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Type: Posts; User: Hamzter

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  1. Replies
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    Re: Making an enclosure...

    Finished putting it all together at last, makes a hell of difference to swarf control!

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    Still have to make a box to cover the opening for the power draw...
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    Re: Making an enclosure...

    6mm polycarbonate/lexan it is then! Might see about putting some screen protector material in the main firing line which I can replace when it gets too beaten up.

    Very nice build spongbob, I...
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    Making an enclosure...

    Hi All,

    I've got fed up of sweeping up after my machine (CNC'd Sieg SX3) so I'm in the process of building an enclosure for it. The structure will be 30x30 aluminium extrusion, with a vertical...
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    Re: CNC Aluminium UK

    Yeh 6082 T6 is what you want for machining, it's by far the most common grade around these parts for aluminium billet. Machines well, decent strength, no issues with anodising, can't really go wrong...
  5. Re: pOWER draw bar for SX3 - For 'quick' tool change

    I made a power drawbar for my SX3, here's a couple of videos...


    https://youtu.be/kqWf4eFfkns


    https://youtu.be/fJIvKl5c85I

    It's powered by a 63mm piston running off compressed air, I have...
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    Re: Harmonic Drive - Mk1!

    A few CAD screenshots...

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    I also did a very rough FEA to verify the teeth wouldn't bind...

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    Harmonic Drive - Mk1!

    For my latest crazy project, I've been experimenting machining a homemade harmonic drive, and I thought I'd share my progress with you all. For those saying 'harmonic wha?', they're very simple...
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    Re: 5 axis Super SX3? - I wonder.

    Hey Mrpackethead,

    I had a similar thought a while back, I already have a 4th axis which I purchased from Arc Euro Trade in the UK, so I'm halfway there already! There is, of course, no 5th axis...
  9. Thread: Gang Tool

    by Hamzter
    Replies
    1
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    992

    Gang Tool

    Hi Guys,

    Inspired by this video I thought I'd have a go at making a gang tool for my Sieg SX3 mill, took a fair few modifications to the macros and post processor but I finally got it working......
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    Re: Lathe - Bigger motor or bigger bore?

    Now that you mention it, once you add on a stand and DRO, it's pretty much the same price as a 280V, would make sense to get the 290V then, best of both worlds :)
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    Re: Lathe - Bigger motor or bigger bore?

    Then it's settled, bigger bore it is. Thanks guys :)
  12. Replies
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    Lathe - Bigger motor or bigger bore?

    Hi all,

    I'm looking at getting a small benchtop lathe for a variety of tasks, I've narrowed it down to either a Warco WM 280V or a Toolco 1130GV, I need your help to make a final choice though....
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    Re: Case hardnening and reamed holes...

    Hi Mactec,

    The person I'm doing the parts have is insisting they're hardened for wear resistance. I should point out it's the mold cavity that needs hardening, it's fine if the dowel holes are...
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    Case hardnening and reamed holes...

    Hi All,

    I'm currently making a small 2 part mold that is to be dowelled together, the holes for the dowels are to be reamed to Ø4, however the part also needs to be carburised. I'm concerned the...
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    Re: Micro ball nosed cutters...

    Haha, thanks for the correction, must proof read more :)

    I'd be a little surprised if the backlash was the cause, there's so much friction in the ways the table won't be rattling around,...
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    Micro ball nosed cutters...

    Hi All,

    I'm currently making some parts for a friend, which involves cutting a small tapered channel in a piece of mild steel (EN1A/230M07), this tapers from 2.0mm to 0.8mm, I'm using Ø0.6mm 2...
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    SX3 Tripping RCD

    Hi All,

    I've been having a problem recently with my SX3, about 1 in 50 times when I flick the power switch on, it trips my houses RCD. It's never had any problems when it's running however. I...
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    Re: A thought on lapping...

    Hey, thanks for the replies, I'm not all that surprised everyone still thinks lapping is a terrible idea :)



    I can't move the table by hand at the moment, I've got the gibs at their absolute...
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    A thought on lapping...

    I've recently been looking at trying to reduce the friction in the ways of my CNC'd Sieg SX3, as the high force required to move the table with the gibs tightened is resulting in high backlash...
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    Oh, and a couple more parts that I've CNC'd...

    Oh, and a couple more parts that I've CNC'd since, first up I modified the PSU cover to suit a 120mm fan...

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    Then I made this little guy, internet cookie for anyone that can identify it...
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    Long time no post :) Been too busy with the...

    Long time no post :) Been too busy with the conversion to actually document the thing!

    Well I received all the electronics and mechanicals about 3 weeks ago after some very lengthy shipment from...
  22. Thread: SX3 CAD Model

    by Hamzter
    Replies
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    6,506

    Lets try Dropbox this time... ...

    Lets try Dropbox this time...

    https://www.dropbox.com/sh/s297htvlx5co8jz/nrjLA_uIMz
  23. Thread: SX3 CAD Model

    by Hamzter
    Replies
    23
    Views
    6,506

    Looks like they delete the files after so many...

    Looks like they delete the files after so many days without downloads, anyone know of a decent host that doesn't have time restrictions? Uploading to CNCZone throws up an error...

    Here's the links...
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    A what balance system?!? I hope that's a typo :)...

    A what balance system?!? I hope that's a typo :)

    Thanks for pointing out the ProMICA kits, that gives me a bit of confidence, interesting the put the x motor on the rear side of the table, I found...
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    Great post! Given me a lot to think about... I...

    Great post! Given me a lot to think about...

    I should explain why I'm after higher feed rates, I intend on fitting an additional high speed spindle to do some fine machining/engraving work, which...
  26. Replies
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    Hamzter's SX3 CNC Build

    Hi All,

    I’ve had my SX3 for about 6 weeks now so I thought it was about time to start converting it to CNC, and decided I should document it while I’m at it. I’m doing this one slightly different...
  27. Thread: SX3 CAD Model

    by Hamzter
    Replies
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    6,506

    Nice work, feel free to repost the data :)

    Nice work, feel free to repost the data :)
  28. Thread: SX3 CAD Model

    by Hamzter
    Replies
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    6,506

    Here's a few screen dumps of the model too... ...

    Here's a few screen dumps of the model too...

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    And a few cross sections...

    Centre Plane:
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    Fine Feed:
  29. Thread: SX3 CAD Model

    by Hamzter
    Replies
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    6,506

    SX3 CAD Model

    Hi All,

    I've recently become the proud owner of a Sieg SX3, I've now been through the whole process of disassembling, cleaning and reassembling, and now have a working machine. While I was at it,...
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    Here's some shots of the clock design so far,...

    Here's some shots of the clock design so far, lots to do yet, I've not yet decided where I'm going to mount the weight, might have to do some calcs to work out where's best, and I need to think about...
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