Search Results - Practical Machinist - Largest Manufacturing Technology Forum on the Web
Close
Login to Your Account

Search:

Type: Posts; User: RJT

Page 1 of 60 1 2 3 4

Search: Search took 0.03 seconds.

  1. Replies
    6
    Views
    270

    Depending on the length and shape of the part,...

    Depending on the length and shape of the part, wire EDM.
  2. Replies
    11
    Views
    665

    We just used some emery cloth that we had in the...

    We just used some emery cloth that we had in the shop, nothing special. Quicker just to wrap it by hand than use the strap wrench, and holding it by hand didn't tear the cloth. For a larger part, I...
  3. Replies
    11
    Views
    665

    Follow up. I used the advice given and it worked...

    Follow up. I used the advice given and it worked out really well. Got some silicon carbide and made a paste, put some in a trueing sleeve and dressed the CBN, then honed with oil. Ended up just using...
  4. Replies
    33
    Views
    1,536

    Find a shop with a CNC sinker EDM near you, this...

    Find a shop with a CNC sinker EDM near you, this is an everyday task for them.
  5. Replies
    5
    Views
    293

    We used to use 1 1/2 times the material thickness...

    We used to use 1 1/2 times the material thickness as a minimum, but not sure where that really came from. You need enough so the punch doesn't pull the slug, but other than that, I see no reason to...
  6. Replies
    11
    Views
    665

    I have a MBB 1660 hone and a heat treated...

    I have a MBB 1660 hone and a heat treated mandrel. I'll get some silicon carbide grit and give it a try.
  7. Replies
    11
    Views
    665

    Trueing CBN stones for honing

    Sunnen suggested using lapping compound to true CBN stones. I have some medium grade 600 grit diamond lapping compound. Would that be a good choice for truing? Any tricks? I am used to truing...
  8. Replies
    36
    Views
    2,053

    If the taper on the cutter in the picture is what...

    If the taper on the cutter in the picture is what goes into the spindle, better get to work cleaning it up. What does the spindle taper look like?

    Sent from my moto z3 using Tapatalk
  9. Thanks, thall. That looks like exactly what I...

    Thanks, thall. That looks like exactly what I need. And a fellow tarheel. Where are you in NC? Easy to find once you know what its called.
  10. Small diameter strap wrench for honing bushings

    Need to hold a 9/16 diameter headless bushing 1/2 long for honing (150 pcs). I've seen some kind of miniature strap like wrench somewhere in the past (Leather?) but no luck with google or searching...
  11. Replies
    4
    Views
    326

    We have one, need room on the left to empty wire...

    We have one, need room on the left to empty wire bin, room on right to change filters and access DI bottles, not much behind, but that is where our water supply is.

    Sent from my moto z3 using...
  12. Replies
    16
    Views
    1,195

    Interesting project, Wes contacted me and we are...

    Interesting project, Wes contacted me and we are looking into it. I see 2 options, make an electrode like a key cutter (full radius) and move it in a helix, or the wire wrap method and orbit Marcus...
  13. Strongly suggest a Y axis machine for doing your...

    Strongly suggest a Y axis machine for doing your milling.Very limited otherwise. Your live tools will be fixed either toward the main spindle, vertical, or towards the sub spindle, but won't...
  14. Replies
    27
    Views
    5,006

    Bobw, Or you spend an hour updating password...

    Bobw,

    Or you spend an hour updating password and username because the drawings are on their website and their IT department can't find you in the system (even though you have been a vendor for...
  15. Replies
    6
    Views
    480

    I have an RMC55 of about that vintage we bought...

    I have an RMC55 of about that vintage we bought new with a full set of manuals. We use Mastercam so don't use the conversational (plus I have 10 other CNC machines) l. I have a supplementary manual...
  16. Replies
    10
    Views
    1,113

    Found it. 286152

    Found it.

    286152
  17. Replies
    10
    Views
    1,113

    I saw a demo at Mitsubishi headquarters in...

    I saw a demo at Mitsubishi headquarters in Chicago of a machine with optional riser cutting a 32" high part. I thought I had a picture on my phone, but I can't find it. Too many pictures of grandkids.
  18. Thread: Thread Gages

    by RJT
    Replies
    7
    Views
    541

    We do it often for one of a kind parts where...

    We do it often for one of a kind parts where there is no mating part, or no money for a gage and it's not critical. Repairs where time is critical, you make it work. High Production where you need...
  19. Replies
    9
    Views
    917

    Only negative I can see is tubing is really not...

    Only negative I can see is tubing is really not very round, so you might be fighting that. How much material will you be removing from the ID? Starting from solid bar may be a better option.
  20. Thread: Smoothing broaches

    by RJT
    Replies
    7
    Views
    1,066

    Looks like a small ball end mill turned by hand...

    Looks like a small ball end mill turned by hand would do the trick similar to an oilsink cutter would do. That's where I'm going to start. The smoothing broaches look like you would need plenty of...
  21. Replies
    13
    Views
    1,020

    Mill it with as small of an endmill as possible...

    Mill it with as small of an endmill as possible and broach the corners out. Not sure what you mean "single point style tool". I would use a square broach make from a HSS lathe tool bit or hardened...
  22. Thread: Anilam Wizard

    by RJT
    Replies
    2
    Views
    582

    Found this: Lynn Electronics Corporation |...

    Found this:

    Lynn Electronics Corporation | Anilam Repair Experts
  23. Just got finished with hundreds of m2 holes in...

    Just got finished with hundreds of m2 holes in nitronic 60 with a form tap and rigid tapping in a DNM5700 Doosan machining center. Broke 1 tap, but I think that may have been from chips left in the...
  24. That's what I was going to suggest also, light...

    That's what I was going to suggest also, light press fit bushings and secure with roll pins.
  25. Replies
    3
    Views
    389

    Yes, i have one. A little tattered and oil...

    Yes, i have one. A little tattered and oil stained, but I think it is complete. Its only about 30 pages. Send me an email address and I scan it and send it.
Results 1 to 25 of 1500
Page 1 of 60 1 2 3 4