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"daniel" <daniel.formatc.at.gmail.com> wrote in message news:JnuoJz.86D@lugnet.com... (...) I am trying to see this in my head. Your driving a polarity switch with a motor and the switch will control the power motor? Is this on each axis? I am (...) (18 years ago, 4-Sep-07, to lugnet.robotics.rcx)
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| | Re: the LEGO CNC-Machine
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(...) right, that's why i'm planning to have one rcx output drive a polarity switch that connects the power motor to a normal battery box / 9v adaptor without current limiter. (18 years ago, 4-Sep-07, to lugnet.robotics.rcx)
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| | Re: the LEGO CNC-Machine
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"daniel" <daniel.formatc.at.gmail.com> wrote in message news:Jnu7yv.K26@lugnet.com... (...) current than the RCX can supply. The smaller geared motors have a much slower rpm at their output. (18 years ago, 4-Sep-07, to lugnet.robotics.rcx)
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| | Re: the LEGO CNC-Machine
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the motor in the movie is called a "power motor", you can read about it here: (URL) the large black one with red axleholes. i'll be using it as the spindle. i guess the gearing in my axes is still too fast for the cutter, if i have to redesign the (...) (18 years ago, 4-Sep-07, to lugnet.robotics.rcx)
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| | Re: the LEGO CNC-Machine
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"Bob Fay" <rgfay@earthlink.net> wrote in message news:Jnt8MF.n84@lugnet.com... (...) This is one of mine. Note the left worm is out if sequence by 1/4 turn with the other two. this is putting pressure on the dual racks to remove the backlash. (URL) (...) (18 years ago, 3-Sep-07, to lugnet.robotics.rcx)
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