chiark / gitweb /
light-bracket: wip, has holes
authorIan Jackson <ijackson@chiark.greenend.org.uk>
Tue, 3 Jul 2012 00:37:40 +0000 (01:37 +0100)
committerIan Jackson <ijackson@chiark.greenend.org.uk>
Tue, 3 Jul 2012 00:37:40 +0000 (01:37 +0100)
light-bracket.scad

index 66d406f..c5715f6 100644 (file)
@@ -10,6 +10,8 @@ base_margin=4.0;
 base_width=remote_width-base_margin*2;
 base_height=remote_height-base_margin*2;
 
+// origin is base of mainhole
+
 module mainhole() {
        translate([ -remote_width/2, 0, 0 ])
        cube(center=false,
@@ -42,16 +44,30 @@ module hstuff() {
        translate([-10,0,0]) hhookbot(15);
 }
 
+module base() {
+       translate([-base_width/2, base_margin, -base_thick*2])
+               cube(center=false, [base_width,base_height,base_thick+10]);
+}
+
 module stuff() {
        hstuff();
        mirror([1,0,0]) hstuff();
-       translate([-base_width/2, base_margin, -base_thick*2])
-               cube(center=false, [base_width,base_height,base_thick+10]);
+       base();
+}
+
+module screwhole(holedia, csdia) {
+       // screw goes along z axis downwards
+       // origin is base of countersink
+       // results are positive, so this should be subtracted
+       translate([0,0,-100]) cylinder(h=200, r=holedia/2);
+       cylinder(h=100, r=csdia/2);
 }
 
 difference() {
        stuff();
        mainhole();
+       translate([0, 20,               -base_thick+2]) screwhole(4,10);
+       translate([0, remote_height-30, -base_thick+2]) screwhole(4,10);
        translate([0,0,-50 - base_thick])
                cube(center=true,[300,300,100]); // print bed
 }