Round the filmpath bevels. Safer areas touching film.

app/data/cfg.json

@@ -1,5 +1,5 @@
 {
-  "version": "1.8.128",
+  "version": "1.8.129",
   "ext_port": 1111,
   "profiles": {
     "mcopy": {

app/package-lock.json

@@ -1,6 +1,6 @@
 {
   "name": "mcopy-app",
-  "version": "1.8.128",
+  "version": "1.8.129",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {

app/package.json

@@ -1,6 +1,6 @@
 {
   "name": "mcopy-app",
-  "version": "1.8.128",
+  "version": "1.8.129",
   "description": "GUI for the mcopy small gauge film optical printer platform",
   "main": "main.js",
   "scripts": {

data/cfg.json

@@ -1,5 +1,5 @@
 {
-  "version": "1.8.128",
+  "version": "1.8.129",
   "ext_port": 1111,
   "profiles": {
     "mcopy": {

package-lock.json

@@ -1,12 +1,12 @@
 {
   "name": "mcopy",
-  "version": "1.8.128",
+  "version": "1.8.129",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "mcopy",
-      "version": "1.8.128",
+      "version": "1.8.129",
       "license": "MIT",
       "dependencies": {
         "alert": "file:app/lib/alert",

package.json

@@ -1,6 +1,6 @@
 {
   "name": "mcopy",
-  "version": "1.8.128",
+  "version": "1.8.129",
   "description": "Small gauge film optical printer platform",
   "main": "build.js",
   "directories": {

processing/mcopy/cfg.json

@@ -1,5 +1,5 @@
 {
-  "version": "1.8.128",
+  "version": "1.8.129",
   "ext_port": 1111,
   "profiles": {
     "mcopy": {

scad/mcopy_gate.scad

@@ -12,7 +12,7 @@ BackPlateVoidY = 8.71;
 
 FrontPlateClearanceX = 10.5;
 
-FrontPlateSpacerX = 15;
+FrontPlateSpacerX = 17;
 FrontPlateSpacerZ = 0.5;
 
 PerfSpacingX = 12.1;
@@ -23,35 +23,37 @@ AlignmentSpacingY = 22.7;
 
 PlateBoltSpacingY = 14;
 PlateBoltX = 2.58;
-BoltD = 2;
+BoltD = 2.55;
+AlignmentD = 2;
+
+Standard16OffsetY = 0.75;
 
 Super16X = 12.4;
 Super16Y = 7.5;
 
 module perf_void (pos = [0, 0, 0]) {
-    translate(pos) cube([2.3, 1.79, 10], center = true);
+    translate(pos) cube([2.5, 1.99, 10], center = true);
 }
 
 module perfs_void () {
-    perf_void([PerfSpacingX / 2, PerfSpacingY / 2, 0]);
+    perf_void([PerfSpacingX / 2, PerfSpacingY / 2 + Standard16OffsetY, 0]);
-    perf_void([-PerfSpacingX / 2, PerfSpacingY / 2, 0]);
+    perf_void([-PerfSpacingX / 2, PerfSpacingY / 2 + Standard16OffsetY, 0]);
-    perf_void([PerfSpacingX / 2, -PerfSpacingY / 2, 0]);
+    perf_void([PerfSpacingX / 2, -PerfSpacingY / 2 + Standard16OffsetY, 0]);
-    perf_void([-PerfSpacingX / 2, -PerfSpacingY / 2, 0]);
+    perf_void([-PerfSpacingX / 2, -PerfSpacingY / 2 + Standard16OffsetY, 0]);
 }
 
 module front_plate_void (pos = [0, 0, 0]) {
     translate(pos) {
         //large void
-        cube([FrontPlateVoidX + 3.5, FrontPlateVoidY, PlateZ + 1], center = true);
+        cube([FrontPlateVoidX + 1.5, FrontPlateVoidY, PlateZ + 1], center = true);
         //film Clearance
-        film_clearance_void([0, 0, -1 - 0.2]);
+        film_clearance_void([0, 0, -1 ]);
         //perfs
         perfs_void();
     }
 }
 
 module front_plate () {
-    
     difference () {
         union () {
             rounded_cube([PlateX, PlateY, PlateZ], d = 2, $fn = 25, center = true);
@@ -59,6 +61,8 @@ module front_plate () {
             translate([-(PlateX / 2) + (FrontPlateSpacerX / 2), 0, (-PlateZ / 2) - (FrontPlateSpacerZ / 2)]) cube([FrontPlateSpacerX, PlateY, FrontPlateSpacerZ], center = true);
         }
         front_plate_void([(PlateX / 2) - (FrontPlateVoidX / 2) - 2.41, 0, -0.2]);
+        film_entry_bevel([0, (PlateY / 2) + 0.25, -1.5]);
+        film_entry_bevel([0, (-PlateY / 2) - 0.25, -1.5]);
         //corners
         translate([(-PlateX / 2), (PlateY / 2) - 0.8, 0]) rotate([0, 0, 35]) cube([7.1 * 2, 7.1, PlateZ + 2], center = true);
         translate([(-PlateX / 2), (-PlateY / 2) + 0.8, 0]) rotate([0, 0, -35]) cube([7.1 * 2, 7.1, PlateZ + 2], center = true);
@@ -66,8 +70,11 @@ module front_plate () {
         translate([(-PlateX / 2) + PlateBoltX, PlateBoltSpacingY / 2, 0]) cylinder(r = R(BoltD), h = 10, center = true , $fn = 30);
         translate([(-PlateX / 2) + PlateBoltX, -PlateBoltSpacingY / 2, 0]) cylinder(r = R(BoltD), h = 10, center = true , $fn = 30);
         //alignment rod voids
-        translate([(-PlateX / 2) + AlignmentX, AlignmentSpacingY / 2, 0]) cylinder(r = R(BoltD + 0.1), h = 10, center = true , $fn = 30);
+        translate([(-PlateX / 2) + AlignmentX, AlignmentSpacingY / 2, 0]) cylinder(r = R(AlignmentD + 0.25), h = 10, center = true , $fn = 30);
-        translate([(-PlateX / 2) + AlignmentX, -AlignmentSpacingY / 2, 0]) cylinder(r = R(BoltD + 0.1), h = 10, center = true , $fn = 30);
+        translate([(-PlateX / 2) + AlignmentX, -AlignmentSpacingY / 2, 0]) cylinder(r = R(AlignmentD + 0.25), h = 10, center = true , $fn = 30);
+        //gate bolt void
+        translate([-6, 0, 0]) cylinder(r = R(BoltD), h = 20, center = true, $fn = 40);
+        translate([-6, 0, 10]) cylinder(r = R(4.5), h = 20, center = true, $fn = 40);
     }
 }
 
@@ -91,10 +98,10 @@ module gate_mask_slide (pos = [0, 0, 0], pad = 0.0, format = "") {
     FormatBevelY = format == "super16" ? 5 : 5.5;
 
     translate(pos) {
-        //gate_mask_text(format);
         difference () {
             union () {
                 translate([0, 0, Z]) cube([20, FrontPlateVoidY + pad, PlateZ + 2], center = true);
+                translate([-8, 0, Z]) cube([20, 8 + pad, PlateZ + 2], center = true);
                 intersection () {
                             translate([0, 0, Z]) cube([20, 100, PlateZ + 2], center = true);
                     union () {
@@ -103,12 +110,16 @@ module gate_mask_slide (pos = [0, 0, 0], pad = 0.0, format = "") {
                     }
                 }
                 if (format != "") {
-                    translate([(20 / 2) + .6, 0, -3.5]) rotate([0, 90, 0]) rounded_cube([PlateZ + 2 + 5, FrontPlateVoidY + 8, 2], d = 2, $fn = 20, center = true);
+                    translate([(20 / 2) + 0.1, 0, -3.5]) rotate([0, 90, 0]) rounded_cube([PlateZ + 2 + 5, FrontPlateVoidY + 8, 2], d = 2, $fn = 20, center = true);
                 }
             }
-            
             // difference
             if (format != "") {
+                //alignment
+                translate([-14.5, 0, 0]) {
+                    cylinder(r = R(BoltD), h = 20, center = true, $fn = 40);
+                    translate([0, 0, -3.5]) scale([2.5/3,2.5/3,1]) m3_nut();
+                }
                 gate_mask_text(format);
                 difference () {
                     film_clearance_void([0, 0, 1 + 0.2]);
@@ -124,9 +135,10 @@ module gate_mask_slide (pos = [0, 0, 0], pad = 0.0, format = "") {
             }
             
             if (format == "standard16") {
-                cube([BackPlateVoidX, BackPlateVoidY, 10], center = true);
+                translate([0, 0, 0]) {
-                translate([0, 0, -4.5]) trap_cube(height = 5, top_x = BackPlateVoidX, top_y = BackPlateVoidY, bottom_x = BackPlateVoidX + 5, bottom_y = BackPlateVoidY + 5, wall_thickness = 50);
+                    cube([BackPlateVoidX, BackPlateVoidY, 10], center = true);
-                
+                    translate([0, 0, -4.5]) trap_cube(height = 5, top_x = BackPlateVoidX, top_y = BackPlateVoidY, bottom_x = BackPlateVoidX + 5, bottom_y = BackPlateVoidY + 5, wall_thickness = 50);
+                }
             } else if (format == "super16") {
                 translate([(-BackPlateVoidX / 2) + (Super16X / 2), 0, 0]) {
                     cube([Super16X, Super16Y, 10], center = true);
@@ -140,6 +152,8 @@ module gate_mask_slide (pos = [0, 0, 0], pad = 0.0, format = "") {
 
 }
 
+
+
 module gate_mask_slide_standard16 (pos = [0, 0, 0]) {
     gate_mask_slide(pos, pad = 0.0, format = "standard16");
 }
@@ -150,20 +164,43 @@ module gate_mask_slide_super16 (pos = [0, 0, 0]) {
 
 module film_clearance_void (pos = [0, 0, 0]) {
     Z = -0.5;
+    $fn = 30;
     translate(pos) {
-        //film clearance 
+        difference () {
-        cube([FrontPlateClearanceX, PlateY + 1, PlateZ], center = true);
-        //bevels
-        intersection () {
             union () {
-                translate([FrontPlateClearanceX / 2, 0, 0]) rotate([0, 45, 0]) cube([2, PlateY + 1, 2], center = true);
+                //film clearance 
-                translate([-FrontPlateClearanceX / 2, 0, 0]) rotate([0, 45, 0]) cube([2, PlateY + 1, 2], center = true);
+                cube([FrontPlateClearanceX, PlateY + 1, PlateZ], center = true);
+                //bevels
+                intersection () {
+                    union () {
+                        translate([FrontPlateClearanceX / 2, 0, 0]) rotate([0, 45, 0]) cube([2, PlateY + 1, 2], center = true);
+                        translate([-FrontPlateClearanceX / 2, 0, 0]) rotate([0, 45, 0]) cube([2, PlateY + 1, 2], center = true);
+                    }
+                    cube([FrontPlateClearanceX + 40, PlateY + 1, PlateZ], center = true);
+                }
             }
-            cube([FrontPlateClearanceX + 40, PlateY + 1, PlateZ], center = true);
+            translate([(FrontPlateClearanceX / 2) + 1.2, 0, 1]) rotate([90, 0, 0]) cylinder(r = R(2), h = PlateY + 2, center = true);
+            translate([(-FrontPlateClearanceX / 2) - 1.2, 0, 1]) rotate([90, 0, 0]) cylinder(r = R(2), h = PlateY + 2, center = true);
+            translate([(FrontPlateClearanceX / 2) + 1.2, 0, -1]) rotate([90, 0, 0]) cylinder(r = R(2), h = PlateY + 2, center = true);
+            translate([(-FrontPlateClearanceX / 2) - 1.2, 0, -1]) rotate([90, 0, 0]) cylinder(r = R(2), h = PlateY + 2, center = true);
         }
     }
 }
 
+module film_entry_bevel (pos = [0, 0, 0]) {
+    $fn = 50;
+    D = 4;
+    Offset = 2.2;
+    translate(pos) difference() {
+        cube([40, 5, 5], center = true);
+        translate([0, Offset, Offset]) rotate([0, 90, 0]) cylinder(r = R(D), h = 40 + 1, center = true);
+        translate([0, -Offset, Offset]) rotate([0, 90, 0]) cylinder(r = R(D), h = 40 + 1, center = true);
+        translate([0, Offset, -Offset]) rotate([0, 90, 0]) cylinder(r = R(D), h = 40 + 1, center = true);
+        translate([0, -Offset, -Offset]) rotate([0, 90, 0]) cylinder(r = R(D), h = 40 + 1, center = true);
+        
+    }
+}
+
 module back_plate_void (pos = [0, 0, 0]) {
     translate(pos) {
         //large void
@@ -184,7 +221,7 @@ module back_plate () {
     difference () {
         union () {
             rounded_cube([PlateX, PlateY, PlateZ], d = 2, $fn = 25, center = true);
-            translate([0, 0, -(PlateZ / 2) - (ExtraPlateZ / 2)]) rounded_cube([PlateX, PlateY, 2], d = ExtraPlateZ, $fn = 25, center = true);
+            translate([0, 0, -(PlateZ / 2) - (ExtraPlateZ / 2)]) rounded_cube([PlateX, PlateY, 2], d = 2, $fn = 25, center = true);
         }
         back_plate_void([(PlateX / 2) - (FrontPlateVoidX / 2) - 2.41, 0, 0]);
         //corners
@@ -193,23 +230,28 @@ module back_plate () {
         //bolts
         translate([(-PlateX / 2) + PlateBoltX, PlateBoltSpacingY / 2, 0]) cylinder(r = R(BoltD), h = 10, center = true , $fn = 30);
         translate([(-PlateX / 2) + PlateBoltX, -PlateBoltSpacingY / 2, 0]) cylinder(r = R(BoltD), h = 10, center = true , $fn = 30);
+        
+        film_entry_bevel([0, (PlateY / 2) + 0.25, 1.5]);
+        film_entry_bevel([0, (-PlateY / 2) - 0.25, 1.5]);
     }
+    
     //alignment rods
-    translate([(-PlateX / 2) + AlignmentX, AlignmentSpacingY / 2, RodZ / 2]) cylinder(r = R(BoltD), h = RodZ, center = true , $fn = 30);
+    translate([(-PlateX / 2) + AlignmentX, AlignmentSpacingY / 2, RodZ / 2]) cylinder(r = R(AlignmentD), h = RodZ, center = true , $fn = 30);
-    translate([(-PlateX / 2) + AlignmentX, -AlignmentSpacingY / 2, RodZ / 2]) cylinder(r = R(BoltD), h = RodZ, center = true , $fn = 30);
+    translate([(-PlateX / 2) + AlignmentX, -AlignmentSpacingY / 2, RodZ / 2]) cylinder(r = R(AlignmentD), h = RodZ, center = true , $fn = 30);
 }
 
 module debug () {
-    //front_plate();
+    front_plate();
-    translate([0, 0, -3]) back_plate();
+    translate([0, 0, -8]) back_plate();
-    gate_mask_slide_standard16([(PlateX / 2) - (FrontPlateVoidX / 2) - 2.41, 0, -3]);
+    //gate_mask_slide_standard16([(PlateX / 2) - (FrontPlateVoidX / 2) - 1.9 + 20, 0, -8]);
-    gate_mask_slide_super16([(PlateX / 2) - (FrontPlateVoidX / 2) - 2.41, 0, -3+3]);
+    //gate_mask_slide_super16([(PlateX / 2) - (FrontPlateVoidX / 2) - 2.41, 0, -3]);
     //front_plate_void([(PlateX / 2) - (FrontPlateVoidX / 2) - 2.41, 0, 0]);
     film_clearance_void([0, 0, 15]);
+    translate([8, 0, -1.5]) cube([16, 50, 0.1], center = true);
     
 }
 
-PART="gate_mask_slide_super16";
+PART="front_plate";
 
 if (PART == "front_plate") {
     rotate([0, 180, 0]) front_plate();