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All work on first draft of capper hardware

This commit is contained in:
Matt McWilliams 2022-06-12 22:26:03 -04:00
parent dae4e65aee
commit 04a0330327
7 changed files with 172 additions and 22 deletions
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2
ino/components/mcopy_capper/mcopy_capper.ino
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@ -49,7 +49,7 @@ const int serialDelay = 5;
Servo servo;
//SG-5010 speed 0.18s / 60 degree
//converted to milliseconds/angle
const float servoSpeed = 200.0 / 60.0;
const float servoSpeed = 400.0 / 60.0;
void setup() {
Serial.begin(57600);

151
scad/capper.scad
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@ -5,9 +5,11 @@ include <common.scad>;
// https://www.thingiverse.com/thing:83806 - Lego mount (has dimensions of servo body)
// https://www.thingiverse.com/thing:5241574 - Robot arm (just cool)
currentAngle=-60;
LensVoidDiameter = 40; //mm
LensZ = 80;
LensY = 20;
LensY = 30;
CapOffsetX = -50;
CapOffsetY = -11;
@ -16,35 +18,59 @@ CapWidthZ = 4;
BoltSpacingX = 10;
BoltSpacingY = 49;
BoltD = 5;
BoltD = 3.5;
RailSlotsX = 20;
RailSlotsD = 6;
MountBoltSpacingY=40;
OptoEndstopAdjustZ=0.25;
module BoltVoid () {
cylinder(r=R(BoltD), h=20, center=true);
translate([0, 0, 4]) m3_nut(5);
}
module Mount () {
$fn = 200;
difference(){
union(){
difference(){
translate([0, 0, 5]) difference(){
cylinder(r=R(LensVoidDiameter)+15, h=LensY, center=true);
cylinder(r=R(LensVoidDiameter)+5, h=LensY+1, center=true);
}
translate([0,0,-(LensY/4)-(5/4)]) difference(){
cylinder(r=R(LensVoidDiameter)+5, h=R(LensY)-R(5), center=true);
cylinder(r=R(LensVoidDiameter)+5, h=R(LensY)-R(5)-10, center=true);
cylinder(r=R(LensVoidDiameter), h=LensY+1, center=true);
}
difference () {
translate([50, 0, -6]) cube([100, LensVoidDiameter + 30, 8], center=true);
union() {
translate([50, 0, -6]) cube([100, LensVoidDiameter + 30, 8], center=true);
translate([0, 0, -6]) cylinder(r=R(LensVoidDiameter)+12, h=8, center=true);
}
cylinder(r=R(LensVoidDiameter), h=LensY+1, center=true);
//servo
translate([50, 0, -6]) {
cube([20, 40.25, 10], center = true);
translate([BoltSpacingX/2, BoltSpacingY/2, 0])cylinder(r=R(BoltD), h=20, center=true);
translate([-BoltSpacingX/2, BoltSpacingY/2, 0])cylinder(r=R(BoltD), h=20, center=true);
translate([BoltSpacingX/2, -BoltSpacingY/2, 0])cylinder(r=R(BoltD), h=20, center=true);
translate([-BoltSpacingX/2, -BoltSpacingY/2, 0])cylinder(r=R(BoltD), h=20, center=true);
translate([BoltSpacingX/2, BoltSpacingY/2, 0]) BoltVoid();
translate([-BoltSpacingX/2, BoltSpacingY/2, 0]) BoltVoid();
translate([BoltSpacingX/2, -BoltSpacingY/2, 0]) BoltVoid();
translate([-BoltSpacingX/2, -BoltSpacingY/2, 0]) BoltVoid();
}
translate([50, 0, -6-3.01]) cube([2, 56, 2], center=true);
}
}
translate([0,R(LensVoidDiameter),0])cube([LensVoidDiameter*2, LensVoidDiameter, 5], center=true);
translate([0,R(LensVoidDiameter),1+7.5]) cube([LensVoidDiameter*2, LensVoidDiameter, 7], center=true);
//
translate([80, R(MountBoltSpacingY), 0]) RailSlots();
translate([80, -R(MountBoltSpacingY), 0]) RailSlots();
//endstop
translate([0, -34, 25-2-2]) {
cube([14, 20, 50], center=true);
translate([0, 11, -12.5]) cylinder(r=R(22), h=4, center=true);
}
}
}
module Cap () {
@ -66,21 +92,106 @@ module Cap () {
}
translate([0, 0, -4]) cylinder(r=5,h=4,center=true);
}
translate([0, 0, -4]) cylinder(r1=R(5.5), r2=R(5.4),h=4.01,center=true);
cylinder(r=R(5.4),h=10,center=true);
translate([0, 0, -4]) cylinder(r1=R(5.85), r2=R(5.5), h=4.01,center=true, $fn=20);
cylinder(r=R(2.5), h=10,center=true);
translate([0, 0, 2.5]) cylinder(r=R(7.5), h=5,center=true);
}
}
module Debug () {
Mount();
translate([-CapOffsetX,-CapOffsetY,0]) rotate([0,0,-60]) Cap();
translate([CapOffsetX,CapOffsetY - R(LensVoidDiameter) - 4, 1.25]) cylinder(r=R(15), h=1.5, center=true);
}
Render="Debug";
module MountFront () {
$fn=60;
difference () {
Mount();
translate([0, -50, 50-2]) cube([100, 100, 100], center=true);
translate([0, 0, 50-2+7]) cube([100, 100, 100], center=true);
translate([0,-30,-2]) cylinder(r=R(4), h=3, center=true);
rotate([0,0,40]) translate([0,-30,-2]) cylinder(r=R(4), h=3, center=true);
rotate([0,0,-40])translate([0,-30,-2]) cylinder(r=R(4), h=3, center=true);
rotate([0,0,80]) translate([0,-30,-2]) cylinder(r=R(4), h=3, center=true);
rotate([0,0,-80])translate([0,-30,-2]) cylinder(r=R(4), h=3, center=true);
translate([90, 0, -11]) rotate([45,0,0]) cube([70, 4.3, 4.3], center=true);
}
}
module MountBack () {
$fn=60;
difference () {
Mount();
translate([0, 0, -50-1.999]) cube([400, 100, 100], center=true);
translate([0, 50, -50+2+7]) cube([100, 100, 100], center=true);
}
//translate([0,-30,-2]) cylinder(r=R(3.9), h=3, center=true);
rotate([0,0,40]) translate([0,-30,-2]) cylinder(r=R(3.9), h=3, center=true);
rotate([0,0,-40])translate([0,-30,-2]) cylinder(r=R(3.9), h=3, center=true);
rotate([0,0,80]) translate([0,-30,-2]) cylinder(r=R(3.9), h=3, center=true);
rotate([0,0,-80])translate([0,-30,-2]) cylinder(r=R(3.9), h=3, center=true);
}
module RailSlots () {
translate([R(RailSlotsX), 0, 0]) cylinder(r=R(RailSlotsD), h=40, center=true);
translate([-R(RailSlotsX), 0, 0]) cylinder(r=R(RailSlotsD), h=40, center=true);
cube([RailSlotsX, RailSlotsD, 40], center=true);
}
module RailMount () {
//
X=110;
RailD=15;
RailSpacingY=80;
$fn=60;
difference () {
translate([X, 0, -14]) difference () {
cube([100, LensVoidDiameter + 30.6, 8], center=true);
//
translate([-40, R(MountBoltSpacingY), 0]) cylinder(r=R(6),h=40,center=true);
translate([-40, -R(MountBoltSpacingY), 0]) cylinder(r=R(6),h=40,center=true);
}
}
translate([X, 0, -11]) rotate([45,0,0]) cube([100, 4, 4], center=true);
translate([X + R(100), 0, -14]) cube([8, LensVoidDiameter + 30.6, 28], center=true);
translate([X + R(100) + 5 ,R(RailSpacingY),-14]) difference() {
translate([-2.5, -2.5, 0]) cylinder(r=R(RailD + 5), h=28, center=true);
cylinder(r=R(RailD), h=28+1, center=true);
}
}
module OptoEndstopMount () {
translate([-5,9.5,20]) {
difference() {
cube([14-0.3, 14, 24], center=true);
translate([0, R(LensVoidDiameter)+15+4, 0]) cylinder(r=R(LensVoidDiameter)+15, h=LensY, center=true, $fn=200);
translate([0,-8.3,0]) cube([7.25, 8, 24+1], center=true);
translate([0,-5,-9+OptoEndstopAdjustZ]) rotate([90, 0, 0]) cylinder(r=R(2.9),h=10,center=true, $fn=40);
translate([0,-5,10+OptoEndstopAdjustZ]) rotate([90, 0, 0]) cylinder(r=R(2.9),h=10,center=true, $fn=40);
translate([0,1,1+OptoEndstopAdjustZ]) cube([8,14,11.5],center=true);
translate([0,6,.75+OptoEndstopAdjustZ]) cylinder(r=R(22), h=4, center=true);
}
}
}
module Debug () {
Mount();
translate([-CapOffsetX,-CapOffsetY,6.11 + 1.9]) rotate([0,0,currentAngle]) Cap();
//color("green") RailMount();
translate([5, -38, -11.8+OptoEndstopAdjustZ]) rotate([0, -90, 0]) opto_endstop();
translate([5, -38, -11.8]) OptoEndstopMount();
}
Render="OptoEndstopMount";
if (Render=="Debug") {
Debug();
} else if (Render=="Cap") {
Cap();
} else if (Render=="Mount") {
Mount();
} else if (Render=="MountFront") {
MountFront();
} else if (Render=="MountBack") {
MountBack();
} else if (Render=="RailMount") {
RailMount();
} else if (Render=="OptoEndstopMount") {
rotate([-90,0,0]) OptoEndstopMount();
}

41
scad/common.scad
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@ -32,4 +32,43 @@ module trap_cube(height = 19, top_x = 30, top_y = 34, bottom_x = 45, bottom_y =
}
echo("common.scad - R()");
function R (diameter) = diameter / 2.0;
function R (diameter) = diameter / 2.0;
echo("common.scad - m3_nut");
module m3_nut (H = 5) {
cylinder(r=R(6.6), h=H, center=true, $fn=6);
}
module opto_endstop(){
difference(){
union(){
// base PCB
color("green") cube([33.0,1.6,10.5]);
// add the switch module
translate([8.4,1.6,10.5/2-6.4/2]) optoswitch();
// connector
translate([0.2,-7,0]) color("white") cube([5.8,7,10.5]);
// led
translate([3.5,1.6,10.5/2-1.5/2]) color("red") cube([2,0.7,1.5]);
}
translate([8.4,0,10.5/2-6.4/2]) {
for ( hole = [2.75,24.5-2.75] ){
rotate([90,0,0]) translate([hole,6.4/2,-4]) cylinder(r=1.5, h=4.5,$fn=40);
}
}
}
}
// switch module
module optoswitch() {
difference(){
union (){
color("gray") cube([24.5,3.5,6.4]);
color("gray")translate([6.63,0,0]) cube([4.45,11.3,6.3]);
color("gray")translate([13.63,0,0]) cube([4.45,11.3,6.3]);
}
for ( hole = [2.75,24.5-2.75] ){
rotate([90,0,0]) translate([hole,6.4/2,-4]) cylinder(r=1.5, h=4.5,$fn=40);
}
}
}

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stl/capper_cap.stl
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stl/capper_mount_back.stl Normal file
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stl/capper_mount_front.stl Normal file
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stl/capper_opto.stl Normal file
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