92 lines
2.3 KiB
OpenSCAD
92 lines
2.3 KiB
OpenSCAD
include <../helper/math.scad>
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include <../helper/common.scad>
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include <../misc/magnet.scad>
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connectorRectWidth = 10;
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connectorRectDepth = 10;
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connectorTotalHeight = 5;
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connectorSocketMagnetExtrudeHeight = 1;
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connectorTaperStartHeight = 2;
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connectorRectPlugSlack = -0.1;
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connectorRectSocketSlack = 0.1;
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module stackConnectorBase(rectSlack) {
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wSlacked = connectorRectWidth + rectSlack;
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dSlacked = connectorRectDepth + rectSlack;
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module connRect() {
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linear_extrude(height=eps)
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square(size = [wSlacked, dSlacked]);
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}
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module connMagnetMount() {
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linear_extrude(height=eps)
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circle(r=magnetRSlacked);
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}
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hull() {
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connRect();
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translate(v=[0,0,connectorTaperStartHeight])
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connRect();
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}
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hull() {
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translate(v = [0, 0, connectorTaperStartHeight])
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connRect();
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translate(v=[wSlacked/2, dSlacked/2, connectorTotalHeight])
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connMagnetMount();
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}
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}
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module stackConnectorPlug() {
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assert(magnetHSlacked > connectorSocketMagnetExtrudeHeight);
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wSlacked = connectorRectWidth + connectorRectPlugSlack;
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dSlacked = connectorRectDepth + connectorRectPlugSlack;
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magnetLevelHeight = connectorTotalHeight - (magnetHSlacked - connectorSocketMagnetExtrudeHeight);
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difference() {
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intersection() {
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stackConnectorBase(connectorRectPlugSlack);
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cube(size=[dSlacked, wSlacked, magnetLevelHeight]);
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}
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translate(v = [wSlacked/2, dSlacked/2, magnetLevelHeight - magnetHSlacked])
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cylinder(r = magnetRSlacked, h = magnetHSlacked);
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}
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}
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module stackConnectorSocket_N() {
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wSlacked = connectorRectWidth + connectorRectSocketSlack;
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dSlacked = connectorRectDepth + connectorRectSocketSlack;
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bevelSlack = 0.5;
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bevelR = wSlacked + bevelSlack;
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bevelW = dSlacked + bevelSlack;
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bevelH = 0.5;
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stackConnectorBase(connectorRectSocketSlack);
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translate(v=[wSlacked/2, wSlacked/2, connectorTotalHeight - connectorSocketMagnetExtrudeHeight])
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cylinder(r=magnetRSlacked, h=magnetHSlacked);
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// bevel at the lip of the socket to guide the plug, as well as mitigate elephant foot during 3d printing
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hull() {
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translate(v=[0,0,bevelH])
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linear_extrude(height=eps)
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square(size = [wSlacked, dSlacked]);
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translate(v=[-bevelSlack/2, -bevelSlack/2, 0])
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linear_extrude(height=eps)
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square(size = [bevelR, bevelW]);
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}
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}
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