[modeleng] Re: [modeleng] Re: 3½ versus 5
- From: "Jem Harrison" <Jem.Harrison@xxxxxxxxxxxxxxx>
- To: <modeleng@xxxxxxxxxxxxx>
- Date: Thu, 29 Sep 2005 19:40:40 +0100
Thanks Al,
I am fairly sure that I could use a friends larger lathe to turn driving
wheels that are too large for the ML10. Some members have industrial
machines!
Best wishes,
Jem
----- Original Message -----
From: "Allen Messer" <al_messer@xxxxxxxxx>
To: <modeleng@xxxxxxxxxxxxx>
Sent: Thursday, September 29, 2005 1:58 PM
Subject: [modeleng] Re: 3½ versus 5
> Thanks for the info, Jem. My 10 x 24 Logan may face a
> 10" wheel, but to do the rims and tread on some 5-1/2"
> dia. wheels, I had to make up a "special" boring bar
> type tool as the crossfeed does not retract the cross
> slide far enough to use a normal lathe tool bit. If
> you do decide to go with the larger scale, I would
> suggest that you find a friendly club member who has a
> lathe with a larger swing, but I think that your lathe
> is large enough to do all the rest of the work.
>
> Al Messer
>
> --- Jem Harrison <Jem.Harrison@xxxxxxxxxxxxxxx> wrote:
>
>> Allen,
>>
>> The Myford ML10 has a swing (I hope I have chosen
>> the corect term) of 3¼
>> inches, therefore the maximum size of wheel casting
>> it could cope with would
>> be a tadge under 6½ inches.
>>
>> Best wishes,
>>
>> Jem
>> ----- Original Message -----
>> From: "Allen Messer" <al_messer@xxxxxxxxx>
>> To: <modeleng@xxxxxxxxxxxxx>
>> Sent: Wednesday, September 28, 2005 10:44 PM
>> Subject: [modeleng] Re: 3½ versus 5
>>
>>
>> > Jem, I may have missed it, but what is the
>> capacity of
>> > your lathe?
>> >
>> > Al Messer
>> >
>> > --- Jem Harrison <Jem.Harrison@xxxxxxxxxxxxxxx>
>> wrote:
>> >
>> >> Thanks Jeff,
>> >>
>> >> Your scenario is one that I can see that I would
>> >> have to follow. My ML10
>> >> would be hard pushed to fit a 6ft driver in
>> 5-inch
>> >> gauge!
>> >>
>> >> Thanks,
>> >>
>> >> Jem
>> >> ----- Original Message -----
>> >> From: "Jeff Dayman" <jeffdayman@xxxxxxxxxxxx>
>> >> To: <modeleng@xxxxxxxxxxxxx>
>> >> Sent: Monday, September 26, 2005 1:27 PM
>> >> Subject: [modeleng] Re: [modeleng] 3½ versus 5
>> >>
>> >>
>> >> > Hi Jem,
>> >> >
>> >> > Unless you like watchmaking, bigger models are
>> >> easier to build. Smaller
>> >> > parts are generally harder to hold while
>> putting
>> >> on the high cutting
>> >> > forces
>> >> > needed in metal work. If you have a few parts
>> >> beyond the size of your
>> >> > equipment, chances are local industries or
>> other
>> >> club members will have
>> >> > larger ones. I've found that if you show up to
>> the
>> >> back door of a machine
>> >> > shop at lunch time with a tray of coffees, and
>> >> tell the guys what you're
>> >> > up
>> >> > to, they're generally glad to help, as long as
>> >> you're not in a rush. When
>> >> > I
>> >> > was in the toolroom, training, we loved jobs
>> like
>> >> that for Friday
>> >> > afternoons.
>> >> >
>> >> > Good luck, Jeff Dayman Waterloo Ontario Canada
>> >> >
>> >> >
>> >> >
>> >> > ----- Original Message -----
>> >> > From: "Jem Harrison"
>> >> <Jem.Harrison@xxxxxxxxxxxxxxx>
>> >> > To: <modeleng@xxxxxxxxxxxxx>
>> >> > Sent: Monday, September 26, 2005 6:16 AM
>> >> > Subject: [modeleng] 3½ versus 5
>> >> >
>> >> >
>> >> >> Here is another 'new' topic, on which I would
>> >> appreciate your opinions.
>> >> >> I am a relative newcomer to model engineering.
>> I
>> >> have no engineering
>> >> > background. In the distant past I have
>> >> scratchbuilt models in 0 gauge
>> >> > (2-rail electric) and some wagons in Gauge 1.
>> I
>> >> have a Myford ML10 in
>> >> > reasonable condition and a small bench pillar
>> >> drill (rough!). For the
>> >> > best
>> >> > part of the last three years I have been doing
>> >> some restoration work on a
>> >> > Dore Westbury Mk.1: surgery on the motor,
>> fitting
>> >> new lead screws and
>> >> > nuts,
>> >> > devising different ways to attach the handles
>> top
>> >> the lead screws, making
>> >> > a
>> >> > drawbar, making a machine vice kit. It has
>> been a
>> >> long learning exercise!
>> >> > I now have some digital read-out bars that I
>> have
>> >> not succeeded yet in
>> >> > fitting....I do wonder if these are really
>> worth
>> >> the hassle.
>> >> >>
>> >> >> I want to get started on a locomotive. Until
>> >> recently I reckoned that I
>> >> > would tackle something in 3½-inch gauge, but
>> the
>> >> vast majority of the
>> >> > received wisdom has advised against this size.
>> >> So, what I would be
>> >> > interested to read on this discussion group is
>> >> your views for and against
>> >> > 3½-inch and 5-inch gauge, oh and while we are
>> >> about it, we could add
>> >> > 2½-inch
>> >> > gauge.
>> >> >>
>> >> >> Best wishes,
>> >> >>
>> >> >> Jem Harrison
>> >> >> Basildon
>> >> >>
>> >> >>
>> >> >> MODEL ENGINEERING DISCUSSION LIST.
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>> >
>> >
>> >
>> > __________________________________
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>
>
>
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