From 4ccb57a798f222df6e222f9ea541f4114572854d Mon Sep 17 00:00:00 2001
From: TheZeroBeast <TheZeroBeast@me.com>
Date: Wed, 30 May 2018 20:32:19 +0000
Subject: [PATCH] TZB-CenteredYAxisHoming

I have redesigned the Y-Motor-holder to incorporate a hard stop for the hotbed belt mount so the load is centered to the motor and removes the random skew introduced.
---
 Printed-Parts/scad/y-motor-holder.scad | 21 ++++++++++-----------
 1 file changed, 10 insertions(+), 11 deletions(-)

diff --git a/Printed-Parts/scad/y-motor-holder.scad b/Printed-Parts/scad/y-motor-holder.scad
index 3ded59b8..98cb3c20 100644
--- a/Printed-Parts/scad/y-motor-holder.scad
+++ b/Printed-Parts/scad/y-motor-holder.scad
@@ -1,4 +1,4 @@
-// PRUSA iteration4
+    
 // Y motor holder
 // GNU GPL v3
 // Josef Průša <iam@josefprusa.cz> and contributors
@@ -10,14 +10,13 @@ module holder()
     difference()
     {
         // base body
-        translate([-6,-1.5,0]) cube([19,42,47]);
+        translate([-7,-1.5,0]) cube([20,42,47]);
 
         // shape cuts
         translate([-20,19.5,26]) rotate([0,90,0]) cylinder( h=35, r=11.5, $fn=50 );   
-        translate([-11,20,15]) cube([26,23,64]);
-        translate([-20,5.5,-1]) cube([26,41,64]);
-        translate([-20,-5,37]) cube([26,21,20]);
-        translate([-20,-1,37]) cube([26,30,20]);
+        translate([-11,20,15]) cube([26,23,22.5]);
+        translate([-20,5.5,-1]) cube([26,41,38.5]);
+        translate([-20,32.1,37]) cube([34,30,20]);
         
         // lower motor screw
         translate([-20,35 ,10.5]) rotate([0,90,0]) cylinder( h=40, r=1.65, $fn=50 ); 
@@ -25,7 +24,7 @@ module holder()
         
         // upper motor screw    
         translate([-20,4,41.5]) rotate([0,90,0]) cylinder( h=40, r=1.65, $fn=50 );         
-        translate([4,4,41.5]) rotate([0,90,0]) cylinder( h=4, r=3.1, $fn=50 );         
+        translate([-8,4,41.5]) rotate([0,90,0]) cylinder( h=16, r=3.1, $fn=50 );         
         
         // lower frame screw    
         translate([0,12,7]) rotate([90,0,0]) cylinder( h=40, r=1.6, $fn=50 ); 
@@ -38,20 +37,20 @@ module holder()
         translate([0,6.6,29]) rotate([90,0,0]) cylinder( h=2, r2=3.1, r1=4, $fn=6 );
 
         // corners
-        translate([-10,20,42]) rotate([45,0,0]) cube([60,10,10]);        
         translate([-10,-5,42]) rotate([45,0,0]) cube([60,10,10]);        
         translate([-10,38,-7]) rotate([45,0,0]) cube([60,20,10]);        
         translate([-10,43,10]) rotate([45,0,0]) cube([60,20,20]);  
         translate([-14,-10,-2]) rotate([0,45,0]) cube([10,50,10]);        
-        translate([-14,-10,37]) rotate([0,45,0]) cube([10,50,10]);        
+        translate([-14,33,28]) rotate([45,0,0]) cube([28,10,10]);        
         translate([18,-10,-5]) rotate([0,0,45]) cube([10,10,60]);        
     }
     
     // reinforcement
     translate([7.8,1.9,0]) rotate([0,0,55]) cube([5,5,18]);
+    translate([-7,4.5,34]) rotate([45,0,0]) cube([18,6,2.5]);
     difference()
         {
-            translate([7.8,1.9,13.6]) rotate([0,0,55]) cube([5,5,23.4]);
+            translate([7.8,1.9,13.6]) rotate([0,0,55]) cube([5,5,24]);
             translate([-20,19.5,26]) rotate([0,90,0]) cylinder( h=35, r=12, $fn=30 );   
         }
    
@@ -78,4 +77,4 @@ module y_motor_holder()
 y_motor_holder();    
     
     
-    
\ No newline at end of file
+