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