-remote_width=56.2;
-remote_height=124.7;
-remote_thick=6.8;
+shrinkage = 1.0126; // width of 56.2 gives 55.5
+remote_width= 56.2 * shrinkage;
+remote_height=124.7 * shrinkage;
+remote_thick=7.3; // height of 6.8 gives 6.3
mainhole_thick=remote_thick+1;
-hook_width=1.5;
-hook_height=1.5;
-hook_thick=1.5;
-hook_hook=2.5;
-base_thick=10;
+hook_hook_thick=1.5;
+hook_stem_thick=1.5;
+hook_hook_len=1.5;
+base_thick=3.5;
+base_margin=3.0;
+base_width=remote_width-base_margin*2;
+base_height=remote_height-base_margin*2;
+base_edgewidth=4;
+
+screw_ys=[ 28, remote_height-28 ];
+
+// origin is base of mainhole
module mainhole() {
translate([ -remote_width/2, 0, 0 ])
}
module hhook(extent) {
- translate([ -remote_width/2 - hook_thick, 0, -base_thick*2 ])
- cube(center=false, size=[ hook_thick+hook_hook, extent,
- base_thick*2 + mainhole_thick + hook_height ]);
+ translate([ -hook_stem_thick, 0, -base_thick*2 ])
+ cube(center=false,
+ size=[
+ hook_stem_thick,
+ extent,
+ base_thick*2 + mainhole_thick + hook_hook_thick
+ ]);
+ translate([ -hook_stem_thick, 0, -base_thick*2 ])
+ cube(center=false,
+ size=[
+ hook_stem_thick+base_margin+base_edgewidth-1,
+ extent,
+ base_thick*2
+ ]);
+ translate([ -hook_stem_thick+1.0, 0, mainhole_thick ])
+ rotate(v=[0,1,0], a=-30)
+ cube(center=false,
+ size=[
+ 3,
+ extent,
+ hook_hook_thick
+ ]);
+ //difference() {
+ // #translate([ -hook_stem_thick, 0, -base_thick*2 ])
+ // cube(center=false,
+ // size=[
+ // hook_stem_thick+base_margin+base_edgewidth-1,
+ // extent,
+ // base_thick*2 + mainhole_thick + hook_hook_thick
+ // ]);
+ // translate([hook_hook_len, -5, 0])
+ // cube(center=false, size=[ 20, extent+10, 30 ]);
+ //}
+}
+
+module hhookside(extent) {
+ translate([ -remote_width/2, 0, 0 ])
+ hhook(extent);
+}
+
+module hhookbot(extent) {
+ rotate(a=90, v=[0,0,1]) hhook(extent);
+}
+
+module hstuff() {
+ translate([0,70,0]) hhookside(15);
+ translate([0,10,0]) hhookside(15);
+ translate([-10,0,0]) hhookbot(15);
+}
+
+module slashes() {
+ for (y=[-30 : 60 : +40])
+ translate([0,y,0])
+ rotate(v=[0,0,1],a=45)
+ cube(center=true, [ 5,200,200 ]);
+}
+
+module base() {
+ translate([ 0, base_height/2 + base_margin, -base_thick/2 ])
+ intersection() {
+ cube(center=true,
+ [ base_width, base_height, base_thick+10 ]);
+ union() {
+ difference() {
+ cube(center=true, [ 200,200,200 ]);
+ cube(center=true,
+ [ base_width - base_edgewidth*2,
+ base_height - base_edgewidth*2,
+ base_thick + 15 ]);
+
+ }
+ slashes();
+ mirror([1,0,0]) slashes();
+ }
+ }
+// translate([-base_width/2, base_margin, -base_thick*2])
+// cube(center=false, [base_width,base_height,base_thick+10]);
}
module stuff() {
- translate([0,50,0]) hhook(10);
+ hstuff();
+ mirror([1,0,0]) hstuff();
+ base();
+ for (y=screw_ys) translate([0, y, -20])
+ cylinder(r=6.5, h=21);
+}
+
+module screwhole(holedia, csdia) {
+ // screw goes along z axis downwards
+ // origin is top of head
+ // results are positive, so this should be subtracted
+ translate([0,0,-100]) cylinder(h=200, r=holedia/2);
+ csdist=(csdia-holedia)/2;
+ translate([0,0,-csdist]) cylinder(h=csdist, r1=holedia/2, r2=csdia/2);
+ cylinder(h=100, r=csdia/2);
}
-// mirror([1,0,0]){
-// hobject();
-//}
-//}
+module bracket() {
+ // this is the actual thing we want
+ difference() {
+ stuff();
+ %mainhole();
+ for (y=screw_ys) translate([0, y, 0])
+ screwhole(5,9); //dia=4 gives 2.9
+ //holedia=10 gives 9.0 want 7.0
+ translate([0,0,-50 - base_thick])
+ cube(center=true,[300,300,100]); // print bed
+ }
+}
-difference() {
- stuff();
- # mainhole();
+intersection() {
+ !bracket();
+ cube(center=true, [100,70,100]);
}