584,860 active members*
5,100 visitors online*
Register for free
Login

Search:

Type: Posts; User: Halfnutz

Page 1 of 17 1 2 3 4

Search: Search took 0.01 seconds.

  1. Replies
    21
    Views
    5,004

    Re: Ebay 3 phase motor find

    So I finally got the servos mounted and rigged up for testing and running with Mach 3.
    476406
    All calibrated and running great!
    476408
  2. Replies
    21
    Views
    5,004

    Re: Ebay 3 phase motor find

    Some progress...
    476394
    Milling oil grooves
    476402
    Ballscrews!
    476404
    Testing the movement, and they are silky smooth...
  3. Replies
    29
    Views
    5,671

    Re: pc is dying, is it time for mach 4

    I just set up my second ESS with a new Windows 10 PC . The PC is a refurbished HP (basically new) I got off ebay for 85 bucks. I run Mach 3 and I'm trying to migrate to Mach 4, but I know Mach 3 so...
  4. Re: To Bid or Not To Bid: CNC Baron from CNCMasters

    I looked at a used one once, its basically an RF-45 clone with a poorly designed conversion. It had the ballscrews directly connected to the steppers on X and Y with some crazy connection that had...
  5. Replies
    4
    Views
    2,885

    Re: Need Tutor for several hours

    Too bad they shut down backpage!
  6. Replies
    994
    Views
    130,911

    Sticky: Re: 18x18 Linear Rail Tormach Build.

    Well, youv'e inspired me to get moving a little anyway. I finally decided to forego buying a finished VMC and tore into my RF45 clone. I got the ballscrew kit for the PM 940 from Heavy Metal CNC, and...
  7. Re: XHC wired MPG/pendant in Mach3 - unwanted motion on x axis?

    Has anyone else had any issues with the LHB04B pendant? I see they are also sold at CNC4PC.com, just curious what others have experienced with this device? Does it operate well and work similar to a...
  8. Replies
    3
    Views
    1,300

    Re: Setting up Z axis in Mach3

    Set it to zero just off the switch while your in machine coordinates. Thats what I do anyway. There is also nothing wrong with moving the axis manually while off power and starting up with it where...
  9. Re: Need advice mounting Z assembly/Dewalt 611

    Found this on ebay:

    https://www.ebay.com/itm/283614787413?hash=item4208c23755:g:H7UAAOSw-jBdfajr

    I am sure you will probably have to drill and tap some holes, but at least you dont have to bore...
  10. Replies
    5
    Views
    1,307

    Re: Help Selecting a Servo Drive

    Those are industry standard drives,and I guess you have tach's already on the motors? The mesa will have to handle the encoders. Its more than I would be comfortable figuring out, but thats the way...
  11. Re: Is it normal to have all limit switches wired to same input?

    With a standard single lpt port setup it is convention to have three +x,+y and +z limits on pin 10 and x -home/-limit on pin 11, y home/-limit on pin 12, and z home/-limit on pin 13. This way you can...
  12. Replies
    5
    Views
    1,307

    Re: Help Selecting a Servo Drive

    By the time you are done with power supply, drivers, tuning, etc. and you will have old technology, if it were me, I would just go with some good used AC (brushless) servos from allen bradley,...
  13. Re: clearing the chips and chips getting welded to the edge of the cut

    Try just blowing out the swarf with an air compressor. They go everywhere, but it will get them out of the way.
  14. Re: Buying a chinese CNC -> my experience & warning (advice welcome)

    Anyone want to buy half a cnc router? Sell it on ebay!
  15. Thread: Wabeco Mill

    by Halfnutz
    Replies
    15
    Views
    3,560

    Re: Wabeco Mill

    Its news to me that they are even available here in the states. I am presuming you are here in the US also? Their specs are impressive. They are certainly expensive, but probably merited,...
  16. Replies
    6
    Views
    1,194

    Poll: Re: Precision Milling machine

    You guys across the pond have different options than here in the US, but the main thing is going to be your experience and time at that price range. You can do the critical tolerance drilling,...
  17. Replies
    21
    Views
    5,004

    Re: Ebay 3 phase motor find

    The motor showed up yesterday, in a nice little chinese shipping box. It looks to be well made. Im in the middle of converting to cnc, and i figure now is the time to put it all together with a vfd...
  18. Replies
    21
    Views
    5,004

    Re: Ebay 3 phase motor find

    You think it will be ok setting it up with the max hz at 100? And set the current to its rated max?

    What about the VFD, should I get a Huanyang or use this little one? It only has 34 parameters,...
  19. Replies
    21
    Views
    5,004

    Re: Ebay 3 phase motor find

    So, the VFD came in, fast, its about the size of a pack of cigarettes (not really), I'm going to use it on this little 400 watt 3 phase lathe I have and go ahead and order a 4 or 5 HP Huanyang. ...
  20. Replies
    4
    Views
    2,031

    Re: Taig 4029 CNC Lathe

    I went to their website, and it is confusing. The description of the 3019 cnc ready lathe says -

    "Full Blown CNC Lathe with 1/2-20 Leadscrews, ER16 Headstock and DSLS closed loop control system...
  21. Replies
    994
    Views
    130,911

    Sticky: Re: 18x18 Linear Rail Tormach Build.

    Nateman! Its good to see your still kicking! I always wondered what happened to that IH head you were putting together. I,m trying to finish some of my projects from way back, I get it, I have a...
  22. Replies
    6
    Views
    1,255

    Re: Servo motor identification.

    Definately, dont move whatever it is. They are BLDC or "AC" servo's almost certainly, but without the MFG. spec.s, you will have a hard time trying to use them. There is no identification on the...
  23. Replies
    21
    Views
    5,004

    Ebay 3 phase motor find

    Got this ordered, any clues on how this will perform on my RF-45?

    https://www.ebay.com/itm/165176176624

    I thought it was a deal for $119.00 and I got this VFD for it.
    ...
  24. Re: Anyone tried these cheap eBay 5-axis trunnions with harmonic drives?

    It is hard to tell from the pictures how rigid it is. If you bought one off of ebay from a well established seller with a 30 day no questions asked return policy, you could check it out anyway.....
  25. Replies
    9
    Views
    1,815

    Re: VMC 10 green start button

    What is wrong with the 4020? Do you know the footprint, approximately? I'm in South Orange County.
  26. Re: Anyone tried these cheap eBay 5-axis trunnions with harmonic drives?

    In the picture it does not look as though the table rotates.
  27. Replies
    63
    Views
    10,525

    Re: My First CNC Build

    You really need some definitive budget. What do you believe is "on the cheaper side" ?
  28. Replies
    5
    Views
    1,504

    Re: Build Thread - Cielle Alfa 80 x 120

    "Che bella machina." You can tell everyone you have an Alfa. My Dad had an Alfa Romeo when I was a kid. What a car.

    Anyway, it looks like it should work fine, and has everything to be desired,...
  29. Replies
    27
    Views
    7,221

    Re: "Project Second Wind" New to me DM1007

    You could make some money selling the plans to that little tool changer. I should call Dyna and see if they would sell a copy of them.
  30. Replies
    8
    Views
    1,676

    Re: Looking for programmable stepper driver

    I have a couple of the Dahnaher (Kollmorgen) Smoothstepper drives. You can find them occasionally on ebay. All of the name brand stepper manufacturers (Vexta, Oriental, Pacific Scientific) make them...
Results 1 to 30 of 500
Page 1 of 17 1 2 3 4