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Label Inspection
Roll-to-sheet Inspection Machine
The variable data and print inspection rewinding machine of Daheng Imavision, is able to install on rewinding platform or printing production line, to perform offline and inline full-size inspection for rotary labels and plastic films. Industrial high-speed color camera is introduced to scan the label, inspect the printing defect and variable data. Alert when print defect, variable date defects of error, repetition, absence, bad code, etc are found.
Product Features

Two inspection modes:roll-to-roll,roll-to-sheet

Reject defective sheet, and good sheets collect by stacks

Algorithm can extract different color areas, and inspect each la yer automatically

Support sequence code, ink-jet code, related code inspection

System can store data and generate files by sheet

Products Overview


Specifications

ItemNameSpecification

Inspection parameter

Max. inspection width330mm
Imaging resolution4K color camera:
0.08mm(W)×0.08mm(L)
8K color camera:
0.04mm(W)×0.04mm(L)
Max. inspection speed300 sheets / min
Inspected print defectsDirt, missing print, deviation, poor trash-cleaning, color variance, mis-registration, etc.
Min. defect sizeHigh contrast:0.03mm² ;
Low contrast:0.1mm²
High contrast:0.01mm² ;
Low contrast:0.05mm²
Min. inspected registration±0.1mm±0.05mm
Color variance△ E ≥ 3
Variable data typeNumber code
Barcode:Code128、ITF25、EAN13、Code39、EAN8、UPCA、UPCE、UCC/EAN-128、CODABAR、etc.
QR code:QR、DM、PDF417
Inspected coding rule of variable datasequence code, ink-jet code, related code
wrong code, repetition, absence, bad code
Min. defect sizenumber: 2mm×1.5mm
barcode:width of thinnest line 0.3mm
QR code:8mm×8mm(Min. width and height of cube 0.3mm)
number: 1mm×0.8mm
barcode:width of thinnest line 0.15mm
QR code:5mm×5mm(Min. width and height of cube 0.15mm)
Die-cutting parameterMax. inspection width330mm
Max. die-cutting speed300 sheets/min
Height of sheet die-cutting80mm - 350mm


Defect Samples

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CONSULTATION
3F,Zone2,Zpark,No.8 West Dongbeiwang Rd,HaidianDistrict,100193,Beijing,China
+8610-83057468
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