Cutting bells
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Cutting bells
I want to cut a bell and use the flare with a plate soldered on the bottom to empty my spit into. I’ll probably take it off a junk bell so i don’t need to worry about damaging anything. What would i use to cut it?
- BGuttman
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Re: Cutting bells
Hack saw works good. Jeweler's saw works good. Trick is to mark a nice saw cut that will be pretty flat when you are done. Then use a belt sander or sandpaper on a flat plate to even the cut for soldering.
People cutting bells to make screw bells need to make sure to cut where the bell is the same diameter as the ring you will install.
People cutting bells to make screw bells need to make sure to cut where the bell is the same diameter as the ring you will install.
Bruce Guttman
Merrimack Valley Philharmonic Orchestra
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Merrimack Valley Philharmonic Orchestra
"Almost Professional"
- Burgerbob
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Re: Cutting bells
I have a video of John Sandhagen doing it to one of my bells with a hacksaw. Of course you want to remove as little material as possible, so a thinner blade is better.
Aidan Ritchie, LA area player and teacher
- harrisonreed
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Re: Cutting bells
A link would be great, just looked from oldest to newest and couldnt find anything, but then again i judged off thumbnail
- Burgerbob
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Re: Cutting bells
Oh it's not on youtube. It's on my phone where it will stay haha.
Aidan Ritchie, LA area player and teacher
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Re: Cutting bells
I feel like you might have posted it on Facebook or something at one point?
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- Burgerbob
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Re: Cutting bells
I think you're right. Maybe just a photo?
Aidan Ritchie, LA area player and teacher
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Re: Cutting bells
Draw a line all the way around the bell where you want the final cut. Cut the bell off about 4 inches above the line with a hack saw. Next, with a good quality tin snips, slowly and carefully cut diagonally down to the line and then all the way around on the line.
When I used to build tubas and sousaphones for King I did this thousands of times to shorten branches, bows, and bell knuckles to final length!
When I used to build tubas and sousaphones for King I did this thousands of times to shorten branches, bows, and bell knuckles to final length!
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Re: Cutting bells
Might try wrapping tape around the spot you want. The taper will require a few pieces to cover a circle. To draw the circle, you can find something of the right height to hold your pencil, then stand the bell on the flare and spin it against your pencil to get consistent height. A pen might make a better line. Even better could be a scribe without the tape.bigbandbone wrote: ↑Mon Nov 23, 2020 4:56 am Draw a line all the way around the bell where you want the final cut. Cut the bell off about 4 inches above the line with a hack saw. Next, with a good quality tin snips, slowly and carefully cut diagonally down to the line and then all the way around on the line.
When I used to build tubas and sousaphones for King I did this thousands of times to shorten branches, bows, and bell knuckles to final length!
Or maybe you could fit your circular bottom in the bell however you want, then cut below it any old way you want, then sneak up on the bottom of the disk however you want. Tin snips as mentioned above would be perfect.
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Re: Cutting bells
I think I would cut a hole in a piece of heavy cardboard. Drop it over the small end of the bell and let it down till it stops on the bell taper. Adjust the size of the whole until it settles in place right where yo want to cut. Then just trace around the bell with a Sharpie using the cardboard as a guide.baileyman wrote: ↑Mon Nov 23, 2020 6:21 amMight try wrapping tape around the spot you want. The taper will require a few pieces to cover a circle. To draw the circle, you can find something of the right height to hold your pencil, then stand the bell on the flare and spin it against your pencil to get consistent height. A pen might make a better line. Even better could be a scribe without the tape.bigbandbone wrote: ↑Mon Nov 23, 2020 4:56 am Draw a line all the way around the bell where you want the final cut. Cut the bell off about 4 inches above the line with a hack saw. Next, with a good quality tin snips, slowly and carefully cut diagonally down to the line and then all the way around on the line.
When I used to build tubas and sousaphones for King I did this thousands of times to shorten branches, bows, and bell knuckles to final length!
Or maybe you could fit your circular bottom in the bell however you want, then cut below it any old way you want, then sneak up on the bottom of the disk however you want. Tin snips as mentioned above would be perfect.
In the King factory because we would do the same operation over and over we had brass rings to do this with. They were sized for all the different branches, bows, and bells we would have to trim.
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Re: Cutting bells
I bought a spittoon off eBay for trombone “spit.” The top looks a lot like a flared bell with a rolled edge except that the throat is huge.
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Re: Cutting bells
Prolly best of all ideas right there.bigbandbone wrote: ↑Mon Nov 23, 2020 7:46 am ...
I think I would cut a hole in a piece of heavy cardboard. Drop it over the small end of the bell and let it down till it stops on the bell taper. Adjust the size of the whole until it settles in place right where yo want to cut. Then just trace around the bell with a Sharpie using the cardboard as a guide.
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Re: Cutting bells
Don't you work in a shop? Is there no one there to advise you? BTW bigbandbone's idea is great!
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Re: Cutting bells
Take the bottom ring, drop on the bell. Level and solder. Take the finest jewelers saw, i think a 00 blade, and cut using the ring as a guide. Dont cut straight through rather score it all the way around, and continue to rotate and cut evenly. Eventually you'll break through. Then clean the cutp up on both sides. Works perfectly every time.
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- sacfxdx
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Re: Cutting bells
You really don’t like Elow do you? You post some comments but never offer any advice. He’s trying to learn and ask questions before he does something. Why does that bother you?
I’m not looking to start a discussion I was just wondering.
Steve
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Re: Cutting bells
Well if you ask I'll answer. He's made some not so intelligent posts in the past. Calling people out for no reason is one of my reasons. So like him? I don't know him so it's not about liking. And actually since you said I don't offer advice PLEASE READ the end of my quote: "BTW bigbandbone's idea is great!" Not my advice but supporting another's great idea. Happy Thanksgiving.
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Re: Cutting bells
For spittoon accuracy............
Dremel tool with 1" diameter abrasive cut-off wheel