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Thread: Bridgeport Series ll Special Edition CNC Knee Mill

  1. #1
    Join Date
    Oct 2009
    Location
    Marquette, MI USA
    Posts
    438

    Bridgeport Series ll Special Edition CNC Knee Mill

    Due to changing product lines I need to replace my existing "daily driver". Its a CNC Bridgeport Series ll Knee mill. Pictures of my conversion are documented here: https://sawmillcreek.org/showthread.php?240313

    Machine has had semi steady but light use (plastics and aluminum) and is in great shape.

    Specs: BP Series ll Special Edition.
    NMTB30 quill with Erickson Quick Change (premeasured tools)
    X travel: ~34"
    Y Travel: ~14"
    Z Travel: ~5"
    Knee Travel: ~14" (with air assist)
    3hp spindle with high/low range 150-400 rpm
    VFD with software rpm and fwd/rev control
    2832 ozin (.72kw) NEMA42 3phase Easy Servos
    50mm x 5mm pitch (2:1 reduced) ballscrews XY
    20mm x 5mm pitch (1.5:1 reduced) Z
    Step resolution sub 0.00001
    Rapids: max 300ipm (set 200ipm)
    Chip containment enclosure
    Software controlled flood cooling
    Software controlled mist and/or air cooling
    Home +/- limit inductance sensors
    OEM manual included (copy)
    One shot lube pump (manual) (electric available)
    Power: 230VAC 30A 1ph
    ~30 end mill, shell mill and drill tool holders, including numerous collet hlders
    ~5200 lbs.

    Machine is currently running on WinCNC control (CNC-PC & monitor included) but can be swapped to Centroid control (buyers option)
    $12,000 including machine bolted to skid and fork lift available to load. Pickup or shipping at buyers expense. Delivery available
    Includes full day of operational training.
    gcnc411@gmail.com for more info.

    Click image for larger version. 

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    Last edited by Gary Campbell; 12-03-2019 at 1:21 AM.
    Gary Campbell
    CNC Technology & Training

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