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?Mark

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Posts posted by ?Mark

  1. Ceramic for roughing and finishing, Greenleaf, seco, mitsubishi  comes to mind for tooling. Forget about coolant...not even a drop, lol

    Count on spending 1-5 bucks per minute of cutting just for tooling, depending on what your part looks like....

    Use tool life management on the machine....have several replacement sister tools on hand and such...FUN! ;)

     

  2. On 1/30/2020 at 5:58 PM, mike93 said:

    we have not tried camplete yet, we do have it on the flash drive,  but have not installed it yet, but the post and simulator in master cam are working fantastic, we can take programs from are  mazak 500 change the post and switch mis integers  and it runs in the matsuura, that is switching from BC to AC axis! every thing is looking up just proved out another part today (it takes time to build all the holders) but we are doing it right this time, build all holders before they go into machine, we bought  over 100 to get started but some are the same so it should not take to long.

    Listen to James and try Complete, especially since you already have it and paid for it.

  3. All those controls serve a purpose and I'm not going to knock one over the other...at least not too much ;)

    The biggest differentiation by far is always the guy programming them.

     

    Most of the time they won't even matter, but in those special circumstances...it could be a difference between making a profit or not for the shop owner.

    There is also no excuse for a modern control  to puke when reading large program and going thru thousands of lines of code at high rate of speed...not good.

    Changed my profile name, so I can say more 😁

     

    • Like 1
    • Haha 1
  4. Our local TC has been doing a very simple and not very scientific test on any control and machine combination we canput our hands on, usually in our own showroom.

    10 inch diameter circle divided into .001" point to point moves and programmed at a very high feedrates.

    The results are fascinating.

     

  5. On 4/23/2020 at 8:58 AM, cncappsjames said:

    Caveat, my definition is for a VMC with a table/table configuration type machine. 

     

    Biggest difference between G54.2 and G68.2 is G54.2 requires 2 offsets to be used; 1) The Work Offset itself - which must be the center of rotation, and 2) The Dynamic offset - which is the distance from the center of rotation to the workpiece datum. This is how the positions are calculated by the control.

    G68.2 uses a group of 6 parameters in the machine. One defines the distance in X from machine home to center of rotation relative to the primary rotary axis, one defines the distance in Y from machine home to center of rotation relative to the primary rotary axis, one defines the distance in Z from machine home to center of rotation relative to the primary rotary axis, one defines the distance between the center of rotation to the center of the secondary rotary axis in X - known as 1/2 offset X, one defines the distance, one defines the distance between the center of rotation to the center of the secondary rotary axis in Y - known as 1/2 offset Y, and the last parameter defines the distance from the center of rotation of the primary rotary axis to the top of secondary rotary axis table - known as 1/2 offset Z. 

    G68.2 is superior to G54.2 in that you can compensate for things that you cannot compensate for like the 1/2 offsets which are most easily defined as the amount of axis intersection error when they assemble the rotary tables. Most builders' values are very small.

     

    G54.4 is used to compensate not only for linear error but rotary axis error. G54 is a linear compensation method not taking into account all the degrees of freedom. Yeah you can hack stuff, using the work offset but it's not the right way. G54.4 is the right way to comp or error. 

    G54.4 is mainly used for machining castings or reworking already machined components. It can slash setup time dramatically. So instead of shimming, tapping, indicating, etc... throw it up there, measure the errors, put the values in the correct table location and go. 

     

    HTH

    That's as good of a description as I have ever seen.

    👍

    <cheers>

    • Like 1
  6. 13 hours ago, Eric@HorsepowerInc. said:

    Cooled table bearings...now we’re talking. Any idea on accuracy specs for the machine, nothing listed on DMG’s site. We have been looking at a Makino DA300, and a Doosan DNM3505ax with glass scales. Makino has there own cell, the Doosan would use a Bot or erowa, I guess the Doosan is pre plumbed for hyd work holding. Is the Siemens or Heid that awesome? I do like our 31i’s, but I’ve always been a fanuc guy, until we made that one Haas purchase 😂. It serves a purpose.  Thanks for all the feedback thus far guys, hope you are all doing well.

    Mechanically as tight and accurate as any in the market. Glass scales and all the good stuff.

    MUCH more improved over gen 2.

    With Siemens and Heidenain we recommend 6 decimal points code and let the control do the rest 😁

     those DMU's are NOT entry machines.

    And they will take a CUT!

    . Look up Titan Gilroy videos of his DMU 50....

     

    Hi James 👋😊

     

  7. Another good choice is DMU 50 3rd gen with PH 150 (up to 24 pallets). Or get it with Erowa system (compact 80? or any other...)

    The big plus here is a choice of controls: Siemens, Heidenhain and Fanuc.

    For 5 axis I'd definitely go with either Siemens or Heidenhain...it's just freaking fast plus probing is second to none.

     

    • Like 3
  8. On 2/15/2020 at 7:18 AM, JB7280 said:

    Is anyone on here familiar with Camplete?  My employer just bought an HMC that came with a license of Camplete, and I can't seem to get it working right.  I have a simple, 3 tool program, WCS is set as the top of the pallet, and the C/T plane is part zero.  This program only has machining on one face.  When I export to camplete, I'm getting a part/fixture half embedded into my pallet, and flipped face down.  I don't program from center of rotation because it just isn't the best option for our work.  Any one have any idea?  This is the first part I've tried to export, so I'm sure it's just a setup issue.

    Definitely  get some training on this if you intend to use it. I wouldn't worry much about the post side, as hmc is simple enough, but you will likely find their simulation super helpfull...depending on the work you do.

    Their support is top notch too. I wish  they worked closer with DMGMORI...that'd be a riot....if i will have any say in this...then sooner or later ;)

     

  9. I'm pretty sure that Siemens and positive that Heidenhain monoblock DMUs have this built in. Good luck starting machine at high rpm.... it'll just sit there oiling and warming up the spindle and wait until all the sensors are "satisfied" 😁.

    Throws some untrained operators for a fit 🤣

     

    Can't knock matsuuras, never had a problem with their 20k spindle.

    • Like 2
  10. I'm partial to DMU50, or even better DMU65 and above. Pretty much all our customers in our 3 state area are using those for aerospace parts. Alum to all the way to Inconel alloys.

    .0005" is tight for any equipment, so how machine deals with this will be critical. VCS Complete (Volumetric Calibration System) takes this to a next level....waaay above any 3dquickset stuff.

    It's like having 3 types of alignments on the machine that the operator can run at will:

    1. Mechanical measurement of straightness and squareness

    2. Lasertracer

    3. Laser intererometer to compensate positioning errors

    Perfectly aligned machine geometry is the basis for volumetric accuracy.

     

    I'd highly recommend any of the DMU MonoBlock machines.

    Let me know if I can help you in any way.

  11. 13 hours ago, TTworek said:

    Will Mastercam be getting into Swiss programming anytime soon I've been a user for over 20 years and we are growing Swiss faster than any other machine right now because of the speed and accuracy taking part's made in our 3 machine Cells and cutting the cycle times down by 50% or greater but having to learn Esprit after knowing Mastercam so well has not been easy. And the reason we went with Esprit is they work so closely with Citizen for post and simulation.

    Send me a PM. I'll get you in touch with CNC Software swiss expert. He's doing a little show and tell at our DMG MORI tech center today and tomorrow. He really makes it look easy...))

     

    I'm pretty sure he's also doing the above webinar ;)

    • Like 1
  12. On 10/7/2019 at 12:21 PM, 5th Axis CGI said:

    CAMPlete, has never let me done on any thing I have run through it for the machines I have used it with. 

    Yes the 2020 Interface for Vericut is released. Just send support an email and they will send you a download link. 

    Same here. Best code I ever got was from Complete. Never let me down.

    Also have and use both Vericut and NCSimul. 

    Not sure where the earlier comment came from someone's post that NCSimul is a lot more expensive. It's THE opposite.

     

    • Like 1
  13. On 5/21/2019 at 10:47 AM, jlelievre said:

    I just created independent Work Planes, like the good old days. The holes are actually on a curved surface.. so need to spot face a flat land first.

    Just strikes me as odd how easy it is to drill on multiple planes, yet they have no option for thread milling...

     

    Thanks for the help

     

    -j

    Tread milling in multiple planes is as easy as drilling in 2020. No need to create extra planes. There are some super cool improvements in multiaxis for sure

  14. On 5/10/2019 at 4:54 AM, Machineguy said:

    New spindle put in 70 days ago. Yesterday it started screaming about noon. 10000 RPM got real loud. TSC couldnt keep the spindle cool enough so even the tool change was LOUD.

    Haas was called, be in today or Monday. Spindle # 5 comming up!

    VM-3 2010 version.

    By the way. It's on Hass nickle. 90 day warranty applies.

    We take care of this machine, but it breaks down way to often.

     

    Hows a Doosan hold up?

     

    Get a DMGMORI

    👍

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