Refactored z axis

diff --git a/configuration.scad b/configuration.scad
index 1782d2a..7aebad7 100644 (file)
--- a/configuration.scad
+++ b/configuration.scad
@@ -25,7 +25,13 @@ linear = false;
 // set false for LM-8UU, true for LM-E-8UU (ignore if linear is set to false)
 lme8uu = false;
 
+//Machine dimensions
 
+board_thickness = 16;
+board_to_xz_distance = 26;
+
+belt_tooth_distance = 2.5;
+belt_tooth_stride = 0.5;
 
 // CHANGE ONLY THE STUFF YOU KNOW
 // IT WILL REPLACE DEFAULT SETTING

diff --git a/z-axis.scad b/z-axis.scad
dissimilarity index 99%
index 523aad2..764eea6 100644 (file)
--- a/z-axis.scad
+++ b/z-axis.scad
@@ -1,104 +1,58 @@
-module zmotorholder(){
-difference(){
-       union(){
-               // Motor holding part
-               translate(v = [21,21+5,0])
-               {
-                       //#cube(size = [42,42,2], center=true);
-                       difference(){
-                               union(){
-                               translate(v = [2.5,0,0]) translate(v = [-21+4.5,-5,5]) cube(size = [9+5,36+5.5,10], center=true);
-                               translate(v = [2.55,0,0])translate(v = [-9.5,-21-5+7,5]) cube(size = [55,14,10], center=true);
-                               translate(v = [5,0,0])translate(v = [0,-21-5+8,5]) cube(size = [42,5,10], center=true);
-                               
-                               //%cylinder(h = 10, r=11);
-                               
-                               translate(v = [5,0,0])translate(v = [-15.5,-15.5,0]) cylinder(h = 10, r=5.5);
-                               translate(v = [5,0,0])translate(v = [-15.5,+15.5,0]) cylinder(h = 10, r=5.5);
-                               translate(v = [0,0,0])translate(v = [-15.5,+15.5,0]) cylinder(h = 10, r=5.5);
-                               translate(v = [5,0,0])translate(v = [15.5,-15.5,0]) cylinder(h = 10, r=5.5);
-                               
-                               translate(v = [5,0,0])translate(v = [15.5,-15.5-5,0]) cylinder(h = 10, r=5.5);
-                               }
-                               
-                               
-                               // inside rounded corner
-                               translate(v = [-21,-21,0]) cylinder(h = 12, r=1.2, $fn=8);
-                               
-                               //alignemnt tab
-                               translate(v = [-21+10-20,-21+10,5]) cube(size = [20,20,12], center=true);
-                               
-                               // Z smooth rod cutout
-                               translate(v = [5,0,0])translate(v = [0,-21+4.2,-1]) cylinder(h = 12, r=4.2);
-                               
-                               // motor screw holes
-                               translate(v = [5,0,0])translate(v = [-15.5,-15.5,-1]) cylinder(h = 9, r=1.7);
-                               translate(v = [5,0,0])  translate(v = [-15.5,+15.5,-1]) cylinder(h = 9, r=1.7);
-                               translate(v = [5,0,0])translate(v = [15.5,-15.5,-1]) cylinder(h = 9, r=1.7);
-                               // holes for heads
-                               translate(v = [5,0,0])translate(v = [-15.5,-15.5,7]) cylinder(h = 7, r=3.5);
-                               translate(v = [5,0,0])translate(v = [-15.5,+15.5,7]) cylinder(h = 7, r=3.5);
-                               translate(v = [5,0,0])translate(v = [15.5,-15.5,7]) cylinder(h = 7, r=3.5);
-                               
-                               
-                               // self tap screw holes
-                               translate(v = [-22,0,5]) rotate([0,90,0]) cylinder(h = 25, r=2, $fn=18);
-                               translate(v = [-13.5,0,5]) rotate([0,90,0]) cylinder(h = 2, r1=1.7, r2=3.5, $fn=18);
-                               translate(v = [-13.5+1.95,0,5]) rotate([0,90,0]) cylinder(h = 10, r=3.5, $fn=18);
-                               
-                               translate(v = [-21-6,-20,5]) rotate([90,0,0]) cylinder(h = 12, r=2, $fn=18);
-                               translate(v = [-21-6,-24.5,5]) rotate([90,0,0]) cylinder(h = 2, r1=1.7, r2=3.5, $fn=18);
-                       }
-               }
-               
-       }
-}
-}
-
-
-module zrodholder(){
-difference(){
-       union(){
-               // Motor holding part
-               translate(v = [21,21+5,0])
-               {
-                       //#cube(size = [42,42,2], center=true);
-                       difference(){
-                               union(){
-                               translate(v = [2.5,0,0]) translate(v = [-21+4.5,-5,5]) cube(size = [9+5,25,10], center=true);
-                               translate(v = [5+2.5-2.5,0,0])translate(v = [-9.5-8,-21-5+7,5]) #cube(size = [40+5+5,14,10], center=true);
-                               //translate(v = [0,-21-5+8,5]) cube(size = [42,5,10], center=true);
-                               
-                               //%cylinder(h = 10, r=11);
-                               
-                               }
-                               
-                               //alignemnt tab
-                               translate(v = [-21+10-20,-21+10,5]) cube(size = [20,20,12], center=true);
-                               
-                               // Z smooth rod cutout
-                               translate(v = [5,0,0])translate(v = [0,-21+4.2,-1]) cylinder(h = 12, r=4.2);
-                               
-                               
-                               
-                               
-                               // self tap screw holes
-                               // self tap screw holes
-                               translate(v = [-22,0,5]) rotate([0,90,0]) cylinder(h = 25, r=2, $fn=18);
-                               translate(v = [-13.5,0,5]) rotate([0,90,0]) cylinder(h = 2, r1=1.7, r2=3.5, $fn=18);
-                               translate(v = [-13.5+1.95,0,5]) rotate([0,90,0]) cylinder(h = 10, r=3.5, $fn=18);
-                               
-                               translate(v = [-21-8,-20,5]) rotate([90,0,0]) cylinder(h = 12, r=2, $fn=18);
-                               translate(v = [-21-8,-24.5,5]) rotate([90,0,0]) cylinder(h = 2, r1=1.7, r2=3.5, $fn=18);
-                       }
-               }
-               
-       }
-}
-}
-
-//mirror([0,1,0])zmotorholder();
-//translate(v = [0,2,0]) zmotorholder();
-
-zrodholder();
-translate(v = [0,-2,0]) mirror([0,1,0]) zrodholder();
\ No newline at end of file
+use <functions.scad>
+include <configuration.scad>
+
+
+module zmotorholder(thickness=10){
+    difference(){
+        union(){
+            // Motor holding part
+            difference(){
+                union(){
+                    zrodholder(thickness=thickness, xlen=45, ylen=45);
+                    translate([board_to_xz_distance, board_to_xz_distance, 0]) {
+                        nema(places=[0,1,1,1]);
+                    }
+                }
+
+                // motor screw holes
+                translate([board_to_xz_distance, board_to_xz_distance, thickness]) {
+                    mirror([0,0,1]) 
+                    nema(places=[0,1,1,1], holes=true);
+                }
+            }
+        }
+    }
+}
+
+
+module zrodholder(thickness=10, ylen=34, xlen=34){
+    difference(){
+        union(){
+            // Rod holding part
+            difference(){
+                union(){
+                    //piece along the flat side of a board
+                    cube_fillet([14, ylen, thickness]);
+                    //hole for Z axis is thru this
+                    cube_fillet([xlen, 14, thickness]);
+                    //piece along cut side of the board
+                    translate(v = [-board_thickness,0,0]) cube_fillet([board_thickness*2, 5, thickness], radius=2);
+                }
+                //smooth rod hole
+                #translate([board_to_xz_distance,5+(smooth_bar_diameter*1.05/2),-1]) cylinder(h=board_thickness+2, r=(smooth_bar_diameter*1.05/2));
+                //inside rouned corner
+                translate(v = [0,5,-1]) cylinder(r=1.2, h=thickness+2, $fn=8);
+                //side screw
+                translate([-board_thickness/2, 0, thickness/2]) rotate([-90, 0, 0]) screw();
+                //front screw
+                translate([14, 26, thickness/2]) rotate([0, -90, 0]) screw(head_drop=5);
+            }
+        }
+    }
+}
+
+translate(v = [0, -2, 0]) mirror([0,1,0])zmotorholder();
+translate(v = [0,2,0]) zmotorholder();
+
+translate([21,-57,0]) zrodholder();
+translate(v = [20,57,0]) mirror([0,1,0]) zrodholder();