[modeleng] Re: Fw: More on screwcutting

Shep wrote:
> Ken Strauss asked me how I intended to secure the suggested hinge method 
> outlined below.   As I said, this is only a proposal - I have never made one, 
> or indeed, seen one.
> My first reaction is to have a tapered pin with a knurled head to secure it 
> in the closed position, or perhaps a hinged clamp.
> Has anyone seen this idea in practice?   What do you chaps think?   It has 
> the merit of easy construction and use.
>
> Cheers!   Hubert
>
> ----- Original Message ----- 
> From: Shep 
> To: Modeleng 
> Sent: Sunday, November 25, 2007 11:11 AM
> Subject: More on screwcutting
>
>
> Hi everyone
>
> I have had several requests for pictures of the device I made for my ex-Emco 
> lathe, to facilitate the withdrawal of the tool, when reversing to the 
> beginning of the thread.   I have sent these pictures directly by email.    
> This system is a lot quicker and easier to make, than the more elegant series 
> of retracting devices.
>
> An even more basic device, which I have not made, but which should 
> work,certainly on the finer threads, is to hinge the cradle of the cutting 
> tool, and swing this upwards to clear the thread on reversing. 
>
> Cheers!   Hubert
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>
>   
Hubert/Ken

have a look here, for ideas....
http://www.hemingwaykits.com/acatalog/Swing_Tool_Post.html

This has some good drawings, on how to make such a tool post

Patrick
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