55 lines
1.5 KiB
OpenSCAD
55 lines
1.5 KiB
OpenSCAD
include <../helper/cylindricalFilet.scad>
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include <../helper/filet.scad>
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include <../helper/screws.scad>
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include <../helper/matrix.scad>
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include <./config.scad>
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include <./sharedVariables.scad>
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include <./connector/connectors.scad>
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*xBar();
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module xBar() {
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applyConnector(on="xBar", to="yBar", trans=xBarMirrorOtherCornerTrans * xBarYBarConnectorTrans)
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applyConnector(on="xBar", to="yBar", trans=xBarYBarConnectorTrans)
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xBarBase();
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module xBarBase() {
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intersection() {
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difference() {
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cylindricalFiletEdge(xBarY, xBarX, xBarHeight, xBarRoundness);
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union() {
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translate(v = [xBarWallThickness, xBarSideThickness, xBarWallThickness])
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cylindricalFiletEdge(xBarY, xBarX-2*xBarSideThickness, xBarHeight, xBarRoundness-xBarWallThickness);
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connectorWallFiletNegative();
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multmatrix(xBarMirrorOtherCornerTrans)
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connectorWallFiletNegative();
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}
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}
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// Shave off bottom corners to reduce elephant's foot at where xBar and YBar join
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halfspace(vpos = [0, 1, 1], p = [0, 0.75, 0]);
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halfspace(vpos = [0, -1, 1], p = [0, xBarX-0.75, 0]);
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}
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module connectorWallFiletNegative() {
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cylindricalFiletNegative(
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p0=[xBarWallThickness, xBarSideThickness, xBarHeight],
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p1=[xBarY, xBarSideThickness, xBarHeight],
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n=[0, 1, 1], r=2
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);
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}
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}
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}
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xBarYBarConnectorTrans = rotate(a=[0,0,-90]);
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xBarMirrorOtherCornerTrans = translate(v = [0, xBarX, 0]) * mirror(v = [0, 1, 0]); |