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Thread: Query: M66 (free turret indexing) correct usage on OSP7000L?

  1. #1
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    Query: M66 (free turret indexing) correct usage on OSP7000L?

    according to the OSP7000L manual there is a function that will allow the turret to index without being at the + limit.... M66
    This machine is quite big and there's plenty of clearance for indexing so I don't need to go to the +limit

    I tried the command and it does nothing. The turret must be at the + limit or it wont index.

    The entire text from the manuals says.....

    Turret Indexing Position Free Command
    M66 ..... The turret can be indexed even when the X and Z axes are not located at respective limit position.
    M66 can be designated only when the operation time reduction function is selected.

    That's all. No example. nothing else. It doesn't say how to 'select' it.

    Anyone know how is it enabled and what the correct format is to use this command?
    Or is it likely an option that I (probably) don't have?


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    Never tried the M66 function. Why not just adjust your user parameter soft limits in Z and X to a safe index postion that's not so far away from the work piece?

    Rick


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    actually its not needed in Z. it'll index anywhere as long as X is at the limit.
    I'm more concerned with X really.
    It's in the manual and not listed as optional so it should work somehow.
    I suppose I could set the soft limit in X closer but I'd like to use M66 if I can get it to work


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    I'm pretty sure that was part of the cycle time reduction option. Been years, and I can be totally wrong, but for some reason that sticks in my brain.


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    Quote Originally Posted by underthetire View Post
    I'm pretty sure that was part of the cycle time reduction option. Been years, and I can be totally wrong, but for some reason that sticks in my brain.
    Underthetire is correct. It is an option on most machines. Check your Data Management card in the back of your machine to see if you have the option. (or the spec code display in Check Data)

    You may have the spec if you did not get an "unusable M-code" alarm when trying to use it.

    Either +X or +Z limit will allow the turret to index. I prefer to move to the limit and will usually adjust the +Z variable limit to accomplish this.

    Another speed note: use M203 along with your G00 line and your servo turret will unclamp as it rapids to the limit. Place X and Z coordinates on the line with your T command, and it will clamp as it rapids towards the part.

    Normally M66 can be used on the same line as the T command and it will not need to be on the + limit. I avoid it since it is easy to index into something else such as B-turret, Tailstock, W- axis, Spindles, etc. so use caution and be aware of ALL tools clearing. M65 is even more dangerous, so you are warned...

    Best regards,


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    oh. I like to live dangerously
    what does M65 do?

    I don't recall seeing a spec code page on check data screen? Is it labelled as such or is it just another page with numbers?
    Last edited by fordav11; 09-20-2011 at 04:43 AM.


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    one of the other reasons I wanted to use this is when the B-turret is back all the way the coolant runs off the tool holders (VDI 40 tool blocks) and pisses on the floor where I'm standing. Nice design Okuma!

    So I need to have the B-turret at about X12.0" when I open the door to check sizes/change inserts/remove the finished part etc or my feet and pants get wet

    The problem is if I set the X + limit at 12.0" there are longer tools in the B-turret that will hit the square housing on the sub spindle. urgghh!
    So the B-turret has to be at 18.0" for the transfer.

    I don't see any way out of it except to continue as-is.
    To stop the water flowing onto the floor I'm currently leaving the X at 12" when the machine stops and then rapiding back to the limit before the tool change. It would have been nice to use M66 to skip that additional rapid and just index the turret where it stands.

    I don't have a data card but this machine is pretty basic with very low memory capacity so I doubt it has any options.


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    G00 X54.5 Z-5.3 T111111 M66


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    Quote Originally Posted by fordav11 View Post
    oh. I like to live dangerously
    what does M65 do?

    I don't recall seeing a spec code page on check data screen? Is it labelled as such or is it just another page with numbers?
    M66= index off of limits
    M65=Index on the fly without waiting for the answer.
    M64=Ignore general M code answer
    M63=Ignore spindle speed answer (very useful)
    M62 confirm M64 answer
    M61=Ignore constant surface footage speed answer
    M203=unclamp turret during rapid move (servo turret or some cadets with pop-up spec)

    Proper use of these can save you a bunch of cycle time.

    Spec code is about the last pages in check data and is labeled such. (may need to turn them on in display parameters)


    Best regards,


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    ah ok. I see the spec code pages (3). There's an 8-digit binary number on each line then many 4-letter abbreviations following. Each page has 12 lines and 8 columns.

    Is there a table somewhere that explains what all of them mean?
    I'd be interested to see exactly what this machine has.


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    This is a copy of my old 5020 pocketbook. This may help with the explanations of abbreviations.

    Best regards,
    Attached Thumbnails Attached Thumbnails Query: M66 (free turret indexing) correct usage on OSP7000L?-spec_code.jpg  


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