586,077 active members*
3,951 visitors online*
Register for free
Login

Search:

Type: Posts; User: DaveJGRO

Search: Search took 0.00 seconds.

  1. Replies
    19
    Views
    3,919

    Re: Building my first JGRO based on 2004 plan

    Still working on it, but slow going for the past few months. Where I am now: got one end of the Y axis glued up and marked for cutting. I want to cut another piece just like it for the other end,...
  2. Replies
    19
    Views
    3,919

    Re: Building my first JGRO based on 2004 plan

    I am near completion on my gantry assembly. It's a very satisfying point in the build. The box is mostly finished, except I need to cut one more piece for the gantry front. I have the rear brace...
  3. Replies
    19
    Views
    3,919

    Re: Building my first JGRO based on 2004 plan

    Slow and not-so-steady progress. The Z axis now moves!

    I ordered a 36V 400W (12A, if I recall) power supply to drive it. Various scavenging done to assemble the power supply line (chopped...
  4. Replies
    19
    Views
    3,919

    Z axis is mostly assembled now! So many steps...

    Z axis is mostly assembled now! So many steps getting here...

    The aluminum slide slots (the grooves that you drill holes through so you can bolt them to the wood): I ended up figuring out how to...
  5. Replies
    19
    Views
    3,919

    Latest update: made good progress getting the Z...

    Latest update: made good progress getting the Z axis aluminum angles bolted to the Z bearing supports. I superglued the holes and let them dry before attempting to bolt things together, and the...
  6. Replies
    19
    Views
    3,919

    Got them on e-Bay from seller imsrv, located in...

    Got them on e-Bay from seller imsrv, located in New Hudson, Michigan. Price of 1/2"-10, single-start screws is pretty low everywhere. For me, $15 for 6'. I had to pay more for shipping than for...
  7. Replies
    19
    Views
    3,919

    Bearing assemblies are coming together now. ...

    Bearing assemblies are coming together now. Hand-filed areas for the K-size (OD 0.281) drill holes; drill bit caliper-measured at 0.279. Separately, I have a dozen decent skate bearings that were...
  8. Replies
    19
    Views
    3,919

    Happily received Acme tap yesterday. "1/2" - 10...

    Happily received Acme tap yesterday. "1/2" - 10 HIGH SPEED STEEL RH TANDEM STYLE ACME TAP" from B&B Supply via Amazon. Made in Serbia. Now I'm committed to that size lead screw. It was pricey, but...
  9. Replies
    19
    Views
    3,919

    Some slow progress. I cut my cutting board to...

    Some slow progress. I cut my cutting board to fit the full depth of the Z axis slots. The band saw cut this quite neatly. Sanding yielded a bunch of fuzzy plastic hairs. Using a hand rasp to...
  10. Replies
    19
    Views
    3,919

    Just adding some pics as I go along. I can't...

    Just adding some pics as I go along. I can't tell the diff between a blog and a thread these days... Routing the X axis platform "H" shape was an interesting exercise. Adjusted router depth to my...
  11. Replies
    19
    Views
    3,919

    Building my first JGRO based on 2004 plan

    Hi everyone. Love the site. I've been wanting to make my own CNC router ever since seeing some examples (here or at buildyourcnc) of people fixing them up out of MDF and using skate bearings.

    I...
  12. Replies
    0
    Views
    73

    Building my first JGRO

    Whoops put this in the wrong forum - sorry!
Results 1 to 12 of 12