[PSUBS-MAILIST] lathe

[James Frankland via Personal_Submersibles]

we need pics Hank!  I cant visualise what you mean without it.  And there
is nothing wrong with it looking a bit ugly if it works! ... :)

On 16 December 2015 at 19:53, Alec Smyth via Personal_Submersibles <
personal_submersibles at psubs.org> wrote:

> Pure PSUB philosophy - Hank exemplifies why Lego have it all wrong when
> they sell kids the exact set of blocks required for assembling a specific
> model.
>
> :)
>
> Alec
>
> On Wed, Dec 16, 2015 at 2:21 PM, hank pronk via Personal_Submersibles <
> personal_submersibles at psubs.org> wrote:
>
>> Hi All,
>> For the last four days I have been building a flange facing machine.  For
>> those who don't know what that is, it is a portable lathe that clamps to a
>> pipe or submarine to machine a flange.  In my case the hatch land on my new
>> deep diver.   After welding the conical land ring into the hull it will
>> twist from welding.  The conical face will be distorted and that is no
>> good.   This machine I built will re-machine the face of the seat.  After
>> re-machining the land, I will then machine the hatch conical face in my
>> lathe  to match the seat.  I will also machine the centre shaft of the
>> hatch with a temporary bearing assembly, allowing me to mount the hatch so
>> it rotates on the seat.  This will allow me to lap the seat to a perfect
>> fit.  That is how a guy on a budget builds a deep diver hatch assembly.  :-)
>>
>> The flange facing machine is built entirely from stuff I have in
>> inventory, the pivot bearing assembly is from a 3\4 ton truck reared, the
>> clamps to hold it in place are tell-post rods, the drive is a hydraulic
>> motor from my old launch cart, the power feed is a wheel chair drive motor,
>> and the compound slide for the cutter is off my old lathe.  I will power it
>> off my mini excavator, so no point in building a hydraulic power pack.
>>
>> I will be testing it on the mating ring for Gamma's escape pod.
>> Hank
>>
>> _______________________________________________
>> Personal_Submersibles mailing list
>> Personal_Submersibles at psubs.org
>> http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles
>>
>>
>
> _______________________________________________
> Personal_Submersibles mailing list
> Personal_Submersibles at psubs.org
> http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles
>
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://www.whoweb.com/pipermail/personal_submersibles/attachments/20151216/6cc1000d/attachment.html>