light bracket: dimensional adjustments

[reprap-play.git] / light-bracket.scad

diff --git a/light-bracket.scad b/light-bracket.scad
index 0e3bee66da5b30e6114bda563d6b8eea650c4ffa..e83a465b703ffeb0ac61b8f0cdd691566616a1dd 100644 (file)
--- a/light-bracket.scad
+++ b/light-bracket.scad
@@ -1,6 +1,7 @@
-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_hook_thick=1.5;
 hook_stem_thick=1.5;
@@ -84,7 +85,7 @@ module stuff() {
        mirror([1,0,0]) hstuff();
        base();
        for (y=screw_ys) translate([0, y, -20])
-               cylinder(r=7.5, h=21);
+               cylinder(r=6.5, h=21);
 }
 
 module screwhole(holedia, csdia) {
@@ -95,10 +96,20 @@ module screwhole(holedia, csdia) {
        cylinder(h=100, r=csdia/2);
 }
 
-difference() {
-       stuff();
-       mainhole();
-       for (y=screw_ys) translate([0, y, -base_thick+2]) screwhole(4,10);
-       translate([0,0,-50 - base_thick])
-               cube(center=true,[300,300,100]); // print bed
+module bracket() {
+       // this is the actual thing we want
+       difference() {
+               stuff();
+               mainhole();
+               for (y=screw_ys) translate([0, y, -base_thick+2])       
+                       screwhole(5,8); //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
+       }
+}
+
+intersection() {
+       !bracket();
+       cube(center=true, [100,55,100]);
 }