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Cycl_X_frames.scad
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Cycl_X_frames.scad
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// This file is part of Cyclone PCB Factory: an open-source 3D printable CNC machine for PCB manufacture
// http://reprap.org/wiki/Cyclone_PCB_Factory
// Original author: Carlosgs (http://carlosgs.es)
// License: CC BY-SA 4.0 (Attribution-ShareAlike 4.0 International, http://creativecommons.org/licenses/by-sa/4.0/)
// Designed with http://www.openscad.org/
X_motorModel = Nema17;
Xmotor_sideLen = lookup(NemaSideSize, X_motorModel); //42.20;
axes_XgearRatio = X_motorGearRatio/X_rodGearRatio; // Number of tooth (motor/rod)
module Cyclone_X_leftFrame() {
scale([-1,1,1]) Cyclone_X_rightFrame(isLeft=true);
}
include <libs/MCAD/stepper.scad>
module Cyclone_X_rightFrame(isLeft=false) {
footThickness = X_frame_footThickness;
corner_radius = X_frame_corner_radius;
frameFrontalThickness = X_frame_FrontalThickness;
footScrewSize = X_Frame_footScrewSize;
rodScrewSize = X_Frame_rodScrewSize;
motorWallSeparation = X_motorWallSeparation;
motorRotatedOffset = X_motorRotatedOffset;
gearWallSeparation = X_gearWallSeparation;
partThickness = X_frames_additional_thickness+rodScrewSize*2;
dimX = partThickness;
dimY = axes_Xsmooth_separation+axes_XgearSeparation*cos(motorRotatedOffset)+Xmotor_sideLen/2+1.6;
dimZ = axes_Yreference_height+axes_Xreference_height+axes_Xsmooth_separation;
footSeparation = footScrewSize*3;
footWidth = dimX+2*footSeparation;
rodNutSize = X_threaded_rodNutSize;
rod_nut_len = METRIC_NUT_THICKNESS[rodNutSize];
nut_separation = rod_nut_len/2;
//rod_nut_len = 0.8*axes_Xthreaded_rodD;
module Cyclone_XsubPart_gearCover() {
margin = gearCover_margin;
rodGearAddedMargin = rodGearAddedgearCover_margin;
effectiveXgearSeparation = axes_XgearSeparation+0.5;
wallThickness = gearCover_wallThickness;
screwHeadSpaceHeight = gearCover_screwHeadSpaceHeight;
screwHeadSpaceDiam = gearCover_screwHeadSpaceDiam;
coverHeight = gearCoverHeight;
coverExtraHeight = gearCoverExtraHeight;
coverExtraRadius = gearCoverExtraRadius;
nema_screw_separation = lookup(NemaDistanceBetweenMountingHoles, X_motorModel);
truncationAngle = gearCover_truncationAngle;
motorGearRadius = axes_XgearSeparation/(1+axes_XgearRatio)+gearCover_margin;
rodGearRadius = axes_XgearSeparation/(1+1/axes_XgearRatio)+gearCover_margin+rodGearAddedgearCover_margin;
difference() {
union() {
// Cover for the rod gear
rotate([0,90,0])
cylinder(r=rodGearRadius+gearCover_wallThickness, h=coverHeight);
translate([coverHeight,0,0])
rotate([0,90,0])
cylinder(r1=rodGearRadius+gearCover_wallThickness, r2=rodGearRadius+gearCover_wallThickness+coverExtraRadius, h=coverExtraHeight+gearCover_wallThickness);
// Translate to motor position
rotate([motorRotatedOffset,0,0]) {
translate([0,effectiveXgearSeparation,0])
rotate([-motorRotatedOffset,0,0]) {
// Cover for the motor gear
rotate([0,90,0]) cylinder(r=motorGearRadius+gearCover_wallThickness, h=coverHeight);
translate([coverHeight,0,0])
rotate([0,90,0]) cylinder(r1=motorGearRadius+gearCover_wallThickness, r2=motorGearRadius+gearCover_wallThickness+coverExtraRadius, h=coverExtraHeight+gearCover_wallThickness);
// Cylinder for the support screw
translate([0,-nema_screw_separation/2,nema_screw_separation/2])
rotate([0,90,0]) cylinder(r=gearCover_screwHeadSpaceDiam/2+gearCover_wallThickness, h=coverHeight);
}
}
}
translate([-0.02,0,0])
union() {
// Truncation for avoiding collisions with Y carriage (needed for the Y gear cover)
translate([0,-rodGearRadius/2,-rodGearRadius-0.5])
rotate([0,90+gearCover_truncationAngle,0]) cube(rodGearRadius);
// Hole for the rod gear
rotate([0,90,0])
cylinder(r=rodGearRadius, h=coverHeight);
translate([coverHeight-0.02,0,0])
rotate([0,90,0])
cylinder(r1=rodGearRadius, r2=rodGearRadius+coverExtraRadius, h=coverExtraHeight);
rotate([0,90,0])
cylinder(r=rodGearRadius+coverExtraRadius, h=coverHeight+coverExtraHeight+gearCover_wallThickness+0.1);
// Translate to motor position
rotate([motorRotatedOffset,0,0]) {
translate([0,effectiveXgearSeparation,0])
rotate([-motorRotatedOffset,0,0]) {
difference() {
union() {
// Hole for the motor gear
rotate([0,90,0]) cylinder(r=motorGearRadius, h=coverHeight);
translate([coverHeight-0.02,0,0])
rotate([0,90,0]) cylinder(r1=motorGearRadius, r2=motorGearRadius+coverExtraRadius, h=coverExtraHeight);
rotate([0,90,0]) cylinder(r=motorGearRadius+coverExtraRadius, h=coverHeight+coverExtraHeight+gearCover_wallThickness+0.1);
// Outer hole for the support screw
translate([0,-nema_screw_separation/2,nema_screw_separation/2])
rotate([0,90,0]) cylinder(r=gearCover_screwHeadSpaceDiam/2, h=coverHeight+coverExtraHeight*2);
}
// Support screw holder
translate([0,-nema_screw_separation/2,nema_screw_separation/2])
rotate([0,90,0]) cylinder(r=gearCover_screwHeadSpaceDiam/2+gearCover_wallThickness, h=gearCover_wallThickness);
}
// Inner hole for the support screw
translate([0,-nema_screw_separation/2,nema_screw_separation/2])
rotate([0,90,0]) cylinder(r=(X_Frame_footScrewSize+1)/2, h=coverHeight+0.1);
// Holes for the other three screws
translate([0,nema_screw_separation/2,nema_screw_separation/2])
rotate([0,90,0]) cylinder(r=gearCover_screwHeadSpaceDiam/2, h=gearCover_screwHeadSpaceHeight/2);
translate([gearCover_screwHeadSpaceHeight/2,nema_screw_separation/2,nema_screw_separation/2])
rotate([0,90,0]) sphere(r=gearCover_screwHeadSpaceDiam/2);
translate([0,nema_screw_separation/2,-nema_screw_separation/2])
rotate([0,90,0]) cylinder(r=gearCover_screwHeadSpaceDiam/2, h=gearCover_screwHeadSpaceHeight/2);
translate([gearCover_screwHeadSpaceHeight/2,nema_screw_separation/2,-nema_screw_separation/2])
rotate([0,90,0]) sphere(r=gearCover_screwHeadSpaceDiam/2);
translate([0,-nema_screw_separation/2,-nema_screw_separation/2])
rotate([0,90,0]) cylinder(r=gearCover_screwHeadSpaceDiam/2, h=gearCover_screwHeadSpaceHeight/2);
translate([gearCover_screwHeadSpaceHeight/2,-nema_screw_separation/2,-nema_screw_separation/2])
rotate([0,90,0]) sphere(r=gearCover_screwHeadSpaceDiam/2);
}
}
}
}
}
module Cyclone_X_endstopHolder(holes=false) {
// Endstop holder
translate([-partThickness-0.04,19,-5+axes_Xsmooth_separation])
rotate([-60,0,0]) {
rotate([0,0,-90]) mirror([1,0,0])
endstop_holder(holes, shortNuts=true, plasticColor=color_stillPart);
if(holes)
cube([partThickness+1,100,50]);
}
}
// Crocodile clip holders and wire guide
module Cyclone_X_frameHoles() {
holeWidth = dimY/2;
holeHeight = dimZ-footThickness-axes_Xsmooth_separation-27;
crocodileHolderStepLenght = 12/2;
crocodileHolderThick = 5;
crocodileHolderSlim = 2.5;
crocodileHoldersSeparation = holeWidth/3;
wireSlotSeparation = dimX; // Distance from outer wall
wireSlotThicknessThick = 4;
wireSlotThicknessSlim = 3;
wireSlotDepth = 5;
wireHoleDiam = 10;
module SingleCrocodileClipHolder() {
translate([-partThickness/2,0,0]) union() {
rotate([0,90,0]) bcube([crocodileHolderStepLenght*2,crocodileHolderThick,partThickness*2], cr=1, cres=10);
rotate([0,90,0]) bcube([crocodileHolderStepLenght*4,crocodileHolderSlim,partThickness*2], cr=1, cres=10);
}
}
// Translate to lower-front corner
translate([0,frameFrontalThickness, -axes_Yreference_height-axes_Xreference_height+footThickness+0.01]) {
color(color_stillPart)
difference() {
// Main hole
translate([-partThickness/2,holeWidth/2,holeHeight/2])
rotate([0,90,0]) bcube([holeHeight,holeWidth,partThickness*2], cr=15, cres=10);
// Translate to top center position
translate([0,holeWidth/2,holeHeight]) {
// Crocodile clip holders
translate([0,crocodileHoldersSeparation/2,0])
SingleCrocodileClipHolder();
translate([0,-crocodileHoldersSeparation/2,0])
SingleCrocodileClipHolder();
}
}
if(isLeft) {
// Wire slot
translate([wireSlotDepth-dimX, dimY-frameFrontalThickness-wireSlotSeparation-wireSlotThicknessSlim/2, dimZ/2+0.01]) {
translate([-wireSlotDepth,0,0])
rotate([0,0,180]) cube([wireSlotDepth*2,wireSlotThicknessSlim,dimZ], center=true);
cylinder(r=wireSlotThicknessThick/2, h=dimZ, center=true);
translate([0,0,-dimZ/2+wireHoleDiam/2])
rotate([0,-90,0]) cylinder(r=wireSlotThicknessThick/2, h=wireSlotDepth*2);
// Wire hole (thick)
translate([-wireSlotDepth-wireHoleDiam/2-0.01,0,-dimZ/2+wireHoleDiam/2])
rotate([90,90,0]) cylinder(r=wireHoleDiam/2, h=100, center=true);
}
}
}
}
difference() {
// Main block
union() {
color(color_stillPart) translate([-axes_Xreference_posX-dimX-0.01,axes_Xreference_posY,-axes_Yreference_height]) {
cube([dimX,dimY,dimZ-axes_Xsmooth_separation]);
translate([-footWidth/2+dimX,dimY/2,footThickness/2]) bcube([footWidth,dimY,footThickness], cr=corner_radius, cres=10);
}
if(!Cyclone_XL)
rodHolder(rodD=axes_Ysmooth_rodD, screwSize=rodScrewSize, height=axes_Yreference_height, sideLen=-axes_Xreference_posX-1);
// TRANSLATE REFERENCE POSITION to the left frame, X lower smooth rod end
translate([-axes_Xreference_posX,axes_Xreference_posY,axes_Xreference_height]) {
// TRANSLATE REFERENCE POSITION to the threaded rod
translate([-0.01,axes_Xsmooth_separation,0]) {
rotate([0,-90,0])
color(color_stillPart) cylinder(r=axes_Xsmooth_separation,h=partThickness);
if(isLeft)
Cyclone_X_endstopHolder(holes=false);
}
}
}
// TRANSLATE REFERENCE POSITION to the left frame, X lower smooth rod end
color(color_stillPart) translate([-axes_Xreference_posX,axes_Xreference_posY,axes_Xreference_height]) {
rotate([0,0,90]) standard_rod(diam=axes_Xsmooth_rodD, length=partThickness*4, threaded=false, renderPart=true, center=true);
rotate([0,0,-90])
rotate([0,90,0])
rodHolder(rodD=axes_Xsmooth_rodD, screwSize=rodScrewSize, negative=true);
// Crocodile clip holders and wire guide
Cyclone_X_frameHoles();
// TRANSLATE REFERENCE POSITION to the threaded rod
translate([+0.01,axes_Xsmooth_separation,0]) {
// Rod radial bearing hole
rotate([0,-90,0]) bearingHole(depth=X_threaded_rod_bearingDepth, thickness=partThickness, model=X_threaded_rodBearingModel);
// Translate to motor position
if(!isLeft)
translate([-motorWallSeparation,0,0])
rotate([motorRotatedOffset,0,0])
translate([0,axes_XgearSeparation,0])
rotate([-motorRotatedOffset,0,0])
rotate([0,90,0]) stepperMotor_mount(motorWallSeparation, sideLen=Xmotor_sideLen, slideOut=true);
// Endstop holder
if(isLeft)
Cyclone_X_endstopHolder(holes=true);
translate([0,0,axes_Xsmooth_separation]) {
rotate([0,0,90]) standard_rod(diam=axes_Xsmooth_rodD, length=partThickness*4, threaded=false, renderPart=true, center=true);
rotate([0,0,-90])
rodHolder(rodD=axes_Xsmooth_rodD, screwSize=rodScrewSize, negative=true);
}
}
}
// Holes for the screws
translate([-axes_Xreference_posX-dimX-footSeparation,axes_Xreference_posY+footSeparation,-axes_Yreference_height+footThickness]) {
rotate([0,90,0])
rotate([0,0,90])
hole_for_screw(size=footScrewSize,length=footThickness+base_thickness,nutDepth=0,nutAddedLen=0,captiveLen=0,tolerance=screwHoleTolerance, invert=true);
translate([0,dimY/2,0])
rotate([0,90,0])
rotate([0,0,90])
hole_for_screw(size=footScrewSize,length=footThickness+base_thickness,nutDepth=0,nutAddedLen=0,captiveLen=0,tolerance=screwHoleTolerance, invert=true);
translate([0,dimY-2*footSeparation,0])
rotate([0,90,0])
rotate([0,0,90])
hole_for_screw(size=footScrewSize,length=footThickness+base_thickness,nutDepth=0,nutAddedLen=0,captiveLen=0,tolerance=screwHoleTolerance, invert=true);
}
}
// Draw rod holders, motor, gears, screws
// TRANSLATE REFERENCE POSITION to the left frame, X lower smooth rod end
translate([-axes_Xreference_posX,axes_Xreference_posY,axes_Xreference_height]) {
if(draw_references) color("red") %frame(20);
rotate([0,0,-90])
rotate([0,90,0])
rodHolder(rodD=axes_Ysmooth_rodD, screwSize=rodScrewSize);
// TRANSLATE REFERENCE POSITION to the threaded rod
translate([0,axes_Xsmooth_separation,0]) {
if(draw_references) color("green") %frame(20);
translate([-X_threaded_rod_bearingDepth,0,0]) rotate([0,90,0])
radialBearing(echoPart=true);
translate([14-X_threaded_rod_bearingDepth-0.5,0,0]) rotate([0,-90,0]){ // replace 14 with bearing hight - X_threaded_rod_bearingDepth
nut(size=rodNutSize, echoPart=true);
if(isLeft) {
translate([0,0,-rod_nut_len])
rotate([0,0,45]) nut(size=rodNutSize, chamfer=true, echoPart=true);
}
}
if(!isLeft) {
translate([X_threaded_rod_bearingDepth+(2*rod_nut_len)-(nut_separation/2)-2,0,0]) {
translate([X_gear_thickness+(nut_separation/2),0,0])
rotate([0,-90,0])
rotate([0,0,45]) nut(size=rodNutSize, chamfer=true, echoPart=true);
if(Render_X_rodGear) {
rotate([0,-90,0]) color(color_movingPart)
cyclone_rod_gear(Gear_N_Teeth=X_rodGearRatio, gearHeight=X_gear_thickness, nutSize=8, tolerance=0);
}
}
// Translate to motor position
rotate([motorRotatedOffset,0,0]) {
translate([0,axes_XgearSeparation,0])
rotate([-motorRotatedOffset,0,0]) {
translate([-motorWallSeparation,0,0]) rotate([0,90,0])
stepperMotor(screwHeight=motorWallSeparation, echoPart=true);
if(Render_X_motorGear) {
translate([X_threaded_rod_bearingDepth+(2*rod_nut_len)-(nut_separation/2)-2,2,0])
rotate([0,-90,0]) color(color_movingPart)
cyclone_motor_gear(Gear_N_Teeth=X_motorGearRatio, gearHeight=X_gear_thickness, tolerance=0);
}
}
}
if(Render_X_gearCover) {
// Draw the X gear cover
translate([0.1,0,0])
color(color_stillPart) Cyclone_XsubPart_gearCover();
}
}
translate([0,0,axes_Xsmooth_separation])
rotate([0,0,-90])
rodHolder(rodD=axes_Ysmooth_rodD, screwSize=rodScrewSize);
}
}
translate([-axes_Xreference_posX-dimX-footSeparation,axes_Xreference_posY+footSeparation,-axes_Yreference_height+footThickness]) {
rotate([0,90,0])
rotate([0,0,90])
screw_and_nut(size=footScrewSize,length=footThickness+base_thickness,nutDepth=0,nutAddedLen=0,captiveLen=0,invert=true,autoNutOffset=true,echoPart=true);
translate([0,dimY/2,0])
rotate([0,90,0])
rotate([0,0,90])
screw_and_nut(size=footScrewSize,length=footThickness+base_thickness,nutDepth=0,nutAddedLen=0,captiveLen=0,invert=true,autoNutOffset=true,echoPart=true);
translate([0,dimY-2*footSeparation,0])
rotate([0,90,0])
rotate([0,0,90])
screw_and_nut(size=footScrewSize,length=footThickness+base_thickness,nutDepth=0,nutAddedLen=0,captiveLen=0,invert=true,autoNutOffset=true,echoPart=true);
}
}
module rodHolder(rodD=8.5, screwSize=3, height=0, sideLen=0, thickness=5, space=2, negative=false) {
screwAditionalDistance = rodD/2;
dimX = rodD+4*screwSize+screwAditionalDistance;
dimY = X_frames_additional_thickness+screwSize*2;
dimZ = rodD/2+thickness;
corner_radius = 4;
if(negative) {
translate([screwSize+screwAditionalDistance,-dimY/2,dimZ])
rotate([90,0,0])
hole_for_screw(size=screwSize,length=dimZ+15,nutDepth=5,nutAddedLen=0,captiveLen=10,tolerance=screwHoleTolerance, rot=90);
translate([-screwSize-screwAditionalDistance,-dimY/2,dimZ])
rotate([90,0,0])
hole_for_screw(size=screwSize,length=dimZ+15,nutDepth=5,nutAddedLen=0,captiveLen=10,tolerance=screwHoleTolerance, rot=90);
} else {
difference() {
union() {
//if(Render_rodHolder) {
color(color_movingPart) translate([0,-dimY/2,dimZ/2+space/4]) bcube([dimX,dimY,dimZ-space/2],cr=corner_radius,cres=10);
//}
color(color_stillPart)
if(sideLen>dimX/2)
translate([sideLen/2-dimX/4,-dimY/2,-height/2-space/4]) bcube([dimX/2+sideLen,dimY,height-space/2],cr=corner_radius,cres=10);
else
translate([0,-dimY/2,-height/2-space/4]) bcube([dimX,dimY,height-space/2],cr=corner_radius,cres=10);
}
translate([screwSize+screwAditionalDistance,-dimY/2,dimZ])
rotate([90,0,0])
hole_for_screw(size=screwSize,length=dimZ+15,nutDepth=5,nutAddedLen=0,captiveLen=10,tolerance=screwHoleTolerance, rot=90);
translate([-screwSize-screwAditionalDistance,-dimY/2,dimZ])
rotate([90,0,0])
hole_for_screw(size=screwSize,length=dimZ+15,nutDepth=5,nutAddedLen=0,captiveLen=10,tolerance=screwHoleTolerance, rot=90);
standard_rod(diam=rodD, length=dimY*4, threaded=false, renderPart=true, center=true);
//rodHolder(rodD=rodD, screwSize=screwSize, negative=true);
}
// Draw screws
translate([screwSize+screwAditionalDistance,-dimY/2,dimZ+0.01])
rotate([90,0,0])
screw_and_nut(size=screwSize,length=dimZ+15,nutDepth=5,nutAddedLen=0,captiveLen=0,rot=90,echoPart=true);
translate([-screwSize-screwAditionalDistance,-dimY/2,dimZ+0.01])
rotate([90,0,0])
screw_and_nut(size=screwSize,length=dimZ+15,nutDepth=5,nutAddedLen=0,captiveLen=0,rot=90,echoPart=true);
}
}