Oil Cups – or their lids

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Oil Cups – or their lids

Home Forums General Questions Oil Cups – or their lids

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  • #23626
    Neil Wyatt
    Moderator
      @neilwyatt
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      #172865
      Neil Wyatt
      Moderator
        @neilwyatt

        Has anyone got a good design for making flip-top oil cups that doesn't involve folding up sheet metal. A sprung lid is desirable, but not essential.

        All the ideas I have are too clunky for a 9mm diameter cup.

        Neil

        #172872
        Ian S C
        Participant
          @iansc

          Sorry Neil, but my design is too big, I use the flip top caps from tooth paste tubes on my lathe, the holes for filling the oil sumps on my lathe are 10 mm diameter, and had little rubber plugs, with oil written on top.

          Ian S C

          #172874
          Michael Gilligan
          Participant
            @michaelgilligan61133

            Neil,

            Ian beat me to it with the toothpaste tube cap … The one on 100ml Aquafresh is very neat, but maybe a little oversize.

            Assuming this is for the Mega Adept … How about a centralised one-shot oiling system instead ?

            MichaelG.

            Edited By Michael Gilligan on 18/12/2014 10:50:22

            #172879
            DMB
            Participant
              @dmb

              Neil,
              My Super7 has some nice spring lid oilers on the countershaft. Might be a bit expensive though.
              John

              #172884
              Gray62
              Participant
                @gray62

                Neil, Arc-Euro sell a couple of flip top oilers in 6mm and 8mm

                About 2/3rds down on this page

                #172897
                Bazyle
                Participant
                  @bazyle

                  Nice link but Metric sad

                  I have one to make a new lid for. The lid has curved down edges of course but instead of a bent hinge bit it is rivetted to a block about <1/8 cube. The spring bears against the side of the square to give a nice indexing feel. The rivet which is a square cut down part of the block hammered over and filed flush was its undoing as forcing back levers it off probably far too easily. I will also solder the replacement.

                  I suppose this small one could machine the lid plus block from solid.

                  #172898
                  JasonB
                  Moderator
                    @jasonb

                    At less than a quid each it would not be hard to re thread or even solder on a new bottom or just make a simple adaptor to go into the lathes old imperial threaded hole.

                    Come to think of it as the head has been chopped about so much anyway you may as well just rethread the head.

                    I have made a few oil boxes with hinged lids but not sprung, easy enough to do with a 1/32" hinge pin.  You just file the back of the lid down at 45degrees and solder a piece of 3/32" tube to it to make one half of the hinge knuckle.Do they even have to be flip top, would screw in tops do?

                    Or I could give you a copy of this drawing that could be scaled down a bit smile p

                    Edited By JasonB on 18/12/2014 13:31:21

                    Edited By JasonB on 18/12/2014 13:35:45

                    #172900
                    Keith Long
                    Participant
                      @keithlong89920

                      Neil – you might find what you're after at this **LINK** – don't be too surprised at the words that come up in the URL!!

                      Keith

                      #172902
                      Neil Wyatt
                      Moderator
                        @neilwyatt

                        My oil holes are threaded 4BA and 3BA (they were both meant to be 4BA, so I don't know what went wrong?) keith's link go down to 2BA but look clunky.

                        Jason's square boxes look good, but it's fitting such hinges to round cups that's vexing me. I can't use screw lids, because I will lose them! I suppose I will have to file something out of brass rod and risk soldering it on.

                        Neil

                        #172916
                        JasonB
                        Moderator
                          @jasonb

                          Try this Neil

                          Turn a basic cup shape 9mm OD, use a 1/4" ball nose cutter to form the recess but make it off centre, mill away some of the top to leave the centre of a hinge nuckle on the thickest edge.

                          cup.jpg

                          Take a bit of brass the thickness of what you machined of the top (2.4mm in this case) drill right through 0.8mm for the hinge pin, notch to fit the cup, then shape the top as desired

                          cup lid.jpg

                          Make a pin 0.8mm dia squash one end slightly then push it into place so that when the squashed end enters last it will hold tight in one of the outer nuckles

                          cup assembly.jpg

                          Thats your homework for tonight, will expect it ready to be marked in the morningwink 2

                          Edited By JasonB on 18/12/2014 16:07:47

                          #172919
                          Neil Wyatt
                          Moderator
                            @neilwyatt

                            > use a 1/4" ball nose cutter to form the recess but make it off centre

                            Thanks Jason, that's the idea I was looking for! Might take a bit longer though

                            Neil

                            My first trial of plain cups has demonstrated that a number 50 hole in the stem is too large…

                            #172921
                            JasonB
                            Moderator
                              @jasonb

                              You can always poke a bit of natural wool into the hole if the oil is draining too fast. I drew it with a 1/16" hole but 1.2mm or even 1.0mm would do

                              #172967
                              Neil Wyatt
                              Moderator
                                @neilwyatt

                                I figured my milling/filing wasn't up to making a neat enough hinge, so I made some 50-thou shank brass rivets (my 1/32" copper ones were too small!) and went for a swing top. the bottom of the lid has a round register that sits in the cup and the rivet was peened with an aluminium spacer so the lid can lift a little for opening. Just need to rivet the second one to finish.

                                The back gear spindle and pulley cluster both ave simple oil holes, sealed by 4BA grub screws, but they are made with an internal reservoir between the bushes.

                                Neil

                                oiler.jpg

                                #172984
                                Ian S C
                                Participant
                                  @iansc

                                  I was going to suggest just a little cap to slide either over or in the top, but your pivoted cover looks quite neat.

                                  Ian S C

                                  #173062
                                  Ian L2
                                  Participant
                                    @ianl2

                                    Nothing to do with the Thread but the ingenuity of you guys is mind boggling thumbs up

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