Re-render magnetic coupling and mount plate

build.sh

@@ -1,15 +1,17 @@
 #!/bin/bash
 
+SCAD="./takeup.scad"
 PARTS=(
 	"slip_coupling"
 	"magnetic_coupling"
 	"mount_plate"
+	"daylight_spool_insert"
 )
 
 for part in "${PARTS[@]}"
 do
    stl="./stl/takeup_${part}.stl"
-   openscad -o "${stl}" -D "PART=\"${part}\";" "./takeup.scad"
+   openscad -o "${stl}" -D "PART=\"${part}\";" "${SCAD}"
 done
 
-openscad --preview -o debug.png -D "PART=\"preview\";" "./takeup.scad"
+openscad --preview -o debug.png -D "PART=\"preview\";" "${SCAD}"

daylight_spool_mount.scad

@@ -1,7 +1,7 @@
 SQUARE_INNER = 8;
 time = 0;
 
-module reel_holder (top = true) {
+module reel_holder (top = true, base = true) {
 	$fn = 60;
 	difference(){
 		translate([0, 0, -1.5]) cube([SQUARE_INNER, SQUARE_INNER, 21.5], center= true);
@@ -18,14 +18,16 @@ module reel_holder (top = true) {
 		}
 		translate ([0, 0, (18.5 / 2) + 7.5]) cube([10, 10, 2], center = true);
 	}
-    difference () {
+	if (base) {
-        translate([0, 0, -(18.5/ 2) - (3 / 2) - 3]) cylinder(r = 16 /2, h = 3, center = true);
+	    difference () {
-        //translate([0, 0, -14.3]) cube([4, 4, 2], center = true); //notch
+	        translate([0, 0, -(18.5/ 2) - (3 / 2) - 3]) cylinder(r = 16 /2, h = 3, center = true);
-        difference() {
+	        //translate([0, 0, -14.3]) cube([4, 4, 2], center = true); //notch
-            translate([0, 0, -14.3]) cylinder(r = 8 / 2, h = 2, center = true);
+	        difference() {
-            translate([0, 6, -14.3]) cube([8, 8, 2], center = true);
+	            translate([0, 0, -14.3]) cylinder(r = 8 / 2, h = 2, center = true);
-        }
+	            translate([0, 6, -14.3]) cube([8, 8, 2], center = true);
-    }
+	        }
+	    }
+	}
 }
 
 //rotate([0, 0, time]) reel_holder();

takeup.scad

@@ -2,7 +2,7 @@ include <daylight_spool_mount.scad>;
 
 COUPLING_D = 37;
 
-WASHER_D = 35.;
+WASHER_D = 35.7;
 WASHER_H = 2.4;
 
 MOTOR_SHAFT_D = 6;
@@ -12,6 +12,10 @@ MOTOR_SHAFT_HOBBLE = 1;
 MOTOR_MOUNT_X = 32.5;
 MOTOR_MOUNT_Y = 17.5;
 
+module hex (diag = 10, h = 1) {
+    cylinder(r = diag / 2, h = h, center = true, $fn = 6);
+}
+
 //Geartisan Worm Gear Motor - JSX40-370
 module motor () {
     cube([46, 32, 21], center = true);
@@ -66,13 +70,43 @@ module magnetic_coupling (MAGNETS = 4, MAGNET_D = 8.1, MAGNET_H = 2.5) {
 }
 
 module slip_coupling (MAGNET_H = 2.5) {
-    H = 12;
+    H = 16;
     difference () {
-        cylinder(r = 45 / 2, h = H, center = true, $fn = 100);
+        translate([0, 0, 2]) cylinder(r = 45 / 2, h = H, center = true, $fn = 100);
-        translate([0, 0, -(H / 2) + (MAGNET_H + 3) / 2]) cylinder(r = (COUPLING_D + 0.7) / 2, h = MAGNET_H + 3.01, center = true, $fn = 160);
+        translate([0, 0, 2 -(H / 2) + (MAGNET_H + 3) / 2]) cylinder(r = (COUPLING_D + 0.7) / 2, h = MAGNET_H + 3.01, center = true, $fn = 160);
-        translate([0, 0, -(H / 2) + (MAGNET_H + 3) + (WASHER_H / 2)]) cylinder(r = WASHER_D / 2, h = WASHER_H, center = true, $fn = 160); 
+        translate([0, 0, 2 -(H / 2) + (MAGNET_H + 3) + (WASHER_H / 2)]) cylinder(r = WASHER_D / 2, h = WASHER_H, center = true, $fn = 160);
+        translate([0, 0, 2 + (H / 2) - (5 / 2)]) cube([25, 10, 5.01], center = true);
+        translate([0, 0, 2 + (H / 2) - (5 / 2)]) cube([10, 25, 5.01], center = true);
+        //corners with voids for M3
+        translate([-8.75, -8.75, 2 + (H / 2) - (5 / 2)]) {
+            translate([0, 0, 1]) cube([(25 - 10) / 2, (25 - 10) / 2, 5.01], center = true);
+            cylinder(r = 3.25 / 2, h = 20, center = true, $fn = 40);
+            translate([0, 0, -4.25]) hex(6, 2.75);
+        }
+        translate([8.75, 8.75, 2 + (H / 2) - (5 / 2)]) {
+            translate([0, 0, 1]) cube([(25 - 10) / 2, (25 - 10) / 2, 5.01], center = true);
+            cylinder(r = 3.25 / 2, h = 20, center = true, $fn = 40);
+            translate([0, 0, -4.25]) hex(6, 2.75);
+        }
+    }
+}
+
+module daylight_spool_insert () {
+    translate([0, 0, 14]) reel_holder(true, false);
+    union () {
+        cube([25 - .4, 10 - .4, 5], center = true);
+        cube([10 - .4, 25 - .4, 5], center = true);
+        translate([-8.75, -8.75, 0]) difference () {
+            translate([.2, .2, 1/2]) cube([(25 - 10) / 2, (25 - 10) / 2, 4], center = true);
+            cylinder(r = 3.25 / 2, h = 20, center = true, $fn = 40);
+            translate([0, 0, 2]) cylinder(r = 5.75 / 2, h = 3.5, center = true, $fn = 40);
+        }
+        translate([8.75, 8.75, 0]) difference () {
+            translate([ -.2, -.2, 1/2]) cube([(25 - 10) / 2, (25 - 10) / 2, 4], center = true);
+            cylinder(r = 3.25 / 2, h = 20, center = true, $fn = 40);
+            translate([0, 0, 2]) cylinder(r = 5.75 / 2, h = 3.5, center = true, $fn = 40);
+        }
     }
-    translate([0, 0, 18.25]) reel_holder();
 }
 
 module motor_mount_void (D, Z) {
@@ -123,9 +157,13 @@ module mount_plate () {
 
 module debug_assembled () {
     translate([(46 / 2) - 14.5, 0, 0]) rotate([180, 0, 0]) motor();
-    color("blue") translate([0, 0, 23]) rotate([0, 0, -90]) magnetic_coupling();
     color("green") translate([8, 0, 11]) mount_plate();
-    translate([0, 0, 26.5]) slip_coupling();
+    color("blue") translate([0, 0, 23]) rotate([0, 0, -90]) magnetic_coupling();
+    difference () {
+        translate([0, 0, 26.5]) slip_coupling();
+        translate([-50, 0, 0]) cube([100, 100, 150], center = true);
+    }
+    color("red") translate([0, 0, 34]) daylight_spool_insert();
 }
 
 //
@@ -138,6 +176,8 @@ if (PART == "slip_coupling") {
     magnetic_coupling();
 } else if (PART == "mount_plate") {
     mount_plate(); 
+} else if (PART == "daylight_spool_insert") {
+    daylight_spool_insert();
 } else if (PART == "debug") {
     debug_assembled();
 }