71 lines
2.0 KiB
OpenSCAD
71 lines
2.0 KiB
OpenSCAD
include <../helper/common.scad>
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include <../config/common.scad>
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include <./sharedVariables.scad>
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include <./connector/connectors.scad>
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*mainRail();
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module mainRail() {
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applyBevels()
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applyConnector(on="mainRail", to="yBar", trans=yBarConnectorTrans)
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applyConnector(on="mainRail", to="yBar", trans=mirrorMainRailOtherSideTrans * yBarConnectorTrans)
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mainRailBase();
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module mainRailBase() {
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difference() {
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union() {
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frontRailSegment();
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translate(v = [railSideMountThickness, railFrontThickness, 0])
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rotate(a = [0, 0, 90])
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sideSupportSegment();
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}
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}
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module frontRailSegment() {
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difference() {
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cube(size = [frontFaceWidth, railFrontThickness, railTotalHeight]);
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for (i = [1:numRailScrews]) {
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translate(v = [railScrewHoleToOuterEdge, railFrontThickness/2, i*screwDiff+railFootThickness])
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rotate(a = [90, 0, 0])
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hexNutPocket_N(mainRailScrewType);
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}
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}
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}
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module sideSupportSegment() {
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difference() {
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cube(size = [sideSupportDepth, railSideMountThickness, railTotalHeight]);
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for (i = [1:numRailScrews]) {
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translate(v = [frontScrewSpacing, railFrontThickness/2, i*screwDiff+railFootThickness])
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rotate(a = [90, 0, 0])
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cylinder(r = screwRadiusSlacked(mainRailSideMountScrewType), h = inf10, $fn = 32);
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}
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}
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}
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}
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yBarConnectorTrans = identity;
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module applyBevels() {
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b = 0.5; // bevel value
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apply_n() {
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union() {
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halfspace(vpos = [-1, -1, 0], p = [b, b, 0]);
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halfspace(vpos = [-1, 0, -1], p = [b, 0, b]);
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halfspace(vpos = [-1, 0, 1], p = [b, 0, railTotalHeight-b]);
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cylindricalFiletNegative(p0=[frontFaceWidth, 0, 0], p1=[frontFaceWidth, 0, railTotalHeight], n=[1,-1,0], r=1);
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cylindricalFiletNegative(p0=[frontFaceWidth, railFrontThickness, railFootThickness+4], p1=[frontFaceWidth, railFrontThickness, railTotalHeight-(railFootThickness+4)], n=[1,1,0], r=1);
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}
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children(0);
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}
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}
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}
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