Don’t try this at home – a t-slotted slide for mini-lathes

Don’t try this at home – a t-slotted slide for mini-lathes

Home Forums Workshop Tools and Tooling Don’t try this at home – a t-slotted slide for mini-lathes

Viewing 25 posts - 1 through 25 (of 48 total)
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  • #17612
    Neil Wyatt
    Moderator
      @neilwyatt
      #178626
      Neil Wyatt
      Moderator
        @neilwyatt

        This links to a full length illustrated article. It has been edited to remove some photos showing setups that are just too dodgy to repeat. My only excuse is that I still had a lot to learn…

        T-slotted table

        Neil

        #178632
        Harry Wilkes
        Participant
          @harrywilkes58467

          Neil

          "My only excuse is that I still had a lot to learn…" does that include working links wink

          #178637
          Neil Wyatt
          Moderator
            @neilwyatt

            Ha! I had set the publish date of the article to 6 February…. problem is that as a moderator I can see published articles!

            Should be viewable now

            Neil

            #178645
            Danny M2Z
            Participant
              @dannym2z

              Thanks for posting this Neil. I do have a little X2 mill which should help a bit with the flycutting and T-slots.

              Your drawings saved me a bit of measuring though I shall make smaller T-slots as you alluded to.

              * Danny M *

              #178649
              Vic
              Participant
                @vic

                Hat well and truly off to you Neil. Very ambitious project considering the tools available but a good result nonetheless.

                #178650
                Thor 🇳🇴
                Participant
                  @thor

                  Impressive work Neil, especially when considering you made it on a Mini-Lathe. I have made a new top slide for my Compact 8, but I did use a Mini-Mill, made things a lot easier.

                  Thor

                  #178652
                  Jesse Hancock 1
                  Participant
                    @jessehancock1

                    I like the warts and all approach to this article. To admit your mistakes is to admit you're human. Well done Neil.

                    Jesse.

                    #178653
                    jason udall
                    Participant
                      @jasonudall57142

                      Brilliant. .the hoops jumped through ..but good demonstration of how we can make parts to an “adequate” accuracy.

                      One thing..couldn’t you have made it in two parts (each say at the limit of machining throw)..and then join the two halves…dowels and loctite?.

                      #178654
                      jason udall
                      Participant
                        @jasonudall57142

                        Just read ” adequate.”…
                        No slight implied..
                        But I guess it might be seen..apologies. .
                        If at the limit of measurements, then thats as good as possible.

                        #178665
                        Russell Eberhardt
                        Participant
                          @russelleberhardt48058

                          Excellent article Neil. I would be too embarrassed to publish some of my earliest projects. Fortunately I didn't photograph them smiley

                          Russell.

                          #178670
                          Ady1
                          Participant
                            @ady1

                            I would be too embarrassed to publish some of my earliest projects. Fortunately I didn't photograph them

                            I put my guffy stuff up in here so that fellow hackers on the long road to ME nirvana can see that they're not alone in this world

                            As far as huge lumps of outsize iron like Neils are concerned I got a shaper to deal with that stuff, much easier and safer

                            This bit of rear lorry leaf spring was 9 x 1 x 4 and banana shaped before the shaper dealt with it

                            adscf1059.jpg

                            Edited By Ady1 on 06/02/2015 10:48:27

                            #178678
                            Peter G. Shaw
                            Participant
                              @peterg-shaw75338

                              Might I make a comment about warts and all articles.

                              Although we all like to think we are able to produce first class jobs first time every time, the reality is that a lot of us cannot because a) we may not have the experience to do it; b) we may not know how to do it; and c) it may be more than our equipment (and ourselves) can do. Furthermore, we must realise that even the experts started at rock bottom and will have made mistakes.

                              I actually think that articles which include notes on cockups, the realization that a different way would be better, poor finish etc probably do more to encourage beginners and those struggling to achieve better results, than some of the "perfect" articles that do tend to appear.

                              To give an example, some time ago, I had an article published. Ok it looked reasonable, but only because the paint masked the poor finish! Now it seems to me, that really I should have shown both the unfinished ugly article as well as the finished, painted article.

                              So please, let's have more articles showing cockups, mistakes, and how to recover from them. After all, is there any real shame in filling an unfortunate gouge with something like Milliput and then paint? Because, lets face it, that's what we do when decorating the house, isn't it.

                              Regards,

                              Peter G. Shaw

                              #178684
                              Ian S C
                              Participant
                                @iansc

                                Even the big time manufacturers have to fill in dings, as well as the blow holes in castings, some one on here did say how much solder filler was allowed for on RR car bodies.

                                Ian S C

                                #178687
                                Gordon W
                                Participant
                                  @gordonw

                                  Thick red-oxide primer has improved my welding no end.

                                  #178690
                                  Michael Gilligan
                                  Participant
                                    @michaelgilligan61133

                                    Posted by Peter G. Shaw on 06/02/2015 11:19:

                                    After all, is there any real shame in filling an unfortunate gouge with something like Milliput and then paint? Because, lets face it, that's what we do when decorating the house, isn't it.

                                    .

                                    Quite right, Peter

                                    … and it's worth remembering what some machine-tool castings look like, underneath the 'Primer'.

                                    MichaelG.

                                    #178706
                                    Howard Lewis
                                    Participant
                                      @howardlewis46836

                                      After doing some electric welding, I am always grateful for the Angle Grinder to smooth it done, and remove the ugly lumps!

                                      Howard

                                      #178725
                                      Neil Wyatt
                                      Moderator
                                        @neilwyatt

                                        It's always rewarding to know people appreciate what you have done badly

                                        In truth, when the first dovetail came out with no detectable join, I thought 'well that was easy, I wonder why other people don't do it that way. After three or four failed attempts to duplicate the feat, I had to accept it as beginner's luck and accept what I had before the dovetails became too wide.

                                        I am surprised that no-one markets such a cross slide for mini-lathes.

                                        Neil

                                        #178744
                                        OuBallie
                                        Participant
                                          @ouballie

                                          Neil,

                                          Well done using that small lathe! Swinging that lump of CI made my eyes pop.

                                          However, I think you should publish the photos you decided to remove, stating quite clearly why the set-ups are iffy.

                                          Newcomers to the hobby need to be shown just what constitutes a dodgy/dangerous set-up to forewarn them NOT to do so, and that no doubt applies to some of us hobby oldies as well.

                                          It may well prevent someone from doing a nasty to themselves and/or whoever is with them, apart from ruining a part.

                                          It behoves us 'learned hobbiests' to pass on our experience/s, good and bad, for the benefit of others especially those new to the hobby.

                                          I remember my first "Oh sh1t" moment using my V10P, when the long bar sticking out the end of the spindle decided to flail everything it could reach. That was a lesson never forgotten, as was leaving the chuck key in place and it went whizzing past my ear. Another lesson learned.

                                          Geoff – been back in the Workshop this week at last.

                                          #178758
                                          Neil Wyatt
                                          Moderator
                                            @neilwyatt

                                            I can't find the worst. It showed the 1x3x6 block screwed to the faceplate by the 1×6 face with two M6 screws…

                                            Neil

                                            #178762
                                            Michael Gilligan
                                            Participant
                                              @michaelgilligan61133
                                              Posted by Neil Wyatt on 06/02/2015 19:10:31:

                                              I can't find the worst. It showed the 1x3x6 block screwed to the faceplate by the 1×6 face with two M6 screws…

                                              .

                                              Should probably have used 0BA. devil

                                              MichaelG.

                                              #178820
                                              OuBallie
                                              Participant
                                                @ouballie

                                                Neil,

                                                Third photo shows that block mounted on the faceplate, or do you referring to a different one?

                                                Geoff – Workshop here I come.

                                                #178827
                                                Russell Eberhardt
                                                Participant
                                                  @russelleberhardt48058

                                                  Posted by OuBallie on 06/02/2015 18:00:05:

                                                  I remember my first "Oh sh1t" moment using my V10P, when the long bar sticking out the end of the spindle decided to flail everything it could reach. That was a lesson never forgotten

                                                  Been there, done that embarrassed

                                                  Russell.

                                                  #178832
                                                  modeng2000
                                                  Participant
                                                    @modeng2000

                                                    And me surprise

                                                    John

                                                    #178851
                                                    John Stevenson 1
                                                    Participant
                                                      @johnstevenson1
                                                      Posted by Michael Gilligan on 06/02/2015 19:37:39:

                                                      Posted by Neil Wyatt on 06/02/2015 19:10:31:

                                                      I can't find the worst. It showed the 1x3x6 block screwed to the faceplate by the 1×6 face with two M6 screws…

                                                      .

                                                      Should probably have used 0BA. devil

                                                      MichaelG.

                                                       

                                                      Which is the same size, but you knew that didn't you ? wink

                                                       

                                                      Glad this post has come up on the same page as the MEX judges post as it's interesting to compare the two and another mark for the warts and all over the polish it until it dazzles end result.

                                                       

                                                      In a contemporary magazine there has just been published an article where the engineering is superb, possible too superb in that many of the parts were being shown cylindrically ground.

                                                      Why I have no idea other than the author could and ego, because the fit didn't warrant sub micron accuracy and the parts were just soft mild steel anyway. Not many have the facility to cylindrical grind parts. It would have been a better article if the drawings had as much effort put into them as the polish on the finished parts.

                                                       

                                                      However this backfired and the article went unnoticed and uncommented on possibly because it made it far more complex than it needed to be and it just put people off.

                                                       

                                                      Neil's article breathes a breath of fresh air into the subject as it's always easier to improve on something than to try to equal or better perfection. More like a working man's version of George Thomas.

                                                      In fact if we take it a step further a modern day version of Jack Radford.

                                                      Now for anyone not familiar with Radford's work he was a brilliant engineer and an innovator. Thomas could and did add the bling but Radford was a designer and engineer first and a showman second.

                                                       

                                                      Now I will stand back for incoming flames, bricks and the odd five pound note. wink

                                                       

                                                      [Edit] English is not my fore fingers first language.

                                                      Edited By John Stevenson on 07/02/2015 16:22:51

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