Machine Vision

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finding beginning and ending coordinates of an edge

Hello Guys,

 

I am trying to find two points:

1. top left

2. bottom left

 

on one of the pictures, i colored the section of interest to see if that would yield better results on the vision assistant, but i haven't been successful in finding the edge.

 

in my application, i need to come down and shave a portion of the top (shiny) part starting from the edge.

2021-05-07 11-02-06 APA CNC Capture.png2021-05-07 10-56-40 APA CNC Capture.png

 

any help here will be appreciated.

 

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Message 1 of 28
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here are two more pictures where i moved the fixture slighly to the left so that the shiny cover is not present, 2021-05-07 11-29-37 APA CNC Capture.png2021-05-07 11-25-55 APA CNC Capture.png

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Message 2 of 28
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maybe this is not the way

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Message 3 of 28
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.

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Message 4 of 28
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Is it practical to always color the surface of the part you want to trim?  That would open up several simple techniques.

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Message 5 of 28
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thanks for the tip

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Message 6 of 28
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If you can mark the area of interest, you can filter on the color of the marking, or, better yet, use a fluorescent marking system, and illuminate with UV light.. Only the mark will show up and likely have crisp edges.  Blob tools can be used to locate upper left and lower right corner.

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Message 7 of 28
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I will look into that as soon as i get a breather.

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Message 8 of 28
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I will look into that as soon as i get a breather

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Message 9 of 28
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I will look into that as soon as i get a breather

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Message 10 of 28
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