76 lines
2.0 KiB
OpenSCAD
76 lines
2.0 KiB
OpenSCAD
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// Simple c shaped clip to insert into molle and mount QRS to.
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// Ref: Hole spacing upper 31.8mm apart, lower 64.6mm below midpoint of upper, try 6mm holes
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//
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// Strategy:
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// 3 cylinders at hole spacing
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// 3 boxes with c shape
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// minkowski all
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// cut holes, slice top and bottom
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// so backwards: diff 2 slices and holes, minkowski, then make the 3 cylinders and 3 cubes
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$fn = 40;
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qlsHoriz = 31.8;
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qlsVert = 64.6;
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qlsShiftX = 4;
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qlsShiftY = 63;
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qlsCant = 9.1;
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minkRad = 4;
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thickness = 5;
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armSize = 15;
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armCtc = 37;
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armLength = 126;
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// QLS spaced cylinders for add or remove
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module qls(diam = 6) {
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translate([qlsHoriz / 2, qlsVert / 2, 0]){
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cylinder(44, d = diam, center = true);
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}
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translate([-1 * qlsHoriz / 2, qlsVert / 2, 0]){
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cylinder(44, d = diam, center = true);
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}
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translate([0, -qlsVert / 2]){
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cylinder(44, d = diam, center = true);
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}
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}
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module tcqls(diam = 6) {
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translate([qlsShiftX, qlsShiftY, 0]){
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rotate(qlsCant, [0, 0, 1]){
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qls(diam);
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}
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}
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}
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// main diff
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difference() {
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// diff the minkowskid collection and two slice plates and some qls holes
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minkowski() {
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// minkowski the 6 part union and a sphere
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union() {
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// union of 3 cubes and 3 cylinders from qls
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translate([ armCtc / 2, armLength / 2, 0 ]) {
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cube([ armSize - minkRad * 2, armLength - minkRad * 2, 1 ], center = true);
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}
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translate([ -armCtc / 2, armLength / 2, 0 ]) {
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cube([ armSize - minkRad * 2, armLength - minkRad * 2, 1 ], center = true);
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}
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translate([ 0, armLength - armSize / 2, 0 ]) {
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cube([ armCtc + armSize - minkRad * 2 , armSize - minkRad * 2, 1], center = true);
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}
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tcqls(12 - minkRad);
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}
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// mink sphere
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sphere(minkRad);
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}
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// diffed top bottom slices and qls screw holes
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translate([0, 0, -33 - thickness / 2]){
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cube([444, 444, 66], center = true);
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}
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translate([0, 0, 33 + thickness / 2]){
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cube([444, 444, 66], center = true);
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}
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tcqls(7);
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}
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