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    Re: Let the fun begin !!! ???

    Got to get up early to beat a Yorkshire pudding.!!
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    Re: Let the fun begin !!! ???

    Paulro
    Mine are working like yours as Dean has said it will work different to the manual.
    .
    Regarding the homing you can adjust the racking by adjusting one of the homing switches until it is...
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    Re: Let the fun begin !!! ???

    Yes and no.!! They both move together and which ever axis comes across a swithc first it then stops and backs off and the other keeps going and does the same.
    When you have the switches set exactly...
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    Re: Let the fun begin !!! ???

    How have you got the limits working.? Are they just stopping the control/Mach3 and not physicly dropping anything out using relays etc.

    If so then all you need to do is set Mach option for Auto...
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    Re: Let the fun begin !!! ???

    This is simply that they have a different deacceleration setting in the VFD. Change the Accelleration and de-acceleration parameter to suit your liking. I think it's PD 14 & 15.
    Don't have it stop...
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    Re: Let the fun begin !!! ???

    Don't worry about the Diagnostics Led's. It's working as it should and thats all that matters.
    External motion control cards take certain duty's away from Mach3 and do it there way. This is why...
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    Re: Let the fun begin !!! ???

    I have checked mine this morning ( I also use the PLCM) and indeed it does release the motors when hitting a limit switch when jogging. So you always have to re home. I would of course not hit the...
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    Re: Let the fun begin !!! ???

    It's been awhile since I played with PLCM but will probably be the PLCM disableing the motor outputs when it see's a limit trip. Check to see if the plug-in as an option to leave motor outputs...
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    Re: Let the fun begin !!! ???

    Yes Take wire from FOR and run thru the BOB relay contacts and back to DCM on VFD.



    Caution is Wise policy if your not sure.!

    The +10v is used to provide the reference voltage if you want to...
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    Re: Let the fun begin !!! ???

    Don't what ever you do put anything between the VFD and spindle to break the circuit ie: Contactor or relay. You will damage the VFD and Spindle.

    If you want to play on the safe side then put the...
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    Re: Let the fun begin !!! ???

    Doesn't matter it won't hurt the VFD if spindle isn't attached. I do this all the time.

    Don't sweat over the earth on spindle. Just make sure you take the Shield back to the VFD Earth rather than...
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    Re: Let the fun begin !!! ???

    Don't be in a rush to go too fast regards Velocity. Overtuning the motors is very easy and will result in lost steps and positional error if over done.
    Also it doesn't always make for faster cycle...
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    Re: Let the fun begin !!! ???

    No I think your misunderstanding how it works. The steps per is how many steps required to move 1 unit. In your case 1 MM.

    So you take the Micro stepping amount set in the drive and divide by the...
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    Re: Let the fun begin !!! ???

    Erm that sounds dodgy.!!! Lets just be clear for those dirty minded types.!. . . Last night wasn't pyhisical people. . .:joker:

    Glad your working now get on with making chips.. .:yahoo:
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    Re: Let the fun begin !!! ???

    Yes unzip and replace the original.
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    Re: Let the fun begin !!! ???

    Looks like you hadn't set enable output. (enable1) Thats why the motors won't turn because the drive enable is being turned off.

    Try this xml.
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    Re: Let the fun begin !!! ???

    Need to know the Dip switch positions on the BOB please.
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    Re: Let the fun begin !!! ???

    Bit busy at minute but will look properly but will look for you later.
    I'm 99% the enable logic state in the drive is different to what the BOB is using. If you can find the enable pins that the...
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    Re: Let the fun begin !!! ???

    Well if you have Mach out of E-stop and reset then your half way there. After setting correct motor port & pins then it's a simple case of motor tuning.
    Just remember to set the Native units ie Inch...
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    Re: Let the fun begin !!! ???

    Set pin 10 to active low (green tick) then it will work.
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    Re: What type of bit to use

    I have found this firm very good. http://www.cutwel.co.uk/milling/milling-cutters
    ..Clive
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    Re: What type of bit to use

    No you won't be and shouldn't be told that because it's foolish and expensive way to go about learning.!! . . But don't worry about bits breaking they often just snap off and embed them selfs in the...
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    Re: What type of bit to use

    Please read this, i posted some pictures so you could identify the cutters http://www.mycncuk.com/threads/8326-Fine-detail-Wood


    Basically even if the machine is not rigid- 16000 rpm, 60ipm, 2...
  24. Re: In profile mode Mach cuts corners off? Shortest distance issue?

    Your simply trying to go too fast for such small text with CV mode. 3600mm/min is way too fast for this size txt.
    No way can a constant velocity be maintained at this feedrate on such small radius....
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    Re: Let the fun begin !!! ???

    Ok well a good bit of caution is wise policy but you have no need to fear mach3 it won't do anything unless commanded too.

    First thing to do make sure control box is wired correctly and all...
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