MattSCAD/metric_screws.scad

25 lines
693 B
OpenSCAD

module selfTappingScrew(mSize=3, length=30, recessCap=0.1){
dk = mSize*2;
d = mSize;
k = (1.86/3)*mSize;
color("lightblue"){
// Shaft
cylinder(d=d, h=length, center=true);
// Cap
translate([0,0,(length-k)/2])
cylinder(d2=dk,d1=d, h=k, center=true);
}
// Recess
color("lightblue",0.2){
if(recessCap){
translate([0,0,(length+recessCap)/2])
cylinder(d=dk,h=recessCap+0.01, center=true);
}
}
}
translate([0,0,0])selfTappingScrew(mSize=3, length=30);
translate([0,20,0])selfTappingScrew(mSize=5, length=20);
translate([0,40,0])selfTappingScrew(mSize=3, length=20, recessCap=10);