MattSCAD/metric_bolts.scad
2021-08-19 01:45:53 +02:00

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2.4 KiB
OpenSCAD

module metricBoltHex(mSize, structural=false, recessNut=0, chamfer=false){
hexDiameter = mSize * (structural?2.0:1.8);
translate([0,0,(mSize*0.7)/2])
cylinder(d=hexDiameter,h=mSize * 0.7, $fn=6, center=true);
if(recessNut > 0){
#translate([0,0,(recessNut/2)*-1])
cylinder(d=mSize * (structural?2.0:1.8),h=recessNut, $fn=6, center=true);
}
if(chamfer){
chamferHeight = mSize*1.5*0.595;
translate([0,0,(mSize * 0.7)+(chamferHeight/2)])
#cylinder(d1=hexDiameter,d2=0,h=chamferHeight, center=true, $fn=6);
}
}
module metricSocketCap(mSize, length, structural=false,recessCap=0, chamfer=false){
translate([0,0,(length + ((mSize*1.25)/2))])
cylinder(d=mSize*1.5,h=mSize*1.25, center=true, $fn=360);
if(recessCap > 0){
translate([0,0,(length + ((recessCap/2)+(mSize*1.25)))])
#cylinder(d=mSize*1.5,h=recessCap, center=true, $fn=360);
}
if(chamfer){
translate([0,0,(length-((mSize*1.5*0.595)/2))])
#cylinder(d2=mSize*1.5,d1=0,h=mSize*1.5*0.595, center=true, $fn=360);
}
}
module metricShaft(mSize, length, structural=false){
translate([0,0,(length/2)])
cylinder(d=mSize, h=length, center=true, $fn=360);
}
module metricSocketScrew(mSize, length, structural=false, recessCap=0, chamfer=false){
metricSocketCap(mSize, length, structural=structural, recessCap=recessCap, chamfer=chamfer);
metricShaft(mSize, length, structural=structural);
}
module metricCapheadAndBolt(mSize, length=40, structural=false, recessCap=0, recessNut=0, chamfer=false){
echo (str("Creating a M",mSize, " size, ", length, "mm long caphead and bolt ", chamfer?"with":"without", " chamfering."));
if(recessCap){
echo (str("It has a ", recessCap, "mm recessed cap"));
}
if(recessNut){
echo (str("It has a ", recessCap, "mm recessed nut"));
}
translate([0, 0, mSize * 0.7])
metricSocketScrew(mSize, length, structural=structural, recessCap=recessCap, chamfer=chamfer);
metricBoltHex(mSize,structural, recessNut=recessNut, chamfer=chamfer);
}
/*
translate([0,0,0])
metricCapheadAndBolt(6, 20);
translate([0,10,0])
metricCapheadAndBolt(6, 20, recessNut=10, recessCap=10);
translate([0,20,0])
metricCapheadAndBolt(6, 20, chamfer=true);
translate([20,0,0])
metricCapheadAndBolt(10, 40);
translate([20,20,0])
metricCapheadAndBolt(10, 40, recessNut=10, recessCap=10);
translate([20,40,0])
metricCapheadAndBolt(10, 40, chamfer=true);
*/