543,717 active members*
2,351 visitors online*
Register for free
Login

Search:

Type: Posts; User: arielnh56

Search: Search took 0.00 seconds.

  1. Replies
    1
    Views
    669

    Re: collete upgrade to shoptask 1720

    I picked up a similar set, but it's not answering the problem of short quill travel and working between short mills and longer drills and wigglers etc. Hard to work through a job without re-clamping...
  2. Replies
    0
    Views
    251

    Z-axis DRO mount

    1998 1720 XMTC gold
    I'm fitting a glass-scale DRO set and attaching the z-axis moving part to the oil-seal ring on the spindle nose - repurposing the quill depth-stop bracket.

    The ring is only...
  3. Replies
    7
    Views
    827

    Re: Nema23 425oz/in steppers for 1720 XMTC?

    using the math here: https://duet3d.dozuki.com/Wiki/Choosing_and_connecting_stepper_motors and the advertised specs and 36V included supply gives 337rpm - and "In practice the torque will drop off...
  4. Replies
    7
    Views
    827

    Re: Nema23 425oz/in steppers for 1720 XMTC?

    Thanks for the science. The cheap-on-ebay set I am looking at are 6.8mH - so those are not so good as "1-2mH, closer to 1mH preferred".

    They are, however, so cheap I'm tempted to get them anyway...
  5. Replies
    7
    Views
    827

    Nema23 425oz/in steppers for 1720 XMTC?

    I've had my 1720 XMTC since new - 1998 - and always intended to CNC it but lacked the funds. I have the original CNC hardware kit with the pulley driven Z axis via the fine feed handle. Looking into...
  6. Replies
    1
    Views
    268

    Re: Squaring my Y axis to the X axis

    I square mine with a dial gauge mounted to the table and run that across the face of the lathe chuck by moving the Y axis.
Results 1 to 6 of 6