16mm
/
contact_printer
1
0
Fork 0
Code Issues 5 Pull Requests Projects Releases Wiki Activity

Add the electronics mounting panel for the 2 L298N modules and the ESP32 dev board.

This commit is contained in:
Matt McWilliams 2024-02-11 09:39:57 -05:00
parent 990dd83da1
commit 7ee292e6ce
1 changed files with 245 additions and 107 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

352
scad/contact_printer.scad
View File

@ -124,8 +124,28 @@ BearingRotateZ4 = 180-45;
MotorMountX = (GearedMotorMountX + 0.1) / 2;
MotorMountY = (GearedMotorMountY + 0.1) / 2;
echo("Frame 2020 X (x2)", FrameX + 20);
echo("Frame 2020 Y (x4)", FrameY);
ESP32BoardX = 63.15;
ESP32BoardY = 77.6;
ESP32BoardZ = 1.7;
ESP32BoardClearanceX = 52.5;
ESP32BoardClearanceY = 66.66;
ESP32BoardClearanceZ = 20;
ESP32PostsX = 57.1;
ESP32PostsY = 72;
ESP32PostsD = 3.1;
L298NModuleX = 43.5;
L298NModuleY = 43.5;
L298NModuleZ = 1.5;
L298NModulePostsX = 36.5;
L298NModulePostsY = 36.5;
L298NModulePostsD = 2.8;
echo("BOM: [Frame] 2020 Extrusion X (x2)", FrameX + 20);
echo("BOM: [Frame] 2020 Extrusion Y (x4)", FrameY);
/**
* DEBUG MODULES
@ -185,21 +205,52 @@ module bearing (pos = [0, 0, 0], width = 8, hole = true, padding = 0.1) {
}
}
module ESP32_board (pos = [0, 0, 0], rot = [0, 0, 0]) {
translate (pos) rotate(rot) {
difference () {
cube([ESP32BoardX, ESP32BoardY, ESP32BoardZ], center = true);
rect_bolt_voids(X = ESP32PostsX, Y = ESP32PostsY, D = ESP32PostsD, H = ESP32BoardZ + 1);
}
translate([0, 0, (ESP32BoardZ / 2) + (ESP32BoardClearanceZ / 2)]) cube([ESP32BoardClearanceX, ESP32BoardClearanceY, ESP32BoardClearanceZ], center = true);
}
}
module L298N_module (pos = [0, 0, 0], rot = [0, 0, 0]) {
translate (pos) rotate(rot) {
difference () {
cube([L298NModuleX, L298NModuleY, L298NModuleZ], center = true);
rect_bolt_voids(X = L298NModulePostsX, Y = L298NModulePostsY, H = L298NModuleZ + 1, D = L298NModulePostsD);
}
translate([0, 10, (L298NModuleZ / 2) + (24.75 / 2)]) cube([23, 15.7, 24.75], center = true);
}
}
/**
* CONTACT PRINTER MODULES
**/
module bearing_void (pos = [0, 0, 0], width= 8) {
fuzz = 0.5;
module rect_bolt_voids (pos = [0, 0, 0], X = 1, Y = 1, D = 1, H = 1, $fn = 60) {
translate(pos) {
translate([ X / 2, Y / 2, 0]) cylinder(r = R(D), h = H, $fn = $fn, center = true);
translate([-X / 2, Y / 2, 0]) cylinder(r = R(D), h = H, $fn = $fn, center = true);
translate([ X / 2, -Y / 2, 0]) cylinder(r = R(D), h = H, $fn = $fn, center = true);
translate([-X / 2, -Y / 2, 0]) cylinder(r = R(D), h = H, $fn = $fn, center = true);
}
}
module bearing_void (pos = [0, 0, 0], width= 8, hole = false, padding = 0.5) {
translate (pos) {
difference () {
cylinder(r = R(BearingOuterDiameter) + fuzz, h = width, center = true);
cylinder(r = R(BearingOuterDiameter) + padding, h = width, center = true);
if (hole) {
cylinder(r = R(BearingInnerDiameter) - padding, h = width + 1, center = true);
}
}
}
}
module m3_panel_bolt_void (pos = [0, 0, 0], H = 10) {
translate(pos) {
module m3_panel_bolt_void (pos = [0, 0, 0], rot = [0, 0, 0], H = 10) {
translate(pos) rotate(rot) {
cylinder(r = R(6), h = 5, center = true, $fn = 40);
translate([0, 0, -(H/2) - (5/2) + 0.01]) cylinder(r = R(3.25), h = H, center = true, $fn = 25);
}
@ -889,6 +940,13 @@ module bearing_post_nut (pos = [0, 0, 0]) {
}
}
module m3_nut_bolt_void (pos = [0, 0, 0], rot = [0, 0, 0], H = 20) {
translate(pos) rotate(rot) {
m3_nut(3);
cylinder(r = R(3.5), h = H, center = true, $fn = 30);
}
}
module corner_foot (pos = [0, 0, 0], rot = [0, 0, 0]) {
H = 30;
D1 = 16;
@ -908,18 +966,18 @@ module corner_foot (pos = [0, 0, 0], rot = [0, 0, 0]) {
}
}
module l289N_mount (pos = [0, 0, 0], rot = [0, 0, 0]) {
$fn = 60;
DISTANCE = 36.5;
module L298N_mount (pos = [0, 0, 0], rot = [0, 0, 0]) {
$fn = 40;
DISTANCE = L298NModulePostsX;
H = 4;
THICKNESS = 3;
module stand () {
difference () {
cylinder(r1 = 4, r2 = 3, h = H, center = true);
cylinder(r = 1.5, h = H + 1, center = true);
cylinder(r1 = R(8), r2 = R(6), h = H, center = true);
cylinder(r = R(3), h = H + 1, center = true);
}
}
translate(pos) rotate(rot) {
translate([pos[0] - (DISTANCE / 2), pos[1] - (DISTANCE / 2), pos[2]]) rotate(rot) {
translate([0, 0, 0]) stand();
translate([DISTANCE, 0, 0]) stand();
translate([DISTANCE, DISTANCE, 0]) stand();
@ -939,8 +997,8 @@ module motor_controller_panel (pos = [0, 0, 0]) {
translate(pos) difference() {
union () {
translate([-5, 17, 0]) rounded_cube([110, 50, 3], d = 4, center = true, $fn = 30);
l289N_mount([5, 0, 6]);
l289N_mount([-52, 0, 6]);
L298N_mount([5, 0, 6]);
L298N_mount([-52, 0, 6]);
}
translate([23, 18, 0]) rounded_cube([28, 28, 10], d = 4, center = true, $fn = 30);
translate([-34, 18, 0]) rounded_cube([28, 28, 10], d = 4, center = true, $fn = 30);
@ -951,7 +1009,7 @@ module sprocketed_roller_upright (pos = [0, 0, 0]) {
translate (pos) {
difference () {
sprocketed_roller(sprockets = Sprockets, bevel = SprocketedRollerBevel, model = SprocketedRollerModel, set_screw_top = SprocketedRollerSetScrewTop, set_screw_side = SprocketedRollerSetScrewSide, bolts = SprocketedRollerBolts, adjust_base = SprocketedRollerAdjustBase, reinforced = true);
bearing([0, 0, 12.4 + 0.3], hole = true, padding = 0.2);
bearing_void([0, 0, 12.4 + 0.3], hole = true, padding = 0.2);
}
}
}
@ -977,7 +1035,7 @@ module sprocketed_roller_upright_solid (pos = [0, 0, 0]) {
translate (pos) {
difference () {
sprocketed_roller(sprockets = Sprockets, bevel = SprocketedRollerBevel, model = SprocketedRollerModel, set_screw_top = SprocketedRollerSetScrewTop, set_screw_side = SprocketedRollerSetScrewSide, bolts = SprocketedRollerBolts, adjust_base = SprocketedRollerAdjustBase, reinforced = false);
bearing([0, 0, 12.4 + 0.3], hole = true, padding = 0.2);
bearing_void([0, 0, 12.4 + 0.3], hole = true, padding = 0.2);
//to be printed in resin
translate([0, 0, 16.2]) {
@ -1023,12 +1081,12 @@ module sprocketed_roller_invert_solid (pos = [0, 0, 0]) {
translate([0, 0, -2]) cylinder(r = R(D), h = 1.5, center = true);
}
translate([0, 0, 1]) gearbox_motor_shaft_void();
bearing([0, 0, BearingZ], hole = true, padding = 0.2);
bearing_void([0, 0, BearingZ], hole = true, padding = 0.2);
if (SprocketedRollerSetScrewTop) {
m3_bolt_void([0, 0, 1]);
}
if (SprocketedRollerSetScrewSide) {
m3_nut_void(pos=[D/4, 0, 8.5], rot = [90, 0, 90], H = D/2);
m3_nut_void(pos = [D/4, 0, 8.5], rot = [90, 0, 90], H = D/2);
}
//to be printed in resin
translate([0, 0, 16.2]) {
@ -1089,107 +1147,178 @@ module gate_holder () {
}
}
module electronics_panel_m3_bolts_voids (pos = [0, 0, 0]) {
XY = L298NModulePostsX;
Z = 1;
translate(pos) {
translate([32, 0, 0]) {
m3_panel_bolt_void([ XY / 2, XY / 2, Z]);
m3_panel_bolt_void([-XY / 2, XY / 2, Z]);
m3_panel_bolt_void([ XY / 2, -XY / 2, Z]);
m3_panel_bolt_void([-XY / 2, -XY / 2, Z]);
}
translate([-32, 0, 0]) {
m3_panel_bolt_void([ XY / 2, XY / 2, Z]);
m3_panel_bolt_void([-XY / 2, XY / 2, Z]);
m3_panel_bolt_void([ XY / 2, -XY / 2, Z]);
m3_panel_bolt_void([-XY / 2, -XY / 2, Z]);
}
}
}
module button_void (pos = [0, 0, 0], rot = [0, 0, 0]) {
translate(pos) rotate(rot) {
cylinder(r = R(7), h = PanelZ + 1, center = true, $fn = 40);
translate([0, 0, -10 / 2]) cylinder(r = R(9.5), h = 10, center = true, $fn = 40);
}
}
module electronics_panel (pos = [0, 0, 0], rot = [0, 0, 0]) {
X = PanelX - 40;
Y = 100;
WallX = 3;
WallY = Y - 20;
WallZ = 20;
ESP32PostsOffsetY = 10;
ESP32PostsZ = 23;
L298NModuleOffsetY = 5;
DCJackZ = 45;
translate(pos) rotate(rot) {
difference () {
union () {
cube([X, Y, PanelZ], center = true);
translate([(X / 2) - (WallX / 2), 10, -WallZ / 2]) cube([WallX, WallY, WallZ], center = true);
translate([-(X / 2) + (WallX / 2), 10, -WallZ / 2]) cube([WallX, WallY, WallZ], center = true);
rect_bolt_voids([0, ESP32PostsOffsetY, -ESP32PostsZ / 2], X = ESP32PostsX, Y = ESP32PostsY, D = 8, H = ESP32PostsZ);
L298N_mount([ 32, 46 + L298NModuleOffsetY, -4], [180, 0, 0]);
L298N_mount([-32, 46 + L298NModuleOffsetY, -4], [180, 0, 0]);
//panel for DC jack
translate([44.5, -(Y / 2) + 20 + (PanelZ / 2), -DCJackZ / 2]) cube([20, PanelZ, DCJackZ], center = true);
}
rect_bolt_voids([0, ESP32PostsOffsetY, -ESP32PostsZ], X = ESP32PostsX, Y = ESP32PostsY, D = 2.8, H = 10);
translate([0, ESP32PostsOffsetY, -ESP32PostsZ]) cube([ESP32BoardX + 0.3, ESP32BoardY + 0.3, 3], center = true);
//top panel bolts
m3_panel_bolt_void([(X / 2) - 10, -(Y / 2) + 10, 3]);
m3_panel_bolt_void([-(X / 2) + 10, -(Y / 2) + 10, 3]);
//underside panel bolts
m3_panel_bolt_void([-(X / 2) + 5, (Y / 2) - 12, -13], [0, 90, 0]);
m3_panel_bolt_void([ (X / 2) - 5, (Y / 2) - 12, -13], [0, -90, 0]);
electronics_panel_m3_bolts_voids([0, 9.5 + L298NModuleOffsetY, 1.5]);
//DC jack
translate([44.5, -(Y / 2) + 20 + (PanelZ / 2), -DCJackZ + 10]) rotate([90, 0, 0]) cylinder(r = R(11), h = 5 + 1, center = true, $fn = 60);
button_void([-40, -20, 0]);
button_void([40, -20, 0]);
}
}
}
module debug () {
DaylightZ = 11.5;
PanelOffsetZ = -2.5;
BearingOffsetZ = -2.5;
//////
panel([0, -10, PanelOffsetZ]);
UseDaylight = true;
UseAll = false;
translate([0, RollerY, 18]) rotate([180, 0, 0]) difference () {
//sprocketed_roller_upright();
//translate([50, 0, 0]) cube([100, 100, 100], center = true);
}
//translate([0, RollerY, 18]) rotate([180, 0, 0]) sprocketed_roller_upright_solid();
//centered_geared_motor([0, RollerY, MotorZ], [180, 0, 90]);
//lamp
//difference () {
//lamp_dual([0, LampY, 0 + 1]);
//lamp_single([0, LampY, 0 + 1]);
// translate([45, LampY, 0 + 2]) cube([100, 100, 100], center = true);
//}
//color("green") lamp_cover([0, LampY + 15, 21]);
color("red") lamp_bolts_voids([0, LampY + 5, (LampBoltH/2) - 1.5 - 2.5]);
//gates
translate([-5.35, LampY -7.1, 11 + 1 + .1]) rotate([0, 0, 7]) color("blue") picture_gate();
//idle rollers
idle_roller([ IdleRollerPrintX, IdleRollerPrintY, 3]);
idle_roller([-IdleRollerPrintX, IdleRollerPrintY, 3]);
idle_roller([ IdleRollerStockX, IdleRollerStockY, 3]);
idle_roller([-IdleRollerStockX, IdleRollerStockY, 3]);
FrameOnly = true;
//idle roller path
translate([0, IdleRollerPrintY - 8, 10]) cube([200, .1, 16], center = true);
translate([0, IdleRollerStockY + 8, 10]) cube([200, .1, 16], center = true);
panel([0, -10, PanelOffsetZ]);
if (UseDaylight) {
if (!FrameOnly) {
translate([0, RollerY, 18]) rotate([180, 0, 0]) difference () {
//sprocketed_roller_upright();
//translate([50, 0, 0]) cube([100, 100, 100], center = true);
}
//translate([0, RollerY, 18]) rotate([180, 0, 0]) sprocketed_roller_upright_solid();
//centered_geared_motor([0, RollerY, MotorZ], [180, 0, 90]);
//lamp
//difference () {
//lamp_dual([0, LampY, 0 + 1]);
//lamp_single([0, LampY, 0 + 1]);
// translate([45, LampY, 0 + 2]) cube([100, 100, 100], center = true);
//}
//color("green") lamp_cover([0, LampY + 15, 21]);
color("red") lamp_bolts_voids([0, LampY + 5, (LampBoltH/2) - 1.5 - 2.5]);
//gates
translate([-5.35, LampY -7.1, 11 + 1 + .1]) rotate([0, 0, 7]) color("blue") picture_gate();
//idle rollers
idle_roller([ IdleRollerPrintX, IdleRollerPrintY, 3]);
idle_roller([-IdleRollerPrintX, IdleRollerPrintY, 3]);
idle_roller([ IdleRollerStockX, IdleRollerStockY, 3]);
idle_roller([-IdleRollerStockX, IdleRollerStockY, 3]);
//idle roller path
translate([0, IdleRollerPrintY - 8, 10]) cube([200, .1, 16], center = true);
translate([0, IdleRollerStockY + 8, 10]) cube([200, .1, 16], center = true);
if (UseDaylight) {
//feed
daylight_spool([-ReelX, ReelY, DaylightZ]);
if (UseAll) {
daylight_spool([-ReelX, -ReelY, DaylightZ]);
//takeup
daylight_spool([ReelX, ReelY, DaylightZ]);
daylight_spool([ReelX, -ReelY, DaylightZ]);
}
} else {
four_hundred_foot_spool([-ReelX, ReelY, DaylightZ]);
if (UseAll) {
four_hundred_foot_spool([-ReelX, -ReelY, DaylightZ]);
//takeup
four_hundred_foot_spool([ReelX, ReelY, DaylightZ]);
four_hundred_foot_spool([ReelX, -ReelY, DaylightZ]);
}
}
//takeup
takeup_panel_picture([TakeupPanelPictureX, TakeupPanelPictureY, PanelOffsetZ]);
takeup_panel_picture_motor_mount([TakeupPanelPictureX, TakeupPanelPictureY, PanelOffsetZ]);
takeup_panel_stock([TakeupPanelStockX, TakeupPanelStockY, PanelOffsetZ]);
takeup_panel_stock_motor_mount([TakeupPanelStockX, TakeupPanelStockY, PanelOffsetZ]);
//feed
daylight_spool([-ReelX, ReelY, DaylightZ]);
if (UseAll) {
daylight_spool([-ReelX, -ReelY, DaylightZ]);
//takeup
daylight_spool([ReelX, ReelY, DaylightZ]);
daylight_spool([ReelX, -ReelY, DaylightZ]);
}
} else {
four_hundred_foot_spool([-ReelX, ReelY, DaylightZ]);
if (UseAll) {
four_hundred_foot_spool([-ReelX, -ReelY, DaylightZ]);
//takeup
four_hundred_foot_spool([ReelX, ReelY, DaylightZ]);
four_hundred_foot_spool([ReelX, -ReelY, DaylightZ]);
}
}
//takeup
takeup_panel_picture([TakeupPanelPictureX, TakeupPanelPictureY, PanelOffsetZ]);
takeup_panel_picture_motor_mount([TakeupPanelPictureX, TakeupPanelPictureY, PanelOffsetZ]);
feed_panel_picture([FeedPanelPictureX, FeedPanelPictureY, PanelOffsetZ]);
feed_panel_motor_mount([FeedPanelPictureX, FeedPanelPictureY, PanelOffsetZ]);
takeup_panel_stock([TakeupPanelStockX, TakeupPanelStockY, PanelOffsetZ]);
takeup_panel_stock_motor_mount([TakeupPanelStockX, TakeupPanelStockY, PanelOffsetZ]);
//feed
feed_panel_picture([FeedPanelPictureX, FeedPanelPictureY, PanelOffsetZ]);
feed_panel_motor_mount([FeedPanelPictureX, FeedPanelPictureY, PanelOffsetZ]);
feed_panel_stock([FeedPanelStockX, FeedPanelStockY, PanelOffsetZ]);
feed_panel_stock([FeedPanelStockX, FeedPanelStockY, PanelOffsetZ]);
difference() {
union(){
translate([ReelX, ReelY, -10]) magnetic_coupling();
translate([ReelX, ReelY, -8]) slip_coupling();
difference() {
union(){
translate([ReelX, ReelY, -10]) magnetic_coupling();
translate([ReelX, ReelY, -8]) slip_coupling();
}
translate([ReelX + 50, ReelY, -10]) cube([100, 100, 100], center = true);
}
translate([ReelX + 50, ReelY, -10]) cube([100, 100, 100], center = true);
}
difference() {
union(){
translate([-ReelX, ReelY, -8]) slip_coupling();
difference() {
union(){
translate([-ReelX, ReelY, -8]) slip_coupling();
}
translate([-ReelX + 50, ReelY, -10]) cube([100, 100, 100], center = true);
}
translate([-ReelX + 50, ReelY, -10]) cube([100, 100, 100], center = true);
}
translate([ReelX, ReelY, BearingOffsetZ+1]) {
rotate([0, 0, BearingRotateZ1]) color("blue") bearing([0, BearingY, BearingZ]);
rotate([0, 0, BearingRotateZ2]) color("blue") bearing([0, BearingY, BearingZ]);
rotate([0, 0, BearingRotateZ3]) color("blue") bearing([0, BearingY, BearingZ]);
rotate([0, 0, BearingRotateZ4]) color("blue") bearing([0, BearingY, BearingZ]);
}
translate([ReelX, ReelY, BearingOffsetZ+1-5]) {
rotate([0, 0, BearingRotateZ1]) color("red") bearing_post_nut([0, BearingY, BearingZ-.75]);
rotate([0, 0, BearingRotateZ2]) color("red") bearing_post_nut([0, BearingY, BearingZ-.75]);
rotate([0, 0, BearingRotateZ3]) color("red") bearing_post_nut([0, BearingY, BearingZ-.75]);
rotate([0, 0, BearingRotateZ4]) color("red") bearing_post_nut([0, BearingY, BearingZ-.75]);
}
//centered_geared_motor([ReelX, ReelY, TakeupMotorZ], [180, 0, PictureTakeupMotorRotationZ]);
//centered_geared_motor([ReelX, -ReelY, TakeupMotorZ], [180, 0, StockTakeupMotorRotationZ]);
translate([ReelX, ReelY, BearingOffsetZ+1]) {
rotate([0, 0, BearingRotateZ1]) color("blue") bearing([0, BearingY, BearingZ]);
rotate([0, 0, BearingRotateZ2]) color("blue") bearing([0, BearingY, BearingZ]);
rotate([0, 0, BearingRotateZ3]) color("blue") bearing([0, BearingY, BearingZ]);
rotate([0, 0, BearingRotateZ4]) color("blue") bearing([0, BearingY, BearingZ]);
}
translate([ReelX, ReelY, BearingOffsetZ+1-5]) {
rotate([0, 0, BearingRotateZ1]) color("red") bearing_post_nut([0, BearingY, BearingZ-.75]);
rotate([0, 0, BearingRotateZ2]) color("red") bearing_post_nut([0, BearingY, BearingZ-.75]);
rotate([0, 0, BearingRotateZ3]) color("red") bearing_post_nut([0, BearingY, BearingZ-.75]);
rotate([0, 0, BearingRotateZ4]) color("red") bearing_post_nut([0, BearingY, BearingZ-.75]);
}
//centered_geared_motor([ReelX, ReelY, TakeupMotorZ], [180, 0, PictureTakeupMotorRotationZ]);
//centered_geared_motor([ReelX, -ReelY, TakeupMotorZ], [180, 0, StockTakeupMotorRotationZ]);
//translate([0, 0, DaylightZ]) color("red", 0.25) cube([250, 100, 16], center = true);
}
//translate([0, 0, DaylightZ]) color("red", 0.25) cube([250, 100, 16], center = true);
//2020 frame
//top/bottom
translate([0, (FrameY/2) + 10, FrameZ]) rotate([0, 90, 0]) 2020_tslot(FrameX + 20);
@ -1202,12 +1331,19 @@ module debug () {
translate([-(PanelX/2) + 10, 0, FrameZ]) rotate([90, 0, 0]) 2020_tslot(FrameY);
//feet
corner_foot([FrameX/2, (FrameY/2) + 10, -26], [0, 0, 180]);
corner_foot([FrameX / 2, (FrameY / 2) + 10, -26], [0, 0, 180]);
corner_foot([PanelX / 2 - 10, -(FrameY / 2) - 10, -26], [0, 0, 90]);
//motor_controller_panel([0, -75, PanelOffsetZ]);
//electronics
//ESP32_board([0, -90, -25], [180, 0, 0]);
L298N_module([-32, -85, -9], [180, 0, -90]);
L298N_module([32, -85, -9], [180, 0, 90]);
electronics_panel([0, -100, -3]);
}
PART = "feed_panel_stock";
PART = "electronics_panel";
LIBRARY = true;
if (PART == "panel") {
@ -1274,6 +1410,8 @@ if (PART == "panel") {
gate_holder();
} else if (PART == "lamp_LEDs") {
lamp_LEDs();
} else if (PART == "electronics_panel") {
electronics_panel(rot = [180, 0, 0]);
} else {
debug();
}