Tormach CNC Lathe Prototype: Fall 2012 Update

November 15, 2012 by: Andrew Grevstad

Work is con­tin­u­ing on our CNC Lathe project.  We’ve made a lot of progress since the last update (over 6 months ago, yikes!), albeit not a lot that can be demon­strated in a Youtube video.   One thing that does show up well on video is the tur­ret changer inte­gra­tion, which this video shows here.

Work­piece is Stain­less Steel — make sure to wait until the end to see the bar puller:)


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We’re still not far enough along to give firm details about avail­abil­ity or pric­ing, so stay tuned to the blog and we will con­tinue to update as we can.

 

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Andrew Grevstad

About

With over ten years of pro­fes­sional expe­ri­ence in advanced man­u­fac­tur­ing sys­tems, dig­i­tal design tools, and applied soft­ware, Andy Grevs­tad has worked in prod­uct devel­op­ment and tech­ni­cal sup­port for Tor­mach since 2008. Grevs­tad has received engi­neer­ing degrees from Michi­gan Tech­no­log­i­cal Uni­ver­sity and a M.S. and Uni­ver­sity of Wisconsin-Madison. He is a reg­u­lar con­trib­u­tor to Dig­i­tal Machin­ist mag­a­zine and also blogs weekly about CNC milling and related top­ics on the Tor­mach blog, Milling Around.

31 Responses to “Tormach CNC Lathe Prototype: Fall 2012 Update”

  1. tikka308 says:

    Great update! How’s the tap­ping work? It didn’t appear to have any tension/compression in the tool­holder. How about threading?

  2. harley573 says:

    Yes, yes, I’m still chomp­ing at the bit to throw some more money Tormach’s way! I’m def­i­nitely drool­ing over this video. But is there a light at the end of this pro­to­typ­ing tunnel?

  3. michaelhenry@msn.com says:

    The coolant at each sta­tion looks great! Very cool…

    Mike

  4. Andrew Grevstad Andy G. says:

    Yes, and I think it get­ting much closer. Stay tuned..

  5. Andrew Grevstad Andy G. says:

    Spin­dle encoder. You can see thread­ing on this video: https://www.tormach.com/blog/tormach-cnc-lathe-first-look/

  6. Dave C says:

    That is out­stand­ing! Love the bar puller. Love the coolant sys­tem. Rigid tap­ping is impres­sive. Any chance for live tool­ing to do a lit­tle off-axis and side drilling? (Not hold­ing breath, I’m know that adds a lot of com­plex­ity to the turret…)

  7. Andrew Grevstad Andy G. says:

    Not rul­ing it out com­pletely:) But its not an active part of this project currently.

  8. kvom says:

    What spin­dle nose? Any chucks other than collet?

  9. morb1lee says:

    sub spindle?!…asking a bit on that but never hurts to ask!

  10. Spinnetti says:

    Love the bar puller idea…

  11. Spinnetti says:

    PS, Gang tool­ing is faster and sim­pler isn’t it?

  12. mlavigne says:

    Since live tool­ing is ques­tion­able, im sure a sec­ond tur­ret for back machin­ing is not even being con­sid­ered? That would really unlock some power. With some live tool­ing and a sec­ond tur­ret, I could move all my man­u­fac­tur­ing back in house…

  13. Andrew Grevstad Andy G. says:

    Wouldn’t that be some­thing.. I’ll add it to the change request log:)

  14. Andrew Grevstad Andy G. says:

    Not cur­rently in the plans..

  15. Andrew Grevstad Andy G. says:

    It’ll fit D1 chucks.

  16. Andrew Grevstad Andy G. says:

    Pro­gram­ming can be a trick­ier. Depends who you ask.

  17. GBS-Usinages says:

    what is the max fee­drate speed ?
    Do you think about add an addi­tion­nal axis like C and turn­ing tools on the tur­ret ?
    Great idea the bar puller !

    what is the max part lenght ?

  18. GBS-Usinages says:

    I for­got . :-)
    the max spin­dle rpm and his power (kw if avali­able)
    thanks !

    Good job !!!

  19. michaelhenry@msn.com says:

    Andy — is there a way to turn on quot­ing in blog responses? Some­times it is hard to fig­ure out which mes­sage is being replied to.

    For exam­ple, which fea­ture did you add to the change request log?

  20. michaelhenry@msn.com says:

    Are you close enough to to pro­duc­tion to esti­mate weight and foot­print or floor space needed?

  21. jamesherauf says:

    What is going to be the elec­tri­cal require­ments ?
    220 or 110

  22. ucdwino says:

    You have now shown a gang tooled ver­sion as well as a tur­ret. Is the tur­ret going to be an upgrade option in the same way the ATC is for the PCNC?

    Also, I know you dont want to com­mit to pric­ing, but I per­son­ally need a lathe in my pro­to­typ­ing shop, and the wait here is killing me. (cur­rently mak­ing do with a hhar­bor freight mini lathe)

    A bet­ter man­ual lathe with a DRO such as is avali­able widely at the moment will do the job for me, but I am will­ing to spend 2-3x for a tor­mach cnc, How­ever, if the pric­ing is 5x, (like the omni­turn) it is going to be a dif­fer­ent story

    Can you give SOME indi­ca­tion of your tar­get pri­ce­point. I’m sure that the tar­get price has been part of the project since day 1, and shin­ing a lit­tle bit of light there will be really help­ful. Will a base­line model be avali­able under $20k? Under 30k?

  23. Andrew Grevstad Andy G. says:

    Tur­ret will be an upgrade option. Gang tool­ing will be lower cost entry point. Still a bit to early to pub­lish and price points, sorry:(

  24. Andrew Grevstad Andy G. says:

    Foot­print is approx­i­mately 6′ x 4′. Weight is around 1500 lbs.

  25. Andrew Grevstad Andy G. says:

    Andy  —  is there a way to turn on quot­ing in blog responses? Some­times it is hard to fig­ure out which mes­sage is being replied to.

    For exam­ple, which fea­ture did you add to the change request log?

    I think I was talk­ing about the sub spin­dle, although in jest. Sub Spin­dle will not be a fea­ture at launch, and no plans to include in future.

  26. Andrew Grevstad Andy G. says:

    what is the max fee­drate speed ?
    Do you think about add an addi­tion­nal axis like C and turn­ing tools on the tur­ret ?
    Great idea the bar puller !

    what is the max part lenght ?

    No C Axis. Still solid­i­fy­ing the fee­drate and max part length. In the video, we have the con­fig­ured the max fee­drate to be 60IPM.

  27. Andrew Grevstad Andy G. says:

    I for­got . :-)
    the max spin­dle rpm and his power (kw if avali­able)
    thanks !

    Good job !!!

    Still final­iz­ing details here, so I’ll hes­i­tate to comment

  28. morb1lee says:

    Any news on sale price or launch date?

  29. Andrew Grevstad Andy G. says:

    No, but get­ting closer all the time. Keep watching..

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