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Type: Posts; User: millman52

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    Re: Simple Mechanized Oxy-Fuel Cutting

    .5" Preheats on my machine in apx 22 seconds, however I have High preheat setting That I control through a homemade box using solenoid valves & flow tubes to regulate post preheat flame to a...
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    Re: Plasma or Laser

    To me it would depend on the quality your customer will expect... Lower end air/plasma are relatively inexpensive. & Hypertherm is a good machine. There is almost always some taper across the...
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    Re: help with components

    Some of my concern with Mach3 is What happens when Microsoft moves away from Windows 10. Will Mach3 even work with what ever they do next??
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    Re: help with components

    am hearing Mach3 is no longer being supported??
    I used it for past 12 years on a stepper OX fuel machine with CandCNC hardware.

    Technology has passed me up I guess Once I had table...
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    help with components

    What I have: 4) gecko 203V stepper drives, 4) 980 oz in Nema34 steppers, 65V , 12V; 5V 15A toroidal power supply,. New old stock Hypertherm 1250G Wanting to build a plasma table. Have...
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    [QUOTE=flyinwilly;2218428]It's been 8 years since...

    [QUOTE=flyinwilly;2218428]It's been 8 years since I built this table and I am delighted to report that it is still running fine. I've had a few problems along the way but nothing major, just stuff...
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    Re: Wanting to build a 5x10 table.

    If you are going to use someones "gantry kit" or buy most of your "hard parts" in a kit form..... they most likely will have table plans to go along with gantry..... I expect you will have to buy...
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    Re: dual stepper mtors

    1 motor = 1 driver just as jfong said....
  9. Re: How do you place material on table safely

    I bolted a couple "standards" on the back side of my table. to help align plate parallel.. Carry plate in with fork lift I always leave apx 1' of plate extend beyond fork tips...... once carried...
  10. Thread: art files

    by millman52
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    art files

    Does anyone have art files suitable to use for metal projects to share? Wanting to make gates, fire pits, door panels. things of that sort.
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    Re: Started building new 5 X 10 table today

    Hello everyone Has been a long time since I was last on the board. I am finding myself trying to change directions again. My work was always for the underground Coal Mining industry. As many of...
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    Re: managing files

    Thanks, I'll download it & work with it a bit. It sounds like it may be the very thing I'm looking for & the price is certainly right!!!
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    managing files

    What software do you use to manage/resize etc to create usable art or graphic files for use with sheetcam/mach3
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    Re: Wild leg voltage regulation

    The high voltage on the "wild leg" as you call it will not harm any of your 3 phase motors. Just be sure all your control transformers etc draw power from the 2 non wild legs of power
  15. Thread: turning RFQ

    by millman52
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    miljnor, I am sure the tolerances & TIR on...

    miljnor, I am sure the tolerances & TIR on everything except the bearing bore can pretty much be barnyard tolerances so long as the bearing bore is pretty straight with the rope radius in the bottom...
  16. Thread: turning RFQ

    by millman52
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    482

    The ID is for a press fit for a caged needle...

    The ID is for a press fit for a caged needle bearing. & the tolerance can be opened up a bit but not much more in the neighborhood of 3.625 minimum to +.0015 The "V" groove is not for a V belt,...
  17. Thread: turning RFQ

    by millman52
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    482

    turning RFQ

    Mild steel,
    Need 1 part
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    I see nothing wrong with using angle for your...

    I see nothing wrong with using angle for your "guide rail". I'd probably opt to polish the black off using an 80 or 120 grit flap disc type grinding wheel. Being careful to hold it flat on the...
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    Well time for yet another update. Started this...

    Well time for yet another update. Started this table in late 2007 has ran over 40 hrs week for last 2 1/2 - 3 years.

    CandCNC electronics Flawless. Had a bearing go out in my Z axis NEMA23 motor. ...
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    I really believe you will regret using profiled...

    I really believe you will regret using profiled linear rail on the long or X axis for use with a plasma machine. I have found it next to impossible to keep plasma grit out of them. Also for a...
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    Jeep, That's what I have been trying to tell...

    Jeep, That's what I have been trying to tell others since before there were bladerunner kits.

    If you really take time to compair apples to apples. right down to the cherry micro switches &...
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    No New table as yet. The shop has literally...

    No New table as yet. The shop has literally been running at near capacity. Couple that with employee absenteeism. There just aren't enough hours in a day.
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    Tommy, Well where is the updated progress!!!!!...

    Tommy,

    Well where is the updated progress!!!!! If you're like me it's been like trying to hang wallpaper with one arm tied behind your back.
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    One of the simplest choices for hardware for a...

    One of the simplest choices for hardware for a really nice matched up system with great support is www.candcnc.com For small to mid size machines look for the dragon cut series.

    This is...
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    Looks like you are about to get it wrapped up....

    Looks like you are about to get it wrapped up....
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    Superior Bearing Company, About Us...

    Superior Bearing Company, About Us

    Don't know if they are the cheapest but it's the best price I've found.....
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    My Y axis has no spring loading The rack is true...

    My Y axis has no spring loading The rack is true enough to the linear bearing I didn't have to.... I'd guess there has been as much wear on the pinion from surface rust caused by moisture in the...
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    For what I do here I'll be useing a 5 axis...

    For what I do here I'll be useing a 5 axis stepper system. Probably have it customised a bit. I'm not really going to change my basic design much just tweek a few things. I'm going to attempt to...
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    A short few years (apx 3) ago I was faced with a...

    A short few years (apx 3) ago I was faced with a similar situation. I was doing what I thought was all the parts I needed to do with an old Linde pantograph machine.

    In short I decided to build...
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    Glad to see you are moving along...... ...

    Glad to see you are moving along......

    I've had a couple glitches with my table the last couple weeks. Pc began shutting down. Was as simple as installing a CPU cooling fan but still a PITA...
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