openjscad-aurora-webapp

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// title: Stepper Motor
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// author: Derrick Oswald
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function getParameterDefinitions()
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{
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  return ([
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	{ name: 'motorBody_len', type: 'float', initial: 47.5, caption: 'Motor length'},
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	{ name: 'motorBody_width', type: 'float', initial: 42.0, caption: 'Motor width'},
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	{ name: 'motorBody_chamfer', type: 'float', initial: 5.0, caption: 'Motor chamfer'},
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	{ name: 'motorCap_len', type: 'float', initial: 8.0, caption: 'Motor cap length'},
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	{ name: 'motorCap_thickness', type: 'float', initial: 1.0, caption: 'Motor cap thickness'},
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	{ name: 'motorCap_chamfer', type: 'float', initial: 2.5, caption: 'Motor cap chamfer'},
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	{ name: 'shaft_len', type: 'float', initial: 22.0, caption: 'Shaft length'},
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	{ name: 'shaft_radius', type: 'float', initial: 2.5, caption: 'Shaft radius'},
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	{ name: 'motorRing_radius', type: 'float', initial: 11.0, caption: 'Ring radius'},
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	{ name: 'motorRing_height', type: 'float', initial: 2.0, caption: 'Ring height'},
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	{ name: 'mountingholes_fromcent', type: 'float', initial: 15.5, caption: 'Mounting hole offset'},
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	{ name: 'mountingholes_radius', type: 'float', initial: 1.5, caption: 'Mounting hole radius'},
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	{ name: 'mountingholes_depth', type: 'float', initial: 4.5, caption: 'Mounting hole depth'}
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  ]);
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}
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function main (parameters)
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{
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  var length = parameters.motorBody_len / 2;
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  var width = parameters.motorBody_width / 2;
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  var z = width;
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  var ch = sqrt (2.0) * width - sqrt (0.5) * parameters.motorBody_chamfer;
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  var ch2 = sqrt (2.0) * width - sqrt (0.5) * parameters.motorCap_chamfer;
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  var depth = parameters.mountingholes_depth;
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  var offset = parameters.mountingholes_fromcent;
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  var cube = new CSG.roundedCube
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  ({
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    center: [0, 0, 0],
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    radius: [length - parameters.motorCap_len, width - parameters.motorCap_thickness, width - parameters.motorCap_thickness],
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    roundradius: 0.2,
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    resolution: 16
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  });
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  cube = cube.setColor (0.67843137254901960784313725490196, 0.70588235294117647058823529411765, 0.70588235294117647058823529411765);
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  var xcube = new CSG.cube
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  ({
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    center: [0, 0, 0],
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    radius: [length, ch, ch]
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  });
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  xcube = xcube.setColor (0.67843137254901960784313725490196, 0.70588235294117647058823529411765, 0.70588235294117647058823529411765);
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  cube = cube.intersect (xcube.rotateX(45));
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  var cube2 = new CSG.roundedCube
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  ({
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    center: [length - (parameters.motorCap_len / 2.0), 0, 0],
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    radius: [(parameters.motorCap_len / 2.0), width, width],
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    roundradius: 0.2,
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    resolution: 16
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  });
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  cube2 = cube2.setColor (0.87058823529411764705882352941176, 0.89803921568627450980392156862745, 0.90588235294117647058823529411765);
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  var cube3 = cube2.translate([-(parameters.motorBody_len - parameters.motorCap_len), 0, 0]);
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  xcube = new CSG.cube
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  ({
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    center: [0, 0, 0],
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    radius: [length, ch2, ch2]
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  });
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  xcube = xcube.setColor (0.87058823529411764705882352941176, 0.89803921568627450980392156862745, 0.90588235294117647058823529411765);
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  xcube = xcube.rotateX(45);
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  cube2 = cube2.intersect (xcube);
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  cube3 = cube3.intersect (xcube);
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  var ring = new CSG.cylinder
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  ({
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      start: [length, 0, 0],
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      end: [length + parameters.motorRing_height, 0, 0],
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      radius: parameters.motorRing_radius,
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      resolution: 100
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  });
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  ring = ring.setColor (0.81176470588235294117647058823529, 0.84313725490196078431372549019608, 0.85098039215686274509803921568627);
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  var shaft = new CSG.cylinder
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  ({
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      start: [length + parameters.motorRing_height, 0, 0],
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      end: [length + parameters.motorRing_height + parameters.shaft_len, 0, 0],
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      radius: parameters.shaft_radius,
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      resolution: 50
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  });
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  shaft = shaft.setColor (0.9, 0.91, 0.91);
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  var motor = cube.union ([cube2, cube3,ring, shaft]);  
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  var mountinghole = new CSG.cylinder
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  ({
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      start: [-depth, 0, 0],
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      end: [0, 0, 0],
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      radius: parameters.mountingholes_radius,
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      resolution: 20
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  });
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  mountinghole = mountinghole.setColor (0.2,0.2,0.2);
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  motor = motor.subtract (mountinghole.translate ([length, offset, offset]));
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  motor = motor.subtract (mountinghole.translate ([length, offset, -offset]));
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  motor = motor.subtract (mountinghole.translate ([length, -offset, offset]));
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  motor = motor.subtract (mountinghole.translate ([length, -offset, -offset]));
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  motor = motor.translate([0,0,z]);
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  return (motor);
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}
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