my first lathe.

my first lathe.

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  • #441173
    SillyOldDuffer
    Moderator
      @sillyoldduffer
      Posted by Hopper on 11/12/2019 07:10:07:

      That is the most bizarre looking toolpost on a small lathe I have ever seen. …

      I agree. My guess is it's an unsuccessful quick-change tool-post and those angled slots are meant to take a tool-holder which holds the cutter at a normal angle. My other thought was it's angled to take a tangential cutter, or both sides are used with a missing ball-cutting attachment. Doesn't make much sense though.

      Buying second-hand can be confusing. Not unknown for lathes to come with accessories meant for different machines entirely. Although Jamie's strange tool-post looks as if goes with his lathe, perhaps that's just coincidental!

      Dave

      #441209
      Michael Gilligan
      Participant
        @michaelgilligan61133
        Posted by SillyOldDuffer on 11/12/2019 10:00:07:

        Posted by Hopper on 11/12/2019 07:10:07:

        That is the most bizarre looking toolpost on a small lathe I have ever seen. …

        I agree. My guess is it's an unsuccessful quick-change tool-post and those angled slots are meant to take a tool-holder which holds the cutter at a normal angle. My other thought was it's angled to take a tangential cutter, or both sides are used with a missing ball-cutting attachment. Doesn't make much sense though.

        […]

        .

        I wonder if it was designed to have a tall spacer under it … and to be a rear toolpost.

        MichaelG.

        #441253
        jamie creighton 1
        Participant
          @jamiecreighton1

          well all i know is it came already mounted on the lathe and as i said previously the original oem one has been put back on

          #441262
          Roderick Jenkins
          Participant
            @roderickjenkins93242

            The original Hobbymat mounts the tools directly onto the top slide:

            $_86.jpg

            Jaimie's tool post looks like a brave attempt to make a rotating tool post that will allow a selection of tools to be presented at the correct height. If the tools are ground appropriately then I think it will work.  It also has the advantage that the tools can be adjusted to centre height without the use of shims,  just by the projection of the tools

            Rod

            Edited By Roderick Jenkins on 11/12/2019 18:41:22

            #441281
            Michael Gilligan
            Participant
              @michaelgilligan61133
              Posted by Roderick Jenkins on 11/12/2019 18:31:50:

              The original Hobbymat mounts the tools directly onto the top slide:

              $_86.jpg

              […]

              .

              I’m not questioning your description, Rod … but I’m bewildered

              How is one expected to use the round plate ?

              MichaelG.

              #441283
              Roderick Jenkins
              Participant
                @roderickjenkins93242

                Michael,

                Just like this:

                hmat toolpost.jpg

                It's a bit crude frown

                Cheers,

                Rod

                (Both photos grabbed from the web)

                #441285
                Michael Gilligan
                Participant
                  @michaelgilligan61133

                  Sorry, Rod … I didn’t ask the question clearly blush

                  I realise how one tool is clamped, but I’m struggling to see the benefit of having multiple ‘stations’ when the tool-post is just a static plate.

                  MichaelG.

                  #441288
                  Paul Kemp
                  Participant
                    @paulkemp46892
                    Posted by Michael Gilligan on 11/12/2019 23:41:12:

                    Sorry, Rod … I didn’t ask the question clearly blush

                    I realise how one tool is clamped, but I’m struggling to see the benefit of having multiple ‘stations’ when the tool-post is just a static plate.

                    MichaelG.

                    Fair point, I have used the front pair for boring bars, the side pair for normal tools and occasionally the rear pair when turning a large diameter, never used the pair on the tailstock side myself – but supplied with the lathe as std is an angle plate which mounts to the cross slide onto which the top slide bolts to give you a vertical slide for milling. Also provided was a small machine vice for work holding on the top slide in the vertical position. I suppose you could leave the tool post in position as another way of clamping the workpiece in which case the screws on the tailstock side may be used? Before I got the micro mill I did a fair bit of milling using the supplied vice but I have never used the tool post to hold milling jobs, never occurred to me before! Agreed the standard tool post is a bit unconventional as well but it has served me well and I think they are great little machines, the only real limitation is the slow speed is not slow enough for coarse thread screw cutting unless you are quick and brave! This was addressed by Essel Engineering who produced an additional set of pulleys, I don't have this though.

                    Paul.

                    #441290
                    Michael Gilligan
                    Participant
                      @michaelgilligan61133

                      Thanks, Paul

                      It’s bedtime now, so I will ‘sleep on it’

                      Perhaps it will be obvious in the morning.

                      MichaelG.

                      #441304
                      nigel jones 5
                      Participant
                        @nigeljones5

                        Made for a tangental tool I think. No idea why you would bother though.

                        #441414
                        Howard Lewis
                        Participant
                          @howardlewis46836

                          A tangential tool is very useful item for most turning and facing jobs.

                          And dead easy to sharpen, only needing one face to be ground. Easy to set on centre height, if you have a centre height gauge, of some sort.

                          Howard

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