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Old 10-20-2007 | 05:37 AM
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Default How do you cut slots for hinges

Would like to know how most of you are cutting the slots to install hinges, both CA and Nylon. I have used robart hinge points but need something that is thinner. Thanks
Old 10-20-2007 | 05:55 AM
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Default RE: How do you cut slots for hinges

I use a #11 X-Acto blade to make the initial cut. I take a cut-off wheel in my Dremel tool, and make some back cuts on the back of the blade (about 3 of them) angled from the direction of the point, toward the handle. This in effect makes some saw teeth in the spine of the blade. Then using this modified blade, it is easy to remove the material that I want to cut out of the trailing edge of the wing, or stab. I will try to shoot a pic of the blade, and post it for you. This modified blade removes the wood, rather than just displacing it as it would if you only cut a slot.

Bill, AMA 4720
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Old 10-20-2007 | 06:04 AM
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Default RE: How do you cut slots for hinges

Thanks, look forward to the pics.
Old 10-20-2007 | 06:15 AM
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Default RE: How do you cut slots for hinges

G'day Mate,
Buy a Dubro hinge slotter kit, no.660, or make a kit with old hacksaw blades, & a grinder.
I have had a set for 25 years, & it's still the best & easiest way of cutting hinge slots.
Old 10-20-2007 | 07:12 AM
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Default RE: How do you cut slots for hinges


ORIGINAL: goirish

Would like to know how most of you are cutting the slots to install hinges, both CA and Nylon. I have used robart hinge points but need something that is thinner. Thanks
As mentioned, a piece of hacksaw blade is a wonderful tool. Needless to say, I took a hunk out of a hacksaw blade. I chose a place that had a hole in it so I would have a hook. The side away from the teeth was sharpened. And the piece was epoxied between pieces of tongue depressors and those were profiled.

The sharp side cuts in, the teeth hog out, and the hook hooks stuff.

I don't know how old this tool is, but it's going to be around a bunch more years.
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Old 10-20-2007 | 07:22 AM
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Default RE: How do you cut slots for hinges

I use the Hobbico 120 volt hinge slotter with the wider blades

http://www3.towerhobbies.com/cgi-bin...?&I=LXK263&P=7
http://www3.towerhobbies.com/cgi-bin...?&I=LXPU13&P=7
http://www3.towerhobbies.com/cgi-bin...?&I=LXPT33&P=7
http://www3.towerhobbies.com/cgi-bin...?&I=LXK262&P=7
Old 10-20-2007 | 07:30 AM
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Default RE: How do you cut slots for hinges

Thanks everyone for all the good info. Now do I send the parts to you and you slot them. Hummm just kidding.
Old 10-20-2007 | 09:15 AM
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Default RE: How do you cut slots for hinges

I use the Dubro hinge slotter kit as well (http://www3.towerhobbies.com/cgi-bin...?&I=LXE229&P=7). Use the blades to mark points for the end of the hinge slot, and then use a No. 11 hobby knife to make the slit. One slot usually takes about 30 seconds to cut by hand. The slotting tool is also good for marking the centerline of the leading edge, making the tool more than a "uni-tasker".

Brad
Old 10-20-2007 | 09:18 AM
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Default RE: How do you cut slots for hinges

The Great Planes hinge cutting tool is one of the most useful tools ever made for RC. They now make a centering guide for marking the trailing edge as well as a cutting guide for the tool itself. With the different blades available for it, it will cut slots for all the hinges out there except the hinge points. Well worth the investment. Do not mess with the battery operated one as it does not have enough horsepower to do 6 slots before it needs to be recharged. Good Luck, Dave
Old 10-20-2007 | 09:49 AM
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Default RE: How do you cut slots for hinges


ORIGINAL: goirish

Thanks everyone for all the good info. Now do I send the parts to you and you slot them. Hummm just kidding.

Yes, of course.

Very carefully package every single part so that it will not break and ship the entire model. I'll get back to you when I've got the work done and TESTED. I test very thoroughly. For years sometimes.
Old 10-20-2007 | 10:24 AM
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Default RE: How do you cut slots for hinges

Gee that sounds like a great idea. YEARS????
Old 10-20-2007 | 11:44 AM
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Default RE: How do you cut slots for hinges


ORIGINAL: goirish

Gee that sounds like a great idea. YEARS????

Yes, I try very hard to insure that you do not have to fly a model with weakly attached hinges. And that could take years, especially if you've purchased a model that performs very well for me.

Trust me, the extra charges for the fuel usage is well worth the money.
Old 10-20-2007 | 11:47 AM
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Default RE: How do you cut slots for hinges

Gosh!! who said good deals were gone. Nothing like a weakly aileron on a .020 goldberg cub.
Old 10-20-2007 | 12:12 PM
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Default RE: How do you cut slots for hinges

Use the thin blades for CA hinges and the thick blades for the plastic pinned hinges.
Old 10-20-2007 | 12:40 PM
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Default RE: How do you cut slots for hinges

I mark the location with a pen. Two dots that indicate each end of the slot to be made. Then drill a tiny hole at each dot. Then cut two slits that connect the two holes. You may need to jam a fingernail file, emory board, in the slot to clean it up a bit.
Old 10-20-2007 | 12:52 PM
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Default RE: How do you cut slots for hinges

Another vote for the Great Planes hinge cutting tool. Clean and quick.

somegeek
Old 10-20-2007 | 01:28 PM
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Default RE: How do you cut slots for hinges

I bought my Great Planes hinge slotter when they first came out. It has held up well for 7 or 8 years
Old 10-20-2007 | 04:12 PM
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Default RE: How do you cut slots for hinges

Here is the picture of the modified X-Acto #11 blade that I promised you.

Bill, AMA 4720
WACO Brotherhood #1
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