From: Ian Jackson <ijackson@chiark.greenend.org.uk>
Date: Sun, 22 Jul 2012 16:27:47 +0000 (+0100)
Subject: light bracket: dimensional adjustments
X-Git-Tag: iwj-success-2012-07-29~22
X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=reprap-play.git;a=commitdiff_plain;h=cb556fe9e986683af7ea7773f19e192dd56f44ee

light bracket: dimensional adjustments
---

diff --git a/light-bracket.scad b/light-bracket.scad
index 6e42bf1..e83a465 100644
--- 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) {
@@ -101,7 +102,8 @@ module bracket() {
 		stuff();
 		mainhole();
 		for (y=screw_ys) translate([0, y, -base_thick+2])	
-			screwhole(4,10);
+			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
 	}