Rename rails_2020 to mcopy_rails

app/data/cfg.json

@@ -1,5 +1,5 @@
 {
-  "version": "1.8.2",
+  "version": "1.8.3",
   "ext_port": 1111,
   "profiles": {
     "mcopy": {

app/package-lock.json

@@ -1,6 +1,6 @@
 {
   "name": "mcopy-app",
-  "version": "1.8.2",
+  "version": "1.8.3",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {

app/package.json

@@ -1,6 +1,6 @@
 {
   "name": "mcopy-app",
-  "version": "1.8.2",
+  "version": "1.8.3",
   "description": "GUI for the mcopy small gauge film optical printer platform",
   "main": "main.js",
   "scripts": {

data/cfg.json

@@ -1,5 +1,5 @@
 {
-  "version": "1.8.2",
+  "version": "1.8.3",
   "ext_port": 1111,
   "profiles": {
     "mcopy": {

package-lock.json

@@ -1,12 +1,12 @@
 {
   "name": "mcopy",
-  "version": "1.8.2",
+  "version": "1.8.3",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "mcopy",
-      "version": "1.8.2",
+      "version": "1.8.3",
       "license": "MIT",
       "dependencies": {
         "arduino": "file:app/lib/arduino",

package.json

@@ -1,6 +1,6 @@
 {
   "name": "mcopy",
-  "version": "1.8.2",
+  "version": "1.8.3",
   "description": "Small gauge film optical printer platform",
   "main": "build.js",
   "directories": {

processing/mcopy/cfg.json

@@ -1,5 +1,5 @@
 {
-  "version": "1.8.2",
+  "version": "1.8.3",
   "ext_port": 1111,
   "profiles": {
     "mcopy": {

scad/mcopy_rails.scad

@@ -1,41 +1,203 @@
-include<./common/common.scad>;
+/**
-include<./common/2020_tslot.scad>;
+ * Optical Printer Rails
+ * 
+ * Camera Drive = +X
+ * Lens Drive = -X
+ **/
 
-RailsSpacing = 100;
+use <2020_profile.scad>
+//include <jk_rails.scad>
+include <./common/common.scad>
+include <./common/motors.scad>
+include <./common/rods.scad>
+
+RailSpacing = 100;
 ThreadedRodSpacing = 50;
-Length = 400;
+RailEndX = 140;
-ThreadDiameter = 8;
+TNutVoid = 17;
-LinearMotionDiameter = 8;
 
-module linear_extrusion_rail (pos = [0, 0, 0], length = 300) {
+module rail_debug (H = 175) {
-        translate(pos) rotate([0, 90, 0]) 2020_tslot(length, core = ProfileCore);
+    color("lime") linear_extrude(height=H) {
-}
+        2020_profile();
-
-module threaded_rod (pos = [0, 0, 0], H = 40, pad = 0) {
-	color("green") translate(pos) rotate([0, 90, 0]) cylinder(r = R(ThreadDiameter + pad), h = H, center = true, $fn = 60);
-}
-
-module linear_motion_rod (pos = [0, 0, 0], H = 40, pad = 0) {
-	color("blue") translate(pos) rotate([0, 90, 0]) cylinder(r = R(LinearMotionDiameter + pad), h = H, center = true, $fn = 60);
-}
-
-module rails () {
-    linear_extrusion_rail([0, RailsSpacing / 2, 0], length = Length);
-    linear_extrusion_rail([0, -RailsSpacing / 2, 0], length = Length);
-    threaded_rod([0, ThreadedRodSpacing / 2, 0], H = Length);
-    threaded_rod([0, -ThreadedRodSpacing / 2, 0], H = Length);
-    linear_motion_rod(H = Length);
-    sled();
-}
-
-module sled (pos = [0, 0, 0], length = 50) {
-    X = length;
-    Y = RailsSpacing + 40;
-    Z = 50;
-    translate(pos) difference () {
-        rotate([0, 90, 0]) rounded_cube([Z, Y, X], d = 10, center = true, $fn = 50);
-        translate([0, RailsSpacing / 2,0]) cube([X + 1, 22, 22], center = true);
     }
 }
 
-rails();
+module m3_bolt_void (pos = [0, 0, 0], BoltH = 20, CapH = 3) {
+	D = 3.25;
+    CapD = 6;
+	translate(pos) {
+        translate([0, 0, CapH / 2]) cylinder(r = R(CapD), h = CapH, center = true, $fn = 40);
+		translate([0, 0, -BoltH / 2]) cylinder(r = R(D), h = BoltH + 0.01, center = true, $fn = 40);
+	}
+}
+
+module bolt_voids_2020 (pos = [0, 0, 0]) {
+    translate(pos) {
+        //translate([0, -25, 0]) rotate([90, 0, 0]) m3_bolt_void(CapH = 6);
+        translate([0, 25, 0]) rotate([-90, 0, 0]) m3_bolt_void(CapH = 6);
+        translate([-16, 0, 0]) rotate([0, -90, 0]) m3_bolt_void(CapH = 6, BoltH = 10);
+    }
+}
+
+module bolt_voids_motor (pos = [0, 0, 0]) {
+    Corner = NEMA17BoltSpacing / 2;
+    translate(pos) {
+        translate([Corner, Corner, 0]) m3_bolt_void(CapH = 6, BoltH = 40);
+        translate([Corner, -Corner, 0]) m3_bolt_void(CapH = 6, BoltH = 40);
+        translate([-Corner, Corner, 0]) m3_bolt_void(CapH = 6, BoltH = 40);
+        translate([-Corner, -Corner, 0]) m3_bolt_void(CapH = 6, BoltH = 40);
+    }
+}
+
+module T_nut_void (pos = [0, 0, 0], rot = [0, 0, 0]) {
+    translate(pos) rotate(rot) {
+        cylinder(r = R(TNutDiameter2 + 0.1), h = TNutVoid + .01, center = true, $fn = 60);
+        translate([0, 0, -(TNutVoid / 2) + (6 / 2)]) cylinder(r = R(TNutDiameter1 + 0.1), h = 6.01, center = true, $fn = 60);
+        translate([8, 0, 0]) cylinder(r = R(3), h = 10, center = true, $fn = 30);
+        translate([-8, 0, 0]) cylinder(r = R(3), h = 10, center = true, $fn = 30);
+        translate([0, 8, 0]) cylinder(r = R(3), h = 10, center = true, $fn = 30);
+        translate([0, -8, 0]) cylinder(r = R(3), h = 10, center = true, $fn = 30);
+    }
+}
+
+module bearing_void (pos = [0, 0, 0], Width = 8, Hole = true, Fuzz = 0.1) {
+    $fn = 80;
+	innerD = 8.05;
+	outerD = 22.1 - .4;
+	
+	color("blue") translate (pos) difference () {
+		cylinder(r = R(outerD) + Fuzz, h = Width, center = true);
+		if (Hole) cylinder(r = R(innerD) - Fuzz, h = Width + 1, center = true);
+	}
+}
+
+module rail_end (pos = [0, 0, 0], rot = [90, 0, 0], Motors = true) {
+    translate(pos) rotate(rot) difference () {
+        difference () {
+            translate([0, -10, 20]) rounded_cube([RailEndX, 80, 80], d = 10, center = true, $fn = 50);
+            translate([0, 10, 50]) rotate([0, 90, 0]) rounded_cube([60, 80, RailEndX + 1], d = 10, center = true, $fn = 50);
+        }
+        
+        //rails
+        translate([-RailSpacing / 2, 0, 5]) cube([21, 21, 40], center = true);
+        translate([RailSpacing / 2, 0, 5]) cube([21, 21, 40], center = true);
+        
+        //rails bolts
+        bolt_voids_2020([-RailSpacing / 2, 0, 0]);
+        rotate([0, 180, 0]) bolt_voids_2020([-RailSpacing / 2, 0, 0]);
+        if (Motors) {
+        
+            //camera drive motor
+            translate([ThreadedRodSpacing / 2, 0, 0]) {
+                cylinder(r = R(NEMA17PadD + 0.5), h = 60, center = true, $fn = 100);
+                bolt_voids_motor([0, 0, 16]);
+            }
+            
+            //lens drive motor
+            translate([-ThreadedRodSpacing / 2, 0, 0]) {
+                cylinder(r = R(NEMA17PadD + 0.5), h = 60, center = true, $fn = 100);
+                bolt_voids_motor([0, 0, 16]);
+            }
+        } else {
+            translate([-ThreadedRodSpacing / 2, 0, 0]) cylinder(r = R(LinearBearingOuterDiameter + 0.5), h = 60, center = true, $fn = 100);
+            translate([-ThreadedRodSpacing / 2, 0, 0]) cylinder(r = R(LinearBearingOuterDiameter + 0.5), h = 60, center = true, $fn = 100);
+        }
+        
+        //linear motion rod
+        translate([0, 0, 5]) cylinder(r = R(ThreadDiameter), h = 40, center = true, $fn = 50);
+        
+        //mounting bolts
+        translate([70 / 2, 0, 40]) rotate([90, 0, 0]) cylinder(r = R(10), h = 150, center = true, $fn = 40);
+        translate([-70 / 2, 0, 40]) rotate([90, 0, 0]) cylinder(r = R(10), h = 150, center = true, $fn = 40);
+    }
+}
+
+module sled (pos = [0, 0, 0], rot = [90, 0, 0], Length = 50) {
+    X = RailEndX;
+    Y = 50;
+    Z = Length;
+    translate(pos) rotate(rot) difference () {
+        translate([0, 10, 0]) rounded_cube([X, Y, Z], d = 10, center = true, $fn = 50);
+        //extrusion rails
+        translate([-RailSpacing / 2, 0, 0]) cube([21, 21, Z + 1], center = true);
+        translate([RailSpacing / 2, 0, 0]) cube([21, 21, Z + 1], center = true);
+        //linear motion rod void
+        cylinder(r = R(LinearMotionDiameter + 1), h = Z + 1, center = true, $fn = 60);
+        
+        //linear motion rod bearing voids
+        translate([0, 0, (Length / 2) - (LinearBearingHeight / 2) + 0.01]) cylinder(r = R(LinearBearingOuterDiameter + 0.2), h = LinearBearingHeight, center = true, $fn = 100);
+        translate([0, 0, -(Length / 2) + (LinearBearingHeight / 2) - 0.01]) cylinder(r = R(LinearBearingOuterDiameter + 0.2), h = LinearBearingHeight, center = true, $fn = 100);
+        
+        //threaded rod voids
+        translate([ThreadedRodSpacing / 2, 0, 0]) cylinder(r = R(ThreadDiameter + 1), h = Z + 1, center = true, $fn = 60);
+        translate([-ThreadedRodSpacing / 2, 0, 0]) cylinder(r = R(ThreadDiameter + 1), h = Z + 1, center = true, $fn = 60);
+        
+    }
+}
+
+module camera_sled (pos = [0, 0, 0], rot = [0, 0, 0]) {
+    translate(pos) sled(Length = 110);
+}
+
+module lens_sled (pos = [0, 0, 0], rot = [90, 0, 0]) {
+    Y = 50;
+    LensDriveX = -ThreadedRodSpacing / 2;
+    translate(pos) rotate(rot) {
+        difference () {
+            sled(rot = [0, 0, 0], Length = Y);
+            T_nut_void ([LensDriveX, 0, (Y / 2) - (TNutVoid / 2) + 0.01], [180, 0, 0]);
+            T_nut_void ([LensDriveX, 0, -(Y / 2) + (TNutVoid / 2) - 0.01]);
+            //camera drive passthrough
+            translate([-LensDriveX, 0, 0]) cylinder(r = R(ThreadDiameter + 1), h = Y + 1, center = true, $fn = 60);
+            //
+            translate([RailSpacing / 2, 21.5, 10]) rotate([0, 90, 0]) {
+                difference () {
+                    cylinder(r = R(26), h = 11, center = true, $fn = 100);
+                    cylinder(r = R(7.75), h = 11 + 1, center = true, $fn = 100);
+                }
+            }
+        }
+        
+        //debug
+        //translate([-ThreadedRodSpacing / 2, 0, -(Y / 2) + 8.4]) T_nut();
+        //translate([-ThreadedRodSpacing / 2, 0, (Y / 2) - 7.5]) rotate([180, 0, 0]) T_nut();
+    }
+}
+
+module bearing_roller () {
+    A = 5.75;
+    D1 = 25.4;
+    D2 = 24;
+    difference () {
+        union () {
+            cylinder(r = R(D2), h = 10, center = true, $fn = 100);
+            cylinder(r = R(D1), h = A, center = true, $fn = 100);
+            translate([0, 0, (A / 2) + (1 / 2)]) cylinder(r1 = R(D1), r2 = R(D2), h = 1, center = true, $fn = 100);
+            translate([0, 0, -(A / 2) - (1 / 2)]) cylinder(r2 = R(D1), r1 = R(D2), h = 1, center = true, $fn = 100);
+        }
+        translate([0, 0, 1]) bearing_void(Hole = false, Fuzz = 0.3, Width = 9.01);
+        cylinder(r = R(19.5), h = 10 + 1, center = true, $fn = 100);
+    }
+}
+
+//translate([50 , -90 - 10, 22]) rotate([0, 90, 0]) bearing_void();
+//rail_end();
+//camera_sled([0, -90, 0]);
+//lens_sled([0, -90, 0]);
+//difference () {
+//intersection() {
+    //lens_sled([0, -90, 0]);
+    //translate([-30, -90 + 30 - 1, 10]) cube([90, 60, 45], center = true);
+    //translate([150, -90, 50]) cube([200, 100, 100], center = true); 
+//}
+
+//translate([RailSpacing / 2, -90 - 10, 21.5]) rotate([0, 90, 0]) 
+bearing_roller();
+//bearing_roller();
+
+//debug
+//translate([-RailSpacing / 2, 0, 0]) rotate([90, 0, 0]) rail_debug(175);
+//translate([RailSpacing / 2, 0, 0]) rotate([90, 0, 0]) linear_extrude(height=175) 2020_profile();
+
+//translate([ThreadedRodSpacing / 2, 40, 0]) rotate([90, 0, 0])  color("blue") NEMA17();
+//translate([-ThreadedRodSpacing / 2, 40, 0]) rotate([90, 0, 0])  color("blue") NEMA17();

scad/rails_2020.scad

@@ -1,203 +0,0 @@
-/**
- * Optical Printer Rails
- * 
- * Camera Drive = +X
- * Lens Drive = -X
- **/
-
-use <2020_profile.scad>
-//include <jk_rails.scad>
-include <./common/common.scad>
-include <./common/motors.scad>
-include <./common/rods.scad>
-
-RailSpacing = 100;
-ThreadedRodSpacing = 50;
-RailEndX = 140;
-TNutVoid = 17;
-
-module rail_debug (H = 175) {
-    color("lime") linear_extrude(height=H) {
-        2020_profile();
-    }
-}
-
-module m3_bolt_void (pos = [0, 0, 0], BoltH = 20, CapH = 3) {
-	D = 3.25;
-    CapD = 6;
-	translate(pos) {
-        translate([0, 0, CapH / 2]) cylinder(r = R(CapD), h = CapH, center = true, $fn = 40);
-		translate([0, 0, -BoltH / 2]) cylinder(r = R(D), h = BoltH + 0.01, center = true, $fn = 40);
-	}
-}
-
-module bolt_voids_2020 (pos = [0, 0, 0]) {
-    translate(pos) {
-        //translate([0, -25, 0]) rotate([90, 0, 0]) m3_bolt_void(CapH = 6);
-        translate([0, 25, 0]) rotate([-90, 0, 0]) m3_bolt_void(CapH = 6);
-        translate([-16, 0, 0]) rotate([0, -90, 0]) m3_bolt_void(CapH = 6, BoltH = 10);
-    }
-}
-
-module bolt_voids_motor (pos = [0, 0, 0]) {
-    Corner = NEMA17BoltSpacing / 2;
-    translate(pos) {
-        translate([Corner, Corner, 0]) m3_bolt_void(CapH = 6, BoltH = 40);
-        translate([Corner, -Corner, 0]) m3_bolt_void(CapH = 6, BoltH = 40);
-        translate([-Corner, Corner, 0]) m3_bolt_void(CapH = 6, BoltH = 40);
-        translate([-Corner, -Corner, 0]) m3_bolt_void(CapH = 6, BoltH = 40);
-    }
-}
-
-module T_nut_void (pos = [0, 0, 0], rot = [0, 0, 0]) {
-    translate(pos) rotate(rot) {
-        cylinder(r = R(TNutDiameter2 + 0.1), h = TNutVoid + .01, center = true, $fn = 60);
-        translate([0, 0, -(TNutVoid / 2) + (6 / 2)]) cylinder(r = R(TNutDiameter1 + 0.1), h = 6.01, center = true, $fn = 60);
-        translate([8, 0, 0]) cylinder(r = R(3), h = 10, center = true, $fn = 30);
-        translate([-8, 0, 0]) cylinder(r = R(3), h = 10, center = true, $fn = 30);
-        translate([0, 8, 0]) cylinder(r = R(3), h = 10, center = true, $fn = 30);
-        translate([0, -8, 0]) cylinder(r = R(3), h = 10, center = true, $fn = 30);
-    }
-}
-
-module bearing_void (pos = [0, 0, 0], Width = 8, Hole = true, Fuzz = 0.1) {
-    $fn = 80;
-	innerD = 8.05;
-	outerD = 22.1 - .4;
-	
-	color("blue") translate (pos) difference () {
-		cylinder(r = R(outerD) + Fuzz, h = Width, center = true);
-		if (Hole) cylinder(r = R(innerD) - Fuzz, h = Width + 1, center = true);
-	}
-}
-
-module rail_end (pos = [0, 0, 0], rot = [90, 0, 0], Motors = true) {
-    translate(pos) rotate(rot) difference () {
-        difference () {
-            translate([0, -10, 20]) rounded_cube([RailEndX, 80, 80], d = 10, center = true, $fn = 50);
-            translate([0, 10, 50]) rotate([0, 90, 0]) rounded_cube([60, 80, RailEndX + 1], d = 10, center = true, $fn = 50);
-        }
-        
-        //rails
-        translate([-RailSpacing / 2, 0, 5]) cube([21, 21, 40], center = true);
-        translate([RailSpacing / 2, 0, 5]) cube([21, 21, 40], center = true);
-        
-        //rails bolts
-        bolt_voids_2020([-RailSpacing / 2, 0, 0]);
-        rotate([0, 180, 0]) bolt_voids_2020([-RailSpacing / 2, 0, 0]);
-        if (Motors) {
-        
-            //camera drive motor
-            translate([ThreadedRodSpacing / 2, 0, 0]) {
-                cylinder(r = R(NEMA17PadD + 0.5), h = 60, center = true, $fn = 100);
-                bolt_voids_motor([0, 0, 16]);
-            }
-            
-            //lens drive motor
-            translate([-ThreadedRodSpacing / 2, 0, 0]) {
-                cylinder(r = R(NEMA17PadD + 0.5), h = 60, center = true, $fn = 100);
-                bolt_voids_motor([0, 0, 16]);
-            }
-        } else {
-            translate([-ThreadedRodSpacing / 2, 0, 0]) cylinder(r = R(LinearBearingOuterDiameter + 0.5), h = 60, center = true, $fn = 100);
-            translate([-ThreadedRodSpacing / 2, 0, 0]) cylinder(r = R(LinearBearingOuterDiameter + 0.5), h = 60, center = true, $fn = 100);
-        }
-        
-        //linear motion rod
-        translate([0, 0, 5]) cylinder(r = R(ThreadDiameter), h = 40, center = true, $fn = 50);
-        
-        //mounting bolts
-        translate([70 / 2, 0, 40]) rotate([90, 0, 0]) cylinder(r = R(10), h = 150, center = true, $fn = 40);
-        translate([-70 / 2, 0, 40]) rotate([90, 0, 0]) cylinder(r = R(10), h = 150, center = true, $fn = 40);
-    }
-}
-
-module sled (pos = [0, 0, 0], rot = [90, 0, 0], Length = 50) {
-    X = RailEndX;
-    Y = 50;
-    Z = Length;
-    translate(pos) rotate(rot) difference () {
-        translate([0, 10, 0]) rounded_cube([X, Y, Z], d = 10, center = true, $fn = 50);
-        //extrusion rails
-        translate([-RailSpacing / 2, 0, 0]) cube([21, 21, Z + 1], center = true);
-        translate([RailSpacing / 2, 0, 0]) cube([21, 21, Z + 1], center = true);
-        //linear motion rod void
-        cylinder(r = R(LinearMotionDiameter + 1), h = Z + 1, center = true, $fn = 60);
-        
-        //linear motion rod bearing voids
-        translate([0, 0, (Length / 2) - (LinearBearingHeight / 2) + 0.01]) cylinder(r = R(LinearBearingOuterDiameter + 0.2), h = LinearBearingHeight, center = true, $fn = 100);
-        translate([0, 0, -(Length / 2) + (LinearBearingHeight / 2) - 0.01]) cylinder(r = R(LinearBearingOuterDiameter + 0.2), h = LinearBearingHeight, center = true, $fn = 100);
-        
-        //threaded rod voids
-        translate([ThreadedRodSpacing / 2, 0, 0]) cylinder(r = R(ThreadDiameter + 1), h = Z + 1, center = true, $fn = 60);
-        translate([-ThreadedRodSpacing / 2, 0, 0]) cylinder(r = R(ThreadDiameter + 1), h = Z + 1, center = true, $fn = 60);
-        
-    }
-}
-
-module camera_sled (pos = [0, 0, 0], rot = [0, 0, 0]) {
-    translate(pos) sled(Length = 110);
-}
-
-module lens_sled (pos = [0, 0, 0], rot = [90, 0, 0]) {
-    Y = 50;
-    LensDriveX = -ThreadedRodSpacing / 2;
-    translate(pos) rotate(rot) {
-        difference () {
-            sled(rot = [0, 0, 0], Length = Y);
-            T_nut_void ([LensDriveX, 0, (Y / 2) - (TNutVoid / 2) + 0.01], [180, 0, 0]);
-            T_nut_void ([LensDriveX, 0, -(Y / 2) + (TNutVoid / 2) - 0.01]);
-            //camera drive passthrough
-            translate([-LensDriveX, 0, 0]) cylinder(r = R(ThreadDiameter + 1), h = Y + 1, center = true, $fn = 60);
-            //
-            translate([RailSpacing / 2, 21.5, 10]) rotate([0, 90, 0]) {
-                difference () {
-                    cylinder(r = R(26), h = 11, center = true, $fn = 100);
-                    cylinder(r = R(7.75), h = 11 + 1, center = true, $fn = 100);
-                }
-            }
-        }
-        
-        //debug
-        //translate([-ThreadedRodSpacing / 2, 0, -(Y / 2) + 8.4]) T_nut();
-        //translate([-ThreadedRodSpacing / 2, 0, (Y / 2) - 7.5]) rotate([180, 0, 0]) T_nut();
-    }
-}
-
-module bearing_roller () {
-    A = 5.75;
-    D1 = 25.4;
-    D2 = 24;
-    difference () {
-        union () {
-            cylinder(r = R(D2), h = 10, center = true, $fn = 100);
-            cylinder(r = R(D1), h = A, center = true, $fn = 100);
-            translate([0, 0, (A / 2) + (1 / 2)]) cylinder(r1 = R(D1), r2 = R(D2), h = 1, center = true, $fn = 100);
-            translate([0, 0, -(A / 2) - (1 / 2)]) cylinder(r2 = R(D1), r1 = R(D2), h = 1, center = true, $fn = 100);
-        }
-        translate([0, 0, 1]) bearing_void(Hole = false, Fuzz = 0.3, Width = 9.01);
-        cylinder(r = R(19.5), h = 10 + 1, center = true, $fn = 100);
-    }
-}
-
-//translate([50 , -90 - 10, 22]) rotate([0, 90, 0]) bearing_void();
-//rail_end();
-//camera_sled([0, -90, 0]);
-//lens_sled([0, -90, 0]);
-//difference () {
-//intersection() {
-    //lens_sled([0, -90, 0]);
-    //translate([-30, -90 + 30 - 1, 10]) cube([90, 60, 45], center = true);
-    //translate([150, -90, 50]) cube([200, 100, 100], center = true); 
-//}
-
-//translate([RailSpacing / 2, -90 - 10, 21.5]) rotate([0, 90, 0]) 
-bearing_roller();
-//bearing_roller();
-
-//debug
-//translate([-RailSpacing / 2, 0, 0]) rotate([90, 0, 0]) rail_debug(175);
-//translate([RailSpacing / 2, 0, 0]) rotate([90, 0, 0]) linear_extrude(height=175) 2020_profile();
-
-//translate([ThreadedRodSpacing / 2, 40, 0]) rotate([90, 0, 0])  color("blue") NEMA17();
-//translate([-ThreadedRodSpacing / 2, 40, 0]) rotate([90, 0, 0])  color("blue") NEMA17();