Added more PTFE tube sizes and amde them whiter.

readme.md

@@ -1984,6 +1984,7 @@ A permanent magnet that can be magnatized and de-magnatized electronically.
 |:--- |:--- |
 | ```opengrab()``` | Draw OpenGrab module |
 | ```opengrab_hole_positions()``` | Position children at the screw positions |
+| ```opengrab_side_hole_positions()``` | Position children at the two 4mm hole |
 | ```opengrab_target()``` | Draw OpenGrab target |
 
 ![opengrab](tests/png/opengrab.png)
@@ -1991,8 +1992,8 @@ A permanent magnet that can be magnatized and de-magnatized electronically.
 ### Vitamins
 | Qty | Module call | BOM entry |
 | ---:|:--- |:---|
-|   1 | ```opengrab_target()``` |  OpenGrab  silicon steel target plate |
 |   1 | ```opengrab()``` |  OpenGrab V3 electro permanent magnet |
+|   1 | ```opengrab_target()``` |  OpenGrab silicon steel target plate |
 
 
 <a href="#top">Top</a>
@@ -2140,6 +2141,7 @@ PCBs and perfboard with optional components. The shape can be a rectangle with o
 | ```usb_Ax1(cutout = false)``` | Draw USB type A single socket |
 | ```usb_Ax2(cutout = false)``` | Draw USB type A dual socket |
 | ```usb_B(cutout = false)``` | Draw USB B connector |
+| ```usb_C(cutout = false)``` | Draw USB C connector |
 | ```usb_uA(cutout = false)``` | Draw USB micro A connector |
 
 ![pcb](tests/png/pcb.png)
@@ -2273,6 +2275,7 @@ PCBs and perfboard with optional components. The shape can be a rectangle with o
 | ```usb_Ax1(cutout = false)``` | Draw USB type A single socket |
 | ```usb_Ax2(cutout = false)``` | Draw USB type A dual socket |
 | ```usb_B(cutout = false)``` | Draw USB B connector |
+| ```usb_C(cutout = false)``` | Draw USB C connector |
 | ```usb_uA(cutout = false)``` | Draw USB micro A connector |
 
 ![pcbs](tests/png/pcbs.png)
@@ -2292,11 +2295,11 @@ PCBs and perfboard with optional components. The shape can be a rectangle with o
 |   1 | ```pcb(Keyes5p1)``` |  Keyes5.1 Arduino Uno expansion board |
 |   1 | ```pcb(MT3608)``` |  MT3608 boost converter module |
 |   1 | ```pcb(Melzi)``` |  Melzi electronics |
-|   4 |  |  Micro SD card |
+|   5 |  |  Micro SD card |
 |   1 | ```molex_254(2)``` |  Molex KK header 2 way |
 |   1 | ```molex_254(3)``` |  Molex KK header 3 way |
 |  16 | ```nut(M2_nut, nyloc = true)``` |  Nut M2 x 1.6mm nyloc |
-|  30 | ```nut(M2p5_nut, nyloc = true)``` |  Nut M2.5 x 2.2mm nyloc |
+|  34 | ```nut(M2p5_nut, nyloc = true)``` |  Nut M2.5 x 2.2mm nyloc |
 |  16 | ```nut(M3_nut, nyloc = true)``` |  Nut M3 x 2.4mm nyloc |
 |  12 | ```nut(M4_nut, nyloc = true)``` |  Nut M4 x 3.2mm nyloc |
 |   1 | ```pcb(PI_IO)``` |  PI_IO V2 |
@@ -2309,27 +2312,27 @@ PCBs and perfboard with optional components. The shape can be a rectangle with o
 |   1 | ```pin_socket(2p54header, 13, 2, right_angle = true)``` |  Pin socket 13 x 2 right_angle |
 |   1 | ```pcb(RAMPSEndstop)``` |  RAMPS Endstop Switch |
 |   1 | ```pcb(RPI3)``` |  Raspberry Pi 3 |
+|   1 | ```pcb(RPI4)``` |  Raspberry Pi 4 |
 |   1 | ```pcb(RPI0)``` |  Raspberry Pi Zero |
 |  12 | ```screw(M2_cap_screw, 16)``` |  Screw M2 cap x 16mm |
 |   4 | ```screw(M2_cap_screw, 20)``` |  Screw M2 cap x 20mm |
 |   2 | ```screw(M2p5_cap_screw, 16)``` |  Screw M2.5 cap x 16mm |
 |   4 | ```screw(M2p5_cap_screw, 20)``` |  Screw M2.5 cap x 20mm |
 |   4 | ```screw(M2p5_cap_screw, 25)``` |  Screw M2.5 cap x 25mm |
-|   4 | ```screw(M2p5_cap_screw, 30)``` |  Screw M2.5 cap x 30mm |
+|   8 | ```screw(M2p5_cap_screw, 30)``` |  Screw M2.5 cap x 30mm |
 |   4 | ```screw(M2p5_pan_screw, 20)``` |  Screw M2.5 pan x 20mm |
 |  12 | ```screw(M2p5_pan_screw, 25)``` |  Screw M2.5 pan x 25mm |
 |   4 | ```screw(M3_cap_screw, 16)``` |  Screw M3 cap x 16mm |
 |   8 | ```screw(M3_cap_screw, 30)``` |  Screw M3 cap x 30mm |
 |   4 | ```screw(M3_cap_screw, 35)``` |  Screw M3 cap x 35mm |
-|   4 | ```screw(M4_cap_screw, 30)``` |  Screw M4 cap x 30mm |
-|   8 | ```screw(M4_cap_screw, 35)``` |  Screw M4 cap x 35mm |
+|  12 | ```screw(M4_cap_screw, 35)``` |  Screw M4 cap x 35mm |
 |   1 | ```pcb(TP4056)``` |  TP4056 Li-lon Battery charger module |
 |   3 | ```terminal_35(2)``` |  Terminal block 2 way 3.5mm |
 |   2 | ```green_terminal(gt_2p54, 4)``` |  Terminal block 4 way 0.1" |
 |   1 |  |  USB A to Mini B lead |
 |   1 | ```pcb(WD2002SJ)``` |  WD2002SJ Buck Boost DC-DC converter |
 |  16 | ```washer(M2_washer)``` |  Washer  M2 x 5mm x 0.3mm |
-|  30 | ```washer(M2p5_washer)``` |  Washer  M2.5 x 5.9mm x 0.5mm |
+|  34 | ```washer(M2p5_washer)``` |  Washer  M2.5 x 5.9mm x 0.5mm |
 |  16 | ```washer(M3_washer)``` |  Washer  M3 x 7mm x 0.5mm |
 |  12 | ```washer(M4_washer)``` |  Washer  M4 x 9mm x 0.8mm |
 |   1 | ```pcb(ZC_A0591)``` |  ZC-A0591 ULN2003 driver PCB |
@@ -2348,14 +2351,15 @@ PCBs and perfboard with optional components. The shape can be a rectangle with o
 |   4 | pcb_spacer25140_2.stl |
 |   4 | pcb_spacer25150_2.stl |
 |   4 | pcb_spacer25180.stl |
+|   4 | pcb_spacer25190.stl |
 |   2 | pcb_spacer2570.stl |
 |   4 | pcb_spacer30160.stl |
 |   4 | pcb_spacer30170.stl |
-|   4 | pcb_spacer30220.stl |
+|   4 | pcb_spacer30230.stl |
 |   4 | pcb_spacer3050.stl |
-|   4 | pcb_spacer40190.stl |
 |   4 | pcb_spacer40200.stl |
 |   4 | pcb_spacer40210.stl |
+|   4 | pcb_spacer40220.stl |
 
 
 <a href="#top">Top</a>
@@ -3582,10 +3586,15 @@ Tubing and sleeving. The internal diameter can be forced to stretch it over some
 | ```tubing_material(type)``` | Material description |
 | ```tubing_od(type)``` | Outside diameter |
 
+### Functions
+| Function | Description |
+|:--- |:--- |
+| ```tubing_or(type)``` | Outside radius |
+
 ### Modules
 | Module | Description |
 |:--- |:--- |
-| ```tubing(type, length = 15, forced_id = 0)``` | Draw specified tubing with optional forced internal diameter |
+| ```tubing(type, length = 15, forced_id = 0, center = true)``` | Draw specified tubing with optional forced internal diameter |
 
 ![tubings](tests/png/tubings.png)
 
@@ -3599,7 +3608,10 @@ Tubing and sleeving. The internal diameter can be forced to stretch it over some
 |   1 | ```tubing(NEOP85)``` |  Neoprene tubing OD 8mm ID 5mm x 15mm |
 |   1 | ```tubing(PTFE07)``` |  PTFE sleeving OD 1.2mm ID 0.71mm x 15mm |
 |   1 | ```tubing(PTFE20)``` |  PTFE sleeving OD 2.6mm ID 2mm x 15mm |
+|   1 | ```tubing(PTFE2_3)``` |  PTFE tubing OD 3mm ID 2mm x 15mm |
 |   1 | ```tubing(PF7)``` |  PTFE tubing OD 4.6mm ID 3.84mm x 15mm |
+|   1 | ```tubing(PTFE2_4)``` |  PTFE tubing OD 4mm ID 2mm x 15mm |
+|   1 | ```tubing(PTFE4_6)``` |  PTFE tubing OD 6mm ID 4mm x 15mm |
 |   1 | ```tubing(PVC64)``` |  PVC aquarium tubing OD 6mm ID 4mm x 15mm |
 |   1 | ```tubing(PVC85)``` |  PVC aquarium tubing OD 8mm ID 5mm x 15mm |
 
@@ -5254,6 +5266,7 @@ The origin of the rack is the left end of the pitch line and its width is below
 |:--- |:--- |
 | ```centre_distance(m, z1, z2, pa = 20)``` | Calculate distance between centres taking profile shift into account |
 | ```involute(r, u)``` | Involute of circle radius r at angle u in radians |
+| ```involute_gear_od(m, z, pa = 20)``` | involute gear outside diameter given modulus, tooth count and pressure angle |
 | ```involute_rack_tooth_profile(m, pa = 20, clearance = undef)``` | Calculate rack tooth profile given module and pressure angle |
 | ```involute_worm_profile(m, pa = 20, clearance = undef)``` | Calculate worm profile suitable for passing to thread() |
 | ```profile_shift(z, pa)``` | Calculate profile shift for small gears |

utils/gears.scad

@@ -46,6 +46,9 @@ function profile_shift(z, pa) = z ? max(1 - z * sqr(sin(pa)) / 2, 0) : 0; //! Ca
 function centre_distance(m, z1, z2, pa = 20) = //! Calculate distance between centres taking profile shift into account
     let(x1 = profile_shift(z1, pa), x2 = profile_shift(z2, pa)) m * (z1/2 + z2/2 + x1 + x2);
 
+function involute_gear_od(m, z, pa = 20) = //! involute gear outside diameter given modulus, tooth count and pressure angle
+    m * (z + 2 * profile_shift(z, pa) + 2);
+
 module involute_gear_profile(m, z, pa = 20, clearance = undef, steps = 20) { //! Calculate gear profile given module, number of teeth and pressure angle
     assert(z >= 7, "Gears must have at least 7 teeth.");
     d = m * z;                                                  // Reference pitch circle diameter

vitamins/ball_bearing.scad

@@ -52,21 +52,21 @@ module ball_bearing(type) { //! Draw a ball bearing
         rim_chamfer = rim / 6;
         rotate_extrude()
             hull() {
-                translate([or - rim / 2, 0])
-                    square([rim, h - 2 * rim_chamfer], center = true);
+                translate([or - rim, -h / 2 + rim_chamfer])
+                    square([rim, h - 2 * rim_chamfer]);
 
-                translate([or - rim / 2 - rim_chamfer, 0])
-                    square([rim - rim_chamfer, h], center = true);
+                translate([or - rim, -h / 2])
+                    square([rim - rim_chamfer, h]);
             }
 
         hub_chamfer = hub / 6;
         rotate_extrude()
             hull() {
-                translate([ir + hub / 2, 0])
-                    square([hub, h - 2 * hub_chamfer], center = true);
+                translate([ir, -h / 2 + hub_chamfer])
+                    square([hub, h - 2 * hub_chamfer]);
 
-                translate([ir + hub / 2 + hub_chamfer, 0])
-                    square([hub - hub_chamfer, h], center = true);
+                translate([ir + hub_chamfer, -h / 2])
+                    square([hub - hub_chamfer, h]);
             }
     }
 

vitamins/opengrab.scad

@@ -41,6 +41,10 @@ module opengrab_hole_positions()    //! Position children at the screw positions
         translate([x * pitch / 2, y * pitch / 2, 0])
             children();
 
+module opengrab_side_hole_positions() //! Position children at the two 4mm hole
+    for(side = [-1, 1])
+        translate([side * (width / 2 - 3.5), 0])
+            children();
 
 function opengrab_width() = width;              //! Module width
 function opengrab_depth() = depth;              //! Module height
@@ -82,7 +86,7 @@ module opengrab() { //! Draw OpenGrab module
 }
 
 module opengrab_target() { //! Draw OpenGrab target
-    vitamin("opengrab_target(): OpenGrab  silicon steel target plate");
+    vitamin("opengrab_target(): OpenGrab silicon steel target plate");
 
      color(grey(80))
         linear_extrude(target)
@@ -92,8 +96,7 @@ module opengrab_target() { //! Draw OpenGrab target
                 opengrab_hole_positions()
                     circle(d = 3.2);
 
-                for(side = [-1, 1])
-                    translate([side * (width / 2 - 3.5), 0])
-                        circle(d = 4);
+                opengrab_side_hole_positions()
+                    circle(d = 4);
         }
 }

vitamins/pcb.scad

@@ -333,8 +333,9 @@ function hdmi_height2(type)   = type[6]; //! Inside height in the middle
 function hdmi_height(type)    = type[7]; //! Outside height above the PCB
 function hdmi_thickness(type) = type[8]; //! Wall thickness of the metal
 
-hdmi_full = [ "hdmi_full", "HDMI socket",      12,  14,   10,  3,    4.5, 6.5, 0.5 ];
-hdmi_mini = [ "hdmi_mini", "Mini HDMI socket", 7.5, 10.5, 8.3, 1.28, 2.5, 3.2, 0.35 ];
+hdmi_full = [ "hdmi_full", "HDMI socket",        12,   14,   10,  3,    4.5, 6.5, 0.5 ];
+hdmi_mini = [ "hdmi_mini", "Mini HDMI socket",    7.5, 10.5, 8.3, 1.28, 2.5, 3.2, 0.35 ];
+hdmi_micro = [ "hdmi_micro", "Micro HDMI socket", 8.5,  5.9, 4.43, 1.4, 2.3, 3,   0.3 ];
 
 module hdmi(type, cutout = false) { //! Draw HDMI socket
     vitamin(str("hdmi(", type[0], "): ", type[1]));
@@ -437,6 +438,39 @@ module usb_uA(cutout = false) { //! Draw USB micro A connector
         }
 }
 
+module usb_C(cutout = false) { //! Draw USB C connector
+    l = 7.35;
+    w = 8.94;
+    h = 3.26;
+    t = 0.4;
+    flange_h = 3;
+    flange_w = 8;
+
+    module O()
+        translate([0, h / 2])
+            rounded_square([w, h], h / 2 - 0.5, center = true);
+
+    if(cutout)
+        rotate([90, 0, 90])
+            linear_extrude(100)
+                offset(2 * panel_clearance)
+                    O();
+    else
+        color("silver") rotate([90, 0, 90]) {
+            linear_extrude(l, center = true)
+                difference() {
+                    O();
+
+                    offset(-t)
+                        O();
+                }
+
+            translate_z(-l / 2)
+                linear_extrude(2.51)
+                    O();
+
+        }
+}
 module usb_B(cutout = false) {  //! Draw USB B connector
     l = 16.4;
     w = 12.2;
@@ -890,10 +924,12 @@ module pcb_component(comp, cutouts = false, angle = undef) { //! Draw pcb compon
         if(show(comp, "usb_Ax2"))       usb_Ax2(cutouts);
         if(show(comp, "usb_uA"))        usb_uA(cutouts);
         if(show(comp, "usb_B"))         usb_B(cutouts);
+        if(show(comp, "usb_C"))         usb_C(cutouts);
         if(show(comp, "jack"))          jack(cutouts);
         if(show(comp, "barrel_jack"))   barrel_jack(cutouts);
         if(show(comp, "hdmi"))          hdmi(hdmi_full, cutouts);
         if(show(comp, "mini_hdmi"))     hdmi(hdmi_mini, cutouts);
+        if(show(comp, "micro_hdmi"))    hdmi(hdmi_micro, cutouts);
         if(show(comp, "flex"))          flex(cutouts);
         if(show(comp, "flat_flex"))     flat_flex(param(4, false) ? large_ff : small_ff, cutouts);
         if(show(comp, "uSD"))           uSD(comp[4], cutouts);

vitamins/pcbs.scad

@@ -217,6 +217,25 @@ RPI3 =  ["RPI3", "Raspberry Pi 3",     85,    56,    1.4, 3,    2.75, 6, "green"
     [": Micro SD card"],
     [32.5 - 9.5 * 2.54, 52.5 - 1.27, 20, 2]];
 
+RPI4 = ["RPI4", "Raspberry Pi 4", 85, 56, 1.4, 3, 2.75, 6, "green", false, [[3.5, 3.5], [61.5, 3.5], [61.5, -3.5], [3.5, -3.5]], [
+    [32.5, -3.5, 0, "2p54header", 20, 2],
+    [-6.5, 9, 0, "usb_Ax2"],
+    [-6.5, 27, 0, "usb_Ax2"],
+    [-8.5, 45.75, 0, "rj45"],
+
+    [ 4, 28, 90, "flex"],
+    [11.2, 3.675 - 1.6, -90, "usb_C"],
+    [ 26,  2.5, -90, "micro_hdmi"],
+    [39.5, 2.5, -90, "micro_hdmi"],
+    [46.5, 11.5, -90, "flex"],
+    [ 54, 6, -90, "jack"],
+
+    [ 29.25, 32.5, 0, "chip", 14, 14, 2.4],
+    [ 60, -22.3, 0, "chip", 9, 9, 0.6],
+    [7.75, 28, 180, "-uSD", [12, 11.5, 1.28]]
+    ], [": Micro SD card"], [32.5 - 9.5 * 2.54, 52.5 - 1.27, 20, 2]
+];
+
 RPI0 =  ["RPI0", "Raspberry Pi Zero",     65,    30,    1.4, 3,    2.75, 6, "green", false, [[3.5, 3.5], [-3.5, 3.5], [-3.5, -3.5], [3.5, -3.5]],
     [//[32.5, -3.5,   0, "2p54header", 20, 2],
      [25.5,  13,      0, "chip",       12, 12, 1.2],
@@ -391,7 +410,7 @@ RAMPSEndstop = ["RAMPSEndstop", "RAMPS Endstop Switch",
     []];
 
 
-pcbs = [TP4056, MT3608, RAMPSEndstop, ExtruderPCB, PI_IO, ZC_A0591, RPI0, EnviroPlus, ArduinoUno3, ArduinoLeonardo, Keyes5p1, PSU12V1A, WD2002SJ, RPI3, DuetE, Duex2, Duex5, Melzi];
+pcbs = [TP4056, MT3608, RAMPSEndstop, ExtruderPCB, PI_IO, ZC_A0591, RPI0, EnviroPlus, ArduinoUno3, ArduinoLeonardo, Keyes5p1, PSU12V1A, WD2002SJ, RPI3, RPI4, DuetE, Duex2, Duex5, Melzi];
 
 perfboards = [PERF74x51, PERF70x50, PERF60x40, PERF70x30, PERF80x20];
 

vitamins/tubing.scad

@@ -27,7 +27,9 @@ function tubing_od(type)       = type[2]; //! Outside diameter
 function tubing_id(type)       = type[3]; //! Inside diameter
 function tubing_colour(type)   = type[4]; //! Colour
 
-module tubing(type, length = 15, forced_id = 0) { //! Draw specified tubing with optional forced internal diameter
+function tubing_or(type)        = tubing_od(type) / 2; //! Outside radius
+
+module tubing(type, length = 15, forced_id = 0, center = true) { //! Draw specified tubing with optional forced internal diameter
     original_od = tubing_od(type);
     original_id = tubing_id(type);
     id = forced_id ? forced_id : original_id;
@@ -37,7 +39,7 @@ module tubing(type, length = 15, forced_id = 0) { //! Draw specified tubing with
     else
         vitamin(str("tubing(", type[0], arg(length, 15), "): ", tubing_material(type), " OD ", original_od, "mm ID ", original_id,"mm x ",length, "mm"));
     color(tubing_colour(type))
-        linear_extrude(length, center = true, convexity = 4)
+        linear_extrude(length, center = center, convexity = 4)
             difference() {
                 circle(d = od);
                 circle(d = id);

vitamins/tubings.scad

@@ -20,20 +20,21 @@
 //
 // Tubing and sleeving
 //
-tubing_colour                     = [0.8, 0.8, 0.8, 0.75 ];
-
-PVC64     = ["PVC64",     "PVC aquarium tubing", 6,        4, tubing_colour];
-PVC85     = ["PVC85",     "PVC aquarium tubing", 8,        5, tubing_colour];
+PVC64     = ["PVC64",     "PVC aquarium tubing", 6,        4, [0.8, 0.8, 0.8, 0.75 ]];
+PVC85     = ["PVC85",     "PVC aquarium tubing", 8,        5, [0.8, 0.8, 0.8, 0.75 ]];
 NEOP85    = ["NEOP85",    "Neoprene tubing",     8,        5, [0.2,0.2,0.2]];
-PTFE07    = ["PTFE07",    "PTFE sleeving",       1.2,   0.71, tubing_colour];
-PTFE20    = ["PTFE20",    "PTFE sleeving",       2.6,      2, tubing_colour];
-PF7       = ["PF7",       "PTFE tubing",         46/10, 3.84, tubing_colour];
+PTFE07    = ["PTFE07",    "PTFE sleeving",       1.2,   0.71, [0.95, 0.95, 0.95, 0.9]];
+PTFE20    = ["PTFE20",    "PTFE sleeving",       2.6,      2, [0.95, 0.95, 0.95, 0.9]];
+PTFE2_4   = ["PTFE2_4",   "PTFE tubing",         4,        2, [0.95, 0.95, 0.95, 0.9]];
+PTFE2_3   = ["PTFE2_3",   "PTFE tubing",         3,        2, [0.95, 0.95, 0.95, 0.9]];
+PTFE4_6   = ["PTFE4_6",   "PTFE tubing",         6,        4, [0.95, 0.95, 0.95, 0.9]];
+PF7       = ["PF7",       "PTFE tubing",         46/10, 3.84, [0.95, 0.95, 0.95, 0.9]];
 HSHRNK16  = ["HSHRNK16",  "Heatshrink sleeving", 2.0,    1.6, "grey"];
 HSHRNK24  = ["HSHRNK24",  "Heatshrink sleeving", 2.8,    2.4, "grey"];
 HSHRNK32  = ["HSHRNK32",  "Heatshrink sleeving", 3.6,    3.2, "grey"];
 HSHRNK64  = ["HSHRNK64",  "Heatshrink sleeving", 6.8,    6.4, "grey"];
 HSHRNK100 = ["HSHRNK100", "Heatshrink sleeving",10.4,   10.0,  [0.2,0.2,0.2]];
 
-tubings = [PVC64, PVC85, NEOP85, PTFE07, PTFE20, PF7, HSHRNK16, HSHRNK24, HSHRNK64, HSHRNK100];
+tubings = [PVC64, PVC85, NEOP85, PTFE07, PTFE20, PF7, PTFE2_3, PTFE2_4, PTFE4_6, HSHRNK16, HSHRNK24, HSHRNK64, HSHRNK100];
 
 use <tubing.scad>