Added printed carriers for MT3608 and TP4056 modules.

printed/carriers.scad

@@ -18,7 +18,7 @@
 //
 
 //
-//! Adapts ESP12 module to 0.1" grid. See <https://hydraraptor.blogspot.com/2018/04/esp-12-module-breakout-adaptor.html>.
+//! Adapts ESP12 modules and various small PCBs to 0.1" grid. See <https://hydraraptor.blogspot.com/2018/04/esp-12-module-breakout-adaptor.html>.
 //
 $extrusion_width = 0.5;
 
@@ -61,3 +61,71 @@ module ESP12F_carrier_stl() { //! Generate the STL for an ESP12 carrier
                 }
     }
 }
+
+module TP4056_carrier_stl() { //! Generate the STL for an TP4056 carrier, two required
+    stl("TP4056_carrier");
+    pitch = 2.54;
+    outer_pitch = 13.9;
+    inner_pitch = 7.54;
+    hole = pitch - 3 * extrusion_width;
+    pins = 6;
+    length1 = outer_pitch + hole + squeezed_wall * 2;
+    length2 = (pins - 1) * pitch + hole + squeezed_wall * 2;
+    height = 3;
+
+    width = hole + squeezed_wall * 2;
+    spacing = inch(0.9);
+
+    difference() {
+        hull() {
+            translate_z(height - eps / 2)
+                cube([width, length1, eps], center = true);
+
+            translate_z(eps / 2)
+                cube([width, length2, eps], center = true);
+        }
+
+        for(i = [0 : pins - 1])
+            let(x = [-outer_pitch / 2, - inner_pitch / 2, 0, 0, inner_pitch / 2, outer_pitch / 2][i])
+                if(x)
+                    hull() {
+                        translate([0, x, height])
+                            cube([hole, hole, eps], center = true);
+
+                        translate([0, i * pitch - (pins - 1) * pitch / 2])
+                            cube([hole, hole, eps], center = true);
+                    }
+    }
+}
+
+module MT3608_carrier_stl() { //! Generate the STL for an MT3608 carrier, two required
+    stl("MT3608_carrier");
+    pcb_width = 17;
+    w_pitch_top = 6.81;
+    w_pitch_bot = inch(0.3);
+    l_pitch_top = 30.855;
+    l_pitch_bot = inch(1.2);
+    hole = 1;
+    height = 3;
+    wall = 2 * extrusion_width;
+    width = hole + 2 * wall;
+    offset = (l_pitch_top - l_pitch_bot) / 2;
+
+    difference() {
+        hull() {
+            translate([offset, 0, height - eps / 2])
+                rounded_rectangle([width, pcb_width - 2, eps], 1);
+
+            translate_z(eps / 2)
+                rounded_rectangle([width, pcb_width - 2, eps], 1);
+        }
+        for(side = [-1, 1])
+            hull() {
+                translate([offset, side * w_pitch_top / 2, height])
+                    cube([hole, hole, eps], center = true);
+
+                translate([0, side * w_pitch_bot / 2])
+                    cube([hole, hole, eps], center = true);
+            }
+    }
+}

readme.md

@@ -3789,7 +3789,7 @@ of conductive panels, an extra layer of insulation.
 ---
 <a name="Carriers"></a>
 ## Carriers
-Adapts ESP12 module to 0.1" grid. See <https://hydraraptor.blogspot.com/2018/04/esp-12-module-breakout-adaptor.html>.
+Adapts ESP12 modules and various small PCBs to 0.1" grid. See <https://hydraraptor.blogspot.com/2018/04/esp-12-module-breakout-adaptor.html>.
 
 
 [printed/carriers.scad](printed/carriers.scad) Implementation.
@@ -3800,6 +3800,8 @@ Adapts ESP12 module to 0.1" grid. See <https://hydraraptor.blogspot.com/2018/04/
 | Module | Description |
 |:--- |:--- |
 | ```ESP12F_carrier_stl()``` | Generate the STL for an ESP12 carrier |
+| ```MT3608_carrier_stl()``` | Generate the STL for an MT3608 carrier, two required |
+| ```TP4056_carrier_stl()``` | Generate the STL for an TP4056 carrier, two required |
 
 ![carriers](tests/png/carriers.png)
 
@@ -3807,6 +3809,8 @@ Adapts ESP12 module to 0.1" grid. See <https://hydraraptor.blogspot.com/2018/04/
 | Qty | Filename |
 | ---:|:--- |
 |   1 | ESP12F_carrier.stl |
+|   1 | MT3608_carrier.stl |
+|   1 | TP4056_carrier.stl |
 
 
 <a href="#top">Top</a>

tests/carriers.scad

@@ -19,7 +19,16 @@
 include <../utils/core/core.scad>
 use <../printed/carriers.scad>
 
-module carriers()
+module carriers() {
     color(pp1_colour) ESP12F_carrier_stl();
 
+    translate([0, 15])
+        rotate(90)
+            color(pp1_colour) TP4056_carrier_stl();
+
+    translate([0, 25])
+        rotate(90)
+            color(pp1_colour) MT3608_carrier_stl();
+}
+
 carriers();

vitamins/nut.scad

@@ -36,6 +36,7 @@ function nut_radius(type)     = type[2] / 2;    //! Radius across the corners
 function nut_thickness(type, nyloc = false) = nyloc ? type[4] : type[3]; //! Thickness of plain or nyloc version
 function nut_washer(type)     = type[5];        //! Corresponding washer
 function nut_trap_depth(type) = type[6];        //! Depth of nut trap
+function nut_pitch(type)      = type[7];        //! Pitch if not standard metric course thread
 
 function nut_flat_radius(type) = nut_radius(type) * cos(30); //! Radius across the flats
 
@@ -45,6 +46,7 @@ function nut_square_thickness(type) = type[3]; //! Thickness of the square nut
 
 module nut(type, nyloc = false, brass = false, nylon = false) { //! Draw specified nut
     thread_d = nut_size(type);
+    thread_p = nut_pitch(type) ? nut_pitch(type) : metric_coarse_pitch(thread_d);
     hole_rad  = thread_d / 2;
     outer_rad = nut_radius(type);
     thickness = nut_thickness(type);
@@ -69,7 +71,7 @@ module nut(type, nyloc = false, brass = false, nylon = false) { //! Draw specifi
         }
 
         if(show_threads)
-            female_metric_thread(thread_d, metric_coarse_pitch(thread_d), thickness, center = false, colour = colour);
+            female_metric_thread(thread_d, thread_p, thickness, center = false, colour = colour);
 
         if(nyloc)
             translate_z(thickness)

vitamins/nuts.scad

@@ -28,28 +28,34 @@ M5_nut_depth = 4;
 M6_nut_depth = 5;
 M8_nut_depth = 6.5;
 
-//                                      s    r    t    n     w              t
-//                                      c    a    h    y     a              r
-//                                      r    d    i    l     s              a
-//                                      e    i    c    o     h              p
-//                                      w    u    k    c     e
+//                                      s    r    t    n     w              t                  t
+//                                      c    a    h    y     a              r                  h
+//                                      r    d    i    l     s              a                  r
+//                                      e    i    c    o     h              p                  e
+//                                      w    u    k    c     e                                 d
 //                                           s    n          r              d
-//                                                e    t                    e
-//                                                s    h                    p
-//                                                s    k                    t
-//                                                                          h
-//
-M2_nut      =      ["M2_nut",           2,   4.9, 1.6, 2.4,  M2_washer,     M2_nut_trap_depth];
-M2p5_nut    =      ["M2p5_nut",         2.5, 5.8, 2.2, 3.8,  M2p5_washer, M2p5_nut_trap_depth];
-M3_nut      =      ["M3_nut",           3,   6.4, 2.4, 4,    M3_washer,     M3_nut_trap_depth];
-M4_nut      =      ["M4_nut",           4,   8.1, 3.2, 5,    M4_washer,     M4_nut_trap_depth];
-M5_nut      =      ["M5_nut",           5,   9.2, 4,   6.25, M5_washer,     M5_nut_depth];
-M6_nut      =      ["M6_nut",           6,  11.5, 5,   8,    M6_washer,     M6_nut_depth];
-M6_half_nut =      ["M6_half_nut",      6,  11.5, 3,   8,    M6_washer,     3];
-M8_nut      =      ["M8_nut",           8,  15,   6.5, 8,    M8_washer,     M8_nut_depth];
-toggle_nut  =      ["toggle_nut",       6.1, 9.2, 1.5, 1.5,  M6_washer,     1.5];
+//                                                e    t                    e                  p
+//                                                s    h                    p                  i
+//                                                s    k                    t                  t
+//                                                                          h                  c
+//                                                                                             h
+M2_nut      =      ["M2_nut",           2,   4.9, 1.6, 2.4,  M2_washer,     M2_nut_trap_depth, 0];
+M2p5_nut    =      ["M2p5_nut",         2.5, 5.8, 2.2, 3.8,  M2p5_washer, M2p5_nut_trap_depth, 0];
+M3_nut      =      ["M3_nut",           3,   6.4, 2.4, 4,    M3_washer,     M3_nut_trap_depth, 0];
+M4_nut      =      ["M4_nut",           4,   8.1, 3.2, 5,    M4_washer,     M4_nut_trap_depth, 0];
+M5_nut      =      ["M5_nut",           5,   9.2, 4,   6.25, M5_washer,     M5_nut_depth,      0];
+M6_nut      =      ["M6_nut",           6,  11.5, 5,   8,    M6_washer,     M6_nut_depth,      0];
+M6_half_nut =      ["M6_half_nut",      6,  11.5, 3,   8,    M6_washer,     3,                 0];
+M8_nut      =      ["M8_nut",           8,  15,   6.5, 8,    M8_washer,     M8_nut_depth,      0];
+toggle_nut  =      ["toggle_nut",       6.1, 9.2, 1.5, 1.5,  M6_washer,     1.5,               inch(1/40)];
 
 M4_wingnut  =      ["M4_wingnut",       4,  10,   3.75,8,    M4_washer,     0, 22, 10, 6, 3];
+//                                                                              sx  ty1 ty2 hammer
+M3_sliding_t_nut = ["M3_sliding_t_nut", 3,   6,   3.0, 4.0,  false,         0,  10,  10,  6, false];
+M4_sliding_t_nut = ["M4_sliding_t_nut", 4,   6,   3.25,4.5,  false,         0,  11,  10,  6, false];
+M5_sliding_t_nut = ["M5_sliding_t_nut", 5,   6,   3.25,4.5,  false,         0,  11,  10,  7, false];
+M3_hammer_nut =    ["M3_hammer_nut",    3,   6,   2.75,4.0,  false,         0, 5.5,  10,  6, true];
+M4_hammer_nut =    ["M4_hammer_nut",    4,   6,   3.25,4.5,  false,         0, 5.5,  10,  6, true];
 
 // DIN 562 (thin) square nuts
 //                                                s    w    h
@@ -65,13 +71,6 @@ M5nS_thin_nut    =      ["M5nS_thin_nut",         5,   8, 2.7];
 M6nS_thin_nut    =      ["M6nS_thin_nut",         6,  10, 3.2];
 M8nS_thin_nut    =      ["M8nS_thin_nut",         8,  13,   4];
 
-//                                                                              sx  ty1 ty2 hammer
-M3_sliding_t_nut = ["M3_sliding_t_nut", 3,   6,   3.0, 4.0,  false,         0,  10,  10,  6, false];
-M4_sliding_t_nut = ["M4_sliding_t_nut", 4,   6,   3.25,4.5,  false,         0,  11,  10,  6, false];
-M5_sliding_t_nut = ["M5_sliding_t_nut", 5,   6,   3.25,4.5,  false,         0,  11,  10,  7, false];
-M3_hammer_nut =    ["M3_hammer_nut",    3,   6,   2.75,4.0,  false,         0, 5.5,  10,  6, true];
-M4_hammer_nut =    ["M4_hammer_nut",    4,   6,   3.25,4.5,  false,         0, 5.5,  10,  6, true];
-
 nuts = [M2_nut, M2p5_nut, M3_nut, M4_nut, M5_nut, M6_nut, M8_nut];
 
 use <nut.scad>