Updates to gate design and BOM

README.md

@@ -25,6 +25,13 @@ This project is for DIY filmmakers, independent artists and small film labs to h
 
 ![contact printer render](https://github.com/sixteenmillimeter/contact_printer/blob/master/img/contact_printer.png?raw=true)
 
+---
+
+# Examples
+
+[Contact](https://vimeo.com/flashfra/contact?share=git) the first print made on the prototype during a residency at [Filmwerkplaats](https://filmwerkplaats.org/).
+Soundtrack applied by the opt_snd soundtrack recorder system by [Hrvoje Spudić](https://hrvojespudic.net/optical-sound-2).
+
 # Bill of Materials
 
 Below are estimates based on per-unit costs found online.
@@ -38,6 +45,7 @@ Actual price of a full build may be higher.
 | M3 sliding t slot nut               | 25  | 1.5        |
 | M3 hex cap bolt 8mm                 | 25  | 2.25       |
 | M3 hex cap bolt 6mm                 | 8   | 0.56       |
+| M3 hex cap bolt 12mm                | 1   | 0.0        |
 | L298N Motor driver module           | 1   | 2.89       |
 | ESP32 GPIO breakout board           | 1   | 5.99       |
 | ESP32 Dev board                     | 1   | 6.66       |
@@ -46,7 +54,8 @@ Actual price of a full build may be higher.
 | 2020 Aluminum extrusion 260mm       | 4   | 6.44       |
 | 100RPM DC geared motor with encoder | 1   | 17.02      |
 |---------|---------------|------------------------------------|
-| TOTAL   | 74            | 83.51                              |
+| TOTAL   | 75            | 83.51                              |
+
 
 
 <!-- /bom -->

hardware/contact_printer_BOM.csv

@@ -7,6 +7,7 @@ electronics_panel,6,M3 sliding t slot nut,N/A,Attach the frame to the electronic
 electronics_panel,6,M3 hex cap bolt 8mm,N/A,Attach the electronics_panel to the frame
 electronics_panel,1,L298N Motor driver module,N/A,Control the 3 motors using 2 channels
 electronics_panel,1,ESP32 Dev board,N/A,Control the contact_printer
+sprocketed_roller_invert_solid,1,M3 hex cap bolt 12mm,N/A,Attaches the sprocketed_roller to the geared motor
 takeup_panel_stock,6,M3 sliding t slot nut,N/A,Attach the frame to the takeup_panel_stock
 takeup_panel_stock,6,M3 hex cap bolt 8mm,N/A,Attach the takeup_panel_stock to the frame
 takeup_panel_stock,1,250RPM DC geared motor,JSX40-370,Drive the takeup of the stock pathway

hardware/contact_printer_BOM_total.csv

@@ -3,6 +3,7 @@ quantity,part,part_id,price
 25,"M3 sliding t slot nut",N/A,150
 25,"M3 hex cap bolt 8mm",N/A,225
 8,"M3 hex cap bolt 6mm",N/A,56
+1,"M3 hex cap bolt 12mm",N/A,0
 1,"L298N Motor driver module",N/A,289
 1,"ESP32 GPIO breakout board",N/A,599
 1,"ESP32 Dev board",N/A,666
@@ -10,4 +11,4 @@ quantity,part,part_id,price
 2,"2020 Aluminum extrusion 420mm",N/A,522
 4,"2020 Aluminum extrusion 260mm",N/A,644
 1,"100RPM DC geared motor with encoder",N/A,1702
-74,N/A,TOTAL,8351
+75,N/A,TOTAL,8351

scad/contact_printer.scad

@@ -1250,6 +1250,8 @@ module sprocketed_roller_upright_solid (pos = [0, 0, 0]) {
     }
 }
 
+//BOM: 1, M3 hex cap bolt 12mm, N/A, Attaches the sprocketed_roller to the geared motor
+//PRINT: 1
 module sprocketed_roller_invert_solid (pos = [0, 0, 0]) {
     D = (FrameC * Sprockets) / PI;
     OverhangD = 42.85;

stl/contact_printer_daylight_spool_insert_reinforced_nut.stl

@@ -10,14 +10,14 @@ solid OpenSCAD_Model
     outer loop
       vertex -0.1854102 -15.4706335 -3
       vertex 0 -15.5 -3
-      vertex 0 -15.5 2.5
+      vertex -0.1854102 -15.4706335 2.526939
     endloop
   endfacet
   facet normal -0.15643656 -0.987688 0
     outer loop
-      vertex -0.1854102 -15.4706335 -3
-      vertex 0 -15.5 2.5
       vertex -0.1854102 -15.4706335 2.526939
+      vertex 0 -15.5 -3
+      vertex 0 -15.5 2.5
     endloop
   endfacet
   facet normal -0.009257761 -0.7070765 0.7070765
@@ -20716,12 +20716,12 @@ solid OpenSCAD_Model
     outer loop
       vertex 0 15.5 -3
       vertex 0 15.5 2.5
-      vertex 0.1854102 15.4706335 -3
+      vertex 0.1854102 15.4706335 2.526939
     endloop
   endfacet
   facet normal 0.15643656 0.987688 0
     outer loop
-      vertex 0 15.5 2.5
+      vertex 0 15.5 -3
       vertex 0.1854102 15.4706335 2.526939
       vertex 0.1854102 15.4706335 -3
     endloop

stl/contact_printer_sprocketed_roller_solid.stl

@@ -1662,7 +1662,7 @@ solid OpenSCAD_Model
     outer loop
       vertex -1.1865053 18.858963 -11.95
       vertex -1.1865053 18.858963 -3.85
-      vertex 0 18.89625 -3.85
+      vertex 0 18.89625 -11.95
     endloop
   endfacet
   facet normal 0 0 1
@@ -1674,11 +1674,18 @@ solid OpenSCAD_Model
   endfacet
   facet normal -0.03141019 0.9995066 0
     outer loop
-      vertex -1.1865053 18.858963 -11.95
+      vertex -1.1865053 18.858963 -3.85
       vertex 0 18.89625 -3.85
       vertex 0 18.89625 -11.95
     endloop
   endfacet
+  facet normal 0 0 -1
+    outer loop
+      vertex -1.1865053 18.858963 -3.85
+      vertex 0 18.925 -3.85
+      vertex 0 18.89625 -3.85
+    endloop
+  endfacet
   facet normal -0.03141019 -0.9995066 -4.6226997e-10
     outer loop
       vertex -1.1865054 -18.858963 -3.85
@@ -1721,18 +1728,11 @@ solid OpenSCAD_Model
       vertex 0 18.925 -3.85
     endloop
   endfacet
-  facet normal 0 0 -1
-    outer loop
-      vertex -1.1883106 18.887655 -3.85
-      vertex 0 18.89625 -3.85
-      vertex -1.1865053 18.858963 -3.85
-    endloop
-  endfacet
   facet normal 0 0 -1
     outer loop
       vertex -1.1883106 18.887655 -3.85
       vertex 0 18.925 -3.85
-      vertex 0 18.89625 -3.85
+      vertex -1.1865053 18.858963 -3.85
     endloop
   endfacet
   facet normal 0 0 -1