53 lines
1.5 KiB
OpenSCAD
53 lines
1.5 KiB
OpenSCAD
include <./common.scad>
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// Rack ear modules.
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// To be used either by itself if the item supports it, or within another module
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rackEarModule(frontThickness=3,sideThickness=3,frontWidth=30, sideDepth=50, u=4, support=true);
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module rackEarModule(frontThickness, sideThickness, frontWidth, sideDepth, u, backPlaneHeight=3, support=true) {
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earHeight = u*uDiff + 2*rackMountScrewZDist;
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difference() {
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translate(v = [-rackMountScrewXDist, 0, -rackMountScrewZDist]) {
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// front
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cube(size = [frontWidth, frontThickness, earHeight]);
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// side
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hull() {
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translate(v = [frontWidth-sideThickness, 0, 0])
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cube(size = [sideThickness, frontThickness, earHeight]);
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backSegmentPlane();
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}
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if (support) {
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hull() {
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extraSpacing = 1;
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translate(v= [rackMountScrewXDist+railScrewHoleToOuterEdge+extraSpacing,frontThickness,0])
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cube(size = [sideThickness, eps, earHeight]);
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backSegmentPlane();
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}
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}
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}
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rackMountHoles();
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}
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module backSegmentPlane() {
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translate(v = [frontWidth-sideThickness, sideDepth, 0])
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cube(size = [sideThickness, eps, backPlaneHeight]);
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}
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module rackMountHoles() {
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rotate(a=[90,0,0])
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cylinder(r=screwRadiusSlacked(mainRailScrewType), h=frontThickness*2, center=true);
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translate(v=[0,0,u*uDiff])
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rotate(a=[90,0,0])
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cylinder(r=screwRadiusSlacked(mainRailScrewType), h=frontThickness*2, center=true);
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}
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}
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