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  1. #1
    Join Date
    Nov 2020
    Posts
    361

    Re: Yet another epoxy granite mill

    Are you going to be lubricating the things automatically or manually?

  2. #2
    Join Date
    Aug 2006
    Posts
    292

    Re: Yet another epoxy granite mill

    Quote Originally Posted by ardenum View Post
    Are you going to be lubricating the things automatically or manually?
    The plan is to lubricate it using oil, automatically. I already have the pump, tubing, fittings and progressive valve distributors. But i've actually been wondering if it is better to use grease as lubricant?

  3. #3
    Join Date
    Nov 2020
    Posts
    361

    Re: Yet another epoxy granite mill

    Quote Originally Posted by badhabit View Post
    The plan is to lubricate it using oil, automatically. I already have the pump, tubing, fittings and progressive valve distributors. But i've actually been wondering if it is better to use grease as lubricant?
    Nice, I'm also doing progressive lubrication. I'm also on the fence when it comes to oil/grease, mainly because I haven't decided on the pump yet. I guess your pump can work with both? Did you get those from china too? I found 2 companies on alibaba for the lubrication system:

    Jiaxing Jianhe Machinery Co., Ltd. https://jianhelube.en.alibaba.com/?s...hop_plgr.88.28
    Taizhou Yuhao Hydraulic Machinery Co., Ltd. https://cnyhyy.en.alibaba.com/?spm=a...385c672fcHpkDZ

    If neither of these, I'll go with either Delimon or Graco.

    As for the system I have 4x 6-valve dividers, one each for each axis and one main. I guess you didn't model them in then? It was a pain for me because I had to make fittings models from drawings, I tried getting SKF steps from partscommunity but they block accounts with normal emails(yahoo, google etc.).

    Here's how my bed looks like underneath:



    Remember the bottom 2 valves can't be blocked and have to connect somewhere.

  4. #4
    Join Date
    Aug 2006
    Posts
    292

    Re: Yet another epoxy granite mill

    Quote Originally Posted by ardenum View Post
    Nice, I'm also doing progressive lubrication. I'm also on the fence when it comes to oil/grease, mainly because I haven't decided on the pump yet. I guess your pump can work with both? Did you get those from china too? I found 2 companies on alibaba for the lubrication system:

    Jiaxing Jianhe Machinery Co., Ltd. https://jianhelube.en.alibaba.com/?s...hop_plgr.88.28
    Taizhou Yuhao Hydraulic Machinery Co., Ltd. https://cnyhyy.en.alibaba.com/?spm=a...385c672fcHpkDZ

    If neither of these, I'll go with either Delimon or Graco.

    As for the system I have 4x 6-valve dividers, one each for each axis and one main. I guess you didn't model them in then? It was a pain for me because I had to make fittings models from drawings, I tried getting SKF steps from partscommunity but they block accounts with normal emails(yahoo, google etc.).

    Here's how my bed looks like underneath:



    Remember the bottom 2 valves can't be blocked and have to connect somewhere.
    All my libricationgear is leftover from another project, so i'm not even sure i'm going to use it. At the moment it is the plan to use it...buuuut, the stuff from the two manufacturers you've posted look kinda promising!

    I haven't modeled it other than a couple of mounting holes... i'm not a huge fan of Fusion360 way of modelling pipes(i tried, failed and dropped it)... but it is for sure som impressive detailed CAD drawings you have! I'm slowly starting to feel the "CAD death", i just want to build something :-)

    One thing, though: it looks like you are referencing the railtrucks on both rails...is this intended?

  5. #5
    Join Date
    Nov 2020
    Posts
    361

    Re: Yet another epoxy granite mill

    Quote Originally Posted by badhabit View Post
    All my libricationgear is leftover from another project, so i'm not even sure i'm going to use it. At the moment it is the plan to use it...buuuut, the stuff from the two manufacturers you've posted look kinda promising!

    I haven't modeled it other than a couple of mounting holes... i'm not a huge fan of Fusion360 way of modelling pipes(i tried, failed and dropped it)... but it is for sure som impressive detailed CAD drawings you have! I'm slowly starting to feel the "CAD death", i just want to build something :-)

    One thing, though: it looks like you are referencing the railtrucks on both rails...is this intended?
    Thanks. Well you know, the more detailed I can make it, the less issues I'll have later on. That's how I'll have it machined, but I will only actually use one of the edges as reference, one side is 0.5mm longer while the other is 'cad exact' with the carriage. Sort of an insurance, in case the machined part is too short I plan to grind or scrape the other side myself.

  6. #6
    Join Date
    Aug 2006
    Posts
    292

    Re: Yet another epoxy granite mill

    Quote Originally Posted by ardenum View Post
    Thanks. Well you know, the more detailed I can make it, the less issues I'll have later on. That's how I'll have it machined, but I will only actually use one of the edges as reference, one side is 0.5mm longer while the other is 'cad exact' with the carriage. Sort of an insurance, in case the machined part is too short I plan to grind or scrape the other side myself.
    Ah, ok, good to have some fallback strategies :-) My largest challenge is my own impatience, i really want to get going! But at the same time i know that it would be much better to complete the drawings in cad before I start doing anything... But i've spent hundreds of hours in CAD already and i really would like to get started making something :-)

    Do you have a buildthread or anything similar where i can see your machine?

  7. #7
    Join Date
    Nov 2020
    Posts
    361

    Re: Yet another epoxy granite mill

    Quote Originally Posted by badhabit View Post
    Ah, ok, good to have some fallback strategies :-) My largest challenge is my own impatience, i really want to get going! But at the same time i know that it would be much better to complete the drawings in cad before I start doing anything... But i've spent hundreds of hours in CAD already and i really would like to get started making something :-)

    Do you have a buildthread or anything similar where i can see your machine?
    I know the feeling perfectly! There's no build thread yet, I had to relocate some of the machine funds towards living due to covid, so it's gonna take some time before I rebuild that $. I'm gonna start the build thread once I get my first shipment of parts(months away).

    Anyway, here's un updated(and properly lubricated) bed, there were some issues before, I doubled the lubrication quantity going to the ballscrew nut and switched to flexible hoses and snap in fittings instead of compression ones. Hard piping looks great but I remember how many issues I had with hard tubes when I switched to water cooling my pc, there were leaks everywhere, not worth the hassle. The main hose is gonna go into an igus E3.15 e-chain(cable carrier).



    https://www.youtube.com/watch?v=noLySw3Ghh0

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