High-speed Offset Web Inspection System

Quality assurance of publication printing and commercial printing printed by high-speed offset web printing press.

Application

Both sided inspection of product printed by high-speed offset web printing press before cutting, able to detect ink spatter, foreign material, missing ink, oil spot, and joint tape, etc.

    Features

  • High speed 3 CCD camera with high-speed processing technology realizes high performance and high accurate inspection.
  • Position correction function(XY correction) for sheet meandering and deviation due to machine delivery
  • Both sided inspection is possible by 1 inspection system
  • Defect blinking display (only defective part blinks) for an instant recognition of the defect position.
  • Auto-defect rejection by defect signal or marking defect by an ink marker

Basic specification

Model

Trinity TLC401/401H

Camera specification

4096 pixels

Camera type

CCD 3 line (TLC4 series)

Min. resolution
for both sides

0.25mm/ pixels(X)
0.44mm/ pixels(Y)

Inspection speed

700rpm(438m/min)
(Depends on a specification of printing press)

Inspection target

Printed paper

Inspection width

Max. 965mm

Target defect

Ink spatter, foreign material, missing ink, oil spot

Detection circuit

Streak, color extraction, pale color defect,
text defect, very small size defect

Defect filing

Stores up to 6 defect images per repeat.

Features

Display a developmental distribution of defect.
Defect image and location can be confirmed.(Printing out)
Interactive user-friendly operation by touch panel

Option

Quality management software "Gallery"

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