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Woodturning (rec.crafts.woodturning) To discuss tools, techniques, styles, materials, shows and competitions, education and educational materials related to woodturning. All skill levels are welcome, from art turners to production turners, beginners to masters. |
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#1
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Denis's bandsaw post brings up a question - anyone have any tricks to
preparing for the bandsaw? I have no riser block on my 14" Delta, so it's important for me to slab anything I'm going to cut round carefully, to stay within 6 1/4", as well as provide a surface flat enough to keep control of tipping and blade binding. My solution is a scrub and block plane for the small surface. The scrub makes fairly short work of major irregularities, and can be followed by a couple of cross-grain strokes of the block plane for smooth. I can then draw my circle on the larger face and make my cut. I have also used a plywood "bottom" on thinner pieces, shimming for parallel to the larger face and attaching with woodscrews. I suppose if I had the greater height available with a riser block I would use this method more often, perhaps even with my circle-cutting jig, which steals even more capacity. Though I generally cut perpendicular to the face to keep all available shape options open, I sometimes nibble off more wood by tilting the table and taking a second pass to help balance an especially wet or misshapen piece. I have also nibbled pieces too tall for perpendicular cutting by tilting and nibbling wedge-shaped circles. There must be other tricks out there. |
#2
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George
I am not sure of the method you are using to cut a bowl blank on the band saw but it sounds like you are trying to put a flat on the bark side of the half log and rest it on the band saw table. This sounds like an invitation to a catch to me. Why not halve the log with a chain saw, take off any excess necessary on the bark side using the saw, and then to the band saw? Place the inside of the log on the table, fasten a cardboard circle to the other side, and cut around it. If this is not clear, let me know and I will put a picture or two up on my web site for you. -- God bless and safe turning Darrell Feltmate Truro, NS, Canada http://www.aroundthewoods.com |
#3
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I've done that, too, just settled on the one I outlined for convenience,
not, as Susan claims, to justify my LN scrub. Also puts me in a position to taper the sides, since the table tilts that way. "Darrell Feltmate" wrote in message news ![]() take off any excess necessary on the bark side using the saw, and then to the band saw? Place the inside of the log on the table, fasten a cardboard circle to the other side, and cut around it. If this is not clear, let me know and I will put a picture or two up on my web site for you. |
#4
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George
Anything to justify a LN scrub makes sense to me :-) -- God bless and safe turning Darrell Feltmate Truro, NS, Canada http://www.aroundthewoods.com |
#5
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Bill
a scrub plane is used to rough down a surface before the jack and jointer planes are used for final flattening. A Lee Neilsen (sp?) is cream of the crop for planes. -- God bless and safe turning Darrell Feltmate Truro, NS, Canada http://www.aroundthewoods.com |
#6
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To answer the question about planing, if necessary I use either an
electric plane, or on larger pieces float an electric chainsaw across the surface. I'm not sure I understand your procedure and have the same concerns and suggestions as Darrell. One other tool you could add to your arsenal would be a large carving gouge which you could use to take off any corners. Cheaper than a chainsaw if you don't already have one, safer (though not fool proof!), more fun and a good workout too! derek George wrote: Denis's bandsaw post brings up a question - anyone have any tricks to preparing for the bandsaw? I have no riser block on my 14" Delta, so it's important for me to slab anything I'm going to cut round carefully, to stay within 6 1/4", as well as provide a surface flat enough to keep control of tipping and blade binding. My solution is a scrub and block plane for the small surface. The scrub makes fairly short work of major irregularities, and can be followed by a couple of cross-grain strokes of the block plane for smooth. I can then draw my circle on the larger face and make my cut. I have also used a plywood "bottom" on thinner pieces, shimming for parallel to the larger face and attaching with woodscrews. I suppose if I had the greater height available with a riser block I would use this method more often, perhaps even with my circle-cutting jig, which steals even more capacity. Though I generally cut perpendicular to the face to keep all available shape options open, I sometimes nibble off more wood by tilting the table and taking a second pass to help balance an especially wet or misshapen piece. I have also nibbled pieces too tall for perpendicular cutting by tilting and nibbling wedge-shaped circles. There must be other tricks out there. -- Derek Andrews, woodturner http://www.seafoamwoodturning.com Wedding Favors ~ Artisan Crafted Gifts ~ One-of-a-Kind Woodturning |
#7
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I find the plane preferable to the gouge, though I am also a carver. It's
for fine adjustments (1/4") only, and I use it with the piece already mounted to the lathe. Since I use a pin chuck or pin jaws and a tailstock, it's held pretty tightly. Of course there is enough of a surface to keep the piece from tipping, as I mentioned in the first post. Those portions most likely to tip are the ones where I'm taking the least bite, too. I start with a couple inches of surface or more from slabbing with the chainsaw, though I can't always seem to get parallel surfaces, thus the scrub. I opted out of the power plane because I figured it was easier easier for me to sharpen my scrub than those cutters. I have problems with dirt in the bark when using firewood. They don't seem to care about a bit of mud here and there when skidding and decking. Is it a problem for you to work wet and dirt? I have one of those Wagner Saf-T-Planers I could whip up on the drillpress. Or, come to think of it, I could elevate my router jig that I use for slab furniture thicknessing. A scrub can be a pretty good workout, take it from me. For bark up I do use circles, because I'm seldom near the capacity of the saw, and can spare the 1/4". BTW, I consider a "natural edge" to be any interrupted edge, whether from a cut, a split, or even a bark surface. "Derek Andrews" wrote in message ... To answer the question about planing, if necessary I use either an electric plane, or on larger pieces float an electric chainsaw across the surface. I'm not sure I understand your procedure and have the same concerns and suggestions as Darrell. One other tool you could add to your arsenal would be a large carving gouge which you could use to take off any corners. Cheaper than a chainsaw if you don't already have one, safer (though not fool proof!), more fun and a good workout too! |
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