[modeleng] Re: Scraping
- From: Allen Messer <al_messer@xxxxxxxxx>
- To: modeleng@xxxxxxxxxxxxx
- Date: Mon, 2 Jan 2006 15:34:43 -0800 (PST)
I would have been tempted to tap his knee cap with a
bigger hammer.
Al Messer
--- Pendragon <idpriest@xxxxxxxxxxxxxxxx> wrote:
> Hubert,
>
> I remember as an apprentice at Walter Somers Ltd
> being given a plate =
> about
> six inches square to scrape flat. The piece I had
> been given wasn't too =
> bad
> and when I'd done it the trainer must have seen the
> smug look on my face
> cause he then took a hammer and bruised the surface
> with the comment, =
> 'Now
> get that flat'.
>
> All part of life's rich tapestry.
>
> Regards IP.
>
> "Life should NOT be a journey to the grave with the
> intention of =
> arriving
> safely in an attractive and well preserved body, but
> rather to skid in
> sideways, Champagne in one hand - strawberries in
> the other,=20
> body thoroughly used up, totally worn out and
> screaming WOO HOO - What a
> Ride!"=20
> =20
> "Never drive faster than your gaurdian angel can
> fly"
> =20
> Priest & Sons Model Engineers
> http://www.kinvermes.pwp.blueyonder.co.uk/p1.htm
>
>
> -----Original Message-----
> From: modeleng-bounce@xxxxxxxxxxxxx =
> [mailto:modeleng-bounce@xxxxxxxxxxxxx]
> On Behalf Of shep
> Sent: 02 January 2006 11:09
> To: modeleng@xxxxxxxxxxxxx
> Subject: [modeleng] Re: Scraping
>
>
> AL - this sounds like a simple and fail-safe idea!
>
> It will be interesting to find out where Nicholson
> make their files. =
> At=20
> the end of the War, they published a booklet called
> 'File Filosophy', =
> which=20
> was a mine of information. I think that I still
> have the copy!
>
> I was thinking of your comments about chipping, and
> this lead me to =
> remember
>
> the heroic amount of scraping done on machines,
> prior to the advent of =
> huge=20
> surface grinders. I spent some time at the
> Linotype Factory (near=20
> Manchester) in 1951, and actually assembled parts of
> these typesetting=20
> dinosaurs.
> They also made flat-bed, two-revolution letterpress
> printing machines=20
> (Miehles, originally designed in Chicago), up to a
> maximum paper size of =
>
> 40" x 60".
> This meant that a huge flat cast-iron bed, bigger
> than the paper size, =
> held=20
> 64 pages of heavy type metal, and reciprocated the
> whole caboodle at =
> about=20
> 2,000 sheets per hour. Four pistons (two at each
> end) cushioned the =
> shock=20
> of reversal. These huge beds had steel runners
> below which ran on =
> rollers,
>
> which in turn ran on about six supporting tracks.
> All of this had to =
> be=20
> scraped by hand - weeks of work! The colossal
> straight-edges were =
> lowered
>
> onto the work by crane! They made their own
> castings and these were =
> left=20
> outside in the rain (this was, after all,
> Manchester!) for several =
> months=20
> before machining on huge planing machines. This
> 'weathering' allowed =
> the=20
> stresses in the cast iron to equalise. It must have
> been hell to change =
> the
>
> design and then wait months to make a prototype!
> With the advent of=20
> photo-typesetting, early computers and offset litho,
> both the Linotypes =
> and=20
> the Miehles were dead and buried within 20 years.
>
> I must stop muttering in my non-existent beard!
>
> Cheers! Hubert
>
>
> ----- Original Message -----=20
> From: "Allen Messer" <al_messer@xxxxxxxxx>
> To: <modeleng@xxxxxxxxxxxxx>
> Sent: Monday, January 02, 2006 1:24 AM
> Subject: [modeleng] Re: Fw: Re: Adept/Super Adept
> lathes
>
>
> > Hubert, my trick is to make a jig out of a piece
> of
> > Silver Steel and drill and tap it for the thread
> to
> > fit the headless screw. Then accurately cut a
> slot
> > across one end and harden it file hard. In use,
> the
> > threaded rod is screwed into the jig flush with
> the
> > top, and the jig clamped in the bench vise. Use
> the
> > slot in the jig to center a thin bladed hacksaw in
> the headless screw=20
> > and have at it--gently, of course.
> >
> > Al Messer
> >=20
>
> MODEL ENGINEERING DISCUSSION LIST.
>
> To UNSUBSCRIBE from this list, send a blank email
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> line.
>
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