$fn = 60;
-use <oshw.scad>
+include <oshw-data.scad>
+
// 3/16 inch in mm deck_depth = 4.7625;
// 1/4 inch in mm = 6.35
// subtract a little to be a squeeze fit
buffer = 3;
sonar_holder_length = buffer + between_sonar_centers + sonar_diameter + buffer;
sonar_holder_width = buffer + sonar_diameter + buffer;
-// sonar_holder_depth is deck_depth minus a little bit to make arm fit
-// into deck holder
-sonar_holder_depth = deck_depth - 0.7875;
-
-deck_holder_length = sonar_holder_depth * 2 + deck_depth + 15;
-
-oshw_dy = 120.366;
-oshw_dx = 133.888;
// 3/16 inch in mm deck_depth = 4.7625;
// 1/4 inch in mm = 6.35
deck_holder_length = sonar_holder_depth * 2 + deck_depth + 15;
-module sonars() {
- translate([between_sonar_centers / 2, 0, 0]) {
- cylinder(r = sonar_radius, h = sonar_height); }
- // for the variance with which the physical sonar cylinders are placed
- translate([between_sonar_centers / 2 - between_sonar_centers_variance, 0, 0]) {
- cylinder(r = sonar_radius, h = sonar_height);
- translate([0, -sonar_radius, 0]) {
- cube([between_sonar_centers_variance, sonar_diameter, sonar_height]); } }
- translate([-between_sonar_centers / 2, 0, 0]) {
- cylinder(r = sonar_radius, h = sonar_height); } }
-
-module sonar_holder() {
- elbow_length = deck_depth;
- rounded_corner_radius = buffer;
- difference() {
- cube([sonar_holder_length, sonar_holder_width, sonar_holder_depth]);
- translate([sonar_holder_length / 2, sonar_holder_width / 2, -0.05]) {
- sonars(); }
- translate([sonar_holder_length - rounded_corner_radius,
- sonar_holder_width - rounded_corner_radius,
- 0]) {
- corner_rounder(rounded_corner_radius, sonar_holder_depth); } }
- translate([sonar_holder_length, 0, 0]) {
- cube([elbow_length, deck_depth, sonar_holder_depth]);
- translate([elbow_length, 0, 0]) {
- linear_extrude(height = sonar_holder_depth) {
- polygon([[ 0, 0],
- [sonar_holder_depth, 0],
- [sonar_holder_depth, sonar_holder_width / 2],
- [ 0,
- sonar_holder_width / 2 + sonar_holder_depth]]); }
- translate([0, (sonar_holder_width + sonar_holder_depth) / 2, 0]) {
- cube([sonar_holder_depth / 2,
- (sonar_holder_width - sonar_holder_depth) / 2 + 0.8,
- sonar_holder_depth]); }
- translate([-1.7, sonar_holder_width + 0.8, 0]) {
- linear_extrude(height = sonar_holder_depth) {
- polygon([[ 0, 0],
- [sonar_holder_depth / 2 + 1.7, 4],
- [sonar_holder_depth / 2 + 1.7, 0]]); } } } } }
-
module deck_holder() {
deck_holder_width = sonar_holder_width - deck_depth;
deck_holder_height = sonar_holder_depth * 2 + deck_depth;
scale([0.1, 0.1, 1])
linear_extrude(height = 0.5)
oshw(); }
-
-module corner_rounder_2d(radius) {
- difference() {
- square(radius);
- circle(radius); } }
-
-module corner_rounder(radius, height) {
- linear_extrude(height = height) {
- corner_rounder_2d(radius); } }
$fn = 60;
-include <oshw-data.scad>
-
// 3/16 inch in mm deck_depth = 4.7625;
// 1/4 inch in mm = 6.35
// subtract a little to be a squeeze fit
polygon([[ 0, 0],
[sonar_holder_depth, 0],
[sonar_holder_depth, sonar_holder_width / 2],
- [ 0,
- sonar_holder_width / 2 + sonar_holder_depth]]); }
+ [ 0, sonar_holder_width / 2
+ + sonar_holder_depth]]); }
translate([0, (sonar_holder_width + sonar_holder_depth) / 2, 0]) {
cube([sonar_holder_depth / 2,
(sonar_holder_width - sonar_holder_depth) / 2 + 0.8,
[sonar_holder_depth / 2 + 1.7, 4],
[sonar_holder_depth / 2 + 1.7, 0]]); } } } } }
-module deck_holder() {
- deck_holder_width = sonar_holder_width - deck_depth;
- deck_holder_height = sonar_holder_depth * 2 + deck_depth;
- linear_extrude(height = deck_holder_width) {
- difference() {
- square([deck_holder_length, deck_holder_height]);
- translate([sonar_holder_depth, sonar_holder_depth]) {
- square(deck_depth); }
- translate([deck_holder_height, sonar_holder_depth]) {
- square([deck_holder_length - (deck_holder_height), deck_depth]); } } }
- translate([deck_holder_length - oshw_dy * 0.05, 0, deck_holder_width / 2])
- scale([0.1, 1, 0.1])
- rotate(v = [1, 0, 0], a = 90)
- rotate(90)
- linear_extrude(height = 0.5)
- oshw();
- translate([deck_holder_length - oshw_dy * 0.05,
- deck_holder_height + 0.5,
- deck_holder_width / 2])
- rotate(v = [1, 0, 0], a = 90)
- rotate(90)
- scale([0.1, 0.1, 1])
- linear_extrude(height = 0.5)
- oshw(); }
-
module corner_rounder_2d(radius, corner_name = "top-left") {
rotate_for_corner = (corner_name == "top-left") ? 0 :
((corner_name == "top-right") ? -90 :