openscad/NopSCADlib
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Can now draw right angle Molex KK connectors and can skip pins to allow high voltage.

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This commit is contained in:
Chris Palmer 2021-09-11 11:51:24 +01:00
parent 8a838dd1ce
commit 726d9ed2dc
2 changed files with 34 additions and 13 deletions
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4
readme.md
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@ -2344,7 +2344,7 @@ PCBs and perfboard with optional components. The shape can be a rectangle with o
| `flex(cutout = false)` | Draw flexistrip connector |
| `hdmi(type, cutout = false)` | Draw HDMI socket |
| `jack(cutout = false)` | Draw 3.5mm jack |
| `molex_254(ways)` | Draw molex header |
| `molex_254(ways, right_angle = 0, skip = undef)` | Draw molex header, set `right_angle` to 1 for normal right angle version or -1 for inverted right angle version. |
| `molex_usb_Ax1(cutout)` | Draw Molex USB A connector suitable for perf board |
| `molex_usb_Ax2(cutout)` | Draw Molex dual USB A connector suitable for perf board |
| `pcb(type)` | Draw specified PCB |
@ -2488,7 +2488,7 @@ PCBs and perfboard with optional components. The shape can be a rectangle with o
| `flex(cutout = false)` | Draw flexistrip connector |
| `hdmi(type, cutout = false)` | Draw HDMI socket |
| `jack(cutout = false)` | Draw 3.5mm jack |
| `molex_254(ways)` | Draw molex header |
| `molex_254(ways, right_angle = 0, skip = undef)` | Draw molex header, set `right_angle` to 1 for normal right angle version or -1 for inverted right angle version. |
| `molex_usb_Ax1(cutout)` | Draw Molex USB A connector suitable for perf board |
| `molex_usb_Ax2(cutout)` | Draw Molex dual USB A connector suitable for perf board |
| `pcb(type)` | Draw specified PCB |

43
vitamins/pcb.scad
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@ -878,7 +878,7 @@ module terminal_35(ways, colour = "blue") { //! Draw 3.5mm terminal block
single();
}
module molex_254(ways) { //! Draw molex header
module molex_254(ways, right_angle = 0, skip = undef) { //! Draw molex header, set `right_angle` to 1 for normal right angle version or -1 for inverted right angle version.
vitamin(str("molex_254(", ways, "): Molex KK header ", ways, " way"));
pitch = 2.54;
width = ways * pitch - 0.1;
@ -888,20 +888,41 @@ module molex_254(ways) { //! Draw molex header
back = 1;
below = 2.3;
above = 9;
pin_w = 0.64;
r = 1;
a = right_angle ? width / 2 - r - pin_w / 2 : above;
ra_offset = 2.72;
color("white")
union() {
translate([ -depth / 2, -width / 2,])
cube([depth, width, base]);
translate(right_angle ? [-ra_offset, 0, depth / 2] : [ 0, 0, 0])
rotate(right_angle ? right_angle > 0 ? [180, 90, 0] : [0, -90, 0] : [ 0, 0, 0])
union() {
translate([ -depth / 2, -width / 2,])
cube([depth, width, base]);
w = width - pitch;
translate([- depth / 2, -w / 2])
cube([back, w, height]);
}
w = width - pitch;
translate([- depth / 2, -w / 2])
cube([back, w, height]);
}
color("silver")
for(i = [0: ways -1])
translate([0, i * pitch - width / 2 + pitch / 2, (above + below) / 2 - below])
cube([0.44, 0.75, above + below], center = true);
for(i = [0 : ways -1])
if(is_undef(skip) || !in(skip, i))
translate([0, i * pitch - width / 2 + pitch / 2]) {
translate_z((a + below) / 2 - below)
cube([pin_w, pin_w, a + below], center = true);
l = above + ra_offset - r - pin_w / 2;
if(right_angle) {
translate([-l / 2 - r - pin_w / 2, 0, width / 2])
cube([l, pin_w, pin_w], center = true);
translate([-r - pin_w / 2, 0, a])
rotate([90, 0, 0])
rotate_extrude(angle = 90)
translate([r + pin_w / 2, 0])
square(pin_w, true);
}
}
}
module vero_pin(cropped = false) { //! Draw a vero pin