From 15fc687b66455f89bbfa92d8788488f87a4af9d1 Mon Sep 17 00:00:00 2001
From: veverkaondrej <37627939+veverkaondrej@users.noreply.github.com>
Date: Mon, 1 Oct 2018 10:51:55 +0100
Subject: [PATCH] improved nut traps

---
 x-end.scad | 150 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 150 insertions(+)
 create mode 100644 x-end.scad

diff --git a/x-end.scad b/x-end.scad
new file mode 100644
index 0000000..26607db
--- /dev/null
+++ b/x-end.scad
@@ -0,0 +1,150 @@
+// PRUSA iteration4
+// X end prototype
+// GNU GPL v3
+// Josef Průša <iam@josefprusa.cz> and contributors
+// http://www.reprap.org/wiki/Prusa_Mendel
+// http://prusamendel.org
+
+use <bearing.scad>
+use <polyholes.scad>
+rod_distance = 45;
+
+module x_end_base()
+{
+    
+    
+    
+    // Main block
+    height = 58;
+    translate(v=[-15,-9,height/2]) cube(size = [17,39,height], center = true);
+    translate([-8,-28.5,0]) cube(size = [5,1,13.5]);
+    
+    // Bearing holder
+    vertical_bearing_base();	
+    
+    //Nut trap
+    // Cylinder
+    translate(v=[0,-17,0]) cylinder(h = 13.5, r=12.5, $fn=100);
+    difference()
+    {
+        translate(v=[0,-17,13]) poly_cylinder(h = 3, r=12.5, $fn=25);
+        translate(v=[8,-17,12]) rotate([0,0,0]) cube(size = [15,50,10], center = true);
+        translate(v=[8,-24,12]) rotate([0,0,0]) cube(size = [50,15,10], center = true);
+        translate(v=[0,-17, -1]) cylinder(h = 20, r = 6.7, $fn = 60);
+    }
+    
+    
+
+    
+    
+    
+    
+}
+module reinforcement_selective_infill()
+{
+    rotate([90,0,-15,]) translate ([-1.5, 8, 26])linear_extrude(height = 0.2) polygon( points=[[-2,0],[0,5],[8,0]] ); 
+    rotate([90,0,-50,]) translate ([8.5, 8, 1.4])linear_extrude(height = 0.2) polygon( points=[[0,0],[0,5],[12,0]] ); 
+}
+    
+   
+    
+module x_end_holes()
+{
+    vertical_bearing_holes();
+    // Belt hole
+    translate(v=[-1,0,0])
+    {
+        // Stress relief
+        translate(v=[-5.5-10+1.5,-10-1,30]) cube(size = [18,1,28], center = true);
+        difference()
+        {
+        
+        translate(v=[-5.5-10+1.5,-10,30]) cube(size = [10,46,28], center = true);
+
+        // Nice edges
+        translate(v=[-5.5-10+1.5-5,-10,30+23]) rotate([0,20,0]) cube(size = [10,46,28], center = true);
+        translate(v=[-5.5-10+1.5+5,-10,30+23]) rotate([0,-20,0]) cube(size = [10,46,28], center = true);
+        translate(v=[-5.5-10+1.5,-10,30-23]) rotate([0,45,0]) cube(size = [10,46,28], center = true);
+        translate(v=[-5.5-10+1.5,-10,30-23]) rotate([0,-45,0]) cube(size = [10,46,28], center = true);
+
+        }
+    }
+
+
+// Bottom pushfit rod
+    translate(v=[-15,-41,6]) rotate(a=[-90,0,0]) pushfit_rod(7.8,50);
+
+// Top pushfit rod
+    translate(v=[-15,-41.5,rod_distance+6]) rotate(a=[-90,0,0]) pushfit_rod(7.8,50);
+
+// TR Nut trap
+   // Hole for the nut
+    //#translate(v=[0,-17, -1]) poly_cylinder(h = 9.01, r = 6.7, $fn = 60);
+    translate(v=[0,-17, -1]) cylinder(h = 14.51, r = 6.7, $fn = 60);
+    translate(v=[0,-17, -0.1]) cylinder(h = 1, r1 = 7.2,r2 = 6.7, $fn = 60);
+
+// Screw holes for TR nut
+   
+   
+    translate(v=[0,-17, 0]) rotate([0, 0, -135]) translate([0, 9.5, -4]) cylinder(h = 19, r = 1.65, $fn=50);
+    
+    translate(v=[0,-17, 0]) rotate([0, 0, -135]) translate([0, -9.5, -4]) cylinder(h = 19, r = 1.65, $fn=50);
+        
+    
+  
+    translate(v=[0,-17,0]) rotate([0,0,-135]) translate([0,9.5,-1]) cylinder(h=2, r1=2.2,r2=1.65, $fn=50);
+    translate(v=[0,-17,0]) rotate([0,0,-135]) translate([0,-9.5,-1]) cylinder(h=2, r1=2.2,r2=1.65,, $fn=50);
+
+
+// Nut traps for TR nut screws
+    translate(v=[0,-17, 0]) rotate([0, 0, -135]) translate([0, 9.5, 11]) rotate([0, 0, 0])cylinder(h = 6, r = 3.1, $fn=6);
+
+    translate(v=[0,-17, 0]) rotate([0,0,-135]) translate([0,-9.5,10]) rotate([0,0,30])cylinder(h = 4, r = 3.2, $fn=6);
+    translate([-5.5,-17.2,10]) rotate([0,0,32]) cube([5,5.9,3.5]);
+    translate([-0,-17.2,10]) rotate([0,0,58]) cube([5,10,3.5]);
+    
+   
+    
+   
+    
+}
+
+
+// Final prototype
+module x_end_plain()
+{
+    difference()
+    {
+    union()
+    {
+        difference()
+        {
+            x_end_base();
+            x_end_holes();
+        }
+       
+    }
+
+    }
+    
+   
+    
+
+}
+
+
+
+module pushfit_rod(diameter,length)
+{
+    poly_cylinder(h = length, r=diameter/2);
+    difference()
+    {
+        translate(v=[0,-diameter/2.85,length/2]) rotate([0,0,45]) cube(size = [diameter/2,diameter/2,length], center = true);
+        translate(v=[0,-diameter/4-diameter/2-0.4,length/2]) rotate([0,0,0]) cube(size = [diameter,diameter/2,length], center = true);
+    }
+}
+difference () {
+x_end_plain();
+  //translate([-50,-50,-1]) rotate([0,0,0]) cube([100,100,5]);  
+}
+//    
\ No newline at end of file