phschoen
/
diy-copter-remote
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity
Browse Source

big cleanup for 3d print model frame

master
philipp schoenberger 7 years ago
committed by Schoenberger, Philipp
parent
d6c5fcba96
commit
8f909b4dd8
No known key found for this signature in database GPG Key ID: 77E9DF7A0452BF64
4 changed files with 299 additions and 251 deletions
Whitespace
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
Split View
Diff Options
Show Stats Download Patch File Download Diff File
  1. 31
      3d/lib/aligned_cube.scad
  2. 13
      3d/lib/triangle.scad
  3. 255
      3d/quad.scad
  4. 251
      Copter/mgh-quad.scad

31
3d/lib/aligned_cube.scad
View File

@ -0,0 +1,31 @@
module aligned_cube(size, aligned=[1,1,0])
{
translate(-0.5*[size[0]*aligned[0], size[1]*aligned[1], size[2]*aligned[2]])
cube(size);
}
module rounded_cube(size, r, aligned=[1,1,0])
{
translate(-0.5*[size[0]*aligned[0] -2*r, size[1]*aligned[1] -2*r, size[2]*aligned[2] -2*r])
minkowski() {
cube([size[0] - 2*r, size[1] - 2*r, size[2]- 2*r]);
sphere(r);
}
}
module cylinder_flange_sphere($fn=32,r1=10, r2=15, h=5)
{
diff=abs(r1-r2);
h_off= (r1 < r2 ) ? 0 : h/2;
difference()
{
cylinder($fn=$fn, r=max(r2,r1),h=h);
scale([1,1,h/diff])
rotate_extrude()
translate([diff+min(r2,r1),h_off])
rotate([0,0,0])
circle($fn=$fn,r=diff);
}
}

13
3d/lib/triangle.scad
View File

@ -0,0 +1,13 @@
module triangle(o_len=5, a_len=5, depth=1)
{
linear_extrude(height=depth) {
polygon(points=[[0,0],[a_len,0],[0,o_len]], paths=[[0,1,2]]);
}
}
module aligned_triangle(o_len=5, a_len=5, depth=1)
{
linear_extrude(height=depth) {
translate([-o_len/2,-a_len/2,0])
polygon(points=[[0,0],[a_len,0],[0,o_len]], paths=[[0,1,2]]);
}
}

255
3d/quad.scad
View File

@ -0,0 +1,255 @@
$fn = 25;
with_props=0;
with_motor=0;
with_pcbs=1;
with_akku=0;
with_frame=1;
name="Toolbox";
version="v1";
text_depth=0.75;
motor_d = 8.465;
motor_r=motor_d/2;
motor_height = 20;
motor_clamp_wall_thickness = 2.2;
motor_clamp_d= motor_d + 2*motor_clamp_wall_thickness;
motor_clamp_r= motor_clamp_d /2;
motor_clamp_cut = 3;
motor_clamp_extra_hight = 3;
motor_clamp_hight = motor_height + motor_clamp_extra_hight;
usb_width=12;
usb_hight=8;
motor_helper_disc = 40;
motor_helper_height = 0.2;
motor_arm_width = 8;
motor_arm_height = 6;
motor_arm_length = 20;
body_width = 40;
body_height = 12;
body_wall_thickness = 2;
body_bottom_flange = 5;
body_bottom_bridge = 3;
triangle_cut_height = 10;
cable_cut_width = 3;
cable_cut_height = 3;
akku_holder_hight = 9.1;
akku_holder_width =27;
motor_body_arm_dist = (body_width - motor_arm_width + 2) / sqrt(2);
eps=0.05;
include <lib/aligned_cube.scad>;
include <lib/triangle.scad>;
module triangle_cuts(h=4) {
triangle_width= body_width / 2;
h_tri=((body_width - body_bottom_flange - body_bottom_bridge)/2 - sqrt(2)* body_wall_thickness)* sqrt(2);
for(r=[0:90:359])
{
rotate([0,0,r])
translate([0,body_width/2 -body_bottom_flange,0]) {
rotate([0,0,45])
aligned_triangle(h_tri, h_tri, h);
}
}
}
module pcb_flight_controller() {
flight_controller = [20, 28,2];
cube(flight_controller);
}
module pcb_rx_radio() {
rx_radio=[12,25,2];
cube(rx_radio);
}
module motor() {
prop_height=motor_height + 5;
color([0.8,0.2,0.2,0.5]) {
if (with_motor) {
translate([0, 0, motor_clamp_extra_hight])
cylinder(d = motor_d, h = motor_height );
translate([0, 0, motor_clamp_extra_hight])
cylinder(d = 2, h = prop_height);
}
if (with_props) {
translate([0, 0, prop_height])
cylinder(d = 66.5, h = 2);
}
}
}
module motor_clamp() {
// motor / prop mockup
difference() {
union () {
color("blue")
// motor stand
hull() {
cylinder(d = motor_d + motor_clamp_wall_thickness, h = motor_clamp_hight);
translate([0, -(motor_d + motor_clamp_wall_thickness) / 2 - 2, 0])
aligned_cube([motor_arm_width, eps, motor_arm_height]);
}
// print support
color("green")
cylinder(d = motor_helper_disc, h = motor_helper_height);
}
// cable hole
// motor hole
translate([0, 0, -eps])
cylinder(d = motor_d, h = motor_height + 2 +eps);
// clamp cutout
translate([0, motor_r, -eps])
aligned_cube([motor_clamp_cut, 2 * motor_clamp_wall_thickness, motor_clamp_hight+2*eps]);
// motor top hole
translate([0, 0, motor_clamp_hight - motor_clamp_wall_thickness+eps])
cylinder(d = 6.5, h = motor_clamp_wall_thickness);
// angle motor top cut for better printing
translate([0, 0, motor_clamp_hight-1-eps])
cylinder(d1=motor_d, d2=6.5, h=0.75);
}
motor();
}
module motor_arm() {
difference() {
union() {
translate([0, motor_arm_length+motor_clamp_r, 0])
motor_clamp();
color("blue") {
aligned_cube([motor_arm_width, motor_arm_length, motor_arm_height],[1,0,0]);
}
}
cable_cuts();
}
}
module cable_cuts() {
union() {
// vertical cut
translate([0, motor_arm_length, -eps])
aligned_cube([cable_cut_width, cable_cut_height, motor_clamp_hight+2*eps]);
// lower cut
translate([0, motor_arm_length , -eps])
aligned_cube([cable_cut_width, cable_cut_height, cable_cut_height+eps],[1,0,0]);
// horizontal cut
translate([0, -eps,motor_arm_height+eps])
aligned_cube([cable_cut_width,motor_arm_length, , cable_cut_height],[1,0,2]);
}
}
module body() {
arm_offset=(body_width - motor_arm_width/sqrt(2))/sqrt(2);
difference() {
union() {
// arms
for(r = [45 : 90 : 360]) {
rotate([0, 0, r])
translate([0,arm_offset,0])
motor_arm();
}
// board mount
color("red")
aligned_cube([body_width, body_width, body_height]);
}
// board pcb cutout
translate([0,0,body_wall_thickness])
aligned_cube([body_width- 2*body_wall_thickness, body_width-2*body_wall_thickness, body_height]);
// cable cutouts
for(r = [45 : 90 : 360]) {
rotate([0, 0, r])
translate([0,arm_offset,0])
cable_cuts();
}
// usb cutout
translate([-2, -body_width / 2 - 1, 2])
cube([usb_width, 4, usb_hight]);
// base triangle cut-outs
translate([0, 0, -1])
triangle_cuts();
// text stamp
union()
{
rotate([0,0,180])
translate([0,-body_width/2+text_depth-eps,body_height/2])
rotate([90,0,0])
linear_extrude(height = text_depth)
{
translate([0,2,0])
text(halign="center",valign="center", $fn=$fn, size=5,font="Linux Libertine O", name);
translate([0,-3,0])
text(halign="center",valign="center", $fn=$fn, size=2,font="Linux Libertine Mono O", version);
}
}
}
}
module quad() {
if(with_frame) {
body();
}
if(with_pcbs) {
translate([0,0, body_wall_thickness+eps]) {
translate([-3, -14, 0])
%pcb_flight_controller();
translate([-16, -12.5, 0])
%pcb_rx_radio();
}
}
if(with_akku) {
translate([0,0,body_height]) {
akku_holder();
}
}
}
module akku_holder() {
color([0.5,0.8,0.4,0.5])
difference() {
union() {
aligned_cube([body_width,body_width,akku_holder_hight]);
translate([0,0,-1])
aligned_cube([body_width-body_wall_thickness*2,
body_width-body_wall_thickness*2,
akku_holder_hight]);
}
translate([0,0,0.01]) {
aligned_cube([akku_holder_width,
body_width+1,
akku_holder_hight+2]);
}
translate([0, 0, -2])
triangle_cuts(h=6);
}
}
quad();
//body();
//motor_arm();
//motor_clamp();
//akku_holder();

251
Copter/mgh-quad.scad
View File

@ -1,251 +0,0 @@
$fn = 25;
with_props=0;
with_motor=0;
with_pcbs=1;
with_akku=0;
motor_size = 8.465;
motor_height = 21;
motor_wall_d = 2.2;
motor_clamp_cut = 3;
usb_width=12;
usb_hight=8;
motor_helper_disc = 40;
motor_helper_height = 0.2;
motor_arm_width = 8;
motor_arm_height = 6;
motor_arm_length = 20;
motor_body_len = 40;
motor_body_height = 12;
motor_body_wall = 2;
triangle_cut_height = 10;
cable_cut_width = 3;
cable_cut_height = 3;
akku_holder_hight = 9.1;
akku_holder_width =27;
motor_body_arm_dist = (motor_body_len - motor_arm_width + 2) / sqrt(2);
module aligned_cube(size, aligned=[1,1,0])
{
translate(-0.5*[size[0]*aligned[0], size[1]*aligned[1], size[2]*aligned[2]])
cube(size);
}
module triangle(o_len, a_len, depth) {
linear_extrude(height=depth)
polygon(points=[[0,0],[a_len,0],[0,o_len]], paths=[[0,1,2]]);
}
module triangle_cuts(h=4) {
translate([0, -motor_body_len / 3, 0]) {
triangle(triangle_cut_height, motor_body_len / 4, h);
triangle(triangle_cut_height, -motor_body_len / 4, h);
}
translate([0, motor_body_len / 3, 0]) {
triangle(-triangle_cut_height, motor_body_len / 4, h);
triangle(-triangle_cut_height, -motor_body_len / 4, h);
}
translate([-motor_body_len / 3, 0, 0])
rotate([0, 0, -90]) {
triangle(triangle_cut_height, motor_body_len / 4, h);
triangle(triangle_cut_height, -motor_body_len / 4, h);
}
translate([motor_body_len / 3, 0, 0])
rotate([0, 0, 90]) {
triangle(triangle_cut_height, motor_body_len / 4, h);
triangle(triangle_cut_height, -motor_body_len / 4, h);
}
}
module fc_pcb() {
fc_width = 20;
fc_height = 28;
if(with_pcbs)
cube([fc_width, fc_height, 2]);
}
module rx_pcb() {
rx_width = 12;
rx_height = 25;
if(with_pcbs)
cube([rx_width, rx_height, 2]);
}
module motor() {
color([0.8,0.2,0.2,0.5]) {
if (with_motor) {
cylinder(d = motor_size, h = motor_height );
translate([0, 0, -5])
cylinder(d = 2, h = motor_height + 5);
}
if (with_props) {
translate([0, 0, -5])
cylinder(d = 66.5, h = 2);
}
}
}
module motor_clamp() {
// motor / prop mockup
difference() {
union () {
color("blue")
// motor stand
hull() {
cylinder(d = motor_size + motor_wall_d, h = motor_height);
translate([-motor_arm_width / 2, -(motor_size + motor_wall_d) / 2 - 2, motor_height - motor_arm_height])
cube([motor_arm_width, 1, motor_arm_height]);
}
// print support
color("green")
translate([0, 0, motor_height - motor_helper_height])
cylinder(d = motor_helper_disc, h = motor_helper_height);
color("blue")
translate([0, 0, -2])
cylinder(d = motor_size + motor_wall_d,h=7);
}
// cable hole
translate([-cable_cut_width / 2, -(motor_size + motor_wall_d) / 2 - cable_cut_height, 0])
cube([cable_cut_width, cable_cut_height, 25]);
translate([0, -(motor_size) / 2 , motor_height- cable_cut_height])
aligned_cube([cable_cut_width, cable_cut_height, cable_cut_height]);
// motor hole
translate([0, 0, -1])
cylinder(d = motor_size, h = motor_height + 2);
// clamp cutout
translate([-motor_clamp_cut / 2, -3, -motor_size - motor_wall_d - 1])
cube([motor_clamp_cut, motor_size + motor_wall_d + 5, motor_height + motor_size + motor_wall_d + 2]);
translate([0, 0, -motor_size - motor_wall_d - 1])
cylinder(d=6.5, h= motor_height + motor_size + motor_wall_d + 2);
translate([0, 0, -1.75])
cylinder(d2=motor_size,d1=6.5, h=0.75);
//sphere(d = motor_size);
}
%motor();
}
module arm() {
motor_clamp();
// motor arm itself
color("blue")
translate([-motor_arm_width / 2, -(motor_arm_length + ((motor_size + motor_wall_d) / 2) + 2), motor_height - motor_arm_height])
cube([motor_arm_width, motor_arm_length, motor_arm_height]);
}
module body() {
// arms
for(r = [45 : 90 : 360]) {
rotate([0, 0, r])
translate([0, motor_arm_length + ((motor_size + motor_wall_d) / 2) + motor_body_arm_dist + 1, 0])
difference() {
arm();
translate([-cable_cut_width / 2, -motor_arm_length - ((motor_size + motor_wall_d) / 2) - 2, motor_height - motor_arm_height-3])
cube([cable_cut_width, motor_arm_length + 2, cable_cut_height + 3]);
}
}
color("red")
translate([0,0, motor_height])
difference() {
aligned_cube([motor_body_len, motor_body_len, motor_body_height],[1,1,2]);
for(r = [45 : 90 : 360]) {
translate([0,0, -motor_height + motor_body_height])
rotate([0, 0, r])
translate([0, motor_body_len / 2 * sqrt(2) - 2, cable_cut_height]) {
aligned_cube([cable_cut_width, 8, cable_cut_height ]);
}
}
}
}
module quad() {
difference() {
translate([0, 0, motor_height])
rotate([180, 0, 0])
{
body();
translate([0,0, 15])
{
translate([-3, -14, 0])
%fc_pcb();
translate([-16, -12.5, 0])
%rx_pcb();
}
}
// cut out for actual PCBs
translate([-(motor_body_len - (2 * motor_body_wall)) / 2, -(motor_body_len - (2 * motor_body_wall)) / 2, motor_body_wall])
cube([motor_body_len - (2 * motor_body_wall), motor_body_len - (2 * motor_body_wall), motor_body_height - motor_body_wall + 1]);
// akku cutout
akku_cut=motor_body_len - motor_body_wall*2;
translate([0,0, motor_body_height]) {
scale([1,1,1])
rotate([0,0,45])
//cylinder($fn=4, d1=akku_cut*1.4, d2=30, h=11);
translate([1,-12.5,0]) {
//cube([20,25,10]);
}
translate([-30,-12.5,0]) {
//cube([20,25,10]);
}
}
translate([-motor_body_len/2,-(akku_cut)/2, motor_body_height]) {
//cube([motor_body_len, akku_cut/2, 10]);
}
// usb cutout
translate([-2, -motor_body_len / 2 - 1, 2])
cube([usb_width, 4, usb_hight]);
// triangle cut-outs
translate([0, 0, -1])
triangle_cuts();
}
}
module akku_holder() {
color([0.5,0.8,0.4,0.5])
difference() {
union() {
aligned_cube([motor_body_len,motor_body_len,akku_holder_hight]);
translate([0,0,-1])
aligned_cube([motor_body_len-motor_body_wall*2,
motor_body_len-motor_body_wall*2,
akku_holder_hight]);
}
translate([0,0,0.01]) {
aligned_cube([akku_holder_width,
motor_body_len+1,
akku_holder_hight+2]);
}
translate([0, 0, -2])
triangle_cuts(h=6);
}
}
quad();
translate([0,0,motor_body_height]) {
akku_holder();
}
Write Preview
Loading…
Cancel
Save