Merge branch 'martinbudden-rounded_cubes'

readme.md

@@ -288,6 +288,8 @@ Models of radial blowers.
 | `blower_screw_holes(type)` | List of XY coordinates of the screw holes |
 | `blower_top(type)` | Thickness of the top |
 | `blower_wall(type)` | Side wall thickness |
+| `blower_wall_left(type)` | Left side wall thickness |
+| `blower_wall_right(type)` | Right wall thickness (for square fans) |
 | `blower_width(type)` | Width of enclosing rectangle |
 
 ### Functions
@@ -311,10 +313,12 @@ Models of radial blowers.
 |   1 | `blower(PE4020)` |  Blower Pengda Technology 4020 |
 |   1 | `blower(RB5015)` |  Blower Runda RB5015 |
 |   4 | `screw(M2_cap_screw, 8)` |  Screw M2 cap x  8mm |
+|   2 | `screw(M2_cap_screw, 10)` |  Screw M2 cap x 10mm |
 |   3 | `screw(M3_cap_screw, 20)` |  Screw M3 cap x 20mm |
 |   2 | `screw(M4_cap_screw, 25)` |  Screw M4 cap x 25mm |
+|   1 | `blower(BL30x10)` |  Square radial fan 3010 |
 |   1 | `blower(BL40x10)` |  Square radial fan 4010 |
-|   4 | `washer(M2_washer)` |  Washer  M2 x 5mm x 0.3mm |
+|   6 | `washer(M2_washer)` |  Washer  M2 x 5mm x 0.3mm |
 |   3 | `washer(M3_washer)` |  Washer  M3 x 7mm x 0.5mm |
 |   2 | `washer(M4_washer)` |  Washer  M4 x 9mm x 0.8mm |
 
@@ -2311,6 +2315,7 @@ PCBs and perfboard with optional components. The shape can be a rectangle with o
 | ---:|:--- |:---|
 |   1 | `pcb(ArduinoLeonardo)` |  Arduino Leonardo |
 |   1 | `pcb(ArduinoUno3)` |  Arduino Uno R3 |
+|   1 | `pcb(BTT_SKR_E3_TURBO)` |  BigTreeTech SKR E3 Turbo |
 |   1 | `pcb(BTT_SKR_MINI_E3_V2_0)` |  BigTreeTech SKR Mini E3 v2.0 |
 |   1 | `pcb(BTT_SKR_V1_4_TURBO)` |  BigTreeTech SKR v1.4 Turbo |
 |   1 |  |  Cat 5 patch cable 300mm |
@@ -2321,7 +2326,7 @@ PCBs and perfboard with optional components. The shape can be a rectangle with o
 |   1 | `pcb(ESP-01)` |  ESP-01 |
 |   1 | `pcb(EnviroPlus)` |  Enviro+ |
 |   1 | `pcb(ExtruderPCB)` |  Extruder connection PCB |
-|   1 | `pcb(Keyes5p1)` |  Keyes5.1 Arduino Uno expansion board |
+|   1 | `pcb(Keyes5p1)` |  Keyes5.1 Arduino Uno expansion board - not shown |
 |   1 | `pcb(MP1584EN)` |  MP1584EN 3A buck converter |
 |   1 | `pcb(MT3608)` |  MT3608 boost converter module |
 |   1 | `pcb(Melzi)` |  Melzi electronics - not shown |
@@ -2330,8 +2335,8 @@ PCBs and perfboard with optional components. The shape can be a rectangle with o
 |   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 |
-|  34 | `nut(M2p5_nut, nyloc = true)` |  Nut M2.5 x 2.2mm nyloc |
-|  17 | `nut(M3_nut, nyloc = true)` |  Nut M3 x 2.4mm nyloc |
+|  30 | `nut(M2p5_nut, nyloc = true)` |  Nut M2.5 x 2.2mm nyloc |
+|  22 | `nut(M3_nut, nyloc = true)` |  Nut M3 x 2.4mm nyloc |
 |   8 | `nut(M4_nut, nyloc = true)` |  Nut M4 x 3.2mm nyloc |
 |   1 | `pcb(PI_IO)` |  PI_IO V2 |
 |   1 | `pcb(PSU12V1A)` |  PSU 12V 1A - not shown |
@@ -2351,9 +2356,8 @@ PCBs and perfboard with optional components. The shape can be a rectangle with o
 |   8 | `screw(M2p5_cap_screw, 25)` |  Screw M2.5 cap x 25mm |
 |   8 | `screw(M2p5_cap_screw, 30)` |  Screw M2.5 cap x 30mm |
 |  12 | `screw(M2p5_pan_screw, 25)` |  Screw M2.5 pan x 25mm |
-|   4 | `screw(M2p5_pan_screw, 30)` |  Screw M2.5 pan x 30mm |
 |   4 | `screw(M3_cap_screw, 16)` |  Screw M3 cap x 16mm |
-|   4 | `screw(M3_cap_screw, 30)` |  Screw M3 cap x 30mm |
+|   9 | `screw(M3_cap_screw, 30)` |  Screw M3 cap x 30mm |
 |   9 | `screw(M3_cap_screw, 35)` |  Screw M3 cap x 35mm |
 |   8 | `screw(M4_cap_screw, 35)` |  Screw M4 cap x 35mm |
 |   1 | `pcb(TP4056)` |  TP4056 Li-lon Battery charger module |
@@ -2362,8 +2366,8 @@ PCBs and perfboard with optional components. The shape can be a rectangle with o
 |   1 |  |  USB A to Mini B lead - not shown |
 |   1 | `pcb(WD2002SJ)` |  WD2002SJ Buck Boost DC-DC converter |
 |  16 | `washer(M2_washer)` |  Washer  M2 x 5mm x 0.3mm |
-|  34 | `washer(M2p5_washer)` |  Washer  M2.5 x 5.9mm x 0.5mm |
-|  17 | `washer(M3_washer)` |  Washer  M3 x 7mm x 0.5mm |
+|  30 | `washer(M2p5_washer)` |  Washer  M2.5 x 5.9mm x 0.5mm |
+|  22 | `washer(M3_washer)` |  Washer  M3 x 7mm x 0.5mm |
 |   8 | `washer(M4_washer)` |  Washer  M4 x 9mm x 0.8mm |
 |   1 | `pcb(ZC_A0591)` |  ZC-A0591 ULN2003 driver PCB |
 
@@ -2379,11 +2383,11 @@ PCBs and perfboard with optional components. The shape can be a rectangle with o
 |   4 | pcb_spacer25140.stl |
 |   4 | pcb_spacer25150_2.stl |
 |   4 | pcb_spacer25160_2.stl |
-|   4 | pcb_spacer25170_2.stl |
+|   4 | pcb_spacer25180.stl |
 |   4 | pcb_spacer25190.stl |
-|   4 | pcb_spacer25200.stl |
 |   2 | pcb_spacer2580.stl |
-|   4 | pcb_spacer30180.stl |
+|   4 | pcb_spacer30170.stl |
+|   5 | pcb_spacer30200.stl |
 |   5 | pcb_spacer30210.stl |
 |   4 | pcb_spacer30220.stl |
 |   4 | pcb_spacer3050.stl |
@@ -6232,9 +6236,10 @@ Rectangle with rounded corners.
 ### Modules
 | Module | Description |
 |:--- |:--- |
+| `rounded_cube_xy(size, r = 0, xy_center = false, z_center = false)` | Like `cube()` but corners rounded in XY plane and separate centre options for xy and z. |
+| `rounded_cube_xz(size, r = 0, xy_center = false, z_center = false)` | Like `cube()` but corners rounded in XZ plane and separate centre options for xy and z. |
+| `rounded_cube_yz(size, r = 0, xy_center = false, z_center = false)` | Like `cube()` but corners rounded in YX plane and separate centre options for xy and z. |
 | `rounded_rectangle(size, r, center = true, xy_center = true)` | Like `cube()` but corners rounded in XY plane and separate centre options for xy and z. |
-| `rounded_rectangle_xz(size, r, center = true, xy_center = true)` | Like `cube()` but corners rounded in XZ plane and separate centre options for xy and z. |
-| `rounded_rectangle_yz(size, r, center = true, xy_center = true)` | Like `cube()` but corners rounded in YX plane and separate centre options for xy and z. |
 | `rounded_square(size, r, center = true)` | Like `square()` but with with rounded corners |
 
 ![rounded_rectangle](tests/png/rounded_rectangle.png)

tests/blowers.scad

@@ -22,7 +22,7 @@ use <../utils/layout.scad>
 include <../vitamins/blowers.scad>
 
 module blowers()
-    layout([for(b = blowers) blower_width(b)], 10, true) let(b = blowers[$i]){
+    layout([for(b = blowers) blower_width(b)], 5, true) let(b = blowers[$i]){
         screw = blower_screw(b);
         h = blower_lug(b);
 

tests/rounded_rectangle.scad

@@ -27,10 +27,13 @@ module rounded_rectangles() {
         rounded_rectangle([30, 20, 10], 3);
 
     translate([80, 0])
-        rounded_rectangle_xz([30, 20, 10], 3);
+        rounded_cube_xy([30, 20, 10], 3);
 
     translate([120, 0])
-        rounded_rectangle_yz([30, 20, 10], 3);
+        rounded_cube_xz([30, 20, 10], 3);
+
+    translate([160, 0])
+        rounded_cube_yz([30, 20, 10], 3);
 }
 
 rounded_rectangles();

utils/core/rounded_rectangle.scad

@@ -22,26 +22,33 @@
 //
 module rounded_square(size, r, center = true) //! Like `square()` but with with rounded corners
 {
+    assert(r < min(size.x, size.y) / 2);
     $fn = r2sides4n(r);
     offset(r) offset(-r) square(size, center = center);
 }
 
 module rounded_rectangle(size, r, center = true, xy_center = true) //! Like `cube()` but corners rounded in XY plane and separate centre options for xy and z.
 {
-    linear_extrude(size.z, center = center)
+    extrude_if(size.z, center = center)
         rounded_square([size.x, size.y], r, xy_center);
 }
 
-module rounded_rectangle_xz(size, r, center = true, xy_center = true) //! Like `cube()` but corners rounded in XZ plane and separate centre options for xy and z.
+module rounded_cube_xy(size, r = 0, xy_center = false, z_center = false) //! Like `cube()` but corners rounded in XY plane and separate centre options for xy and z.
 {
-    translate([xy_center ? 0 : size.x / 2, xy_center ? 0 : size.y / 2, center ? 0 : size.z / 2])
-        rotate([90, 0, 0])
-            rounded_rectangle([size.x, size.z, size.y], r, center = true, xy_center = true);
+    extrude_if(size.z, center = z_center)
+        rounded_square([size.x, size.y], r, xy_center);
 }
 
-module rounded_rectangle_yz(size, r, center = true, xy_center = true) //! Like `cube()` but corners rounded in YX plane and separate centre options for xy and z.
+module rounded_cube_xz(size, r = 0, xy_center = false, z_center = false) //! Like `cube()` but corners rounded in XZ plane and separate centre options for xy and z.
 {
-    translate([xy_center ? 0 : size.x / 2, xy_center ? 0 : size.y / 2, center ? 0 : size.z / 2])
-        rotate([90, 0, 90])
-            rounded_rectangle([size.y, size.z, size.x], r, center = true, xy_center = true);
+    translate([xy_center ? 0 : size.x / 2, xy_center ? 0 : size.y / 2, z_center ? 0 : size.z / 2])
+        rotate([90, 0, 0])
+            rounded_cube_xy([size.x, size.z, size.y], r, xy_center = true, z_center = true);
+}
+
+module rounded_cube_yz(size, r = 0, xy_center = false, z_center = false) //! Like `cube()` but corners rounded in YX plane and separate centre options for xy and z.
+{
+    translate([xy_center ? 0 : size.x / 2, xy_center ? 0 : size.y / 2, z_center ? 0 : size.z / 2])
+        rotate([90, 0, 90])
+            rounded_cube_xy([size.y, size.z, size.x], r, xy_center = true, z_center = true);
 }

vitamins/blower.scad

@@ -40,8 +40,10 @@ function blower_base(type)        = type[13]; //! Thickness of the base
 function blower_top(type)         = type[14]; //! Thickness of the top
 function blower_wall(type)        = type[15]; //! Side wall thickness
 function blower_lug(type)         = type[16]; //! Height of the lugs
+function blower_wall_left(type)   = type[15]; //! Left side wall thickness
+function blower_wall_right(type)  = type[17]; //! Right wall thickness (for square fans)
 
-function blower_casing_is_square(type) = len(blower_screw_holes(type)) > 3; //! True for square radial fans, false for spiral shape radial blowers
+function blower_casing_is_square(type) = blower_depth(type) < 15; //! True for square radial fans, false for spiral shape radial blowers
 function blower_exit_offset(type) = blower_casing_is_square(type) ? blower_length(type) / 2 : blower_exit(type) / 2; //! Offset of exit's centre from the edge
 
 fan_colour = grey(20);
@@ -74,41 +76,54 @@ module blower_fan(type, casing_is_square) {
 module blower_square(type) { //! Draw a square blower
     width = blower_width(type);
     depth = blower_depth(type);
-    wall = blower_wall(type);
+    wall_left = blower_wall_left(type);
+    wall_right = blower_wall_right(type);
+    hole_count = len(blower_screw_holes(type));
     hole_pitch = (blower_screw_holes(type)[1].x - blower_screw_holes(type)[0].x) / 2;
     corner_radius = width / 2 - hole_pitch;
-    corner_inset = (width - blower_exit(type)) / 2;
+    corner_inset = (width - blower_exit(type) - wall_left - wall_right) / (hole_count == 2 ? 1 : 2);
+
+    module inset_corners()
+        translate([width / 2, width / 2])
+            for(i = hole_count == 2 ? [1, 3] : [0 : 3])
+                rotate(i * 90)
+                    translate([-width / 2 - eps, -width/ 2 - eps])
+                        quadrant(corner_inset, corner_inset - corner_radius);
 
     module square_inset_corners(remove_center = false)
         difference() {
             //overall outside
-                square([width, width], center = false);
+            rounded_square([width, width], corner_radius, center = false);
 
             if (remove_center) {
                 // cut out the inside, leaving the corners
-                translate([corner_inset + wall, -eps])
-                    square([width - 2 * (wall + corner_inset), width - wall + eps], center = false);
-
-                translate([wall, corner_inset + wall])
-                    square([width - 2 * wall, width - 2 * (wall + corner_inset)], center = false);
+                translate([hole_count == 2 ? wall_left : corner_inset + wall_left, -eps])
+                    square([blower_exit(type), width / 2], center = false);
+                translate(blower_axis(type))
+                    circle(d = blower_bore(type) + 1);
             } else {
                 // cut out the bore for the fan
                 translate(blower_axis(type))
                     circle(d = blower_bore(type));
             }
-            // corner inset
-            translate([width / 2, width / 2])
-            for(i = [0 : 3])
-                rotate(i * 90)
-                    translate([-width / 2 - eps, -width/ 2 - eps])
-                        quadrant(corner_inset, corner_inset - corner_radius);
+            inset_corners();
         }
 
     base_height = blower_base(type);
     linear_extrude(base_height)
         difference () {
             rounded_square([width, width], corner_radius, center = false);
+            blower_hole_positions(type)
+                circle(d = blower_screw_hole(type));
+        }
 
+    // add the lugs which may be higher than the base
+    linear_extrude(blower_lug(type))
+        difference () {
+            intersection() {
+                rounded_square([width, width], corner_radius, center = false);
+                inset_corners();
+            }
             blower_hole_positions(type)
                 circle(d = blower_screw_hole(type));
         }

vitamins/blowers.scad

@@ -24,8 +24,9 @@
 //                                                   h                                                   h    s                                         t         t
 RB5015 = ["RB5015", "Blower Runda RB5015",           51.3, 51, 15, 31.5, M4_cap_screw, 26, [27.3, 25.4], 4.5, [[4.3, 45.4], [47.3,7.4]],     20,   14,  1.5, 1.3, 1.2, 15];
 PE4020 = ["PE4020", "Blower Pengda Technology 4020", 40,   40, 20, 27.5, M3_cap_screw, 22, [21.5, 20  ], 3.2, [[37,3],[3,37],[37,37]],       29.3, 17,  1.7, 1.2, 1.3, 13];
-BL40x10 =["BL40x10","Square radial fan 4010",        40,   40,9.5, 27,   M2_cap_screw, 16, [24,   20  ], 2.4, [[2,2],[38,2],[2,38],[38,38]], 30  , 9.5, 1.5, 1.5, 1.1, 1.5];
+BL30x10 =["BL30x10","Square radial fan 3010",        30,   30,10.1,25,   M2_cap_screw, 16, [16,   15  ], 2.4, [[3,27],[27,3]],               21.2, 9.5, 1.1, 1.2, 2.5, 2.8, 0.9];
+BL40x10 =["BL40x10","Square radial fan 4010",        40,   40,9.5, 27,   M2_cap_screw, 16, [24,   20  ], 2.4, [[2,2],[38,2],[2,38],[38,38]], 27.8, 9.5, 1.5, 1.5, 1.1, 1.5, 1.1];
 
-blowers = [BL40x10, PE4020, RB5015];
+blowers = [BL30x10, BL40x10, PE4020, RB5015];
 
 use <blower.scad>

vitamins/pcbs.scad

@@ -292,6 +292,99 @@ BTT_SKR_MINI_E3_V2_0 = [
     [] // accessories
 ];
 
+BTT_SKR_E3_TURBO = [
+    "BTT_SKR_E3_TURBO", "BigTreeTech SKR E3 Turbo",
+    102, 90.25, 1.6, // size
+    1, // corner radius
+    3.5, // mounting hole diameter
+    5, // pad around mounting hole
+    grey(30), // color
+    false, // true if parts should be separate BOM items
+    [ // hole positions
+        for ( i=[ [0, 0], [62.15, 0.25] ])
+            (i + [21.6, -13.3]),
+        for( i=[ [0, -34.98 ], [31.80, -37.62 ], [95.68, -64.47] ])
+            (i + [3.75, -13.25])
+    ],
+    [ // components
+        // cpu
+        [  62.8,   42.5,   0, "chip", 14, 14,   1,   grey(15) ],
+        // driver chips
+        for (x = [8.5, 27.5, 43.2, 58.5, 74])
+            [x, -20, 0, "chip",  5,  5, 1, grey(15)],
+        // mock up heat sinks over the chips
+        for (x = [8.5, 27.5, 43.2, 58.5, 74])
+            [x, -20,  0, "chip",  9, 8.5,  2, "DeepSkyBlue" ],
+        for (x = [8.5, 27.5, 43.2, 58.5, 74], y = [-4,-2,0,2,4])
+            [x, -20 + y,  0, "chip",  9, 0.75, 11, "DeepSkyBlue" ],
+        // heat dissipation for drivers under board
+        [ 43,     -21,     0, "-block", 85,   8,   0.1, gold ],
+        // hotend and heated bed
+        [ 25.5,    20,     0, "chip",   10,   8.5, 4,   grey(15) ],
+        [ 25.5,    20,     0, "-block", 11,   11,  0.1, gold ],
+        [ 36.25,   16.75,  0, "chip",    6.5, 6,   2.5, grey(15) ],
+        [ 36.25,   17,     0, "-block",  7.5, 7.5, 0.1, gold ],
+        [ 44.25,   16.75,  0, "chip",    6.5, 6,   2.5, grey(15) ],
+        [ 44.25,   17,     0, "-block",  7.5, 7.5, 0.1, gold ],
+        // voltage regulator
+        [ 15.1,    44.2,   0, "chip",    4,   5,   2,   grey(15) ],
+        [ 12.1,    44.2,   0, "-block", 10,  10,   0.1, gold ],
+
+        // terminals
+        [   5.25,  5.3, 180, "gterm", gt_5x17, 2, undef, grey(20) ],
+        [  16.25,  5.4, -90, "gterm", gt_5x17, 2, undef, grey(20) ],
+        [  26.25,  5.4, -90, "gterm", gt_5x17, 2, undef, grey(20) ],
+        [  36.1,   6.7, -90, "gterm", gt_5x11, 2, undef, "lightgreen" ],
+        [  45.0,   6.7, -90, "gterm", gt_5x11, 2, undef, "lightgreen" ],
+        [  -3, -(32.27 + 39.92)/2, 0, "usb_uA" ],
+        [  -8, -(12.13 + 27.17)/2, 0, "uSD", [17.17 - 2.13, 16, 2] ],
+        [ -22.2,   51.6,   0, "button_6mm" ],
+        // EXP
+        [  -4.45,  27.2, -90, "2p54boxhdr", 5, 2 ],
+        // AUX-2
+        [  -3.4,   42.5, -90, "2p54header", 4, 2 ],
+        // TFT
+        [  73.7,   21,     0, "2p54header", 5, 1 ],
+        // FAN0
+        [  52.1,   15.3, 180, "jst_xh", 2, false, grey(20) ],
+        // FAN1
+        [  60.1,  15.3,  180, "jst_xh", 2, false, grey(20) ],
+        // PS-ON
+        [  67.9,  15.3,  180, "jst_xh", 2, false, grey(20) ],
+        // E0-STOP
+        [  77.1,  15.3,  180, "jst_xh", 3, false, grey(20) ],
+        // E1-STOP
+        [  87.5,  15.3,  180, "jst_xh", 3, false, grey(20) ],
+        // Z-PROBE
+        [  85.05,  34.6, 180, "jst_xh", 5, false, grey(20) ],
+        // NEO Pixel
+        [  77,     26.8, 180, "jst_xh", 3, false, grey(20) ],
+        // PWR-DET
+        [  87.7,   26.8, 180, "jst_xh", 3, false, grey(20) ],
+        // FAN2
+        [  52.1,    3.8,   0, "2p54header", 1, 2],
+        // end stops and thermistors
+        for (x = [58.5 : 7.9 : 98.1])
+            [x,  3.7,  180, "jst_xh", 2, false, grey(20)],
+        // motor connections
+        for (x = [7, 27.1, 47.3, 67.5, 87.9])
+            [x, -3.9,  0, "jst_xh", 4, false, grey(20)],
+        [47.3, -10.4,  0, "jst_xh", 4, false, grey(20)], // second Z connector
+        // motor jumpers
+        for (x = [9.4, 26.4, 42.5, 58.7, 75.3])
+            [x, -33.7,  0, "2p54header", 2, 1],
+        // SWD
+        [  45.4,   35.7,   0, "2p54header", 5, 1 ],
+        // USB power jumber
+        [ -12.6,   40.3,   0, "2p54header", 3, 1 ],
+        // VOUT
+        [ -13.9,   44.5,   0, "2p54header", 2, 2 ],
+        // VIN
+        [  18.6,   29.8,   0, "2p54header", 2, 2 ],
+    ],
+    [] // accessories
+];
+
 TMC2130 = [
     "TMC2130", "TMC2130",
     20, 14, 1.6, // size
@@ -654,9 +747,9 @@ ESP_01 = [
     [] // accessories
 ];
 
-pcbs = [MP1584EN, TP4056, ESP_01, RAMPSEndstop, MT3608, PI_IO, ExtruderPCB, ZC_A0591, RPI0, EnviroPlus, ArduinoUno3, ArduinoLeonardo, Keyes5p1, WD2002SJ, RPI3, RPI4, BTT_SKR_MINI_E3_V2_0, BTT_SKR_V1_4_TURBO, DuetE, Duex5];
+pcbs = [MP1584EN, TP4056, ESP_01, RAMPSEndstop, MT3608, PI_IO, ExtruderPCB, ZC_A0591, RPI0, EnviroPlus, ArduinoUno3, ArduinoLeonardo, WD2002SJ, RPI3, RPI4, BTT_SKR_MINI_E3_V2_0, BTT_SKR_E3_TURBO, BTT_SKR_V1_4_TURBO, DuetE, Duex5];
 
-pcbs_not_shown = [Melzi, Duex2, PSU12V1A];
+pcbs_not_shown = [Melzi, Duex2, PSU12V1A, Keyes5p1];
 
 perfboards = [PERF74x51, PERF70x50, PERF60x40, PERF70x30, PERF80x20];