13 cm
Bottom width with stepped-end sacks8,5 - 13 cm

Product information

Essentially equipped with

  • rotary feeder with 8 rotating cylinders, pneumatic hold-down system
  • tube aligner
  • diagonal scoring units
  • bottom opening stations
  • CCS-system (convert-control-system) with reject gate
  • valve patch unit of AD 2378, built 2011 (white colour), tube formation, thumb hole unit and adjustment of the phase position of the valve, with 1 unwind station (max. roll diameter 130 cm) and edge guide unit (BST)
  • bottom pasting stations
  • bottom closing stations with SP equipment (sift-proof), option with fixed format version for operating side first upper, then lower bottom flap, on drive side 1st lower, then upper bottom flap; with quick exchange system
  • bottom turning stations
  • transport belt and ejection unit
  • pressing-, counting- and packetizing station with approx. 4 m pressing- and packet building station for max. 12 packages/min.
  • new switch cabinet with Siemens S7 control and touch panel
  • vacuum station with 250 + 80 Nm³/h, type Rietschle
  • glue tank with automatic glue level control
  • available format parts
  • unit for the preparation of the spreader of the bottom opening station as well as all available accessories all available format- and spare parts as well as all accessories

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