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+++++++++++++++++++++ A PCO-1881 bottle neck: This is where our waterrocket adapter will have to fit to.
58 lines
1.8 KiB
OpenSCAD
58 lines
1.8 KiB
OpenSCAD
/*
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PCO-1881 Bottle Neck
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Based on http://imajeenyus.com/mechanical/20120508_bottle_top_threads/28mm-ISBT-PCO-1881-Finish-3784253-17.pdf
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*/
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use <thread_profile.scad> // https://github.com/MisterHW/IoP-satellite
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module pco1881 () {
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// The PCO-1881 bottle neck (approximately) as described in the spec
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union() {
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difference() {
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union() {
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cylinder(h=20, r=24.20/2);
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cylinder(h=1.7, r=25.07/2);
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translate([0, 0, 9])
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cylinder(h=11.2-0.6-9, r1=24.2/2, r2=28.0/2);
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translate([0, 0, 11.2-0.6])
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cylinder(h=0.6, r=28.0/2);
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translate([0, 0, 11.2])
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cylinder(h=20-11.2, r=25.71/2);
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translate([0, 0, 14.88])
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cylinder(h=1, r1=33.0/2-3.732, r2=33.0/2);
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translate([0, 0, 14.88+1])
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cylinder(h=17-14.88-1, r=33.00/2);
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translate([0, 0, 17])
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cylinder(h=3, r=26.19/2);
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};
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translate([0, 0, 13.94])
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rotate_extrude()
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translate([12.25+1.08, 0, 0])
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circle(1.08, $fn=50);
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color("Navy")
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translate([0, 0, -0.004])
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cylinder(h=20.008, r1=21.74/2, r2=10.870);
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};
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translate([0, 0, (1.70 + 1.92) / 2])
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straight_thread(
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section_profile = bottle_pco1881_neck_thread_profile(),
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higbee_arc = 10,
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r = bottle_pco1881_neck_thread_dia() / 2,
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turns = 650 / 360,
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pitch = bottle_pco1881_neck_thread_pitch(),
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fn = 60
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);
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};
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};
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*intersection() {
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color("Green")
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translate([-50, 0, -50])
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cube(100, 100, 100);
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pco1881();
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}
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*pco1881(); |