3dCustomizer.net: Design custom 3D Models for 3D printing

OpenSCAD Paste

//type your OpenSCAD Code here, or drag-and-drop a .SCAD file
// Set a random seed
seed(420);

// Parameters
BaseDiam = 0.9; // Diameter of the base circles in millimeters
TopDiam = 0.3; // Diameter of the top circles in millimeters
num_cones = 300; // Number of cones to place
cone_height = 1; // Height for the cones in millimeters

// Size of the platform
platform_size = 25;

// Set the fragment count for smoother circles in the preview
$fn = 75;
// square surface pad
CubePoints = [
    [-12.5, -12.5, -2], //0
    [12.5, -12.5, -2], //1
    [12.5, 12.5, -2], //2
    [-12.5, 12.5, -2], //3
    [-12.5, -12.5, 0], //4
    [12.5, -12.5, 0], //5
    [12.5, 12.5, 0], //6
    [-12.5, 12.5, 0] //7
];

CubeFaces = [
    [0, 1, 2, 3],  // bottom
    [4, 5, 1, 0],  // front
    [7, 6, 5, 4],  // top
    [5, 6, 2, 1],  // right
    [6, 7, 3, 2],  // back
    [7, 4, 0, 3]   // left
];

polyhedron(CubePoints, CubeFaces);
// Randomly place pointy cones within the specified range
for (i = [1 : num_cones]) {
    random_coords = rands(-platform_size / 2 + BaseDiam / 2, platform_size / 2 - BaseDiam / 2, 2); // Generate random x and y coordinates within the platform bounds
    x = random_coords[0]; // Extract x coordinate
    y = random_coords[1]; // Extract y coordinate

// Create pointy cones with a base diameter of 0.9 mm and a rounded top 
    union() {
        translate([x, y, 0]) 
            cylinder(cone_height, d1 = BaseDiam, d2 = TopDiam, center=false);
    
        translate([x, y, cone_height]) 
            sphere(r = 0.15);
    }
}