119 lines
4.0 KiB
OpenSCAD
119 lines
4.0 KiB
OpenSCAD
include <../common/common.scad>;
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X = 115;
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Y = 60;
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Z = 40;
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USB = -30;
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L289N = 10;
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ButtonD = 7.2;
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module l289N_holes (r = 3/2 - .2, MOD_MOUNT = 0) {
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$fn = 60;
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DISTANCE = 36.5 + MOD_MOUNT;
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H = 50;
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translate([0, 0, 0]) cylinder(r = r, h = H * 5, center = true);
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translate([DISTANCE, 0, 0]) cylinder(r = r, h = H * 5, center = true);
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translate([DISTANCE, DISTANCE, 0]) cylinder(r = r, h = H * 5, center = true);
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translate([0, DISTANCE, 0]) cylinder(r = r, h = H * 5, center = true);
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}
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module l289N_mount () {
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$fn = 60;
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DISTANCE = 36.5;
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H = 4;
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THICKNESS = 3;
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module stand () {
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cylinder(r1 = 4, r2 = 3, h = H, center = true);
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cylinder(r = R(2.9), h = H + 5, center = true);
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}
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translate([0, 0, 0]) stand();
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translate([DISTANCE, 0, 0]) stand();
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translate([DISTANCE, DISTANCE, 0]) stand();
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translate([0, DISTANCE, 0]) stand();
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difference () {
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translate([DISTANCE/2, DISTANCE/2, -3]) rounded_cube([DISTANCE + 8, DISTANCE + 8, THICKNESS], 8, center = true); //base
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translate([DISTANCE/2, DISTANCE/2, -3]) rounded_cube([DISTANCE - 5, DISTANCE - 5, THICKNESS+1], 10, center = true); //base
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}
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}
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module Arduino_Nano_mount () {
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X = 18.2;
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Y = 43.9;
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Z = 10.5;
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BOARD_Z = 1.5;
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difference () {
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//outer
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cube([X + 4, Y + 4, Z], center = true);
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//inner void minus corners
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difference () {
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cube([X - 1, Y - 1, Z + 1], center = true);
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translate([(X / 2) - 1, (Y / 2) - 1, -BOARD_Z]) cylinder(r = (2 / 2), h = Z + 1, center = true, $fn = 20);
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translate([(-X / 2) + 1, (Y / 2) - 1, -BOARD_Z]) cylinder(r = (2 / 2), h = Z + 1, center = true, $fn = 20);
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translate([(X / 2) - 1, (-Y / 2) + 1, -BOARD_Z]) cylinder(r = (2 / 2), h = Z + 1, center = true, $fn = 20);
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translate([(-X / 2) + 1, (-Y / 2) + 1, -BOARD_Z]) cylinder(r = (2 / 2), h = Z + 1, center = true, $fn = 20);
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}
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//board void
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translate([0, 0, (Z / 2) - (BOARD_Z / 2)]) cube([X, Y, BOARD_Z], center = true);
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//usb void
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translate([0, Y / 2, (Z / 2) - (6 / 2) + 0.01]) cube([8, 10, 6], center = true);
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}
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}
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module case_bottom () {
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difference () {
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rounded_cube([X, Y, Z], d = 10, center = true, $fn = 40);
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translate([0, 0, 3]) rounded_cube([X - 5, Y - 5, Z], d = 7, center = true, $fn = 40);
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//MiniUSB
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translate([USB, Y / 2, 7]) cube([8, 10, Z], center = true);
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//DC power connector
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translate([(X / 2) - (13 / 2), -12, 4]) rotate([0, 90, 0]) cylinder(r = R(12.3), h = 13.5, center = true, $fn = 30);
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//L289N wires
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translate([L289N + 6, 0, 3]) {
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rotate([90, 0, 0]) cylinder(r = R(4), h = Y + 1, center = true, $fn = 30);
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translate([0, 0, Z / 2]) cube([4, Y + 1, Z], center = true);
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}
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//void for wire
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translate([(X / 2), 12, 4]) rotate([0, 90, 0]) cylinder(r = R(5), h = 10, center = true, $fn = 30);
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}
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translate ([-20, 0, 0]) {
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translate([L289N, -20 + 2, -(Z/2) + 7.2]) l289N_mount();
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translate([-10, 6, -(Z/2) + 7.9]) Arduino_Nano_mount();
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}
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}
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module case_top () {
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difference () {
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rounded_cube([X, Y, 3], d = 10, center = true, $fn = 40);
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translate([-2, 0, 0]) cube([24, 27, 20], center = true);
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translate([35, 18, 0]) cylinder(r = R(ButtonD), h = 10, center = true, $fn = 40);
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translate([35, -18, 0]) cylinder(r = R(ButtonD), h = 10, center = true, $fn = 40);
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//text
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translate([25, 15, -0.5]) rotate([0, 0, 90]) emboss("FWD >");
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translate([25, -15, -0.5]) rotate([0, 0, 90]) emboss("< BWD");
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}
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translate([0, 0, -2.9]) difference () {
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rounded_cube([X - 5, Y - 5, 3], d = 7, center = true, $fn = 40);
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rounded_cube([X - 11, Y - 11, 3 + 1], d = 7, center = true, $fn = 40);
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}
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}
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module emboss (string) {
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letter = 6;
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color("red") linear_extrude(10) {
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text(string, size = letter, halign = "center", valign = "center", $fn = 64);
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}
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}
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//case_top();
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case_bottom(); |