98 lines
3.2 KiB
OpenSCAD
98 lines
3.2 KiB
OpenSCAD
/*
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standoff(standoff[radius,height,holesize,supportsize,supportheight,sink,style,i_dia,i_depth])
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*/
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/* standoff module
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standoff(standoff[radius,height,holesize,supportsize,supportheight,sink,style,reverse,insert_e,i_dia,i_depth])
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sink=0 none
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sink=1 countersink
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sink=2 recessed hole
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sink=3 nut holder
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sink=4 blind hole
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style=0 hex shape
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style=1 cylinder
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*/
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module standoff(stand_off){
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radius = stand_off[0];
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height = stand_off[1];
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holesize = stand_off[2];
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supportsize = stand_off[3];
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supportheight = stand_off[4];
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sink = stand_off[5];
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style = stand_off[6];
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reverse = stand_off[7];
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insert_e = stand_off[8];
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i_dia = stand_off[9];
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i_depth = stand_off[10];
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adjust = 0.1;
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difference (){
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union () {
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if(style == 0 && reverse == 0) {
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rotate([0,0,30]) cylinder(d=radius*2/sqrt(3),h=height,$fn=6);
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}
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if(style == 0 && reverse == 1) {
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translate([0,0,-height]) rotate([0,0,30]) cylinder(d=radius*2/sqrt(3),h=height,$fn=6);
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}
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if(style == 1 && reverse == 0) {
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cylinder(d=radius,h=height,$fn=90);
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}
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if(style == 1 && reverse == 1) {
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translate([0,0,-height]) cylinder(d=radius,h=height,$fn=90);
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}
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if(reverse == 1) {
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translate([0,0,-supportheight]) cylinder(d=(supportsize),h=supportheight,$fn=60);
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}
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else {
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cylinder(d=(supportsize),h=supportheight,$fn=60);
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}
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}
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// hole
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if(sink <= 3 && reverse == 0) {
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translate([0,0,-adjust]) cylinder(d=holesize, h=height+(adjust*2),$fn=90);
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}
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if(sink <= 3 && reverse == 1) {
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translate([0,0,-adjust-height]) cylinder(d=holesize, h=height+(adjust*2),$fn=90);
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}
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// countersink hole
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if(sink == 1 && reverse == 0) {
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translate([0,0,-adjust]) cylinder(d1=6.5, d2=(holesize), h=3);
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}
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if(sink == 1 && reverse == 1) {
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translate([0,0,+adjust-2.5]) cylinder(d1=(holesize), d2=6.5, h=3);
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}
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// recessed hole
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if(sink == 2 && reverse == 0) {
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translate([0,0,-adjust]) cylinder(d=6.5, h=3);
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}
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if(sink == 2 && reverse == 1) {
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translate([0,0,+adjust-3]) cylinder(d=6.5, h=3);
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}
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// nut holder
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if(sink == 3 && reverse == 0) {
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translate([0,0,-adjust]) cylinder(r=3.3,h=3,$fn=6);
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}
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if(sink == 3 && reverse == 1) {
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translate([0,0,+adjust-3]) cylinder(r=3.3,h=3,$fn=6);
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}
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// blind hole
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if(sink == 4 && reverse == 0) {
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translate([0,0,2]) cylinder(d=holesize, h=height,$fn=90);
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}
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if(sink == 4 && reverse == 1) {
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translate([0,0,-height-2-adjust]) cylinder(d=holesize, h=height,$fn=90);
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}
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if(insert_e > 0 && reverse == 0) {
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translate([0,0,height-i_depth]) cylinder(d=i_dia, h=i_depth+adjust,$fn=90);
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}
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if(insert_e > 0 && reverse == 1) {
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translate([0,0,-height-adjust]) cylinder(d=i_dia, h=i_depth+adjust,$fn=90);
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}
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}
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}
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