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diff --git a/delta.jscad b/delta.jscad
index 12bdb97..e9fb773 100644
--- a/delta.jscad
+++ b/delta.jscad
@@ -1,997 +1,1050 @@
var PRINT = {
layer_height: 0.2,
extrusion_width: 0.4,
fit_tolerance: .2, slide_tolerance: .4, play_tolerance: .6, screw_tolerance: .3
};
var CONFIG = {
extrusion: {
w: 20, slotdepth: 6
},
base: {
el: 240, // side extrusion length
sl: 240+2*70, // triangle side length
gap: 9 // vertical gap between side extrusions
},
column: {
h: 600 // column height
},
heatbed: {
r: 220/2, // heatbed radius
sr: 220/2-4.5, // radius of the screwholes circle
h: 3+1.5 // thickness (including insulation)
},
glass: {
r: 195/2, // glass radius
h: 3 // glass thickness
},
duet: {
pcb_size: { x: 124, y: 100, z: 1 },
hole_spacing: { x: 115, y: 92 },
h: 30
},
foot: {
d: 20*Math.sqrt(2), h: 30,
bolt: { d:5, l: 19, hd: 10 },
margin: 2.5,
nut: { d: 8.6 /* TODO: */, h: 3.5 },
shell: 4,
zscalefactor: 1.6,
foot: { ho: 2.5, hi: 5 }
},
duetholder: {
bolt: { d: 3, l: 10, head: { d: 5.33, h: 3 } },
margin: 3,
s: 2.5
},
bedholder: {
h: 15,
margin: 3,
nut: { w: 5.4, h: 2.5 },
bolt: { d: 3, l: 10, head: { d: 5.33, h: 3 } }
},
hotend: {
h: 62.4, // full assembly height
groove: { d:12, h:6 }, // grove diameter and height
ungroove: { d:16, above:3.7, below: 3+4 }
},
effector: {
h: 6,
o: 20, // offset to the rod mounts line
rods_apart: 40,
cone: { shell: 1, angle: Math.PI/6 },
rodend: {
joint_w: 7, // thickness of the joint
screw_l: 20-1, // 20 with the head
screw_d: 3
},
hotend: { margin: 2 },
hinge: {
d: 3, w: 5, margin: 2.5,
h: 1+(6+3.7)/2, // elevation + grove + top
e: 1 // elevation
},
clamp: {
shell: 4.6,
d: 3,
margin: 2.5,
split: 0.6
},
mswitch: {
size: [ 19.8, 6, 10 ],
screw: {
d: 2, h: 10/2-2,
s: 1.3, // screw shell
o: [-9.5/2,9.5/2].map(function(x) {
return -19.8/2+x;
})
},
switch_x: 2.5
},
guide: {
width: 3, height: 5+1, length: 6
},
fanholder: {
r: 30,
screw: { d: 3, m: 2.5/*margin*/ },
w: 3
}
},
nut: { h: 2.3, w: 5.5 },
color: {
extrusion: [0.8, 0.8, 0.8, 0.8],
pcb: [ 0, 0.3, 0.2, 0.8 ],
bulk: [ .9, .9, .9, .2 ],
parts: [ 0, 0.8, 0, 0.9 ],
softparts: [ 0, 0, 0.8, 0.9 ],
heatbed: [0.8, 0.8, 0.8, 0.8 ],
glass: [0.9, 0.9, 0.9, 0.7 ]
}
};
var CD = {
base: (function(){
var rv = {};
rv.circumscription_r =
CONFIG.base.sl/2/Math.cos(Math.PI/6);
rv.outer_inscription_r =
Math.sqrt(Math.pow(rv.circumscription_r,2)-
Math.pow(CONFIG.base.sl/2,2));
rv.mid_inscription_r =
rv.outer_inscription_r-CONFIG.extrusion.w/2;
rv.inner_inscription_r =
rv.outer_inscription_r-CONFIG.extrusion.w;
// TODO: properly calculate
rv.column_r = rv.circumscription_r - 48.29;
return rv;
})(),
duetholder: (function() {
var rv = {};
var s = CONFIG.base.sl;
var l = CONFIG.duet.hole_spacing.x;
var w = CONFIG.duet.hole_spacing.y;
var h = s*Math.cos(Math.PI/6);
var h1 = h*(1-l/s);
rv.distance = (h1-w)/3; // hole to side
return rv;
})()
};
console.log(CONFIG); console.log(CD);
var U = {
hypotenuse: function(a,b) {
return Math.sqrt(Math.pow(a,2)+Math.pow(b,2));
},
peek: function(x,m) {
console.log(x,m);
return x;
},
axes: function U_axes(o) {
if(!o) o = {};
var l = o.l||20, g = o.g||0.7;
return union([
CSG.roundedCylinder({start:[0,0,0],end:[l,0,0]}).setColor([1,0,0,g]),
CSG.roundedCylinder({start:[0,0,0],end:[0,l,0]}).setColor([0,1,0,g]),
CSG.roundedCylinder({start:[0,0,0],end:[0,0,l]}).setColor([0,0,1,g])
]);
},
pextract: function U_pextract(a,pn) { // TODO: monkeypatch Array
return a.map(function(x){return x[pn]});
},
hole: function U_hole(o) {
var r = o.r||o.radius||(o.d/2)||(o.diameter/2);
var n = Math.max(Math.round(4*r),4);
return CSG.cylinder({
start: o.start, end: o.end,
radius: r/Math.cos(Math.PI/n),
resultion: n
});
},
upright: function U_upright() { return new CSG.Connector([0,0,0],[0,0,1],[1,0,0]) },
downright: function U_downright() { return new CSG.Connector([0,0,0],[0,0,-1],[1,0,0]) },
P: function U_P(x) {
if(!x.properties.P) return x;
return x.connectTo(x.properties.P,U.upright(),false,0);
}
};
/* {h:,w:} */
function nut(o) {
var rv = CSG.cylinder({
start:[0,0,0],end:[0,0,o.h],
radius: o.w/2/Math.cos(Math.PI/6),
resolution: 6
});
rv.properties.axis_connector = new CSG.Connector([0,0,0],[0,0,1],[0,1,0]);
return rv;
}
var E3DV6 = {
dimensions: {
big_d: 22.3,
},
heatsink: function() {
var fn = 16;
var z=0;
var unite = [ {d:16,h:3.7},{d:12,h:6},{d:16,h:3} ].map(function(x) {
return CSG.cylinder({
start: [0,0,z], end: [0,0,z-=x.h],
radius: x.d/2, resolution: fn
});
});
unite.push(CSG.cylinder({
start:[0,0,z-=1.5], end:[0,0,z-=1],
radius: 16/2, resolution: fn
}));
for(var i=0;i<11;++i) unite.push(CSG.cylinder({
start:[0,0,z-=1.5], end:[0,0,z-=1],
radius: this.dimensions.big_d/2, resolution: fn
}));
unite.push(CSG.cylinder({
start:[0,0,z], end: [0,0,-12.7],
radiusStart: 10/2, radiusEnd: 8.5/2, /* pretty arbitrary */
resolution: fn
}));
var rv = union(unite);
rv = rv.subtract([CSG.cylinder({
start:[0,0,1], end: [0,0,z-1],
radius: 4.2/2, resolution: fn
}),CSG.cylinder({
start:[0,0,1], end: [0,0,-6.7/*somewhat arbitrary*/],
radius: 8/2, resolution: fn
}),CSG.cylinder({
start:[0,0,z-1], end: [0,0,z+14.8],
radius: 6/2 /*M7*/, resolution: fn
})]);
rv.properties.pushfit_connector = new CSG.Connector([0,0,0],[0,0,-1],[1,0,0]);
rv.properties.heatbreak_connector = new CSG.Connector([0,0,z+14.8],[0,0,-1],[1,0,0]);
rv.properties.grove_connector = new CSG.Connector([0,0,-3.7-3],[0,0,1],[1,0,0]);
return rv.setColor([0.8,0.8,0.8,0.9]);
}
};
var EFFECTOR = {
/* {sd: screw diameter, l: cone length, s: screw shell, a: angle from axis} */
cone: function effector_cone(o) {
var re = o.sd/2+o.s, rs = re+o.l*Math.tan(o.a||(Math.PI/4));
var rv = CSG.cylinder({
start: [0,0,0], end: [0,0,o.l],
radiusStart: rs, radiusEnd: re,
resolution: Math.floor(rs*2*2)
}).subtract(CSG.cylinder({
start:[0,0,-1], end:[0,0,o.l+1], radius: o.sd,
//resolution: Math.floor(o.sd*2*2)
}));
rv.properties.top_connector = new CSG.Connector([0,0,o.l],[0,0,-1],[1,0,0]);
rv.properties.bottom_connector = new CSG.Connector([0,0,0],[0,0,1],[1,0,0]);
var nuthole = nut(CONFIG.nut);
rv = rv.subtract(nuthole.connectTo(
nuthole.properties.axis_connector, rv.properties.bottom_connector,
false, 0
));
return rv.intersect(CSG.cylinder({start:[0,0,0],end:[0,0,o.l],radius:6/*TODO:calculate*/}));
},
platform_bb: function platform_bb() {
var e = CONFIG.effector;
var r = U.hypotenuse(e.rods_apart/2,e.o+e.rodend.screw_d/2+e.cone.shell);
var rv = CSG.sphere({
center: [0,0,e.h/2], radius: r,
resolution: r*2*2
}).intersect(CSG.cube({
corner1: [-r,-r,0], corner2: [r,r,e.h]
}));
rv.properties.base_connector = new CSG.Connector([0,0,0],[0,0,1],[1,0,0]);
return rv;
},
effector: function effector_effector() {
var e = CONFIG.effector;
var conel = e.rodend.screw_l-e.rodend.joint_w;
var nutr = CONFIG.nut.w/2/Math.cos(Math.PI/6);
var cone = this.cone({sd:e.rodend.screw_d/2,l:conel,s:e.cone.shell,a:e.cone.angle});
var rcorner = U.hypotenuse(e.o-e.rodend.screw_d/2-e.cone.shell,e.rods_apart/2)-3.85; //XXX:config/calc
var ropen = E3DV6.dimensions.big_d/2+e.hotend.margin;
var rmount = this.rmount = (rcorner+ropen)/2;
var rv = [];
for(var a=0;a<360;a+=120) {
rv.push(union([-1,1].map(function(s) {
return cone.connectTo(cone.properties.top_connector,
new CSG.Connector([s*e.rods_apart/2,e.o,e.h/2],[-s,0,0],[0,0,1]),
false, 0);
})).union(CSG.cube({
corner1:[e.rods_apart/2-conel+.1,e.o-nutr,0],
corner2:[-e.rods_apart/2+conel-.1,
-rcorner,
e.h]
})).rotateZ(a));
}
rv.push(CSG.cylinder({
start:[0,0,0], end:[0,0,e.h],
radius: U.hypotenuse(e.o-nutr,e.rods_apart/2-conel)
}));
rv = union(rv).intersect(this.platform_bb()).subtract(CSG.cylinder({
start:[0,0,-1], end:[0,0,e.h+1],
radius: ropen, resolution: ropen*4
})).subtract([/*0, probe here*/120,240].map(function(x) { /* nut pockets */
return CSG.cube({
corner1:[-CONFIG.nut.w/2,0,(e.h-CONFIG.nut.h)/2],
corner2:[CONFIG.nut.w/2,-rcorner-1,(e.h+CONFIG.nut.h)/2]
}).union(CSG.cylinder({
start:[0,-rmount,-1], end:[0,-rmount,e.h+1],
radius: 3/2 // XXX:
})).subtract(CSG.cylinder({
start:[0,-rmount,(e.h+CONFIG.nut.h)/2],
end:[0,-rmount,(e.h+CONFIG.nut.h)/2+PRINT.layer_height*3/2],
radius: 3/2+.1
})).rotateZ(x);
})).subtract( CSG.cylinder({ // pulldown screw
start: [0,-rcorner+e.mswitch.size[1]+PRINT.extrusion_width+3/2/*XXX:conf*/,-1],
end: [0,-rcorner+e.mswitch.size[1]+PRINT.extrusion_width+3/2/*XXX:conf*/,e.h+1],
radius: 3/2+1 /*XXX: config */
})).subtract( CSG.cylinder({ /* switch-screw */
start: [e.mswitch.switch_x,-rcorner+e.mswitch.size[1]/2,-1],
end: [e.mswitch.switch_x,-rcorner+e.mswitch.size[1]/2,e.h+1],
radius: e.mswitch.screw.d/2
}));
// add hinges
rv.properties.hinge_connector=new CSG.Properties();
var hinges_apart=e.rods_apart/2-conel;
rv = rv.union([-1,1].map(function hinge(s) {
rv.properties.hinge_connector[s]=new CSG.Connector([s*hinges_apart,e.o,e.h+e.hinge.h],[s,0,0],[0,0,1]);
return CSG.cube({
corner1: [s*hinges_apart,e.o-e.hinge.margin-e.hinge.d/2,e.h],
corner2: [s*(hinges_apart+e.hinge.w),e.o+e.hinge.margin+e.hinge.d/2,e.h+e.hinge.h]
}).union(CSG.cylinder({
start: [s*hinges_apart,e.o,e.h+e.hinge.h],
end: [s*(hinges_apart+e.hinge.w),e.o,e.h+e.hinge.h],
radius: e.hinge.d/2+e.hinge.margin
})).subtract(CSG.cylinder({
start: [s*(hinges_apart-1),e.o,e.h+e.hinge.h],
end: [s*(hinges_apart+e.hinge.w+1),e.o,e.h+e.hinge.h],
radius: e.hinge.d/2
}));
}));
// add clamp guides
var cgrr = e.guide.width/3;
rv = rv.union([-1,1].map(function guide(s) {
return CSG.roundedCube({
center: [s*(e.mswitch.size[0]+PRINT.slide_tolerance+e.guide.width)/2,-rcorner+e.guide.length/2,e.h+e.guide.height/2-cgrr],
radius: [e.guide.width/2,e.guide.length/2,e.guide.height/2+cgrr],
roundradius: cgrr
}).intersect(CSG.cube({
center: [s*(e.mswitch.size[0]+PRINT.slide_tolerance+e.guide.width)/2,-rcorner+e.guide.length/2,e.h+e.guide.height/2],
radius: [e.guide.width/2,e.guide.length/2,e.guide.height/2+.1],
roundradius: cgrr
}));
}));
rv.properties.grove_connector = new CSG.Connector([0,0,e.h+e.hinge.e+6/2],[0,0,1],[1,0,0]);
rv.properties.rcorner = rcorner;
return rv.setColor([0.4,0.8,0.4,0.9]);
},
hinged: function effector_hinged(o) {
var e = CONFIG.effector;
var conel = e.rodend.screw_l-e.rodend.joint_w;
var hinges_apart = e.rods_apart/2-conel;
var hhr = e.o-e.hinge.d/2-e.hinge.margin; // hotend holder radius
var hhh = CONFIG.hotend.groove.h+CONFIG.hotend.ungroove.above;
var rv = CSG.cylinder({ /* hinge */
start: [-hinges_apart+PRINT.slide_tolerance,e.o,e.h+e.hinge.h],
end: [hinges_apart-PRINT.slide_tolerance,e.o,e.h+e.hinge.h],
radius: e.hinge.d/2+e.hinge.margin
}).union( /* lower hotend holder */
CSG.cylinder({
start: [0,0,e.h+e.hinge.e], end: [0,0,e.h+e.hinge.e+CONFIG.hotend.groove.h],
radius: hhr
}).subtract(CSG.cylinder({
start: [0,0,e.h+e.hinge.e-1], end: [0,0,e.h+e.hinge.e+CONFIG.hotend.groove.h+1],
radius: CONFIG.hotend.groove.d/2 +PRINT.fit_tolerance
}))
).union( /* upper hotend holder */
CSG.cylinder({
start: [0,0,e.h+e.hinge.e+CONFIG.hotend.groove.h],
end: [0,0,e.h+e.hinge.e+CONFIG.hotend.groove.h+CONFIG.hotend.ungroove.above],
radius: hhr
}).subtract(CSG.cylinder({
start: [0,0,e.h+e.hinge.e+CONFIG.hotend.groove.h-1],
end: [0,0,e.h+e.hinge.e+CONFIG.hotend.groove.h+CONFIG.hotend.ungroove.above+1],
radius: CONFIG.hotend.ungroove.d/2 +PRINT.fit_tolerance
}))
).union( /* connect mount with hinge */
CSG.cube({
corner1: [-hinges_apart+PRINT.slide_tolerance,CONFIG.hotend.ungroove.d/2+PRINT.fit_tolerance,e.h+e.hinge.e],
corner2: [hinges_apart-PRINT.slide_tolerance,e.o,e.h+e.hinge.h+e.hinge.d/2+e.hinge.margin]
})
).subtract( /* hinge screwhole */
CSG.cylinder({
start: [-hinges_apart-1,e.o,e.h+e.hinge.h],
end: [hinges_apart+1,e.o,e.h+e.hinge.h],
radius: e.hinge.d/2
})
).union( /* hold clamp together */
[-1,1].map(function(s) {
return CSG.roundedCube({
corner1: [s*(-hhr-e.clamp.margin*2-e.clamp.d),-e.clamp.shell,e.h+e.hinge.e],
corner2: [s*(-CONFIG.hotend.ungroove.d/2-PRINT.fit_tolerance),+e.clamp.shell,e.h+e.hinge.e+hhh],
roundradius: 1.5
});
})
).subtract( /* screws for holding clamp */
[-1,1].map(function(s) {
var nuthole = nut(CONFIG.nut);
var x = s*(-hhr-e.clamp.margin-e.clamp.d/2);
return CSG.cylinder({
start: [x,-e.clamp.shell-1,e.h+e.hinge.e+hhh/2],
end: [x,e.clamp.shell+1,e.h+e.hinge.e+hhh/2],
radius: e.clamp.d/2
}).union(nuthole.connectTo(
nuthole.properties.axis_connector,
new CSG.Connector([x,e.clamp.shell,e.h+e.hinge.e+hhh/2],[0,-1,0],[0,0,1]),
false, 0
)).union(CSG.cylinder({
start: [x,-e.clamp.shell-1,e.h+e.hinge.e+hhh/2],
end: [x,0,e.h+e.hinge.e+hhh/2],
radius: e.clamp.d/2+PRINT.slide_tolerance
}));
})
);
var ms = o.microswitch;
var msedge = o.effector.properties.rcorner;
var msh = 9.5; // microswitch holes apart
var mshh = Math.abs(ms.properties.switch_connector.point.z-ms.properties.screw_connector[0].point.z); // microswitch holes height
rv = rv.union(CSG.cube({ // connect clamp with microswitch
corner1: [-ms.properties.microswitch.size.x/2,-msedge+.1,e.h+e.hinge.e],
corner2: [+ms.properties.microswitch.size.x/2,-CONFIG.hotend.ungroove.d/2-PRINT.fit_tolerance,e.h+e.hinge.e+hhh]
})).union([-msh/2,msh/2].map(function(x) { // shell for microswitch screws
return CSG.roundedCylinder({
start: [x,-CONFIG.hotend.ungroove.d/2-PRINT.fit_tolerance-(e.mswitch.screw.d/2+e.mswitch.screw.s),e.h+e.hinge.e+mshh],
end: [x,-msedge+ms.properties.microswitch.size.y,e.h+e.hinge.e+mshh],
radius: e.mswitch.screw.d/2+e.mswitch.screw.s
});
})).subtract(CSG.cube({ // cut off excess if any
corner1:[-hhr,-msedge+ms.properties.microswitch.size.y,e.h+e.hinge.e-1],
corner2:[hhr,-msedge-1,e.h+e.hinge.e+hhh+e.mswitch.screw.d+e.mswitch.screw.s+1]
})).subtract([-msh/2,msh/2].map(function(x) { return CSG.roundedCylinder({ // screwholes
start: [x,-CONFIG.hotend.ungroove.d/2-PRINT.fit_tolerance-(e.mswitch.screw.d/2+e.mswitch.screw.s),e.h+e.hinge.e+mshh],
end: [x,-msedge+ms.properties.microswitch.size.y,e.h+e.hinge.e+mshh],
radius: e.mswitch.screw.d/2
})})).subtract(CSG.cylinder({ // pulldown screw
start:[0,-msedge+ms.properties.microswitch.size.y+3/2/*XXX:config*/+PRINT.extrusion_width,e.h+e.hinge.e-1],
end:[0,-msedge+ms.properties.microswitch.size.y+3/2/*XXX:config*/+PRINT.extrusion_width,e.h+e.hinge.e+hhh+1],
radius: 3/2/*XXX:config*/
}));
rv.properties.microswitch_screw_connector = new CSG.Properties();
[-msh/2,msh/2].forEach(function(x,i) {
rv.properties.microswitch_screw_connector[i] = new CSG.Connector(
[x,-msedge,e.h+e.hinge.e+mshh],
[0,1,0], [0,0,-1]
);
});
return rv.setColor([0.3,0.8,0.3,0.9]);
},
split_hinged: function effector_split_hinged(hinged) {
var e = CONFIG.effector;
var b = hinged.getBounds();
var ymax = Math.max(Math.abs(b[0].y),Math.abs(b[1].y));
var zmax = Math.max(b[0].z,b[1].z);
return [-1,1].map(function(s) {
return hinged.intersect(CSG.cube({
corner1: [Math.min(b[0].x,b[1].x)-1,s*e.clamp.split/2,-zmax-1],
corner2: [Math.max(b[0].x,b[1].x)+1,s*(ymax+1),zmax+1]
}));
});
},
fanholder: function effector_fanholder() {
var fh = CONFIG.effector.fanholder;
var od = fh.screw.d+2*fh.screw.m;
return linear_extrude({height:fh.w},hull(
CAG.circle({center:[0,-this.rmount],radius:od/2}),
CAG.circle({center:[0,-fh.r+od/2+fh.w/2],radius:fh.w/2})
)).translate([0,0,-fh.w]).union(
linear_extrude({height:fh.w},hull(
CAG.circle({center:[fh.w/2,-this.rmount-od/2-fh.w/2],radius:fh.w/2}),
CAG.circle({center:[od/2,-fh.r],radius:od/2})
)).rotateY(90).translate([-fh.w/2,0,0])
).subtract( CSG.cylinder({
start: [-fh.w,-fh.r,-od/2],
end: [fh.w,-fh.r,-od/2],
radius: fh.screw.d/2
})).subtract( CSG.cylinder({
start: [0,-this.rmount,1],
end: [0,-this.rmount,-fh.w-1],
radius: fh.screw.d/2
})).setColor([0.3,0.8,0.3,0.9]).rotateZ(-120);
}
};
function columns() {
var rv = [0,1,2].map(function(x) {
return union(vector_char(0,0,String.fromCharCode('A'.charCodeAt(0)+x)).segments.map(function(x) {
return rectangular_extrude(x,{w:2,h:1});
})).center().rotateX(90).translate([0,50,0]).rotateZ(x*120+120);
});
return union(rv);
}
function microswitch() {
var screw_connector = new CSG.Properties();
var rv = CSG.cube({ center:[0,0,2.5],radius: [19.8/2,6/2,10/2] }).union(
CSG.cube({ center: [2.5,0.5,6], radius: [2/2,3.5/2,5/2] })
).union(
[-8,-1,8].map(function(x) {
return CSG.cube({ center:[x,0,0], radius: [0.6/2,3.2/2,13/2] })
})
).subtract(
[-9.5/2,9.5/2].map(function(x,i) {
screw_connector[i] = new CSG.Connector([x,6/2,0],[0,-1,0],[0,0,1]);
return CSG.cylinder({
start: [x,-4,0], end: [x,4,0],
radius: 2/2
})
})
);
rv.properties.switch_connector = new CSG.Connector([2.5,0.5,6+5/2],[0,0,1],[0,-1,0]);
rv.properties.screw_connector = screw_connector;
rv.properties.microswitch = new CSG.Properties();
rv.properties.microswitch.size = new CSG.Vector3D(
19.8,6,10
);
return rv;
}
var FOURWINDS = [0,90,180,270];
var E2020 = {
outer: 20, thickness: 1.8,
roundius: 1, centerhole: 5,
slot_width: 6,
T: { width: 10, thickness: 1.5, depth: 6.5 },
extrusion: function(o) {
if(!o) o = {};
var e = o.extrusion || this;
var l = o.l||5;
var iy = e.outer/2-e.T.depth;
var ix = e.T.width/2-(e.outer/2-iy-e.thickness-e.T.thickness);
var rv = CAG.roundedRectangle({
corner1: [-e.outer/2,-e.outer/2], corner2: [e.outer/2,e.outer/2],
roundradius: e.roundius
}).subtract(
FOURWINDS.map(function(w) {
return CAG.fromPoints([
[ e.slot_width/2,e.outer/2+1],
[ e.slot_width/2,e.outer/2-e.thickness],
[ e.T.width/2,e.outer/2-e.thickness],
[ e.T.width/2,e.outer/2-e.thickness-e.T.thickness],
[ ix, iy ],
[ -ix, iy ],
[ -e.T.width/2,e.outer/2-e.thickness-e.T.thickness],
[ -e.T.width/2,e.outer/2-e.thickness],
[ -e.slot_width/2,e.outer/2-e.thickness],
[ -e.slot_width/2,e.outer/2+1],
]).rotateZ(w);
})
).subtract(CAG.circle({
center: [0,0], radius: e.centerhole/2
})).extrude({offset:[0,0,l]});
rv.properties.c_top=rv.properties.c_left
= new CSG.Connector([0,0,l],[0,0,-1],[1,0,0]);
rv.properties.c_bottom=rv.properties.c_right
= new CSG.Connector([0,0,0],[0,0,1],[1,0,0]);
rv.properties.c_midway = new CSG.Connector([0,0,l/2],[0,0,1],[1,0,0]);
rv.properties.P = new CSG.Connector([0,0,0],[0,0,1],[1,0,0]);
rv.properties.vitamin = true;
return rv;
},
cap: function extrusion_cap(o) {
if(!o) o = {};
var e = o.extrusion || this;
var thickness = o.thickness||2, l = o.l||5;
var rv = CSG.roundedCube({
corner1: [-e.outer/2,-e.outer/2,thickness],
corner2: [e.outer/2,e.outer/2,0],
roundradius: [e.roundius,e.roundius,0]
});
var fw = [0,90,180,270]; // four winds
var iy = e.outer/2-e.T.depth;
var ix = e.T.width/2-(e.outer/2-iy-e.thickness-e.T.thickness);
rv = rv.union(fw.map(function(w) {
return CAG.fromPoints([
[ e.slot_width/2,e.outer/2],
[ e.slot_width/2,e.outer/2-e.thickness],
[ e.T.width/2,e.outer/2-e.thickness],
[ e.T.width/2,e.outer/2-e.thickness-e.T.thickness],
[ ix, iy ],
[ -ix, iy ],
[ -e.T.width/2,e.outer/2-e.thickness-e.T.thickness],
[ -e.T.width/2,e.outer/2-e.thickness],
[ -e.slot_width/2,e.outer/2-e.thickness],
[ -e.slot_width/2,e.outer/2],
]).extrude({offset:[0,0,l+thickness]}).rotateZ(w);
}));
rv.properties.P = new CSG.Connector([0,0,0],[0,0,1],[1,0,0]);
return rv;
}
};
var THREEWINDS = [0,120,240];
function base_sides() {
return [0,1].map(function(l) {
return THREEWINDS.map(function(w) {
var e = E2020.extrusion({l:CONFIG.base.el});
e = e.connectTo(e.properties.c_midway,
new CSG.Connector([0,-CD.base.mid_inscription_r,CONFIG.extrusion.w/2],[1,0,0],[0,0,1]),
false, 0);
return ( e.translate([0,0,CONFIG.foot.h+l*(CONFIG.extrusion.w+CONFIG.base.gap)])
.rotateZ(w)
.setColor(CONFIG.color.extrusion) );
});
});
}
function base_extrusions() {
var rv = union( base_sides().map(function(x){return union(x)}) );
rv.properties.P = new CSG.Connector([0,0,0],[0,0,1],[1,0,0]);
return rv;
}
function columns() {
return THREEWINDS.map(function(w) {
return (E2020.extrusion({l:CONFIG.column.h})
.translate([0,CD.base.column_r,CONFIG.foot.h])
.rotateZ(w).setColor(CONFIG.color.extrusion)
);
});
}
function column_extrusions() {
var rv = union( columns() );
rv.properties.P = new CSG.Connector([0,0,0],[0,0,1],[1,0,0]);
return rv;
}
function duet() {
var C = CONFIG.duet;
var pholes = new CSG.Properties();
var hx = C.hole_spacing.x/2;
var hy = C.hole_spacing.y/2;
var hh = { nw: [-1,1], ne: [1,1], se: [1,-1], sw: [-1,-1] };
var holes = [];
for(w in hh) {
var h = hh[w],_x=h[0]*hx,_y=h[1]*hy;
holes.push(CSG.cylinder({start:[_x,_y,-1],end:[_x,_y,C.pcb_size.z+1],radius:3/2}));
pholes['c_'+w] = new CSG.Connector([_x,_y,0],[0,0,1],[1,0,0]);
}
rv = CSG.cube({
corner1: [-C.pcb_size.x/2, -C.pcb_size.y/2, 0],
corner2: [ C.pcb_size.x/2, C.pcb_size.y/2, C.pcb_size.z]
}).subtract(holes).setColor(CONFIG.color.pcb).union(
CSG.cube({
corner1: [-C.pcb_size.x/2,-C.hole_spacing.y/2+3,C.pcb_size.z],
corner2: [ C.pcb_size.x/2, C.hole_spacing.y/2-3,C.h]
}).setColor(CONFIG.color.bulk)
);
rv.properties.holes = pholes;
rv.properties.P = new CSG.Connector([0,0,0],[0,0,1],[1,0,0]);
rv.properties.vitamin = true;
return rv;
}
function foot() {
var F = CONFIG.foot;
var br = F.bolt.hd/2+F.margin;
var bh = F.zscalefactor*Math.sqrt(Math.pow(F.d/2,2)-Math.pow(br,2));
var th = F.h-bh;
var r = 2*F.d;
var rv = CSG.sphere({ // botom contorted sphere
center: [0,0,0], radius: F.d/2, resolution: r
}).scale([1,1,F.zscalefactor]).translate([0,0,bh]).union(CSG.cylinder({ // top hat
start: [0,0,bh], end: [0,0,F.h], radius: F.d/2, resolution: r
})).intersect(CSG.cylinder({ // cut off excess
start: [0,0,0], end: [0,0,F.h], radius: F.d
})).subtract([
CSG.cylinder({ // bolt hole
start: [0,0,-1], end: [0,0,F.h+1], radius: F.bolt.d/2+PRINT.slide_tolerance
}), CSG.cylinder({ // nut hole
start: [0,0,F.h-F.nut.h-PRINT.play_tolerance],
end: [0,0,F.h],
radius: F.nut.d/2+PRINT.slide_tolerance, resolution: 6
}), CSG.cylinder({ // bolthead/washer hole
start: [0,0,-1], end: [0,0,F.h-F.nut.h-PRINT.play_tolerance-F.shell],
radius: F.bolt.hd/2+PRINT.play_tolerance
})
]).union(CSG.cylinder({ // bridging patch
start: [0,0,F.h-F.nut.h-PRINT.play_tolerance-PRINT.layer_height],
end: [0,0,F.h-F.nut.h-PRINT.play_tolerance],
radius: F.nut.d/2
}));
rv.properties.c_column = new CSG.Connector([0,0,F.h],[0,0,1],[1,0,0]);
rv.properties.c_shoe = new CSG.Connector([0,0,0],[0,0,1],[1,0,0]);
rv.properties.P = new CSG.Connector([0,0,F.h],[0,0,-1],[1,0,0]);
return rv.setColor(CONFIG.color.parts);
}
function shoe() {
var F = CONFIG.foot;
var rv = CSG.cylinder({
start: [0,0,0], end: [0,0,F.foot.ho],
radius: F.bolt.hd/2+F.margin
}).union(CSG.cylinder({
start: [0,0,0], end: [0,0,F.foot.ho+F.foot.hi],
radius: F.bolt.hd/2+PRINT.play_tolerance-PRINT.fit_tolerance
}));
rv.properties.c_foot = new CSG.Connector([0,0,F.foot.ho],[0,0,1],[1,0,0]);
rv.properties.P = new CSG.Connector([0,0,0],[0,0,1],[1,0,0]);
return rv.setColor(CONFIG.color.softparts);
}
function duetholder() {
var DH = CONFIG.duetholder;
var DHD = CD.duetholder;
var hw = DH.bolt.head.d+2*DH.margin;
var s = DH.bolt.l-CONFIG.extrusion.slotdepth+PRINT.play_tolerance*2;
var lower = CONFIG.foot.h-2*DH.s;
var hl = DHD.distance-CONFIG.extrusion.w;
var rv = union([
CSG.cube({ // vertical
corner1: [-hw/2,s,CONFIG.extrusion.w],
corner2: [hw/2,0,-lower]
}),
CSG.cube({ // horizontal extrusion
corner1: [-hw/2,-CONFIG.extrusion.w,0],
corner2: [ hw/2,0,-s]
}),
CSG.cube({ // horizontal
corner1: [-hw/2,0,-lower],
corner2: [hw/2,hl,-lower+DH.s]
}),
CSG.cylinder({ // boltend of horizontal part
start: [0,hl,-lower], end: [0,hl,-lower+DH.s],
radius: hw/2
})
]);
rv = rv.subtract([
CSG.cylinder({ // through vertical
start: [0,-1,CONFIG.extrusion.w/2], end: [0,s+1,CONFIG.extrusion.w/2],
radius: DH.bolt.d/2+PRINT.slide_tolerance
}),
CSG.cylinder({ // through horizontal to extrusion
start: [0,-CONFIG.extrusion.w/2,-s-1],
end: [0,-CONFIG.extrusion.w/2,1],
radius: DH.bolt.d/2+PRINT.slide_tolerance
}),
CSG.cube({ // cut off
corner1: [-hw/2-1,-2*s,0],
corner2: [hw/2+1,0,-2*s]
}).rotateX(45).translate([0,-CONFIG.extrusion.w,0]),
CSG.cylinder({ // duet bolt
start: [0,hl,-lower], end: [0,hl,-lower+DH.s],
radius: DH.bolt.d/2+PRINT.slide_tolerance
})
]);
var cp = [0,hl,-lower+DH.s];
rv.properties.duet = new CSG.Properties();
rv.properties.duet.c_sw = new CSG.Connector(cp,[0,0,1],[1,0,0]);
rv.properties.duet.c_se = new CSG.Connector(cp,[0,0,1],[1,0,0]);
rv.properties.duet.c_ne = new CSG.Connector(cp,[0,0,1],[-Math.cos(Math.PI/3),-Math.sin(Math.PI/3),0]);
rv.properties.duet.c_nw = new CSG.Connector(cp,[0,0,1],[-Math.cos(Math.PI/3),Math.sin(Math.PI/3),0]);
rv.properties.c_h = new CSG.Connector([0,-CONFIG.extrusion.w/2,0],[0,0,1],[1,0,0]);
rv.properties.c_v = new CSG.Connector([0,0,CONFIG.extrusion.w/2],[0,-1,0],[0,0,1]);
rv.properties.P = new CSG.Connector([-hw/2,0,0],[1,0,0],[0,1,0]);
return rv.setColor(CONFIG.color.parts);
}
function heatbed() {
var rv = CSG.cylinder({
start: [0,0,0], end: [0,0,CONFIG.heatbed.h],
radius: CONFIG.heatbed.r, resolution: 72
});
var screw = CSG.cylinder({
start: [0,-CONFIG.heatbed.sr,-1],
end: [0,-CONFIG.heatbed.sr,CONFIG.heatbed.h+1],
radius: 3/2
});
var screws = [];
for(var a=0;a<360;a+=60) screws.push(screw.rotateZ(a)); // TODO: connectors
rv = rv.subtract(screws);
rv.properties.c_glass = new CSG.Connector([0,0,CONFIG.heatbed.h],[0,0,1],[1,0,0]);
rv.properties.P = new CSG.Connector(
[0,0,-CONFIG.foot.h-CONFIG.extrusion.w*2-CONFIG.base.gap-CONFIG.bedholder.h],
[0,0,1],[1,0,0]);
rv.properties.vitamin = true;
return rv.setColor(CONFIG.color.heatbed);
}
function glass() {
var rv = CSG.cylinder({
start: [0,0,0], end: [0,0,CONFIG.glass.h],
radius: CONFIG.glass.r, resolution: 72
});
rv.properties.c_bed = new CSG.Connector([0,0,0],[0,0,1],[1,0,0]);
rv.properties.P = new CSG.Connector([0,0,-CONFIG.foot.h-CONFIG.heatbed.h],[0,0,1],[1,0,0]);
rv.properties.vitamin = true;
return rv.setColor(CONFIG.color.glass);
}
function platform() {
var b = heatbed();
var g = glass();
g = g.connectTo(g.properties.c_bed,b.properties.c_glass,false,0);
return b.union(g);
}
function bedholder(params) {
var h0 = CONFIG.foot.h+CONFIG.extrusion.w*2+CONFIG.base.gap;
+ var e_h=E2020.T.thickness; // height of the bump for extrusion
+ var e_w=E2020.slot_width-PRINT.fit_tolerance; // width of the bump for extrusion
+ var e_o=E2020.slot_width+PRINT.fit_tolerance; // opening for the T-Nut width
+ var rv = CSG.cylinder({
+ start: [0,0,h0], end: [0,0,h0+CONFIG.bedholder.h],
+ radiusStart: CD.base.outer_inscription_r,
+ radiusEnd: CD.base.outer_inscription_r+CONFIG.bedholder.h/2,
+ resolution: 240
+ });
+ rv=rv.intersect(CSG.cube({
+ corner1: [-CONFIG.extrusion.w/2,-CD.base.inner_inscription_r,h0],
+ corner2: [ CONFIG.extrusion.w/2,-CD.base.mid_inscription_r*2,h0+2*CONFIG.bedholder.h]
+ }));
+
+ rv=rv.union(CSG.cube({ // bump to fix on extrusion
+ corner1: [-CONFIG.extrusion.w/2,-CD.base.mid_inscription_r-e_w/2,h0],
+ corner2: [ CONFIG.extrusion.w/2,-CD.base.mid_inscription_r+e_w/2,h0-e_h]
+ }).subtract(
+ CSG.cube({center:[0,0,0],radius:[(e_o+2*e_h)/(2*Math.sqrt(2)),e_w+2,(e_o+2*e_h)/(2*Math.sqrt(2))]})
+ .rotateY(45)
+ .translate([0,-CD.base.mid_inscription_r,h0-e_h])
+ ));
+
+ var ebolt_s = CONFIG.bedholder.bolt.l-CONFIG.extrusion.slotdepth+PRINT.play_tolerance*2;
+ rv=rv.subtract([
+ CSG.cylinder({ // base screw
+ start: [0,-CD.base.mid_inscription_r,h0-1],
+ end: [0,-CD.base.mid_inscription_r,h0+CONFIG.bedholder.h+1],
+ radius: CONFIG.bedholder.bolt.d/2+PRINT.screw_tolerance/2
+ }),
+ CSG.cylinder({ // base screw head
+ start: [0,-CD.base.mid_inscription_r,h0+ebolt_s],
+ end: [0,-CD.base.mid_inscription_r,h0+CONFIG.bedholder.h+1],
+ radius: CONFIG.bedholder.bolt.head.d/2+PRINT.play_tolerance
+ })
+ ]);
+
+ var nuth=h0+CONFIG.bedholder.h*3/4;
+ rv=rv.subtract([
+ CSG.cylinder({ // bed screw
+ start: [0,-CONFIG.heatbed.sr,h0-1],
+ end: [0,-CONFIG.heatbed.sr,h0+CONFIG.bedholder.h+1],
+ radius: CONFIG.bedholder.bolt.d/2+PRINT.screw_tolerance/2
+ }),
+ CSG.cube({ // nut pocket
+ center: [0,-CONFIG.heatbed.sr,nuth],
+ radius: [CONFIG.extrusion.w/2+1,CONFIG.bedholder.nut.w/2+PRINT.slide_tolerance/2,CONFIG.bedholder.nut.h/2+PRINT.slide_tolerance/2]
+ })
+ ]);
+
+ rv.properties.P = new CSG.Connector([-CONFIG.extrusion.w/2,-CD.base.mid_inscription_r,h0+CONFIG.bedholder.h/2],
+ [1,0,0],[0,0,1]);
+ return rv.setColor(CONFIG.color.parts);
var bolt_s = CONFIG.bedholder.bolt.l-CONFIG.extrusion.slotdepth+PRINT.play_tolerance*2;
var nuth=h0+CONFIG.bedholder.h*3/4;
var nutth = nuth+CONFIG.bedholder.nut.h/2+PRINT.slide_tolerance/2;
var rv = CSG.roundedCube({
corner1: [-CONFIG.extrusion.w/2,-CD.base.inner_inscription_r,h0],
corner2: [ CONFIG.extrusion.w/2,-CONFIG.heatbed.sr-3/2-CONFIG.bedholder.margin,h0+CONFIG.bedholder.h],
roundradius: CONFIG.bedholder.margin
});
rv = rv.subtract([
CSG.cylinder({ // base screw
start: [0,-CD.base.mid_inscription_r,h0-1],
end: [0,-CD.base.mid_inscription_r,h0+CONFIG.bedholder.h+1],
radius: CONFIG.bedholder.bolt.d/2+PRINT.screw_tolerance/2
}),
CSG.cylinder({ // bed screw
start: [0,-CONFIG.heatbed.sr,h0-1],
end: [0,-CONFIG.heatbed.sr,h0+CONFIG.bedholder.h+1],
radius: CONFIG.bedholder.bolt.d/2+PRINT.screw_tolerance/2
}),
CSG.cube({ // nut pocket
center: [0,-CONFIG.heatbed.sr,nuth],
radius: [CONFIG.extrusion.w/2+1,(CONFIG.bedholder.nut.w+PRINT.slide_tolerance)/2,(CONFIG.bedholder.nut.h+PRINT.slide_tolerance)/2]
}),
CSG.cylinder({ // sink base screw
start: [0,-CD.base.mid_inscription_r,h0+bolt_s],
end: [0,-CD.base.mid_inscription_r,h0+CONFIG.bedholder.h+1],
radius: CONFIG.bedholder.bolt.head.d/2+PRINT.play_tolerance
})
]);
rv = rv.union(CSG.cylinder({ // patch up for bridging
start: [0,-CONFIG.heatbed.sr,nutth], end: [0,-CONFIG.heatbed.sr,nutth+PRINT.layer_height],
radius: (CONFIG.bedholder.nut.w+PRINT.slide_tolerance)/2+PRINT.extrusion_width
}));
rv = rv.intersect(CSG.cylinder({ // cut off excess
start: [0,0,h0-1], end: [0,0,h0+CONFIG.bedholder.h+1],
radius: CONFIG.heatbed.r, resolution: 270
}));
rv.properties.P = new CSG.Connector([0,-CD.base.mid_inscription_r,h0],[0,0,1],[1,0,0]);
return rv.setColor(CONFIG.color.parts);
}
var PARTS = {
wip: function(params) {
return duetholder(params);
return PARTS.alltogethernow(params);
return base_extrusions();
return foot();
return union(base_extrusions(),column_extrusions(),duet().translate([0,-20,0]));
},
alltogethernow: function(params) {
var cols = columns();
var sides = base_sides();
var feet = THREEWINDS.map(function(w,i) {
var rv = foot();
rv = rv.connectTo(rv.properties.c_column,cols[i].properties.c_bottom,false,0);
var s = shoe();
s = s.connectTo(s.properties.c_foot,rv.properties.c_shoe,false,0);
return rv.union(s);
});
var dh = duetholder();
var dhsw = dh.connectTo(dh.properties.c_h,
new CSG.Connector([-CONFIG.duet.hole_spacing.x/2,-CD.base.mid_inscription_r,CONFIG.foot.h],[0,0,1],[1,0,0]),
false,0);
var d = duet();
d = d.connectTo(d.properties.holes.c_sw,dhsw.properties.duet.c_sw,false,0);
var dhse = dh.connectTo(dh.properties.duet.c_se,d.properties.holes.c_se,false,0);
var dhne = dh.connectTo(dh.properties.duet.c_ne,d.properties.holes.c_ne,false,0);
var dhnw = dh.connectTo(dh.properties.duet.c_nw,d.properties.holes.c_nw,false,0);
var rv = union(cols).union(sides.map(union)).union(feet).union([
d,dhsw,dhse,dhne,dhnw
]);
var p = U.P(platform());
rv = rv.union(p);
rv.properties.P = new CSG.Connector([0,0,0],[0,0,1],[1,0,0]);
return rv;
},
duetholder: function(params) {
return duetholder();
},
foot: foot,
shoe: shoe,
bedholder: bedholder,
platform: function(params) { return U.P(EFFECTOR.effector()) },
hinged: function(params) {
// TODO: handle print mode
var ms = microswitch();
var e = EFFECTOR.effector();
var hd = EFFECTOR.hinged({
microswitch:ms,effector:e
});
ms = ms.connectTo(
ms.properties.screw_connector[0],
hd.properties.microswitch_screw_connector[0],
false, 0);
var hdhd = EFFECTOR.split_hinged(hd);
return U.P(hdhd[1]);
},
// TODO: eliminate common code above and below
clamp: function(params) {
// TODO: handle print mode
var ms = microswitch();
var e = EFFECTOR.effector();
var hd = EFFECTOR.hinged({
microswitch:ms,effector:e
});
ms = ms.connectTo(
ms.properties.screw_connector[0],
hd.properties.microswitch_screw_connector[0],
false, 0);
var hdhd = EFFECTOR.split_hinged(hd);
return U.P(hdhd[0]);
},
fanholder: function(params) {
EFFECTOR.effector(); // to set up rmount
return U.P(EFFECTOR.fanholder());
}
};
function main(params) {
var part = params.part && PARTS[params.part];
if(!part) return U.axes();
var rv = U.P(part(params));
if(!params.print) rv = rv.union(U.axes());
return rv;
}
function _main(params) {
var e = EFFECTOR.effector();
var hs = E3DV6.heatsink();
hs = hs.connectTo(hs.properties.grove_connector,e.properties.grove_connector,false,0);
var ms = microswitch();
var hd = EFFECTOR.hinged({
microswitch:ms,effector:e
});
ms = ms.connectTo(
ms.properties.screw_connector[0],
hd.properties.microswitch_screw_connector[0],
false, 0);
var hdhd = EFFECTOR.split_hinged(hd);
var fh = EFFECTOR.fanholder();
return union({
platform: e,
hinged: hdhd[1],
clamp: hdhd[0],
fanholder: fh,
alltogethernow: [e,hdhd[0],hdhd[1], columns(),hs,ms,fh]
}[params.part||'alltogethernow'])
var rv = union(
e,
hs,
columns(),
///hd,
hdhd[0], hdhd[1],
ms);
return rv;
}
function getParameterDefinitions() {
return [{
name: 'part',
type: 'choice',
values: [
'platform',
'hinged',
'clamp',
'fanholder',
'duetholder',
'foot', 'shoe',
'bedholder',
'alltogethernow',
'wip'
],
captions: [
'Effector platform',
'Hinged part',
'Clamp',
'Fan holder',
'Duet holder',
'Foot', 'Shoe',
'Bed holder',
'All together now!',
'Work in progress'
],
caption: 'Part',
initial: 'wip'
},{
name: 'print',
type: 'checkbox',
caption: 'For print, no nonsense',
initial: false
}];
}
/* vim:set ft=javascript ai: */