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Elmers #25, my first engine project

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Bernd:
Tim,

Have to agree with Bogs. I won't have believed you were a total newbie at metalworking.  :scratch:

I like the idea of using the 1-2-3 blocks as an angle plate.

Once you get her runin' at 115pis for a few hours of run in you'll be able to get down to 5-10psi.  :lol:

Nice work with what you got. Keep it up and you'll have your first running engine in no time.  :thumbup:

Bernd

spuddevans:

--- Quote from: Bernd on May 09, 2009, 06:23:31 PM ---Have to agree with Bogs. I won't have believed you were a total newbie at metalworking.  :scratch:

--- End quote ---

Well I'll take that as a compliment, I guess.  :scratch:  I really do think of myself as a newbie.

This was the 1st time of machining brass, I kinda felt the need to hold my breath while turning it as it seems to produce a lot of fine dust/shavings, it looks like there's been a shower of gold on my little lathe  :)


--- Quote from: Bernd on May 09, 2009, 06:23:31 PM ---I like the idea of using the 1-2-3 blocks as an angle plate.
--- End quote ---

I was limited by my lack of equipment for holding the frame reliably in any other way, so the 1-2-3 block seemed to be the only choice for me, once I got one squared up to the table and clamped I was able to use the other one to make sure the workpiece was also square by using it standing up and just holding it with my fingers to the clamped block and at the same time ( and amazingly with the same fingers ) holding the workpiece to the upright 1-2-3 block. It probably was not square to the 0.001mm, but I figured it was square enough for me.



Tim

bogstandard:
Tim,


--- Quote ---once I got one squared up to the table
--- End quote ---

When you have a bit of spare time, turn yourself up a couple of short rods that are a very good fit in the t-slots in the mill. Then all you have to do is put the bars sticking up in the slots, push whatever you want to square up against them, and clamp up, job done in seconds. They are the first bits of machine tooling you need to make when you get your mill.

I actually made mine square, so that they can sit very low in the slots for thin work, or stood up for taller jobs, I suppose you could just angle the round ones in the slot.




John

spuddevans:

--- Quote from: bogstandard on May 10, 2009, 03:35:47 AM ---When you have a bit of spare time, turn yourself up a couple of short rods that are a very good fit in the t-slots in the mill. Then all you have to do is put the bars sticking up in the slots, push whatever you want to square up against them, and clamp up, job done in seconds. They are the first bits of machine tooling you need to make when you get your mill.
--- End quote ---

Ahh!!! ( lightbulb goes on above head ) That is a great idea. What a timesaver, saves doing like me and trying to juggle an engineers square, 3-2-1 block, clamps and little adjustable-height-stand-off-thingys and a spanner to tighten the whole contraption up.  :bang:

Thanks for that tip Bogs, I'll turn a couple up asap.


Tim

Brass_Machine:
Tim,

Very nice. I will second everyone's statement... you sure you are a newbie??

The 1st thing I ever milled was a part to fix SWMBO's sewing machine. Good idea on doing something for her first. That right there should justify the cost of your 'toys'.

Eric

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