DIY_3D_Printer/Motorhalter.scad

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$fn = 50;
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motorheight = 42.1;
motorwidth = 40.5;
wanddickemotor = 3;
wanddickelinks = 5.5;
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cylinderdiameter = 22.2;
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motorholedistance = (motorheight - 31) / 2;
leftholedist = 7;
M3HoleDiam = 3.4;
M3HeadDiam = 5.8;
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Motorhalter();
module Motorhalter() {
render() difference() {
mainbody();
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translate([motorwidth, wanddickelinks, 0]) motorholes(wanddickemotor);
leftholes();
}
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}
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//modules
module mainbody() {
cube([motorwidth + wanddickemotor, wanddickelinks, motorheight]);
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translate([motorwidth, wanddickelinks, 0])cube([wanddickemotor, motorheight, motorheight]);
translate([motorwidth + wanddickemotor, motorheight * 2 / 3, motorheight]) rotate([0, 0, 180]) linear_extrude(3)
polygon([[0, 0], [0, motorheight * 2 / 3], [motorwidth * 2 / 3, motorheight * 2 / 3]]);
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}
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module motorholes(thickness) {
translate([0, motorheight / 2, motorheight / 2])rotate([0, 90, 0])cylinder(h = thickness, d = cylinderdiameter,
$fn = 130);
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translate([0, motorheight - motorholedistance, motorheight - motorholedistance]) MotorM3Hole(thickness);
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translate([0, motorheight - motorholedistance, motorholedistance]) MotorM3Hole(thickness);
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translate([0, motorholedistance, motorheight - motorholedistance]) MotorM3Hole(thickness);
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translate([0, motorholedistance, motorholedistance]) MotorM3Hole(thickness);
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}
module leftholes() {
// bottom left
translate([leftholedist, 0, leftholedist]) LeftM3Hole();
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//bottom right
translate([motorwidth - leftholedist, 0, leftholedist]) LeftM3Hole();
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// upper left
translate([leftholedist, 0, motorwidth - leftholedist]) LeftM3Hole();
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// upper right
translate([motorwidth - leftholedist, 0, motorwidth - leftholedist]) LeftM3Hole();
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}
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module MotorM3Hole(thickness) {
rotate([0, 90, 0])cylinder(h = thickness, d = M3HoleDiam);
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}
module LeftM3Hole() {
rotate([270, 0, 0])cylinder(h = wanddickelinks, d = M3HoleDiam);
translate([0, wanddickelinks - 3, 0]) rotate([270, 0, 0])cylinder(h = 3, d = M3HeadDiam);
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}