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Type: Posts; User: Jeff Davis

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  1. Replies
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    I was hoping to see some pics! An enclosure is...

    I was hoping to see some pics! An enclosure is one of the next things on my to-do list.
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    X3 V Belt Conversion

    Been a while since I posted so I thought I would add the following and hope someone finds the info useful.

    The only thing that I never liked was the 2K spindle speed. Seems most of what I want...
  3. I think you also need to set up the feedback....

    I think you also need to set up the feedback. Since I have not done this part myself I cannot be sure.

    Under Config /Ports&Pins/ Spindle / there is a section on feedback. I think this is the...
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    Matt, No input to Mach with the spindle...

    Matt,

    No input to Mach with the spindle sensor, just yet, I may try and add that to improve speed control in the future, but for now it is working ok for me, I just know that I have to cheat a...
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    As promised: Corrected the Drawing for the...

    As promised:

    Corrected the Drawing for the polarity of P1&P3 of the X3.
    http://tomanyhobbies.com/coppermine/albums/userpics/10001/Spindle_Control.pdf

    Screen shots of my config. This is not...
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    G540 Spindle Control for the X3 / Guide

    The following is how I was able to get spindle speed control working on the G540 with a X3 mill. I put this together for other lost souls who like myself have found that a step by step how to for...
  7. Been busy over the summer and haven't been here...

    Been busy over the summer and haven't been here in a bit.

    I just recently got off my butt and made the connections for spindle speed and off/on. I will be posting the details for this in the next...
  8. Thread: x2 Gibs

    by Jeff Davis
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    1,093

    Lapping isnt as bad as it sounds. PITA yes, but...

    Lapping isnt as bad as it sounds. PITA yes, but worth it. It fixes your gibs as well as your dovetails. If you just try and correct the gibs you will still have half your problem. Brass would be a...
  9. Based on your last message, If you were...

    Based on your last message,

    If you were getting 90 imp I would reinstall the factory motors and try and figure out why the Y is giving you problems.

    Is the Y lubricated?

    Any chance that...
  10. I found the manual on emc2, look here...

    I found the manual on emc2, look here http://www.linuxcnc.org/docs/EMC2_Getting_Started.pdf

    find the section called parallel port setup, there is a box for each axis that says invert, click on...
  11. Two solutions. 1. If the motors are 4 wire...

    Two solutions.

    1. If the motors are 4 wire bipolar, switch the A and B pair of the axis that are running in reverse.

    2. I am not familiar with that control software, but I am sure there is a...
  12. Hiya, I think you already know the answer :) ...

    Hiya,

    I think you already know the answer :) The components on your driver are rated for a certain transformer size. Replacing that might cost you all your drivers. I don't think I would try this...
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    Again, Electronics for a living. For all my other...

    Again, Electronics for a living. For all my other hobbies I had a need to learn machining but it seems to have gotten out of control. The wife is ok with all of it because it keeps me away from her...
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    Missing some info. Overall size of the...

    Missing some info.

    Overall size of the machine and travels?

    Ballscrews ?

    Speed you hope to hit? even if it is slow :)

    For anything cutting metal I don't think 160oz will work very well....
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    I have a X1 that I did a cnc conversion on a few...

    I have a X1 that I did a cnc conversion on a few years back. For me it was a good learning experiance and my first introduction to machining. I bought the X1 for making parts for another hobby,...
  16. I like my X3 at twice that price from Grizz. Only...

    I like my X3 at twice that price from Grizz. Only thing I wish it had was 4-6K spindle speed out of the box.

    Get one, its only money :)


    Jeff
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    Hiya, There are a couple thoughts on this...

    Hiya,

    There are a couple thoughts on this subject. But most tend to stick with the numbers you have or smaller since you will almost never have all 4 axis running at the same time.

    Now as far...
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    Ok, I understand your question now. I hold the...

    Ok, I understand your question now. I hold the collet with a large pair of channel locks right now while i use the spanner that came with the collet to loosen tighten. I plan on making a little...
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    Yep, same problem. I use the spanner that came...

    Yep, same problem. I use the spanner that came with the collet set when that one is on the spindle. Probably not the best way to do it, but I havent came up with anything else that works.

    Jeff
  20. Thread: X2 Build -

    by Jeff Davis
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    Hi Draxus, No 60 oz stepper are not even...

    Hi Draxus,

    No 60 oz stepper are not even close. There are a ton of X2 conversions posted here, you might take a day or two to read threw some of them.

    Jeff
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    I have a machine with a Xylotec and has worked...

    I have a machine with a Xylotec and has worked well for years. But as Hoss said it is not know for being forgiving if you make any kind of error. As far as the voltage goes it has a max of 30VDC. ...
  22. Thread: SuperX3

    by Jeff Davis
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    Dean, Guess I got lucky with my gibs. Mine...

    Dean,

    Guess I got lucky with my gibs. Mine were nice and straight / flat . Granted they are made from mystery metal and I would prefer brass ones but mine worked just fine.

    Nice work on the...
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    Thats ok, was just making sure. You don't see...

    Thats ok, was just making sure. You don't see that style relay in 12vdc very often.

    Jeff
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    Roncat, If you don't mind me asking, I see...

    Roncat,

    If you don't mind me asking, I see the large relay in one of the pictures showing the top of your column. I am assuming this is the relay you are having problems with? What is the coil...
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    Ray nailed it. Working in inches. 200 steps...

    Ray nailed it.

    Working in inches.

    200 steps per rev X 5 tpi = 1000, The G540 is a 10 micro step driver so 1000 X 10 = 10,000 steps per revolution. Set the ipm rate to 40 to start and keep...
  26. Looks sharp, if I am looking at it right I would...

    Looks sharp, if I am looking at it right I would consider moving the controller electronics to where the drawers are and vise-versa. I may just be paranoid but for me if it can get wet it will.
    ...
  27. " Motors that are wound (or just rated) to match...

    " Motors that are wound (or just rated) to match the maximum specs of a popular drive should be a red herring."

    In this particular case I would still keep the "Red Hearing" :)


    Will using...
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    That should be the quill lock, when you have it...

    That should be the quill lock, when you have it locked you cant move the quill, ie the 3 prong handle on the right.

    Jeff
  29. I think something has been lost in translation. ...

    I think something has been lost in translation. The best bang for the buck motor available today is the 381 oz motor. http://www.kelinginc.net/KL23H2100-35-4B.pdf . The inductance is much lower...
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    I have no experience with injection molding but I...

    I have no experience with injection molding but I would think that you could mill them from sheet plastic and do a final cleaning with a fine grinder/buffer.

    Jeff
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