86 lines
1.7 KiB
OpenSCAD
86 lines
1.7 KiB
OpenSCAD
use<juqs_collar.scad>;
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/*
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measurements
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total_z = 7.6
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upper_x = 59.6
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upper_y = 59.6
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upper_z = 4
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upper_r = 2 // ? maybe
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lower_x = 52.6
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lower_y = 52.6
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lower_z = 3.6
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lower_r = 13 // ? maybe
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screw_hole_d = 4.8
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screw_hole_bevel_d = 8.2
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screw_hole_bevel_h = 1.8
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screw_hole_padding_lower = 1.8
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*/
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alpha_adaptor();
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module alpha_adaptor() {
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$fn = 100;
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difference(){
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union(){
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lower();
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translate([0, 0, 3.6])
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upper();
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}
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screw_holes();
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cylinder(h = 10, r = 35 / 2);
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translate([0,0,7.6 - 2.8])
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base(b = 0);
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}
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}
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module upper(){
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rounded_rect(h = 4, size = 59.6, r = 2);
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}
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module lower(){
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rounded_rect(h=3.6, size = 52.6, r = 13);
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}
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module screw_holes(r = 4.8 / 2){
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offset = 52.6 / 2 - 1.8 - r;
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translate([offset, 0, 0]){
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cylinder(h = 10, r = r);
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translate([0, 0 ,7.6 - 1.8])
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cylinder(h = 1.8, r1 = r, r2 = 8.2 / 2);
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}
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translate([-offset, 0, 0]){
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cylinder(h = 10, r = r);
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translate([0, 0 ,7.6 - 1.8])
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cylinder(h = 1.8, r1 = r, r2 = 8.2 / 2);
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}
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translate([0, offset, 0]){
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cylinder(h = 10, r = r);
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translate([0, 0 ,7.6 - 1.8])
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cylinder(h = 1.8, r1 = r, r2 = 8.2 / 2);
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}
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translate([0, -offset, 0]){
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cylinder(h = 10, r = r);
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translate([0, 0 ,7.6 - 1.8])
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cylinder(h = 1.8, r1 = r, r2 = 8.2 / 2);
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}
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}
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module rounded_rect(h, size, r) {
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corner_offset = size / 2 - r;
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hull(){
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translate([corner_offset, corner_offset, 0])
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cylinder(h = h, r = r);
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translate([corner_offset, -corner_offset, 0])
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cylinder(h = h, r = r);
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translate([-corner_offset, corner_offset, 0])
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cylinder(h = h, r = r);
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translate([-corner_offset, -corner_offset, 0])
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cylinder(h = h, r = r);
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}
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}
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