The Wohlenberg Perfect Binder - City 4000   

City 4000 - SYSTEM CONCEPT

The City 4000 perfect binder is the centerpiece of a complete system, which can be extended as book binding company expands. The City 4000 is equipped with interfaces for later extension into a perfect binding line with a gathering machine, conveyor system and a three-knife trimmer.

Change-over times are extremely short and enable cost-effective finishing of very small print runs. The City 4000 model is the ideal perfect binder for the medium-sized speed range. Easy-to-use and easily accessible operational controls and helpful settingaids ensure fast set-up times. Shaftless drives between the gathering machine and the perfect binder are fitted as standard.

The compact design allows installation in an extremely small area. Coldglue, hotmelt, and PUR techniques enable the user to satisfy market requirements.

The coated clamping carriage system has central adjustment of 0-70 mm, guidance implemented by double ball bearings, and unlocking technology for easy opening of the clamps. The main drive is a maintenance-free, frequency-controlled threephase a.c. motor. The PLC control is equipped with a multi-language diagnosis terminal. All the generously dimensioned collapsible safety hoods are convenient and offer a high standard and offer a high standard of safety.

TECHNICAL DATA

Mechanical speed: min. 1000 c/h, max. 4000 c/h
Clamp opening max. 70 mm
Type of product: block gluing for single sheets or signature
Type of covers: 4-, 6- and 8-page covers
Cover weight:
Coldglue: up to 320 g/sqm
Hotmelt: up to 400 g/sqm
PUR: up to 320 g/sqm
Product height: min. 140 mm max. 370 mm
Product width: min. 105 mm max. 320 mm
Product thickness: min. 2 mm max. 50 mm
Product thickness with block feeding belt: min. 4 mm max. 50 mm
Cover height: min. 140 mm max. 375mm
Cover width: min. 208 mm ma. 640 mm
Width of rear cover page: min. 103 mm max. 305 mm
Format ranges:
Height: 220 230 240 250 260 270 280 290 300 310 320 330 340 350 360 370
Width:  320 310 305 295 290 280 275 268 260 255 250 250 250 250 250 250

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SYSTEM EXTENSIONS:

  • Hotmelt spine gluing unit, mobile, with integrated premelter
  • Coldglue spine gluing unit, mobile, with pneumatic pump
  • PUR spine gluing unit with drum-type melting unit and cleaning unit
  • Hotmelt side gluing unit, mobile, with integrated premelter
  • Coldglue side gluing unit, mobile, with pneumatic pump
  • Cross stacking delivery with transfer to laydown device
  • Straight line transfer from gathering machine
  • Transfer from gathering machine with right- or left-hand 90 degree curve
  • Transfer from gathering machine with right- hand 18O degree curve
  • Block feeding belt with extension channe
  • Hand feeding station
  • Laydown device for connection to the Wohlenberg three-knife trimmer


GS approved. - Equipment conforms to CE standard and is inspected by the certification office.
 

For more information write to: city4000@bookbindingsystems.com

 

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