Ok, so how do I measure the tension on the thread. I have a digital fish scale that reads from 0-5 lbs and I'm thinking of hooking that to each spool and giving a yank.
Any other ideas?
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WhoBeBoo.thebamboorodroom |
4 string binder tension adjustment advice |
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Im ready to use my newly constructed 4 string binder and I'm wanting to adjust the tension on the spools of thread so each is even with the other and to
the right amount of tension. I believe I've read that the tension should be around 1 1/2 to 2 lbs. Is that the correct amount of tension?
Ok, so how do I measure the tension on the thread. I have a digital fish scale that reads from 0-5 lbs and I'm thinking of hooking that to each spool and giving a yank. Any other ideas? |
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canerodscom |
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WhoBe...
You will likely need to experiment with your own system to find what works best. With my four string binder I use only an ounce or two of tension on each string. I judge the correct tension by pulling each line one at a time until they all feel about the same. My binder applies tension to the thread spools via washers and springs. Another tip is to practice on a wooden dowel. If the dowel tries to spin, then one or more threads is tighter than the others. With another four string binder I tried five ounces for tips and 12 ounces for butts. Adjustments were made by hanging various weights from each individual string. I never made that binder work as well as I might have liked. Since moving to a new binder with very light tension I have been much happier. Harry
Harry Boyd
maker@canerods.com http://www.canerods.com http://www.canerods.blogspot.com |
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WhoBeBoo.thebamboorodroom |
Uh Oh, I'm binding a 6ft one piece | #2 | ||
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thanks harry but now im concerned about the tension that would be right for tips vs right for butts.
i am binding a 6ft one piece. will i need tension that differs from the butt end (about .280 thou) compared to the tip? i suppose i could split the difference or make sure im correct for the tip end see how that works/ feels at the butt end? |
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fishbum |
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A pint is a pound the world around. Use a 16 oz. soft drink container with the appropriate amount of water in it. Full = 1 pound, half full = 8 oz., 1/4 full =
4 oz. and on it goes. Mark the container lids with a majic marker as to the approxamete weight. Works every time.
fishbum |
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canerodscom |
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WhoBe,
Obviously I cannot know the answers with a system you made for yourself. My suggestion would be to do some practice runs on a dowel, then use the lightest tension settings with which you feel comfortable. One of the beauties of a 4 string binder is that you can easily control how closely the windings are spaced. With my binder and light tension I nearly hide the rod section itself. In fact, at nodes and on the big end, I'll go back and forth several times and completely cover the section. I'd rather spend a little extra time unwrapping thread than have glue lines. The thread I'm using is from the fabric store and looks more like thread than string if you know what I mean. Small thread, light tension, lotsa wraps. Harry
Harry Boyd
maker@canerods.com http://www.canerods.com http://www.canerods.blogspot.com |
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crcaddis |
Binder | #5 | ||
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A 6' one piece and an unproven binder....Think I'd bind that rod by hand and play with the new binder at a later date. Cheers.
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saguache |
Tension on 4SB | #6 | ||
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I put a pulling string system on my 4sb, in otherwords I tied a string to the end of the blank, that string goes thru the end of the trough and back to a crank
& then on to a counterweight. This does a couple things, it lets the blank be wrapped with no restriction to rotational forces from the wrapping process
[which would happen if you hold/pull it with your hand] & I can stop the whole process for adjustments 'cause there is tension on all the strings from
the counterweight/plumbob. I start with the large end thru first. As Harry does, pull the string so it has some tension, your prefrence. Starting with that
tension, as the blank is wrapped and because it's free to spin, make adjustments to individual string tensions as you wrap to keep all strings even
tension/wrap. You will lighten the tension as you get to the narrow part of the blank so it will stay straight and not make a
shape cause of overtension.
I wrap with strings about 1/8" appart and keep them as uniform as possable. With 4 strings I don't see that you need a lot of tension on each one to
do the job.
Chad |
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