63 lines
2.8 KiB
OpenSCAD
63 lines
2.8 KiB
OpenSCAD
// PRUSA iteration4
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// Y belt idler
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// GNU GPL v3
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// Josef Průša <iam@josefprusa.cz> and contributors
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// http://www.reprap.org/wiki/Prusa_Mendel
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// http://prusamendel.org
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module Y_belt_idler()
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{
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difference()
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{
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// base block
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translate([-12.5, -20, 5]) cube([25, 20, 35]);
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translate([-4.75, -27, -1]) cube([9.5, 20, 50]);
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// angled front side
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translate([-15, -19.5, -15]) rotate([37, 0, 0]) cube([30, 20, 40]);
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translate([-15, -12, -15]) rotate([60, 0, 0]) cube([30, 20, 40]);
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translate([-15, -20, 29.5]) rotate([38, 0, 0]) cube([30, 20, 20]);
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// screws
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translate([0, 1, 36]) rotate([90, 0, 0]) cylinder(h = 25, r = 1.65, $fn = 50);
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translate([0, -2, 36]) rotate([90, 0, 0]) cylinder(h = 6, r = 3.1, $fn = 6);
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translate([0, 1, 10]) rotate([90, 0, 0]) cylinder(h = 25, r = 1.65, $fn = 50);
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translate([0, -2, 10]) rotate([90, 0, 0]) cylinder(h = 6, r = 3.1, $fn = 6);
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translate([0, -5, 36]) rotate([90, 0, 0]) cylinder(h = 6, r = 3.1, r2 = 3.9, $fn = 6);
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translate([0, -5, 10]) rotate([90, 0, 0]) cylinder(h = 6, r = 3.1, r2 = 3.9, $fn = 6);
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translate([0, 1, 36]) rotate([90, 0, 0]) cylinder(h = 2, r = 2.5, r2 = 1.65, $fn = 50);
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translate([0, 1, 10]) rotate([90, 0, 0]) cylinder(h = 2, r = 2.5, r2 = 1.65, $fn = 50);
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// pulley cut
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translate([-5, -14, 22.5]) rotate([0, 90, 0]) cylinder(h = 10, r = 10, $fn = 30);
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// pulley screw axis
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translate([-13.5, -14, 22.5]) rotate([0, 90, 0]) cylinder(h = 30, r = 1.6, $fn = 50);
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translate([-14, -14, 22.5]) rotate([0, 90, 0]) cylinder(h = 7, r = 3.1, $fn = 6);
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translate([-14, -14, 22.5]) rotate([0, 90, 0]) cylinder(h = 4, r2 = 3.1, r1 = 4, $fn = 6);
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translate([8, -14, 22.5]) rotate([0, 90, 0]) cylinder(h = 6, r = 3.1, $fn = 50);
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// selective infill
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translate([-10, -18, 18]) cube([3, 17, 0.5]);
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translate([8, -18, 18]) cube([3, 17, 0.5]);
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translate([-10, -18, 27]) cube([3, 17, 0.5]);
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translate([8, -18, 27]) cube([3, 17, 0.5]);
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translate([-10, -17, 16]) cube([3, 15, 0.5]);
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translate([8, -17, 16]) cube([3, 15, 0.5]);
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translate([-10, -16, 29]) cube([3, 15, 0.5]);
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translate([8, -16, 29]) cube([3, 15, 0.5]);
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translate([-8, -2, 30]) cube([16, 1, 0.5]);
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translate([-8, -2, 13]) cube([16, 1, 0.5]);
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// upper side mark
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translate([8.5, -3.5, 39]) rotate([0, 0, 0]) cylinder(h = 2, r = 1.5, $fn = 30);
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//version
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translate([3.5, -0.5, 20]) rotate([90, 0, 180]) linear_extrude(height = 0.6)
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{ text("R2", font = "helvetica:style = Bold", size = 4, center = true); }
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}
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}
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rotate([-90, 0, 0]) Y_belt_idler();
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