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Type: Posts; User: stef110

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  1. Thread: Concrete VMC

    by stef110
    Replies
    304
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    84,073

    Re: Concrete VMC

    Its been awhile that i have been on the forum, recently i noticed my build pictures are missing everywhere so i decided to make a small video with a slideshow with most of the pictures and some...
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    58,435

    Re: Yet another epoxy granite mill

    one word, BRUTALLL castings looks so good! looking forward to next steps!
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    I managed to reach 57 degrees in the end after 2...

    I managed to reach 57 degrees in the end after 2 days of baking.
  4. Replies
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    58,435

    Re: Yet another epoxy granite mill

    Looking good! Gone look super good once you will stack the base and column together! And that atc looks huge!
  5. Replies
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    58,435

    Re: Yet another epoxy granite mill

    oh well maybe is should beter read your posts you already talked about it:D
    Sorry that i made you need to build this beast XD you wont regret it.

    Stef
  6. Replies
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    58,435

    Re: Yet another epoxy granite mill

    Im jealous on your mold build.
    I also used the dwh310fl to settle down the column. I hope its not to late but its a pain in the ass, to get the epoxy between the plates. if you still have the...
  7. Thread: Concrete VMC

    by stef110
    Replies
    304
    Views
    84,073

    Re: Concrete VMC

    Tnx, Part 2 and 3 are now also online:

    https://www.youtube.com/watch?v=OU-bKb_KJBU

    https://www.youtube.com/watch?v=ZgOfc6giFWU
  8. Thread: Concrete VMC

    by stef110
    Replies
    304
    Views
    84,073

    Re: Concrete VMC

    I decided to build a 5th axis trunnion for the mill. Something i already wanted to build for a long time. I decided to make a video serie about it on youtube here is part 1 with a explanation and the...
  9. Thread: Concrete VMC

    by stef110
    Replies
    304
    Views
    84,073

    Re: Concrete VMC

    Yes i turned down the end with the lathe. Only to just make it look more nice on the casting. It has no other value then that.

    In the model i made all these small nuts bolts and washers to one...
  10. Thread: Concrete VMC

    by stef110
    Replies
    304
    Views
    84,073

    Re: Concrete VMC

    @ rotarySMP tnx, yes its because they don't make it anymore. But mostly just because it can XD For now there are no serious mods on the model. My main idea was to make it a Hybride engine. Patrol and...
  11. Thread: Concrete VMC

    by stef110
    Replies
    304
    Views
    84,073

    Re: Concrete VMC

    Yesterday i decided to upload my 3d model of the VMC to Grabcad, So maybe one day someone can get some inspiration from my build.
    It can be downloaded on...
  12. Thread: Concrete VMC

    by stef110
    Replies
    304
    Views
    84,073

    Re: Concrete VMC

    Made a small video about a project im working on now. It can show you some actual machining with sound.

    https://www.youtube.com/watch?v=9tR8xnXpEs8&
  13. Thread: Concrete VMC

    by stef110
    Replies
    304
    Views
    84,073

    Re: Concrete VMC

    Hey David,

    I selected the rails on a feeling. its not really based on a calculation. i bought them all on aliexpress at the same seller:...
  14. Thread: Concrete VMC

    by stef110
    Replies
    304
    Views
    84,073

    Re: Concrete VMC

    @SladicStroj i bought that BT30 spindle already a long time ago. At that point i dint really tough about other spindles then a bt30. I still don't regret this spindle so far it works perfect.
    ...
  15. Thread: Concrete VMC

    by stef110
    Replies
    304
    Views
    84,073

    Re: Concrete VMC

    Today i machined the main shaft that is holding the plate on where the tool grippers are. I also made a small new movie with a status update on the machine. You can also see the toolchanger move.
    ...
  16. Thread: Concrete VMC

    by stef110
    Replies
    304
    Views
    84,073

    Re: Concrete VMC

    http://gallery.svitterzon.nl/thumb.php?src=cache%2Falbums%2Fvmc%2FIMG_20191208_102921.jpg&size=550&ratio=OAR&save=1

    ...
  17. Thread: Concrete VMC

    by stef110
    Replies
    304
    Views
    84,073

    Re: Concrete VMC

    I choose for the epoxy granite, because UHCP also required some special work methods. and there where enough people how said epoxy granite would be better and more stable. So then i just decided to...
  18. Thread: Concrete VMC

    by stef110
    Replies
    304
    Views
    84,073

    Re: Concrete VMC

    The x axis sadle have been heat threaded after welding so that one should be perfect.
    The head however i didn't heat threaded because the main body is fillet with epoxy so i don't really see that al...
  19. Thread: Concrete VMC

    by stef110
    Replies
    304
    Views
    84,073

    Re: Concrete VMC

    @daniba73 Did you had these synchronizing error before or after tuning?

    This weekend welded the bottom of the enclosure, machine becomes pretty big!
    I gone mount a mist coolant on the head now...
  20. Thread: Concrete VMC

    by stef110
    Replies
    304
    Views
    84,073

    Re: Concrete VMC

    I haven't looked in to the servo tuning yet, out of the box it already runs nice.
    Total cost's right now is somewhere around 15-16k euro didn't keep track of all the small orders.
    I had seen...
  21. Thread: Concrete VMC

    by stef110
    Replies
    304
    Views
    84,073

    Re: Concrete VMC

    Its a HTD5 beld which is 20mm with and there are 2 on the spindle.

    About the bearings i didn't look in to that but will do it later for now i want to use it at 6000rpm.

    Last weekend the steel...
  22. Thread: Concrete VMC

    by stef110
    Replies
    304
    Views
    84,073

    Re: Concrete VMC

    I bought my spindle cartridge from aliexpress almost 2 years ago, the same seller is still active and he sells them a bit cheaper now....
  23. Thread: Concrete VMC

    by stef110
    Replies
    304
    Views
    84,073

    Re: Concrete VMC

    @ devilhunter I didn't really setup anything yet there must be some kind of PID tuning in the driver that i wanted to test. But so far the servo's work really well Not sure if i can increase the...
  24. Thread: Concrete VMC

    by stef110
    Replies
    304
    Views
    84,073

    Re: Concrete VMC

    There was a difference off 0.04mm from beginning of the table to the end. Yes the video get blocked by youtube so i made a new one :)

    Stef
  25. Thread: Concrete VMC

    by stef110
    Replies
    304
    Views
    84,073

    Re: Concrete VMC

    This weekend i put the oil system in to work, unfortunately the pump is a wrong one. It doesn't release the pressure fast enough after the pump stops so the oil blocks doesn't function properly. Need...
  26. Thread: Concrete VMC

    by stef110
    Replies
    304
    Views
    84,073

    Re: Concrete VMC

    Lot of visible work done this weekend. Now everything was painted final assembly could begin.
    Counter weight system also turned out pretty well the head is more or less weightless the z axis servo...
  27. Thread: Concrete VMC

    by stef110
    Replies
    304
    Views
    84,073

    Re: Concrete VMC

    This weekend painted the x axis saddle and the head. In the same color as the base and column. Before that i first installed the lubrication system because therefore i needed to drill some mounting...
  28. Thread: Concrete VMC

    by stef110
    Replies
    304
    Views
    84,073

    Re: Concrete VMC

    Thanks the paint job turned out pretty well, this weekend i gone paint the X axis saddle.
    Sorry ___Britt my apologies i dont want to harm anyone just try my best make my self a nice machine.
    ...
  29. Thread: Concrete VMC

    by stef110
    Replies
    304
    Views
    84,073

    Re: Concrete VMC

    Just finished painting the casted parts. Took almost a whole day to prepare the molds. First disassembled the machine then washed the release agent off and sanded everything. I used 2 component paint...
  30. Thread: Concrete VMC

    by stef110
    Replies
    304
    Views
    84,073

    Re: Concrete VMC

    Yes it will get a fan i think else it gone get quite hot inside of there.

    @jcsb i will put that in mind thanks for the tip!

    Stef
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