S7 Tail stock

S7 Tail stock

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  • #319254
    Alan Gordon 4
    Participant
      @alangordon4

      Hello Chaps, I need some advice, I have a Myford Super 7 but the tail stock does eject any tooling that i put in it . I stripped it down, cleaned and oiled but still it will not eject any tooling, nothing seemed out of place but the only way I can get a piece of tooling out is to "gently" tap it out ! Any ideas as to what is wrong would be greatly appreciated.

      Edited By Alan Gordon 4 on 29/09/2017 16:52:09

      #25529
      Alan Gordon 4
      Participant
        @alangordon4
        #319255
        John Haine
        Participant
          @johnhaine32865

          Do the tapers you are using have ejecting tangs on them?

          #319258
          Alan Gordon 4
          Participant
            @alangordon4

            Hi Colin yes they do

            #319260
            Robert Butler
            Participant
              @robertbutler92161

              Dear Alan what do you mean by "tap it out"? Robert

              #319262
              Alan Gordon 4
              Participant
                @alangordon4

                Hi Robert

                For instance if I put a drill chuck in when I retreat it I have to give a small tap on the rear end of the chuck. It's only a very gentle tap and it realises ok. It's the same if I insert a revolving centre, but they will not eject automatically

                #319263
                Mike Crossfield
                Participant
                  @mikecrossfield92481

                  Robert

                  Are you quite sure you have a Super 7 tailstock, not an ML7 tailstock? The ML7 tailstock is not self-ejecting, and is open at the rear to allow for a drift to remove tooling. On a Super7 tailstock there is no access for "tapping out" MT2 tooling.

                  Mike

                  #319267
                  Alan Gordon 4
                  Participant
                    @alangordon4

                    Hi Robert, Sincere apology, The tooling I was trying does NOT have tangs as you suggested, To be fair the the drill chuck which does have a tang now ejects well ( it didnt before) so I guess the clean out I gave it worked !

                    However The rest of my tolling does not have these tangs so it look like I will have to invest in new MT2 arbours (with tangs)

                    #319270
                    Michael Briggs
                    Participant
                      @michaelbriggs82422

                      Hello Alan, you can buy screw in tangs for your arbours. **LINK** for example.

                      Edited By Michael Briggs on 29/09/2017 18:18:28

                      #319274
                      Alan Gordon 4
                      Participant
                        @alangordon4

                        Thanks Guys

                        For all your help and advice, Tangs ordered and problem solved

                        #319278
                        Peter Tucker
                        Participant
                          @petertucker86088

                          Hi Alan,

                          I just use a piece of studding or a sawn off bolt.

                          Peter

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