Method and apparatus for visually inspecting a substrate on a printing press
First Claim
Patent Images
1. A visual inspection system configured to be in optical communication with a substrate of a printing press, said visual inspection system comprising:
- a CMOS image recording device configured to record images printed on the substrate, and a processing unit coupled to the recording device, wherein the processing unit is configured to generate an output, and wherein the output includes information regarding adjustment of the position of the substrate.
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Abstract
The present invention relates generally to the field of printing presses, and specifically to a method and apparatus for visually inspecting a web moving on a printing press using a CMOS based image recording device and preferably a LED light source.
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Citations
34 Claims
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1. A visual inspection system configured to be in optical communication with a substrate of a printing press, said visual inspection system comprising:
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a CMOS image recording device configured to record images printed on the substrate, and a processing unit coupled to the recording device, wherein the processing unit is configured to generate an output, and wherein the output includes information regarding adjustment of the position of the substrate. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. A visual inspection system configured to be in optical communication with the substrate of a printing press, said visual inspection system comprising:
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a CMOS image recording device configured to record images from the substrate, and a control system coupled to said recording device, wherein the control system uses the recorded image of the substrate to control operation of the printing press. - View Dependent Claims (10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20)
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21. A visual inspection system configured to be in optical communication with a substrate of a printing press, said visual inspection system comprising:
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a CMOS image recording device configured to record images printed on the substrate;
a control system coupled to said recording device, wherein the control system uses the recorded image to control operation of the printing press; and
an illumination system including a plurality of high intensity LED arranged in a configuration surrounding said recording device.
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22. A visual inspection system configured to be in optical communication with a web of a web offset printing press, said visual inspection system comprising:
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a CMOS image recording device configured to record images printed on the web;
a control system coupled to said recording device, wherein the control system uses the recorded image to control operation of the printing press; and
an illumination system including a plurality of high intensity LEDs arranged in a configuration surrounding said recording device.
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23. A visual inspection system configured to be in optical communication with a substrate of a printing press, said visual inspection system comprising:
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a CMOS image recording device configured to record images printed on the substrate; and
a plurality of high intensity LEDs adjacent said recording device and positioned to illuminate the substrate. - View Dependent Claims (24)
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25. A method of visually inspecting a substrate of a printing press, the method comprising:
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providing a camera assembly including a CMOS image recording device configured to record images printed on the substrate;
recording at least one image using the CMOS image recording device; and
generating an output. - View Dependent Claims (26, 27, 28, 29)
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30. A method of visually inspecting a web of a web offset printing press, the method comprising:
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providing a camera assembly including a CMOS image recording device configured to record images printed on the web;
illuminating the web with a plurality of LEDs;
recording at least one image using the CMOS image recording device;
generating an output; and
controlling an aspect of the printing press in response to said output.
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31. An illumination arrangement for an image recording device on a printing press, said illumination arrangement adapted to illuminate the substrate of the printing press and comprising:
a plurality of high intensity LEDs arranged in a circular configuration surrounding the recording device.
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32. A visual inspection system configured to be in optical communication with a substrate of a printing press, said visual inspection system comprising:
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a plurality of CMOS image recording devices configured to record images printed on the substrate; and
a processing unit coupled to each of said plurality of recording devices and adapted to process the recorded images. - View Dependent Claims (33)
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34. A visual inspection system configured to be in optical communication with a substrate of a printing press, the substrate having thereon repeated iterations, said visual inspection system comprising:
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a CMOS image recording device configured to record an image of every repeated iteration printed on the substrate; and
a processing unit coupled to said recording device and adapted to process the recorded images.
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Specification