DRO with magnetic scales

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DRO with magnetic scales

Home Forums Manual machine tools DRO with magnetic scales

Viewing 18 posts - 1 through 18 (of 18 total)
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  • #253037
    Mike Crossfield
    Participant
      @mikecrossfield92481

      I'm looking for a 2 axis DRO for my small Dore Westbury milling machine. Since space is very limited I've decided to go for magnetic scales. Machine DRO offer a kit for £360 which seems to fit the bill, but they are the only supplier I can find who offer low cost magnetic systems. It would be nice to have someone else for comparison . Does anyone know of another supplier?

      Mike

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      #12759
      Mike Crossfield
      Participant
        @mikecrossfield92481
        #253038
        Mike Poole
        Participant
          @mikepoole82104

          At the Bristol Show I saw this firm http://www.ems-i.co.uk I have no connection with the firm just reporting their presence at the show.

          Mike

          #253039
          Michael Topping
          Participant
            @michaeltopping17870

            You beat me to it Michael. I had a long chat with one of the guys on the stand at Bristol. He was very knowledgeable, been in the DRO business for many years. Their prices seem comparable to others.

            Michael

            #253045
            Michael Briggs
            Participant
              @michaelbriggs82422

              Hello Mike,

              I have the Machine DRO magnetic scales and display fitted to my lathe and mill. I am very pleased with the results, the magnetic scale is easy to cut to length and is very compact. The readout is a rebadged Sino that has been around for some time. After installing the stainless steel strip that protects the magnetic strip, I applied sealant so the ends of the encoder assembly are sealed. The £360 kit looks good value considering the encoders alone would cost £334 for the pair, if you bought today you can factor in another 10% discount. I wish the kit bundle and discount had been available when I bought mine. Regards, Michael.

              #253081
              Mike Crossfield
              Participant
                @mikecrossfield92481

                Thanks all.

                After checking with ems and machine DRO it seems the current deal at mDRO is hard to beat.

                Ordered a complete 2 axis milling package with 5 micron magnetic scales for £330 including carriage.

                Mike

                #253095
                fishy-steve
                Participant
                  @fishy-steve

                  I purchased a 3 axis system from Machine DRO at the Bristol show on the Friday for £475. I've installed it on my Tom Senior mill. Very compact and easy to fit.

                  I was a bit miffed that they released the 10% discount on their website only a few days later though.

                  Steve.

                  #253138
                  Senior Yates
                  Participant
                    @senioryates

                    Hi Steve, have you got any photo's as I want to fit a DRO to my Tom Senior?

                    Many thanks

                    #253148
                    fishy-steve
                    Participant
                      @fishy-steve

                      Hi Senior Yates,

                      I've just added the only picture I have to an album. I will happily take more pictures for you.

                      Steve.

                      #253202
                      Senior Yates
                      Participant
                        @senioryates

                        Hi Steve

                        Thank you for that. I have just completed making and fitting a 4" riser block for my TS. I will upload some photo's when I get a chance.

                        Regards

                        #253253
                        Skarven
                        Participant
                          @skarven

                          Machine DRO have a Real English manual for the Sino DRO that is worth quite a lot! If you have seen the original Sino manual with its very pronounced Chinglis language, you will know what I mean.

                          I have several magnetic scales from Machine DRO, and they are a lot easier to fit and take up less space than the glass scales. They are also much less sensitive to oil etc.

                          Kai

                          #253263
                          fishy-steve
                          Participant
                            @fishy-steve

                            Hi Kai,

                            My system came with 4 separate manuals. Basic Function and Console set up, Milling function, Lathe function and the Encoder install guide.

                            Although they are in English there are a few errors. For instance the first two manuals contradict each other concerning the axis + and – convention. Very confusing for anybody who isn't familiar with it.

                            Also my console was supplied with the X axis +/- programmed the wrong way round. Luckily the console manual covers how to change the settings.

                            Steve

                            #253339
                            John Stevenson 1
                            Participant
                              @johnstevenson1

                              There is no right and wrong way. It depends on scales, what it’s being fitted to, mounting front or rear etc.
                              That is why the direction is changeable

                              #253371
                              fishy-steve
                              Participant
                                @fishy-steve

                                Hi John,

                                I was always taught tool to the right, tool to the back and knee up are all + on the mill. It gets very confusing in a machine shop that's running 24/7 if your co- workers are not all running the machine the same way.

                                I don't suppose it would matter in a model engineering workshop or a one man band workshop but it's what I have got used to.

                                Steve.

                                Hope this works.

                                http://concepttocad.blogspot.com/2013_09_01_archive.html

                                Edited By fishy-steve on 01/09/2016 09:46:25

                                #253391
                                Michael Briggs
                                Participant
                                  @michaelbriggs82422

                                  For a horizontal axis, if the read head is mounted with the cable exit towards the left of the strip the count direction will be opposite to that if it were mounted with the cable exit towards the right of the strip. The supplier probably sets up a kit package for milling use (or lathe) and the encoder type. I would expect the direction settings to be left at factory defaults. Regards, Michael.

                                  #253394
                                  fishy-steve
                                  Participant
                                    @fishy-steve

                                    Hi Michael

                                    That would explain my X axis issue.

                                    After re-reading John's reply above it finally soaked in!

                                    Thanks,

                                    Steve.

                                     

                                    Edited By fishy-steve on 01/09/2016 10:42:44

                                    #253403
                                    mark smith 20
                                    Participant
                                      @marksmith20

                                      Would someone explain to me when looking at the Machine DRO site what the supposed difference is between Hobby and Industrial ,i see no price difference at all and they look the same. And what is pro supposed to be , as i would assume industrial users would use a professional system ????

                                      #253417
                                      JasonB
                                      Moderator
                                        @jasonb

                                        A quick 30sec glance and I can see they list longer length and higher resolution encoders in the industrial section, probably more diffrences too.

                                        J

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