Mid panel domino joinery

Stoli

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Aug 28, 2013
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Here's my second contest entry. It is similar to my previous topic , but previously I showed how to deal with thin material being joined. The method I show below improves the classic method of mid panel joinery in 3 ways.  First, it creates a positive stop on all pieces, instead of trying to align pieces to a drawn line. Second, there is only one measurement made, so you can't screw up to get a misalignment. You still could still screw up and get the shelf in the wrong place...  My set of parallel guides (based in large part on the various ts55 parallel guides out there) is the key to these advantages. Third, the one measurement needed does not need to include the width of the shelf material. In the classic method, when the boards are in place ready to be dominoed, the easy measurement that can be made is from the bottom of the side to the top of the shelf. This is occasionally what is needed, but more often I have found myself needing to place the bottom of the shelf relative to the bottom of the side (or top to top).  Utilizing the scrap of shelf material is the key to this advantage.


 
Thanks for your method!! I have been trying to figure out a better method than what I am presently doing now and you have solved it for me. Now to get some parallel guides!

Marcus
 
pmarcusm said:
Thanks for your method!! I have been trying to figure out a better method than what I am presently doing now and you have solved it for me. Now to get some parallel guides!

Marcus

My guides are simple Incra T-track Plus, with shop made stops and tips.  I have 3 pairs for different lenghts, and one of each pair is metric while the other is imperial. 

Overall, pretty easy and cheap.
 
Stoll,
Very nice video good job in getting that together and thanks for sharing your technics.  What setting did you use on the domino? Tight fit or another setting?

Thanks
 
My standard approach is to use the narrow setting on all the dominos going into the edge of the plywood, and 1 narrow with all the rest middle setting on all the dominos going into the face. 

This is standard big box store plywood, and it does have a bit of warp.  I have made the mistake in the past of putting the narrow setting on the face dominos.  That means that when it comes time to assemble, the dominos need to be placed into the face mortices first.  I have had some occasions where when I was persuading the joint together, the dominos punched through the face.  However, if the dominos are placed in the edge mortices, then if there is some bowing or other misalignment during assembly, the dominos will not damage the workpiece when they are brought together.
 
Excellent video. A picture is worth a thousand words. This will make very quick work of a task I do all the time. Thanks for sharing.
 
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