36 lines
902 B
OpenSCAD
36 lines
902 B
OpenSCAD
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/* common screw parameter
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length
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pitch = length/rotations: the distance between the turns of the thread
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outside_diameter
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inner_diameter: thickness of the shaft
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*/
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module helix(pitch, length){
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}
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module auger(pitch, length, outside_diameter, inner_diameter) {
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rotations = length/pitch;
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union() {
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linear_extrude(height=length, center=false, convexity=10, twist=360*rotations, slices=100, $fn=1000)
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polygon(points=[[10,10],[100,1],[100,-1],[10,-10]], paths=[[0,1,2,3]]);
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cylinder(h=length, r=20);
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}
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}
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translate([300, 0, 0]) auger(100, 300);
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module ball_groove(pitch, rotations, diameter, bearing_radius=10) {
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rotations = length/pitch;
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linear_extrude(height = 10, center = false, convexity = 10, twist = 360, $fn = 1000)
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translate([diameter, 0, 0])
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circle(r = bearing_radius);
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}
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ball_groove(100, 300, 10);
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module ball_screw(pitch, length, bearing_radius=2) {
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}
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