Lately I am having trouble with my brass shim spacers getting stuck on the shaft and not letting the chipper or blade come off. I have to almost destroy the shim to free it. It didn’t seem to be a problem before…. although I don’t know why. Anyone got any ideas how to prevent it?
Thanks, Edward
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Replies
Ef, clean the shaft with some steel wool or 1200 paper or abrasive pad, then apply a light oil or similar.
Hi there ef. I solved the problem by getting a set of mylar shims from Lee Valley. They are slotted and are easy to get on and off. Only cost a couple of bucks.And they are color coded which makes them easy to use and find when I drop them in all the saw dust inside my TS.
Thanks! I'll try cleaning the shaft. And look at the slotted shims too, since these aren't going to last long. It just seems like I never had trouble before, although I don't know why, seems like the falling into the threads would always be a problem.
Edward
et, call home . No, clip the holes a little wider with a pair of snips They do not have to be a 'tight' fit. OR, place the spacer onto a block of brass or aluminum and using a sharp chisel and hammer,chip off
around the hole. Steinmetz.
Actually they fall into the thread slot and as I loosen the nut after I'm done, the chip breakers push against them and pin them against the side of the thread slot. So it ends up like a 0.031 inch brass round nut holding them on, just tight enough that working down in a table saw opening you can't really get a good grip on it, without almost destroying it. Then I pound them out flat again and have to file out the hole to get it to fit on the shaft. So the holes are getting bigger, but as they do they also lock more because they fall in more. It is kind of a fine line between too loose and too tight.
I have used "Crazy Glue" to hold washers to nuts and then to a wrench to get them into position where I couldn't get my hand in. You could try a tiny drop on the shim and blade/chipper. When your done and take them off, they should come apart with a little Acetone. (Or your nail polish remover.) ;-)
Ef, How about a dab of vasolene?
Or white grease? Stein.If the material was steel shim, it could be magnetized ?
Edited 4/2/2006 6:48 am ET by Steinmetz
I like the Vaseline idea. Thanks! Then maybe the big hole wouldn't matter. Or maybe I should just cut them of of paper and they'd be truly disposable.
Edward
ef, the reason I suggested using grease, is from experience assembling needle bearings and some types of ballbearings where you would need about ten hands to get them to 'behave' and not to fall and roll all over the #^&*$%# shop. ED.
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