From 28e74196dcfe8cd2362e522a405a6995a8ee2dab Mon Sep 17 00:00:00 2001
From: yOPERO <yopero666@gmail.com>
Date: Mon, 27 May 2013 16:41:08 +0200
Subject: [PATCH] Create Y_rod_idler_4_screws.scad

Y rod idlers with 4 screws instead of the original 2.
---
 Hardware/Y_axis/Y_rod_idler_4_screws.scad | 125 ++++++++++++++++++++++
 1 file changed, 125 insertions(+)
 create mode 100644 Hardware/Y_axis/Y_rod_idler_4_screws.scad

diff --git a/Hardware/Y_axis/Y_rod_idler_4_screws.scad b/Hardware/Y_axis/Y_rod_idler_4_screws.scad
new file mode 100644
index 0000000..975b2c9
--- /dev/null
+++ b/Hardware/Y_axis/Y_rod_idler_4_screws.scad
@@ -0,0 +1,125 @@
+// Cyclone PCB Factory: a 3D printable CNC machine for PCB manufacture
+// Created by Carlosgs (http://carlosgs.es)
+// License: Attribution - Share Alike - Creative Commons (http://creativecommons.org/licenses/by-sa/3.0/)
+
+use <../libs/obiscad/bcube.scad>
+use <../libs/obiscad/bevel.scad>
+use <../libs/build_plate.scad>
+
+
+module Y_rod_idler(show_printbed = 0) {
+
+motor_stand_thickness = 5;
+
+bearing_diameter = 22.4;
+M8_rod_diam = 8.2;
+
+smooth_rod_margin = 1;
+
+smooth_rod_screw_sep = 8;
+smooth_rod_screw_diam = 3;
+smooth_rod_screw_len = 7;
+
+frame_thickness = 4;
+bottom_thickness = 4;
+base_screw_diameter = 5;
+
+Y_rod_height = 40;
+Y_rod_dist_from_wall = 15;
+
+Y_rod_support_lenght = Y_rod_dist_from_wall+smooth_rod_screw_sep+smooth_rod_screw_diam;
+
+frame_width = 30;
+frame_height = Y_rod_height-smooth_rod_margin;
+wall_thickness = 5;
+
+if(show_printbed) {
+//for display only, doesn't contribute to final object
+translate([frame_width/2,frame_height/2,0]) build_plate(3,110,140);
+}
+
+union() {
+  // --------- Main frame --------- //  
+  difference() {
+  translate([frame_width/2,frame_height/2,frame_thickness/2])
+    cube([frame_width,frame_height,frame_thickness],center=true);
+  rotate([0,0,35]) cube([33,frame_height*10,frame_thickness*10],center=true);
+
+  } // End of difference() command
+
+
+// --------- Step with screws in the base --------- //  
+
+  difference() {
+  translate([0,frame_height-bottom_thickness,frame_thickness/2])
+    cube([frame_width,bottom_thickness,Y_rod_support_lenght/2],center=false);
+  // --------- Screws in the base --------- //
+  rotate([90,0,0]) translate([frame_width/3,Y_rod_support_lenght/2.5,-frame_height]) {
+    translate([-5,0,0])
+      cylinder(r=base_screw_diameter/2,h=2*smooth_rod_screw_len,center=true,$fn=6);
+    translate([5,0,0])
+      cylinder(r=base_screw_diameter/2,h=2*smooth_rod_screw_len,center=true,$fn=6);
+  }
+
+  } // End of difference() command
+  //Extra 2 screws @yopero
+  difference() {
+  translate([0,frame_height-bottom_thickness,frame_thickness/2+13])
+    cube([frame_width,bottom_thickness,Y_rod_support_lenght/2+2],center=false);
+  // --------- Screws in the base --------- //
+  rotate([90,0,0]) translate([frame_width/3,Y_rod_support_lenght/2.5,-frame_height]) {
+    translate([-5,13,0])
+      cylinder(r=base_screw_diameter/2,h=2*smooth_rod_screw_len,center=true,$fn=6);
+    translate([5,13,0])
+      cylinder(r=base_screw_diameter/2,h=2*smooth_rod_screw_len,center=true,$fn=6);
+  }
+
+  } // End of difference() command
+
+// --------- Bevel base supports --------- //
+translate([frame_width-frame_thickness,frame_height,frame_thickness-0.5])
+  rotate([90,0,-90])
+    bconcave_corner(cr=Y_rod_support_lenght-0.5, cres=0, l=frame_thickness*2, th=0.5, ext_corner=true);
+
+
+// --------- Bevel Y rod support --------- //
+translate([frame_width-frame_thickness,frame_height,frame_thickness-2])
+  translate([0,-Y_rod_height+smooth_rod_margin,0]) {
+    difference() {
+      rotate([90,0,90]) // Bevel
+        bconcave_corner(cr=Y_rod_support_lenght-smooth_rod_screw_len, cres=0, l=frame_thickness*2, th=smooth_rod_screw_len, ext_corner=true);
+
+      translate([0,-smooth_rod_margin,Y_rod_dist_from_wall]) rotate([0,90,0]) {
+        cylinder(r=M8_rod_diam/2,h=10*frame_thickness,center=true,$fn=40);
+        // Screws
+        rotate([90,0,0]) {
+          translate([-smooth_rod_screw_sep,0,-1])
+            cylinder(r=smooth_rod_screw_diam/2,h=2*smooth_rod_screw_len,center=true,$fn=6);
+          translate([smooth_rod_screw_sep,0,-1])
+            cylinder(r=smooth_rod_screw_diam/2,h=2*smooth_rod_screw_len,center=true,$fn=6);
+        }
+      }
+  }
+  }
+
+} // End of union() command
+
+}
+
+module base_screws(){
+
+
+}
+//Y_rod_idler(show_printbed = 1);
+scale([-1,1,1]) Y_rod_idler(show_printbed = 1);
+translate([0,-5,0])
+rotate([180,0,0])
+mirror([0,0,1]){
+   scale([-1,1,1]) Y_rod_idler(show_printbed = 0);
+}
+
+
+
+
+
+