43 lines
1.2 KiB
OpenSCAD
43 lines
1.2 KiB
OpenSCAD
l=90;
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l_bar=12.5;
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w=70;
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h=3;
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mt=h;
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$fn=100;
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hole_l=76.6;
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hole_w=61.72;
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hole_dia=4;
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arc_offset=-8;
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module square(){
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difference(){
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cube([l,w,mt],center=true);
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for (x = [-hole_l/2,+hole_l/2], y = [-hole_w/2,+hole_w/2]) translate([x,y,0]){
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cylinder(r=hole_dia/2,h=h+0.2,center=true);
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translate([0,0,h-h/2])cylinder(r=hole_dia,h=h+0.2,center=true);
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}
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cube([l*0.85,w*0.75,mt+0.2],center=true);
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translate([l_bar,0,0])#cube([l,w+0.1,mt+0.2],center=true); //easier mounting bar
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}
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}
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module bracket(){
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difference(){
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rotate([90,0,0])cube([hole_l+mt*2,mt,hole_dia*2],center=true);
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for (x = [-hole_l/2,+hole_l/2]) translate([x,0,0]){
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cylinder(r=hole_dia/2,h=h+0.2,center=true);
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// translate([0,0,h-h/2])cylinder(r=hole_dia,h=h+0.2,center=true);
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}
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}
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difference(){
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rotate([90,0,0])translate([0,arc_offset,0])cylinder(h=hole_dia*2,r=hole_l/2-mt,center=true);
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rotate([90,0,0])translate([0,arc_offset,0])cylinder(h=hole_dia*2+0.1,r=hole_l/2-mt*1.5,center=true);
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translate([0,0,-l/4-mt/2])cube([l,hole_dia*2+0.1,l/2],center=true);
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}
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}
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translate([100,0,0])square();
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//translate([0,mt/2,0])rotate([-90,0,0])bracket();
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