| 0,0 → 1,61 |
|---|
| r = 35; |
| h = 20; |
| thickness = 2; |
| |
| |
| shield_part(); |
| |
| |
| module shield_part(){ |
| difference(){ |
| difference(){ |
| translate([0,0,0.01]){scale(0.999){part(r,h);}} |
| resize([2*r-thickness*2,2*r-thickness*2,0]){part(r,h);} |
| } |
| union(){ |
| translate([0,0,1.15*h]){cube([2*r/1.5,thickness,0.3*h],center=true); |
| cube([thickness,2*r/1.5,0.3*h],center=true);} |
| } |
| } |
| |
| difference(){ |
| difference(){ |
| intersection(){ |
| union(){ |
| difference(){ |
| translate([thickness-r,-thickness/2,0]){cube([2*r-thickness*2,thickness,h]);} |
| translate([-r,0,h/3+h/2]){cube([r,r,h],center=true);} |
| } |
| translate([-thickness/2,thickness-r,0]){cube([thickness,2*r-thickness*2,h]);} |
| } |
| resize([2*r-thickness*2,2*r-thickness*2,0]){part(r,h);} |
| } |
| translate([0,0,-0.1]){cylinder(h=h,r=r/1.6-thickness,$fn=100);} |
| } |
| cylinder(h=h*2,r1=r/1.6-2*thickness,r2=r*0.8,$fn=100); |
| } |
| rotate([0,0,45]){ |
| translate([0,0,h/6]){ |
| difference(){ |
| cube([sqrt(2*pow(r/1.6,2)),sqrt(2*pow(r/1.6,2)),h/3],center=true); |
| cube([sqrt(2*pow(r/1.6,2))-thickness*2,sqrt(2*pow(r/1.6,2))-thickness*2,h/2],center=true); |
| } |
| } |
| } |
| } |
| |
| module part(r,h){ |
| difference(){ |
| intersection(){ |
| translate([-r,-r,0]){cube([2*r,2*r,h]);} |
| cylinder(h=h, r=r,$fn=100); |
| } |
| translate([0,0,h/5]){ |
| difference(){ |
| translate([-r,-r,0]){cube([r*2,r*2,h+1]);} |
| resize([0,0,h*5/3]){sphere(r=r,$fn=100);} |
| } |
| } |
| } |
| cylinder(h=1.3*h,r=r/1.5,$fn=100); |
| } |