Fixed some assembly views so they work for Huxley.

Idler lever added to Huxley extruder.
Extruders now virtual.
views.py now allows camera to be specified using $vpt, $vpr and $vpd.
make_machine.py now does the accessories as well.

make_machine.py

@@ -5,11 +5,13 @@ from bom import boms
 from sheets import sheets
 from stls import stls
 from plates import plates
+from accessories import accessories
 
 def make_machine(machine):
     boms(machine)
     sheets(machine)
     stls(machine)
+    accessories(machine)
     plates(machine)
 
 if __name__ == '__main__':

scad/direct.scad

@@ -304,21 +304,19 @@ module direct_block_stl(include_support = true) {
     }
 }
 
-module extruder_motor_assembly(show_connector = true, exploded = exploded) {
+module direct_motor_assembly(show_connector = true, exploded = exploded) {
     assembly("extruder_motor_assembly");
     // motor and gear
-    translate([-motor_x, motor_z - width / 2, motor_y])
-        rotate([90,0,180]) {
     rotate([0, 0, 180]) {
         NEMA(motor);
 
-                translate([0, 0, filament_z - hobbed_offset(pulley)])
+        translate([0, 0, filament_z - hobbed_offset(pulley) + exploded * 20])
             rotate([0, 0, -90])
                 hobbed_pulley_assembly(pulley);
     }
     if(show_connector)
         d_motor_bracket_assembly();
-        }
+
     end("extruder_motor_assembly");
 }
 
@@ -348,7 +346,7 @@ module direct_idler_lever_stl() {
                     }
                 }
             }
-            *linear_extrude(height = h4)                                                 // release handle
+            linear_extrude(height = h4)                                                 // release handle
                 hull() {
                     translate([idler_x - idler_pivot_x, idler_pivot_y - idler_y])
                         circle(w / 2 - 2);
@@ -360,9 +358,6 @@ module direct_idler_lever_stl() {
         translate([0, 0, h2])
             poly_cylinder(r = ball_bearing_diameter(idler) / 2 + 0.5, h = 10);          // bearing socket
 
-        *translate([idler_x - idler_pivot_x - w / 2 - 1, lever_bottom_y - idler_y - 1, h3])
-            cube([w + 2, 2 * (motor_y - motor_screw_offset - lever_bottom_y) + 1, 10]); // miss the bottom motor screw
-
         rotate([0, 0, 90])
             nut_trap(2, nut_trap_radius(M4_nut, horizontal = false, snug = false), nut_trap_depth(M4_nut), supported = true); // nut trap for axle
 
@@ -382,15 +377,16 @@ module direct_idler_lever_stl() {
 }
 
 module direct_idler_assembly() {
-    translate([-idler_x, idler_z - width / 2, idler_y]) {
+    translate([-idler_x, idler_z - width / 2 + exploded * 50, idler_y]) {
         rotate([90, 0, 0]) {
             translate([0, 0, idler_z - width])
                 color("lime") render() direct_idler_lever_stl();
 
+            explode([0, 0, 20])
                 ball_bearing(idler)
                     screw(M4_hex_screw, 16);
 
-            translate([0, 0, -ball_bearing_width(idler) / 2])
+            translate([0, 0, -ball_bearing_width(idler) / 2 + exploded * 10])
                 rotate([180, 0, 0])
                     washer(M4_washer);
 
@@ -399,7 +395,6 @@ module direct_idler_assembly() {
                     nut(M4_nut, true);
         }
     }
-
     translate([-spring_x, spring_z - width / 2, spring_y])
         rotate([0, 90, 0])
             washer(M4_washer)
@@ -429,20 +424,30 @@ module direct_assembly(show_connector = true, show_drive = true) {
                 screw(M4_hex_screw, 20);
 
         // motor
-        translate([0, 0, 50 * exploded])
-            extruder_motor_assembly(show_connector, 0);
+        translate([0, -40 * exploded, 0])
+            translate([-motor_x, motor_z - width / 2, motor_y])
+                rotate([90,0,180])
+                    direct_motor_assembly(show_connector, 0);
 
-        translate([-motor_x, -width / 2 + motor_thickness, motor_y]) {
+        // motor screws
+        translate([-motor_x, -width / 2 + motor_thickness, motor_y])
             rotate([-90, 0, 0])
                 NEMA_screws(motor, 3, 8, M3_pan_screw);
-        }
+
+        // idler axle
         translate([-idler_pivot_x,  width / 2, idler_pivot_y])
             rotate([-90, 0, 0]) {
+                explode([0, 0, 50])
                     screw_and_washer(M3_cap_screw, 25);
-                translate([0, 0, -(width - motor_thickness)])
+
+            translate([0, 0, -width + motor_thickness])
+                explode([0, 0, 5])
                     washer(M3_washer)
+                        explode([0, 0, 2])
                             star_washer(M3_washer)
+                                explode([0, 0, 2])
                                     nut(M3_nut)
+                                        explode([0, 0, 2])
                                             washer(M3_washer);
         }
         //
@@ -456,10 +461,9 @@ module direct_assembly(show_connector = true, show_drive = true) {
 
         translate([-bulkhead_x - bulkhead_depth, spring_z - width / 2, spring_y])
             rotate([0, 90, 0])
+                explode([0, 0, -5])
                     nut(M4_nut);
     }
-
-
     //
     // Hot end
     //
@@ -487,9 +491,7 @@ module direct_assembly(show_connector = true, show_drive = true) {
                         screw_and_washer(jhead_screw, jhead_screw_length, true);
 
                 translate([jhead_screw_pitch, 0, jhead_nut_pos - jhead_nut_slot / 2 + nut_thickness(screw_nut(jhead_screw)) / 2])
-                    explode([ [ 10 * cos(a),  10 * sin(a), 0],
-                              [ 10 * sin(a), -10 * cos(a), 0],
-                              [-10 * sin(a),  10 * cos(a), 0] ][i])
+                     explode( [ 15 * sin(-a),  15 * cos(-a), 0] * [-1,1,-1,1][i])
                         rotate([180, 0, -a + 90])
                              nut(screw_nut(jhead_screw));
             }
@@ -508,6 +510,6 @@ module direct_extruder_stl() {
 
 
 if(1)
-    direct_assembly(true);
+    direct_assembly(true, true);
 else
     direct_extruder_stl();

scad/extruder.scad

@@ -0,0 +1,26 @@
+//
+// Mendel90
+//
+// GNU GPL v2
+// nop.head@gmail.com
+// hydraraptor.blogspot.com
+//
+// Virual extruder
+//
+include <conf/config.scad>
+use <wade.scad>
+use <direct.scad>
+
+function extruder_connector_offset() = extruder == Wades ? wades_extruder_connector_offset() : direct_extruder_connector_offset();
+
+module extruder_motor_assembly(show_connector = true, exploded = exploded)
+    if(extruder == Wades)
+        wades_motor_assembly(show_connector, exploded);
+    else
+        direct_motor_assembly(show_connector, exploded);
+
+module extruder_assembly(show_connector = true, show_drive = true)
+    if(extruder == Wades)
+        wades_assembly(show_connector, show_drive);
+    else
+        direct_assembly(show_connector, show_drive);

scad/main.scad

@@ -19,7 +19,7 @@ use <z-coupling.scad>
 use <z-motor-bracket.scad>
 use <z-limit-switch-bracket.scad>
 use <fan-guard.scad>
-use <wade.scad>
+use <extruder.scad>
 use <cable_clip.scad>
 use <pcb_spacer.scad>
 use <ATX_PSU_brackets.scad>

scad/spool_holder.scad

@@ -9,7 +9,6 @@
 //
 include <conf/config.scad>
 include <positions.scad>
-use <wade.scad>
 
 small_bearing = false;
 

scad/wade.scad

@@ -17,6 +17,7 @@ spring = false;             // use two nuts or one nut and a spring
 
 screw_depth = 5;
 
+motor = extruder_motor(extruder);
 motor_y = 28;
 driven_y = 31.5;
 motor_min = 26 + 5;
@@ -171,10 +172,10 @@ module wades_block_stl() {
         // holes for motor
         //
         translate([motor_x, motor_y, -1]) {
-            slot(r = NEMA_big_hole(NEMA17), l = motor_leeway, h = 10, center = false);      // motor hub slot
+            slot(r = NEMA_big_hole(motor), l = motor_leeway, h = 10, center = false);      // motor hub slot
 
-            for(x = NEMA_holes(NEMA17))                                                     // motor screw slots
-                for(y = NEMA_holes(NEMA17))
+            for(x = NEMA_holes(motor))                                                     // motor screw slots
+                for(y = NEMA_holes(motor))
                     translate([x,y,0])
                         slot(r = M3_clearance_radius, l = motor_leeway, h = 10, center = false);
         }
@@ -182,7 +183,7 @@ module wades_block_stl() {
         //
         // remove fourth motor slot
         //
-        translate([motor_x - 40 + motor_leeway / 2, motor_y - NEMA_big_hole(NEMA17), -1])
+        translate([motor_x - 40 + motor_leeway / 2, motor_y - NEMA_big_hole(motor), -1])
             cube([40, 32, 7]);
 
         translate([motor_x - 40 + motor_leeway / 2 + 6, motor_y, -1])
@@ -193,7 +194,7 @@ module wades_block_stl() {
         translate([11, 0, -1])
             fillet(4, 30);
 
-        translate([11, motor_y - NEMA_big_hole(NEMA17), -1])
+        translate([11, motor_y - NEMA_big_hole(motor), -1])
             rotate([0, 0, -90])
                 fillet(4, 30);
 
@@ -361,13 +362,11 @@ module wade_idler_assembly() {
         }
 }
 
-module extruder_motor_assembly(show_connector = true, exploded = exploded) {
+module wades_motor_assembly(show_connector = true, exploded = exploded) {
     assembly("extruder_motor_assembly");
     // motor and gear
-    translate([motor_x, motor_y, thickness + eta])
-        rotate([0,180,0]) {
     rotate([0, 0, 180])
-                NEMA(NEMA17);
+        NEMA(motor);
 
     translate([0,0, 2.5 + 30 * exploded])
         rotate([0, 0, 11])
@@ -375,7 +374,7 @@ module extruder_motor_assembly(show_connector = true, exploded = exploded) {
 
     if(show_connector)
         d_motor_bracket_assembly();
-        }
+
     end("extruder_motor_assembly");
 }
 
@@ -385,6 +384,9 @@ module wades_assembly(show_connector = true, show_drive = true) {
 
     assembly("extruder_assembly");
 
+    translate([-filament_x, width / 2, eta])
+        rotate([90,0,0]) {
+
             color(wades_block_color) render()
                 difference() {
                     wades_block_stl();
@@ -423,11 +425,13 @@ module wades_assembly(show_connector = true, show_drive = true) {
 
                 // motor
                 translate([0, 0, 50 * exploded])
-            extruder_motor_assembly(show_connector, 0);
+                    translate([motor_x, motor_y, thickness + eta])
+                        rotate([0,180,0])
+                            wades_motor_assembly(show_connector, 0);
 
                 translate([motor_x, motor_y, 0])
                     rotate([0, 180, -90])
-                NEMA_screws(NEMA17, 3, 10, M3_hex_screw);
+                        NEMA_screws(motor, 3, 10, M3_hex_screw);
             }
 
             // hobbed bolt and gear
@@ -511,7 +515,7 @@ module wades_assembly(show_connector = true, show_drive = true) {
                                          nut(screw_nut(jhead_screw));
                         }
                      }
-
+    }
     end("extruder_assembly");
 }
 
@@ -537,7 +541,6 @@ module wades_big_gear_x5_stl(){
 
 
 if(1)
-    rotate([90, 0, 0])
     wades_assembly(true);
 else
     if(1)

scad/x-carriage.scad

@@ -10,10 +10,7 @@
 
 include <conf/config.scad>
 use <bearing-holder.scad>
-use <wade.scad>
-use <direct.scad>
-
-function extruder_connector_offset() = extruder == Wades ? wades_extruder_connector_offset() : direct_extruder_connector_offset();
+use <extruder.scad>
 
 hole = extruder_hole(extruder);
 width = hole[1] + 2 * bearing_holder_width(X_bearings);

scad/x-carriage_assembly.scad

@@ -7,19 +7,12 @@
 //
 // X carriage, carries the extruder
 //
-
 include <x-carriage.scad>
 
 module x_carriage_assembly(show_extruder = true, show_fan = true) {
     if(show_extruder) {
-        if(extruder == Wades)
-            translate([75, extruder_width / 2, eta])
-                rotate([-90,0,180])
-                    wades_assembly();
-
-        if(extruder == Direct14)
-            rotate([180, 0, 180])
-                direct_assembly();
+        rotate([0, 180, 0])
+             extruder_assembly();
 
         for(end = [-1, 1])
             translate([extruder_mount_pitch / 2 * end, 0, nut_trap_thickness])

scad/x-end.scad

@@ -12,7 +12,6 @@ include <conf/config.scad>
 use <x-carriage.scad>
 use <pulley.scad>
 use <ribbon_clamp.scad>
-use <wade.scad>
 
 bwall = 2.3;
 

views.py

@@ -4,6 +4,7 @@ import os
 import sys
 import shutil
 import openscad
+import re
 from set_machine import *
 
 
@@ -28,14 +29,31 @@ def views(machine):
         scad_name = scad_dir + os.sep + scad
         png_name = render_dir + os.sep + scad[:-4] + "png"
 
+        dx = None
+        rx = None
+        d = None
         for line in open(scad_name, "r").readlines():
+            m = re.match(r'\$vpt *= *\[ *(.*) *, *(.*) *, *(.*) *\].*', line[:-1])
+            if m:
+                dx = float(m.group(1))
+                dy = float(m.group(2))
+                dz = float(m.group(3))
+            m = re.match(r'\$vpr *= *\[ *(.*) *, *(.*) *, *(.*) *\].*', line[:-1])
+            if m:
+                rx = float(m.group(1))
+                ry = float(m.group(2))
+                rz = float(m.group(3))
+            m = re.match(r'\$vpd *= * *(.*) *;.*', line[:-1])
+            if m:
+                d = float(m.group(1))
             words = line.split()
-            if len(words) > 10 and words[0] == "//":
+            if len(words) > 3 and words[0] == "//":
                 cmd = words[1]
                 if cmd == "view" or cmd == "assembled" or cmd == "assembly":
                     w = int(words[2]) * 2
                     h = int(words[3]) * 2
 
+                    if len(words) > 10:
                         dx = float(words[4])
                         dy = float(words[5])
                         dz = float(words[6])
@@ -45,6 +63,11 @@ def views(machine):
                         rz = float(words[9])
 
                         d = float(words[10])
+
+                    if dx == None or rx == None or d == None:
+                        print "Missing camera data in " + scad_name
+                        sys.exit(1)
+
                     camera = "%.2f,%.2f,%.2f,%.2f,%.2f,%.2f,%.2f" % (dx, dy, dz, rx, ry, rz, d)
 
                     exploded = "0"

views/bed_fan_assembly.scad

@@ -7,9 +7,18 @@
 //
 // Bed fan assembly view
 //
-// assembly 958 958 -175 101 85 62 0 214 326
+$vpt = [-99, 147, 85];
+$vpr = [63, 0, 215];
+$vpd = 115;
 //
+// assembly 958 958
+//
+include <../scad/conf/config.scad>
+include <../scad/positions.scad>
+
 use <../scad/main.scad>
 
+translate([-left_stay_x, -fan_y, -fan_z])
     bed_fan_assembly(show_fan = true);
+
 $exploded = 1;

views/extruder_assembled.scad

@@ -7,8 +7,14 @@
 //
 // Wade's assembly view
 //
-// view 929 904 51.73 40.12 18.31 55.00 0.00 26.40 425
+$vpt = [-21, 23, 11];
+$vpr = [55, 0, 26];
+$vpd = 380;
 //
-use <../scad/wade.scad>
+// view 929 904
+//
+include <../scad/conf/config.scad>
+use <../scad/extruder.scad>
 
-wades_assembly(show_connector = true);
+rotate(extruder == Wades ? [-90, 0, 0] : [0, 0, 180])
+    extruder_assembly(show_connector = true);

views/extruder_assembly.scad

@@ -7,9 +7,12 @@
 //
 // Wade's assembly view
 //
-// assembly 929 904 66 39 -6 241 0 38 450
+// assembly 929 904 -9 39 -19 241 0 38 450
 //
-use <../scad/wade.scad>
+include <../scad/conf/config.scad>
+use <../scad/extruder.scad>
+
+rotate(extruder == Wades ? [-90, 0, 0] : [0, 180, 0])
+    extruder_assembly(show_connector = false);
 
-wades_assembly(show_connector = false);
 $exploded = 1;

views/extruder_hot_end_assembly.scad

@@ -7,9 +7,13 @@
 //
 // Wade's assembly view
 //
-// assembly 910 904 61.89 7.66 0.30 13.70 25.90 348.60 300
+$vpt = [-10, 6, 3];
+$vpr = [107, 12, 24];
+$vpd = 300;
 //
-use <../scad/wade.scad>
+// assembly 910 904
+//
+use <../scad/extruder.scad>
 include <../scad/conf/config.scad>
 
-wades_assembly(show_connector = !exploded, show_drive = false);
+extruder_assembly(show_connector = !exploded, show_drive = false);

views/extruder_motor_assembly.scad

@@ -7,12 +7,12 @@
 //
 // Wade's motor assembly view
 //
-// assembly  1141 965 51.27 13.11 -39.31 57.80 2.10 5.40 350
-// assembled 1141 965 51.27 13.11 -39.31 57.80 2.10 5.40 250
+// assembly  1141 965 -24 26 13 226 0 108 350
+// assembled 1141 965 -24 26 13 226 0 108 250
 //
 $exploded = 1;
 
-use <../scad/wade.scad>
+use <../scad/extruder.scad>
 
 rotate([0, 90, -30])
     extruder_motor_assembly();

views/frame_assembly_bar_front.scad

@@ -7,10 +7,18 @@
 //
 // Frame front bar detail
 //
-// assembly 958 842 171 -154 -26 65.5 0 314 290
+$vpt = [18, 13, -11];
+$vpr = [65.5, 0, 314];
+$vpd = 261;
 //
+// assembly 958 842
+//
+include <../scad/conf/config.scad>
+include <../scad/positions.scad>
+
 use <../scad/main.scad>
 
+translate([-right_stay_x + fixing_block_height() / 2 + sheet_thickness(frame) / 2, (base_depth / 2 - fixing_block_width() / 2 - base_clearance), 0])
     frame_assembly();
 
 $exploded = 1;