MrLaughingbrook's Blog

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This blog is written by MrLaughingbrook | 9 entries so far

Latest Entry

Miter frame clamps - small, weighted tightening

06-30-2019 10:17 PM by MrLaughingbrook | 2 comments »

I wanted to assemble some very small mitered frames and my band-clamp was way too big. I decided to make a small miter frame string-clamp. Start with a block of 3/4” Ultra High Molecular Weight (UHMW) Polyethylene: Cut a 90 degree V on the long edge and sliced off 1/2 thick pieces: Drill holes overlapping the V to give corner relief. Add a 3/16” hole as a path for the string on the 90 degree from the face: Chamfer the holes and trim to size the short length of three of the corner blocks (leave one long for mounting as a fixture): Tie a weight to the string (thread the other end through all four corner clamps and make a stop on the other end, I tied on a #6 was...

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