From 175b9710b472dbe62fd1775eb711ef2c14a71009 Mon Sep 17 00:00:00 2001
From: mattmcw <matt@sixteenmillimeter.com>
Date: Sat, 14 Jan 2023 09:26:20 -0500
Subject: [PATCH]  Takeup improvements. Now you can use a M4x50mm bolt for the
 idle rollers (yet to be designed).

---
 examples/JK_projector_takeup.scad |  8 ++++----
 takeup.scad                       | 20 ++++++++++----------
 2 files changed, 14 insertions(+), 14 deletions(-)

diff --git a/examples/JK_projector_takeup.scad b/examples/JK_projector_takeup.scad
index b9b5fef..712d2af 100644
--- a/examples/JK_projector_takeup.scad
+++ b/examples/JK_projector_takeup.scad
@@ -104,7 +104,7 @@ module filter_holder () {
 }
 
 module filter_reinforcement () {
-    Z = 19.5 + 7.83;
+    Z = 19.5 + 7.83-5.75;
     X = AX;
     difference () {
         cube([X, 15.5, Z], center = true);
@@ -130,7 +130,7 @@ module jk_takeup () {
         union () {
             block();
             translate([0, 0, -27.5]) filter_holder();
-            translate([0, -1.1, -16]) filter_reinforcement();
+            translate([0, -1.1, -16+(5.75/2)]) filter_reinforcement();
         }
         roller_bolts();
     }
@@ -164,6 +164,6 @@ module jk_takeup_halves (HALF = "A") {
 
 //translate([0, 0, 40]) color("red") original_takeup();
 //jk_takeup();
-//jk_takeup_halves();
-color("blue") jk_takeup_halves("B");
+jk_takeup_halves();
+//color("blue") jk_takeup_halves("B");
 //m5_nut();
\ No newline at end of file
diff --git a/takeup.scad b/takeup.scad
index a9c0d6c..b5f14c5 100755
--- a/takeup.scad
+++ b/takeup.scad
@@ -10,8 +10,8 @@ MOTOR_SHAFT_D = 6;
 MOTOR_SHAFT_H = 16;
 MOTOR_SHAFT_HOBBLE = 1;
 
-MOTOR_MOUNT_X = 32.5;
-MOTOR_MOUNT_Y = 17.5;
+MOTOR_MOUNT_X = 32.5 + 0.1;
+MOTOR_MOUNT_Y = 17.5 + 0.1;
 
 M4 = 4.1;
 
@@ -119,7 +119,7 @@ module daylight_spool_insert () {
 module motor_mount_void (D, Z) {
     cylinder(r = R(D), h = Z, center = true, $fn = 40);
     //bolt void
-    translate([0, 0, 5]) cylinder(r = R(3.25), h = Z + 10, center = true, $fn = 40);
+    translate([0, 0, 5]) cylinder(r = R(3.25 + 0.2), h = Z + 10, center = true, $fn = 40);
     translate([0, 0, 4.75]) cylinder(r = R(6), h = 3.5, center = true, $fn = 40);
 }
 
@@ -149,27 +149,27 @@ module mount_plate () {
         translate([0, 0, 3.26 - .5]) cube([X, Y, 7], center = true);
         
         //motor void (centered)
-        translate([7, 0, 0]) {
-            translate([-(46 / 2) + 15 + 1, 0, 0]) cylinder(r = R(15), h = 20, center = true, $fn = 60);
+        translate([7-0.5, 0, 0]) {
+            translate([-(46 / 2) + 15 + 1 + 0.5, 0, 0]) cylinder(r = R(15), h = 20, center = true, $fn = 60);
             translate([(MOTOR_MOUNT_X / 2)+1, (MOTOR_MOUNT_Y / 2), 0]) motor_mount_void(D, Z);
             translate([-(MOTOR_MOUNT_X / 2)+1, (MOTOR_MOUNT_Y / 2), 0]) motor_mount_void(D, Z);
             translate([(MOTOR_MOUNT_X / 2)+1, -(MOTOR_MOUNT_Y / 2), 0]) motor_mount_void(D, Z);
             translate([-(MOTOR_MOUNT_X / 2)+1, -(MOTOR_MOUNT_Y / 2), 0]) motor_mount_void(D, Z);
-            
-            translate([-8 + 12.5 + 1, 0, 0]) cube([7.5, 17, Z], center = true);
+            //pad void
+            translate([-8 + 12.5 + 1, 0, 0]) cube([8, 17, Z], center = true);
         }
         
         translate([MOUNT_X / 2,  MOUNT_Y / 2, 0]) mount_plate_void();
         translate([-MOUNT_X / 2, MOUNT_Y / 2, 0]) mount_plate_void();
         translate([MOUNT_X / 2, -MOUNT_Y / 2, 0]) mount_plate_void();
-        translate([-MOUNT_X / 2,-MOUNT_Y / 2, 0]) mount_plate_void();
-        
+        translate([-MOUNT_X / 2,-MOUNT_Y / 2, 0]) mount_plate_void();   
         
         translate([X_CORNER, Y_CORNER, 3.26 - .5]) cube([CORNER, CORNER, 8], center = true);
         translate([-X_CORNER, Y_CORNER, 3.26 - .5]) cube([CORNER, CORNER, 8], center = true);
         translate([X_CORNER, -Y_CORNER, 3.26 - .5]) cube([CORNER, CORNER, 8], center = true);
         translate([-X_CORNER, -Y_CORNER, 3.26 - .5]) cube([CORNER, CORNER, 8], center = true);
     }
+    
     translate([X_CORNER - (CORNER / 2), Y_CORNER - (CORNER / 2), 3.26 - .5]) cylinder(r = CORNER, h = 7, center = true, $fn = 40);
     translate([-X_CORNER + (CORNER / 2), Y_CORNER - (CORNER / 2), 3.26 - .5]) cylinder(r = CORNER, h = 7, center = true, $fn = 40);
     translate([X_CORNER - (CORNER / 2), -Y_CORNER + (CORNER / 2), 3.26 - .5]) cylinder(r = CORNER, h = 7, center = true, $fn = 40);
@@ -250,7 +250,7 @@ module debug_assembled () {
     color("red") translate([0, 0, 34]) daylight_spool_insert();
 }
 
-PART = "daylight_spool_insert_reinforced_nut";
+PART = "mount_plate";
 
 if (PART == "slip_coupling") {
     slip_coupling();