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Help! => Specific Engine Help => Topic started by: brasso on November 03, 2013, 09:29:50 PM

Title: Fly wheels
Post by: brasso on November 03, 2013, 09:29:50 PM
Hello

I am looking to machine up a fly wheel for a small project which I am quite happy to lathe it out of stock to the desired dimensions but I am not putting spokes in it just drilling holes but I don't now how many and what diameter I can holes I can get in.

Does that make sense....?
Title: Re: Fly wheels
Post by: stevehuckss396 on November 03, 2013, 09:35:52 PM
It does make sense. If you post a dimensioned sketch of the side of the wheel I can draw it up and post some possibilities so you can get an idea of what it will look like.
Title: Re: Fly wheels
Post by: brasso on November 03, 2013, 10:01:58 PM
Hope the attachment helps, A = 2 1/2". B = 1/2". C = 1/4". D = 11/16"
Title: Re: Fly wheels
Post by: stevehuckss396 on November 03, 2013, 10:14:26 PM
5 holes at .625
Title: Re: Fly wheels
Post by: stevehuckss396 on November 03, 2013, 10:16:21 PM
5 holes at .500

Title: Re: Fly wheels
Post by: stevehuckss396 on November 03, 2013, 10:17:59 PM
Half inch holes
Title: Re: Fly wheels
Post by: stevehuckss396 on November 03, 2013, 10:19:56 PM
7/16 holes
Title: Re: Fly wheels
Post by: stevehuckss396 on November 03, 2013, 10:23:06 PM
at 3/8 the holes are starting to look a little bit too small

Title: Re: Fly wheels
Post by: stevehuckss396 on November 03, 2013, 10:28:00 PM
for the hell of it.

Title: Re: Fly wheels
Post by: brasso on November 03, 2013, 10:33:35 PM
for the hell of it.

I was looking for something with a few more holes than that.......

Only joking 5 holes 625 looks about right.
Many thanks, are you using some kind of PC program for this?

Steve
Title: Re: Fly wheels
Post by: stevehuckss396 on November 03, 2013, 10:45:36 PM
are you using some kind of PC program for this?



I use Alibre but there are alot of programs out there that do the same thing.
Title: Re: Fly wheels
Post by: brasso on November 03, 2013, 10:59:02 PM
I'll post pics of my results when I've lathed, milled and drilled the fly wheels.

Steve
Title: Re: Fly wheels
Post by: stevehuckss396 on November 03, 2013, 11:02:32 PM
I'll post pics of my results when I've lathed, milled and drilled the fly wheels.

Steve


Sounds good. I would love to see how it turns out.

Cheers!
Title: Re: Fly wheels
Post by: b.lindsey on November 03, 2013, 11:56:42 PM
Nice work Steve. I kinda like the "just for the heck of it" one but then again its not my project :)

Bill
Title: Re: Fly wheels
Post by: AOG on November 04, 2013, 01:21:06 AM
How about a set of inverse spokes. Instead of milling out the area between the spokes mill out the spokes. For that matter, you could use multiple sets of holes inline at different radi where the spokes would be.

Tony
Title: Re: Fly wheels
Post by: dsquire on November 04, 2013, 02:19:49 AM
How about a set of inverse spokes. Instead of milling out the area between the spokes mill out the spokes. For that matter, you could use multiple sets of holes inline at different radi where the spokes would be.

Tony

Tony

I'm not quite sure of what you mean but it sounds like a good idea. Could you machine one up for me and post a photo that I could use as an example. I think it would be cool.  :lolb: :lolb: :lolb:

Cheers  :cheers:

Don
Title: Re: Fly wheels
Post by: derekwarner on November 04, 2013, 02:35:39 AM
I too would  :Love: to be in the position to own or have access to a home machine shop with lathe & milling facilities etc......however without these  :wallbang: I must resort to purchased components

Here are my 50 mm diameter x 4 mm shaft flywheels from Winfired Niggle  :ThumbsUp:.....he produces quality components ....Derek
Title: Re: Fly wheels
Post by: AOG on November 04, 2013, 06:57:19 AM
How about a set of inverse spokes. Instead of milling out the area between the spokes mill out the spokes. For that matter, you could use multiple sets of holes inline at different radi where the spokes would be.

Tony

Tony

I'm not quite sure of what you mean but it sounds like a good idea. Could you machine one up for me and post a photo that I could use as an example. I think it would be cool.  :lolb: :lolb: :lolb:

Cheers  :cheers:

Don

Take a look at the flywheel on the middle  and right of this picture to see what I mean. (Sorry about the quality of the pic but I am on the road right now and that's the only pic I have with me.)

Tony

Title: Re: Fly wheels
Post by: brasso on November 06, 2013, 06:27:10 PM
We'll that's done it, first I was confused over holes in a flywheel now it's which design.   :facepalm:
I do like the look of the one on the right in your picture AOG. I will probably try that one out now.
Title: Re: Fly wheels
Post by: fcheslop on November 06, 2013, 09:04:11 PM
Thanks , Im going to use the just for the hell of it on my next simple Stirling build
cheers
frazer
Title: Re: Fly wheels
Post by: brasso on November 07, 2013, 08:49:53 PM
Well flywheel turned out just need to work out which way to go . . . . .spokes or holes?
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