Author Topic: Monitor Steam Engine  (Read 226400 times)

Offline Stuart

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Re: Monitor Steam Engine
« Reply #600 on: February 27, 2016, 03:59:11 PM »
With respect Marv

A gland thread needs to be on the tight side , when adjusted with the packing they may note be tight so the threads need to be to stop them backing out in use.

When doing glands I always single point the male to ensure a good fit, with bore and thread done at one chucking


Just my thoughts on the subject

Stuart
My aim is for a accurate part with a good finish

Offline crueby

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Re: Monitor Steam Engine
« Reply #601 on: February 27, 2016, 06:46:40 PM »
Marv, thanks for the material table!

fcheslop

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Re: Monitor Steam Engine
« Reply #602 on: February 27, 2016, 08:43:58 PM »
Hi Carl, as already mentioned simply go the next size up if this is not an option you could go the oval gland bosses with studs as per the Duval engines or the larger Stuarts
I try to make the thread a wee bit tight after having one come apart mid lake and now prefer to make proper studded oval glands when possible
You can just see what Im on about in the pic although these are at 45 degrees due to lack of space
cheers

Offline zeeprogrammer

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Re: Monitor Steam Engine
« Reply #603 on: February 27, 2016, 08:53:03 PM »
Thanks Frazer. I can't quite make it out in the picture...but I believe I know what you mean.
That may be more of an option if the cylinder covers are wrong.

In the meantime...I opened the die as much as I could. Much much better.
I can't say it has the 'tightness' that people are mentioning. But there's very little wobble.

Works well enough for me to continue. It may turn out not to be good enough...at which point I can remake.
Carl (aka Zee) Will sometimes respond to 'hey' but never 'hey you'.
"To work. To work."
Zee-Another Thread Trasher.

fcheslop

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Re: Monitor Steam Engine
« Reply #604 on: February 27, 2016, 11:18:54 PM »
Best of luck with the rest of the adventure
cheers

Offline zeeprogrammer

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Re: Monitor Steam Engine
« Reply #605 on: February 27, 2016, 11:23:17 PM »
Thanks Frazer. I meant to mention in the last post...I like that boat.
I think I've seen it before no?
Something like that is also on my bucket list.
Carl (aka Zee) Will sometimes respond to 'hey' but never 'hey you'.
"To work. To work."
Zee-Another Thread Trasher.

fcheslop

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Re: Monitor Steam Engine
« Reply #606 on: February 27, 2016, 11:34:08 PM »
I youve seen her before and she is still waiting to be finished just cannot get fired up and its to cold here and the build list for hot air just keeps growing :Jester:
I wouldnt recommend that one I started her 5 years ago as a simple build :lolb: I built a 32ft launch quicker and easier but if you want you can have the drawings when she is finished
Thought you only got one hours play time or is T absent :Jester:
cheers

Offline zeeprogrammer

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Re: Monitor Steam Engine
« Reply #607 on: February 28, 2016, 12:46:09 AM »
Thought you only got one hours play time or is T absent

 :Lol: I was wondering when someone was going to ask.

One hour max machining time. I get to sneak in quite a bit to play/read on the forum.
She's a techno-geek. So even though we're watching TV together...she's on a computer.
Which means I get to do the same.

The problem is...at some point she asks "what just happened?". Gripes me. I either have to tell her what she missed or rewind.
It's usually a rewind since I wasn't paying attention either.  ;D

As for the drawings...absolutely! I'd never build a 32footer...but I would enjoy knowing how.
Carl (aka Zee) Will sometimes respond to 'hey' but never 'hey you'.
"To work. To work."
Zee-Another Thread Trasher.

fcheslop

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Re: Monitor Steam Engine
« Reply #608 on: February 28, 2016, 10:27:19 AM »
Ah I see under the thumb :lolb: just like the me :Jester:
The plans are for the model not the full size one . The one thing I learned about the joy of boats is The day you buy or finish it is as great  as the day you sell it. Although thats not really accurate as a boat is never finished :hammerbash: just ask Steamer.
cheers
Any how  :pics:

Offline zeeprogrammer

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Re: Monitor Steam Engine
« Reply #609 on: February 28, 2016, 10:38:30 PM »
I got pics. You asked (yelled at me for them) so no complaining of what you get.

Really didn't manage a lot today. And I wanted to do something a little less stressful.
So I worked on the plates that sit on top of the frame. The cylinders will sit on one of them.



Both are there. Each takes 6 bolts front and back.

Then I squared up some blanks for the front bearings. The right one is sitting on the blank that would hold it.



The thing is...those bearing blocks are kind of 'L' shaped. And the drawings have a fillet at the inside corner of the 'L'.
Not that it's necessary but I think it would look better. Just not sure how.

I'm thinking of roughing out with an end mill and then taking a ball end mill to make the fillet.
Not sure if that's right or how it would work and not get bad machining marks.
Unless I get alternatives I'll practice on the part in the waste area.

On another note... :'( It looks like my hope for a new mill and/or lathe this spring is dashed.
Wedding, T laid off, new roof, new chimney, repair from storm damage.
And now today...pool cover developed huge hole and fence is down.  :cussing:

Well, we all have our crap to deal with. No sense you having to listen to mine.  ;D

There's always a silver lining by the way.
I'll let you know when I find it.  :lolb:

(There's always family, health, fine friends, and the fun I get being a class clown and poking at you all.)


Carl (aka Zee) Will sometimes respond to 'hey' but never 'hey you'.
"To work. To work."
Zee-Another Thread Trasher.

Offline crueby

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Re: Monitor Steam Engine
« Reply #610 on: February 28, 2016, 10:47:21 PM »
Hi Zee, good choice to switch back to the bearing blocks, get your momentum back. Seems like taking down the bulk with square ended mill and finishing with the ball end should work fine. Some tool marks are inevitable with end mills, filing/sanding usually cleans them up fine.

Sorry to hear about the other troubles, sure you will bounce back just as nuts as ever!

fcheslop

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Re: Monitor Steam Engine
« Reply #611 on: February 28, 2016, 10:57:16 PM »
Nice pics :ThumbsUp:
Sorry about the troubles .
cheers

Offline Don1966

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Re: Monitor Steam Engine
« Reply #612 on: February 28, 2016, 11:12:03 PM »
Nice looking parts Zee and it's about time we see it.......by the way your troubles is called life and believe me your not alone.......good luck buddy!

Don

Offline Tennessee Whiskey

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Re: Monitor Steam Engine
« Reply #613 on: February 29, 2016, 12:44:34 AM »
Sneaking in a few parts before the Downton I see  ;). I think the ball nose route is the one I'd take. Let me know what size, if you don't have one, I might have an extra or two. The problems, well, they is just superficial bumps in the road of life  :old: 

Cletus

Offline b.lindsey

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Re: Monitor Steam Engine
« Reply #614 on: February 29, 2016, 12:44:55 AM »
I heard there was some pictures over here on this thread :) Just had to come and see for myself. Looks like some  nice progress Zee and the proof to show for it too :).  Sorry about the delay on the new mill but first things first I know. Will just make it that much sweeter when it happens.

Bill

 

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