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  1. #1
    Join Date
    May 2016
    Posts
    108

    BF25 cnc mill conversion

    Hello, my name is stef i am 24 years old and come from Holland.
    2 years a go i bought me self a bf25 mill, i used it for almost one year, afther that i had to opportunity to buy a BF45 mill.
    After having installed the new mill the bf25 had no use anymore. I decided to convert that one to cnc.
    finished the conversion about 4 months ago. Made some very nice work pieces on it. But the mill was starting to get a little bit to small.
    The y axis had only 175mm of travel. This weekend i started to add more space to the y axis with a column spacer and a head spacer.
    The column spacer i already in place and the head spacer is also finished but not yet placed. This mod give me a travel of 250mm on the y axis.

    I already put a 3 phase 1.1 kW motor on top with a 2:1 reduction witch gives me a spindle rpm of 6000.
    The head spacer will give me also the opportunity to place the milling motor more to the back. This wil give me enough space to place a big air cilinder above the spindle for making a ATC on it.
    The ATC is a big thing on my wish list. Probably will add a 12 of 16 places loader on it.

    Machine specs:

    X and Y nema 24 3NM closed loop motors
    Z axis nema 34 8NM closed loop motor
    Spindle motor 1.1kw 3 phase motor
    electronics: usbcnc v5b
    Mist coolant

    now time for some pictures!



























    stef

  2. #2
    Join Date
    May 2016
    Posts
    108

    Re: BF25 cnc mill conversion

    Here are some pictures of parts i have made so fare:

















    way more to come!

    stef

  3. #3
    Join Date
    May 2016
    Posts
    108

    Re: BF25 cnc mill conversion

    Today I installed the headspacer. It looks great! Yesterday i bought a air cilinder the same as on the tormach so i can start working on the ATC.



    stef

  4. #4
    Join Date
    Aug 2010
    Posts
    630

    Re: BF25 cnc mill conversion

    How long did you make the column extension ?
    Inner Vision Development Corp. - http://www.ivdc.com
    Website Design & Development. Shopping Carts, SEO and more!

  5. #5
    Join Date
    Nov 2009
    Posts
    4415

    Re: BF25 cnc mill conversion

    Very nice build and parts you have made.
    A lazy man does it twice.

  6. #6
    Join Date
    May 2016
    Posts
    108

    Re: BF25 cnc mill conversion

    I extend the column with 88mm.
    The head spacer is 65mm thick.

    stef

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