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Justin Lin
2019-09-11 09:49:33 +08:00
parent a308bc7422
commit e83ac7489a
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examples/floor_stand.scad
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include <util/sub_str.scad>;
include <util/split_str.scad>;
include <multi_line_text.scad>;
text = "Coder at Work";
font = "Arial Black";
font_size = 6;
line_spacing = 10;
stand_width = 40;
stand_height = 80;
stand_thickness = 4;
joint_spacing = 1;
module floor_stand(text, font, font_size, width, height, thickness, joint_spacing, line_spacing) {
half_w = width / 2;
half_h = height / 2;
half_th = thickness / 2;
half_sc = joint_spacing / 2;
$fn = 24;
points = [
[half_w, -half_h], [width / 2.25, half_h],
[-width / 2.25, half_h], [-half_w, -half_h]
];
module board_base() {
difference() {
polygon(points);
translate([0, -half_h, 0])
scale([0.6, 0.1])
polygon(points);
}
}
module word() {
color("black")
translate([0, 0, half_th])
linear_extrude(half_th / 2)
union() {
difference() {
scale([0.85, 0.7])
polygon(points);
offset(r = -font_size / 4)
scale([0.85, 0.7])
polygon(points);
}
multi_line_text(
split_str(text, " "),
font = font,
size = font_size,
line_spacing = line_spacing,
valign = "center",
halign = "center"
);
}
}
module joint_top() {
linear_extrude(thickness / 4 + half_sc, scale = 0.1)
circle(thickness / 4 + half_sc);
}
module stick() {
linear_extrude(thickness * 0.75)
square([width / 12, half_w], center = true);
}
module slot_df() {
translate([0, -half_h - thickness, -half_th])
stick();
}
module board1() {
difference() {
union() {
linear_extrude(thickness, center = true)
difference() {
translate([0, -half_h, 0])
board_base();
square([width / 1.5, height / 3], center = true);
}
rotate([0, 90, 0])
linear_extrude(width / 2.25 * 2, center = true)
circle(thickness / 2);
}
rotate([0, 90, 0])
linear_extrude(width / 1.5, center = true)
circle(thickness, $fn = 24);
// joint
translate([half_w / 1.5 , 0, 0])
rotate([0, 90, 0])
joint_top();
translate([-half_w / 1.5 , 0, 0])
rotate([0, -90, 0])
joint_top();
slot_df();
}
}
module board2() {
difference() {
union() {
linear_extrude(thickness, center = true)
union() {
difference() {
translate([0, -half_h, 0])
board_base();
square([width, height / 3], center = true);
}
translate([0, -height / 12 - joint_spacing / 4, 0])
difference() {
square([width / 1.5 - joint_spacing, height / 6 + joint_spacing / 2], center = true);
square([width / 1.5 - thickness * 2, height / 6], center = true);
}
}
rotate([0, 90, 0])
linear_extrude(width / 1.5 - joint_spacing, center = true)
circle(half_th, $fn = 24);
// joint
translate([half_w / 1.5 - half_sc, 0, 0])
rotate([0, 90, 0])
joint_top();
translate([-half_w / 1.5 + half_sc, 0, 0])
rotate([0, -90, 0])
joint_top();
}
slot_df();
}
}
module ground_df() {
translate([0, 0, -height - half_th])
linear_extrude(thickness)
square(width, center = true);
}
// stick
translate([width, 0, 0])
stick();
translate([0, 0, thickness / 2])
rotate([-80, 0, 0])
difference() {
rotate([80, 0, 0]) union() {
color("yellow") board1();
translate([0, -height / 1.8, 0]) word();
}
ground_df();
}
translate([0, 0, thickness / 2])
rotate([80, 0, 0])
difference() {
rotate([-80, 0, 0]) rotate(180) union() {
color("yellow") board2();
translate([0, -height / 1.8, 0]) word();
}
ground_df();
}
}
floor_stand(text, font, font_size, stand_width, stand_height, stand_thickness, joint_spacing, line_spacing);