[modeleng] Re: A level lathe
- From: John Baguley <john@xxxxxxxxxxxxxxxx>
- To: modeleng@xxxxxxxxxxxxx
- Date: Thu, 07 Jul 2011 21:59:41 +0100
Ah, but if it's tilting too much, yer tea mug'll slide off!
On 07/07/2011 22:03, Terry Lane wrote:
> Dead right you are AJ - a level machine means absolutely nothing, the
> lathe can be tilted fore and aft, or side to side to almost any angle
> and it won't make a scrap of difference, as long, as you say, there is
> no twist in the bed.
> On 8/07/2011 5:43 AM, Alan Stepney wrote:
>> I am sure we have all seen lengthy discussions on the best way to ensure
>> that a lathe is level.
>> Why?
>>
>> I dont believe that they need to be level at all.
>> I have a lathe that came off a Royal Navy Cruiser, and the one thing I can
>> guarantee is that, at times, the sea isnt level!
>>
>> The main thing is to ensure that the bed is not twisted in any way, and the
>> headstock and tailstock in line, whether or not that line is level with the
>> surface of the earth or not, makes no difference.
>>
>> If it did, vertical borers etc wouldnt work. Or rather, wouldnt give
>> accurate results, which they do.
>> The same would apply to face milling or fly cutting with a vetical mill.
>>
>>
>> Does anyone agree or disagree with me?
>>
>> Alan
>>
>>
>>
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>>
>
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