460 lines
19 KiB
OpenSCAD
460 lines
19 KiB
OpenSCAD
// This file is part of Cyclone PCB Factory: an open-source 3D printable CNC machine for PCB manufacture
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// http://reprap.org/wiki/Cyclone_PCB_Factory
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// Original author: Carlosgs (http://carlosgs.es)
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// License: CC BY-SA 4.0 (Attribution-ShareAlike 4.0 International, http://creativecommons.org/licenses/by-sa/4.0/)
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// Designed with http://www.openscad.org/
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module mirrorOrNot(mirrorPart=false, axes=[-1,1,1]) {
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if(mirrorPart) scale(axes) children();
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else children();
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}
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use <libs/MCAD/bearing.scad>
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Y_motorModel = Nema17;
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Ymotor_sideLen = lookup(NemaSideSize, Y_motorModel); //42.20;
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axes_YgearRatio = Y_motorGearRatio/Y_rodGearRatio; // Number of tooth (motor/rod)
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module Cyclone_Y_frontFrame() {
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screwSize = Y_frontFrame_footScrewSize;
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motorWallSeparation = Y_motorWallSeparation;
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motorRotatedOffset = Y_motorRotatedOffset;
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gearWallSeparation = Y_gearWallSeparation;
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motor_YgearSeparation_projected = axes_YgearSeparation*cos(-motorRotatedOffset);
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rod_nut_len = METRIC_NUT_THICKNESS[Y_threaded_rodNutSize];
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nut_separation = rod_nut_len/2;
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gear_thickness = Y_gear_thickness;
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bearing_width = bearingWidth(Y_threaded_rodBearingModel);
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bearing_diam = bearingOuterDiameter(Y_threaded_rodBearingModel);
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bearingDepth = Y_threaded_rodBearingDepth;
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partThickness = 5+screwSize*2;
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dimX = bearing_diam+partThickness;
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dimY = partThickness;
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dimZ = axes_Y_threaded_height;
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footSeparation = screwSize*2;
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foot_additional_separation = Y_foot_additional_separation;
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footThickness = Y_frame_footThickness;
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rodNutSize = Y_threaded_rodNutSize;
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module Cyclone_YsubPart_gearCover() {
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margin = gearCover_margin;
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rodGearAddedMargin = rodGearAddedgearCover_margin;
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effectiveYgearSeparation = axes_YgearSeparation+0.5;
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wallThickness = gearCover_wallThickness;
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screwHeadSpaceHeight = gearCover_screwHeadSpaceHeight;
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screwHeadSpaceDiam = gearCover_screwHeadSpaceDiam;
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coverHeight = gearCoverHeight;
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coverExtraHeight = gearCoverExtraHeight;
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coverExtraRadius = gearCoverExtraRadius;
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nema_screw_separation = lookup(NemaDistanceBetweenMountingHoles, Y_motorModel);
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truncationAngle = gearCover_truncationAngle;
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motorGearRadius = axes_YgearSeparation/(1+axes_YgearRatio)+margin;
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rodGearRadius = axes_YgearSeparation/(1+1/axes_YgearRatio)+margin+rodGearAddedMargin;
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difference() {
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union() {
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// Cover for the rod gear
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rotate([90,0,0])
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cylinder(r=rodGearRadius+wallThickness, h=coverHeight);
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translate([0,-coverHeight,0])
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rotate([90,0,0])
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cylinder(r1=rodGearRadius+wallThickness, r2=rodGearRadius+wallThickness+coverExtraRadius, h=coverExtraHeight+wallThickness);
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// Translate to motor position
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rotate([0,-motorRotatedOffset,0]) {
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translate([-effectiveYgearSeparation,0,0])
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rotate([0,motorRotatedOffset,0]) {
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// Cover for the motor gear
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rotate([90,0,0]) cylinder(r=motorGearRadius+wallThickness, h=coverHeight);
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translate([0,-coverHeight,0])
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rotate([90,0,0]) cylinder(r1=motorGearRadius+wallThickness, r2=motorGearRadius+wallThickness+coverExtraRadius, h=coverExtraHeight+wallThickness);
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// Cylinder for the support screw
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translate([nema_screw_separation/2,0,-nema_screw_separation/2])
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rotate([90,0,0]) cylinder(r=screwHeadSpaceDiam/2+wallThickness, h=coverHeight);
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}
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}
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}
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translate([0,0.01,0])
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union() {
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// Truncation for avoiding collisions with Y carriage
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translate([-rodGearRadius/2,0,rodGearRadius+0.5])
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rotate([90-truncationAngle,0,0]) cube(rodGearRadius);
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rotate([90,0,0])
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cylinder(r=rodGearRadius, h=coverHeight);
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// Hole for the rod gear
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rotate([90,0,0])
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cylinder(r=rodGearRadius, h=coverHeight);
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translate([0,-coverHeight+0.02,0])
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rotate([90,0,0])
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cylinder(r1=rodGearRadius, r2=rodGearRadius+coverExtraRadius, h=coverExtraHeight);
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rotate([90,0,0])
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cylinder(r=rodGearRadius+coverExtraRadius, h=coverHeight+coverExtraHeight+wallThickness+0.1);
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// Translate to motor position
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rotate([0,-motorRotatedOffset,0]) {
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translate([-effectiveYgearSeparation,0,0])
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rotate([0,motorRotatedOffset,0]) {
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difference() {
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union() {
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// Hole for the motor gear
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rotate([90,0,0]) cylinder(r=motorGearRadius, h=coverHeight);
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translate([0,-coverHeight+0.02,0])
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rotate([90,0,0]) cylinder(r1=motorGearRadius, r2=motorGearRadius+coverExtraRadius, h=coverExtraHeight);
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rotate([90,0,0]) cylinder(r=motorGearRadius+coverExtraRadius, h=coverHeight+coverExtraHeight+wallThickness+0.1);
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// Outer hole for the support screw
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translate([nema_screw_separation/2,0,-nema_screw_separation/2])
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rotate([90,0,0]) cylinder(r=screwHeadSpaceDiam/2, h=coverHeight+coverExtraHeight*2);
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}
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// Support screw holder
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translate([nema_screw_separation/2,0,-nema_screw_separation/2])
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rotate([90,0,0]) cylinder(r=screwHeadSpaceDiam/2+wallThickness, h=wallThickness);
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}
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// Inner hole for the support screw
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translate([nema_screw_separation/2,0,-nema_screw_separation/2])
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rotate([90,0,0]) cylinder(r=(screwSize+1)/2, h=coverHeight+0.1);
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// Holes for the other three screws
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translate([nema_screw_separation/2,0,nema_screw_separation/2])
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rotate([90,0,0]) cylinder(r=screwHeadSpaceDiam/2, h=screwHeadSpaceHeight/2);
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translate([nema_screw_separation/2,-screwHeadSpaceHeight/2,nema_screw_separation/2])
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rotate([90,0,0]) sphere(r=screwHeadSpaceDiam/2);
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translate([-nema_screw_separation/2,0,-nema_screw_separation/2])
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rotate([90,0,0]) cylinder(r=screwHeadSpaceDiam/2, h=screwHeadSpaceHeight/2);
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translate([-nema_screw_separation/2,-screwHeadSpaceHeight/2,-nema_screw_separation/2])
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rotate([90,0,0]) sphere(r=screwHeadSpaceDiam/2);
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translate([-nema_screw_separation/2,0,nema_screw_separation/2])
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rotate([90,0,0]) cylinder(r=screwHeadSpaceDiam/2, h=screwHeadSpaceHeight/2);
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translate([-nema_screw_separation/2,-screwHeadSpaceHeight/2,nema_screw_separation/2])
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rotate([90,0,0]) sphere(r=screwHeadSpaceDiam/2);
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}
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}
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}
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}
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}
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translate([0,2*rod_nut_len+gear_thickness-nut_separation,0]) {
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translate([0,bearing_width-bearingDepth,0]) {
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if(draw_references) color("blue") %frame(20);
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difference() {
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// Main block
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color(color_stillPart) union() {
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hull() {
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rotate([-90,0,0])
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cylinder(r=dimX/2,h=dimY);
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translate([-dimX/2,0,-dimZ])
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cube([dimX,dimY,dimZ]);
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translate([-20,0,0]) {
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rotate([-90,0,0])
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cylinder(r=dimX/2,h=dimY);
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translate([-dimX/2,0,-dimZ])
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cube([dimX/2,dimY,dimZ]);
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}
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}
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translate([0,dimY/2,-dimZ]) {
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hull() {
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translate([0,0,0])
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cylinder(r=dimY/2,h=footThickness);
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translate([-footSeparation-foot_additional_separation-motor_YgearSeparation_projected-Ymotor_sideLen/2,0,0])
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cylinder(r=dimY/2,h=footThickness);
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}
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translate([-motor_YgearSeparation_projected-Ymotor_sideLen/2-2,-dimY/2,1])
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cube([dimX,dimY,dimZ/2]);
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}
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translate([0,dimY/2,-dimZ])
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hull() {
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cylinder(r=dimY/2,h=footThickness);
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translate([footSeparation+dimX/2,0,0])
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cylinder(r=dimY/2,h=footThickness);
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translate([dimX/3,dimY/2+footSeparation+foot_additional_separation,0])
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cylinder(r=dimY/2,h=footThickness);
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}
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}
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translate([0,-0.01,0])
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rotate([-90,0,0])
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bearingHole(depth=bearingDepth, thickness=partThickness, model=Y_threaded_rodBearingModel);
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translate([0,dimY/2,-dimZ+footThickness]) {
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translate([footSeparation+dimX/2,0,0])
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rotate([0,90,0])
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rotate([0,0,90])
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hole_for_screw(size=screwSize,length=footThickness+base_thickness,nutDepth=0,nutAddedLen=0,captiveLen=0,tolerance=screwHoleTolerance,rot=90, invert=true);
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translate([dimX/3,dimY/2+footSeparation+foot_additional_separation,0])
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rotate([0,90,0])
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rotate([0,0,90])
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hole_for_screw(size=screwSize,length=footThickness+base_thickness,nutDepth=0,nutAddedLen=0,captiveLen=0,tolerance=screwHoleTolerance, rot=90, invert=true);
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translate([-footSeparation-foot_additional_separation-motor_YgearSeparation_projected-Ymotor_sideLen/2,0,0])
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rotate([0,90,0])
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rotate([0,0,90])
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hole_for_screw(size=screwSize,length=footThickness+base_thickness,nutDepth=0,nutAddedLen=0,captiveLen=0,tolerance=screwHoleTolerance, rot=90, invert=true);
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}
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// Translate to motor axis position
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rotate([0,-motorRotatedOffset,0]) {
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translate([-axes_YgearSeparation,0,0])
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rotate([0,motorRotatedOffset,0]) {
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translate([0,motorWallSeparation-0.01,0])
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rotate([0,0,90]) rotate([0,-90,0])
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stepperMotor_mount(motorWallSeparation, sideLen=Ymotor_sideLen, slideOut=false);
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}
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}
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}
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// Draw vitamins (nuts, bolts, bearings)
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translate([0,dimY/2,-dimZ+footThickness]) {
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translate([footSeparation+dimX/2,0,0])
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rotate([0,90,0])
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rotate([0,0,90])
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screw_and_nut(size=screwSize,length=footThickness+base_thickness,nutDepth=0,nutAddedLen=0,captiveLen=0,rot=90,invert=true,autoNutOffset=true,echoPart=true);
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translate([dimX/3,dimY/2+footSeparation+foot_additional_separation,0])
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rotate([0,90,0])
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rotate([0,0,90])
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screw_and_nut(size=screwSize,length=footThickness+base_thickness,nutDepth=0,nutAddedLen=0,captiveLen=0,rot=90,invert=true,autoNutOffset=true,echoPart=true);
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translate([-footSeparation-foot_additional_separation-motor_YgearSeparation_projected-Ymotor_sideLen/2,0,0])
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rotate([0,90,0])
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rotate([0,0,90])
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screw_and_nut(size=screwSize,length=footThickness+base_thickness,nutDepth=0,nutAddedLen=0,captiveLen=0,rot=90,invert=true,autoNutOffset=true,echoPart=true);
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}
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// Translate to motor position
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rotate([0,-motorRotatedOffset,0]) {
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translate([-axes_YgearSeparation,0,0])
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rotate([0,motorRotatedOffset,0]) {
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translate([0,motorWallSeparation,0])
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rotate([90,0,0])
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stepperMotor(screwHeight=motorWallSeparation, echoPart=true);
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if(Render_Y_motorGear) {
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translate([-2,-(bearing_width-bearingDepth)-motorWallSeparation-nut_separation,0])
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rotate([-90,180,0]) color(color_movingPart)
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cyclone_motor_gear(Gear_N_Teeth=Y_motorGearRatio, gearHeight=gear_thickness, tolerance=0);
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}
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}
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}
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if(Render_Y_gearCover) {
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// Draw the Y gear cover
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translate([0,-0.1,0])
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color(color_stillPart) Cyclone_YsubPart_gearCover();
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}
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}
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rotate([-90,0,0])
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radialBearing(echoPart=true);
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}
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translate([0,0.1,0])
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rotate([-90,0,0]) rotate([0,0,45]) nut(size=rodNutSize, chamfer=true, echoPart=true);
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if(Render_Y_rodGear) {
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translate([0,2*rod_nut_len-(nut_separation/2),0])
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rotate([-90,0,0]) color(color_movingPart)
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cyclone_rod_gear(Gear_N_Teeth=Y_rodGearRatio, gearHeight=gear_thickness, nutSize=Y_threaded_rodNutSize, tolerance=0);
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}
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translate([0,rod_nut_len+gear_thickness-nut_separation,0])
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rotate([-90,0,0]) nut(size=rodNutSize, echoPart=true);
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}
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module Cyclone_Y_backFrame() {
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screwSize = Y_backFrame_footScrewSize;
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rodNutSize = Y_threaded_rodNutSize;
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//rod_nut_len = 0.8*axes_Ythreaded_rodD;
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rod_nut_len = METRIC_NUT_THICKNESS[rodNutSize];
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bearing_width = bearingWidth(Y_threaded_rodBearingModel);
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bearing_diam = bearingOuterDiameter(Y_threaded_rodBearingModel);
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bearingDepth = Y_threaded_rodBearingDepth;
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partThickness = 5+screwSize*2;
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dimX = bearing_diam+partThickness;
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dimY = partThickness;
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dimZ = 0;
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footSeparation = screwSize*2;
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foot_additional_separation = Y_foot_additional_separation;
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footThickness = Y_frame_footThickness;
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endstopHolderRotation = Y_endstopHolderRotation;
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translate([0,-2*rod_nut_len,0]) {
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translate([0,bearingDepth-bearing_width,0]) {
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difference() {
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union() {
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color(color_stillPart) {
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rotate([90,0,0])
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cylinder(r=dimX/2,h=dimY);
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translate([-dimX/2,-dimY,-axes_Y_threaded_height])
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cube([dimX,dimY,axes_Y_threaded_height]);
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translate([0,-dimY/2,-axes_Y_threaded_height])
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hull() {
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translate([-footSeparation-dimX/2,0,0])
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cylinder(r=dimY/2,h=footThickness);
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translate([footSeparation+dimX/2,0,0])
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cylinder(r=dimY/2,h=footThickness);
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translate([0,dimY/2+footSeparation+foot_additional_separation,0])
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cylinder(r=dimY/2,h=footThickness);
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}
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}
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translate([0,-dimY-0.01,dimX/2])
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rotate([0,endstopHolderRotation,0])
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endstop_holder(holes=false, plasticColor=color_stillPart);
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}
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translate([0,-dimY-0.01,dimX/2])
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rotate([0,endstopHolderRotation,0])
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endstop_holder(holes=true);
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translate([0,0.01,0])
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rotate([90,0,0])
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bearingHole(depth=bearingDepth, thickness=partThickness, model=Y_threaded_rodBearingModel);
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translate([0,-dimY/2,-axes_Y_threaded_height+footThickness]) {
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translate([-footSeparation-dimX/2,0,0])
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rotate([0,90,0])
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rotate([0,0,90])
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hole_for_screw(size=screwSize,length=footThickness+base_thickness,nutDepth=0,nutAddedLen=0,captiveLen=0,tolerance=screwHoleTolerance, rot=90, invert=true);
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translate([footSeparation+dimX/2,0,0])
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rotate([0,90,0])
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rotate([0,0,90])
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hole_for_screw(size=screwSize,length=footThickness+base_thickness,nutDepth=0,nutAddedLen=0,captiveLen=0,tolerance=screwHoleTolerance, rot=90, invert=true);
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translate([0,dimY/2+footSeparation+foot_additional_separation,0])
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rotate([0,90,0])
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rotate([0,0,90])
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hole_for_screw(size=screwSize,length=footThickness+base_thickness,nutDepth=0,nutAddedLen=0,captiveLen=0,tolerance=screwHoleTolerance, rot=90, invert=true);
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}
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}
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// Draw vitamins (nuts, bolts, bearings)
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translate([0,-dimY/2,-axes_Y_threaded_height+footThickness]) {
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translate([-footSeparation-dimX/2,0,0])
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rotate([0,90,0])
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rotate([0,0,90])
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screw_and_nut(size=screwSize,length=footThickness+base_thickness,nutDepth=0,nutAddedLen=0,captiveLen=0,rot=90,invert=true,autoNutOffset=true,echoPart=true);
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translate([footSeparation+dimX/2,0,0])
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rotate([0,90,0])
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rotate([0,0,90])
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screw_and_nut(size=screwSize,length=footThickness+base_thickness,nutDepth=0,nutAddedLen=0,captiveLen=0,rot=90,invert=true,autoNutOffset=true,echoPart=true);
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translate([0,dimY/2+footSeparation+foot_additional_separation,0])
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rotate([0,90,0])
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rotate([0,0,90])
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screw_and_nut(size=screwSize,length=footThickness+base_thickness,nutDepth=0,nutAddedLen=0,captiveLen=0,rot=90,invert=true,autoNutOffset=true,echoPart=true);
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}
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}
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rotate([90,0,0])
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radialBearing(echoPart=true);
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}
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translate([0,0.01,0])
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rotate([90,0,0])
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rotate([0,0,45]) nut(size=rodNutSize, chamfer=true, echoPart=true);
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translate([0,-rod_nut_len,0])
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rotate([90,0,0])
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nut(size=rodNutSize, echoPart=true);
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}
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module Cyclone_logo(sizemm = 30, thickness = 10, mirrorLogo = false) {
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dxf_logo_size = 50; // Real size of the logo in the DXF file
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scale_factor = sizemm/dxf_logo_size;
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if(mirrorLogo)
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mirror([ 1, 0, 0 ]) linear_extrude(height=thickness) scale(scale_factor) import("dxf/CycloneLogo.dxf", layer="logo");
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else
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linear_extrude(height=thickness) scale(scale_factor) import("dxf/CycloneLogo.dxf", layer="logo");
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}
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module Cyclone_Y_leftSmoothRodIdler(mirrorLogo = false) {
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holderThickness = 5;
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holderOuterRadius = holderThickness+axes_Ysmooth_rodD/2;
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footScrewSize = Y_rightSmoothRodIdler_footScrewSize;
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rodScrewSize = Y_rightSmoothRodIdler_rodScrewSize;
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dimX = holderOuterRadius*2;
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dimY = 5+footScrewSize*2;
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dimZ = axes_Yreference_height;
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slotHeight = 3;
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screwLength = holderOuterRadius*2;
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logoDepth = dimY/4;
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footSeparation = footScrewSize*2;
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footThickness = Y_frame_footThickness;
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color(color_stillPart) difference() {
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union() {
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translate([0,0,-axes_Yreference_height])
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cube([dimX,dimY,dimZ+holderThickness+axes_Ysmooth_rodD/2]);
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translate([-holderOuterRadius,0,-axes_Yreference_height])
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cube([dimX,dimY,dimZ]);
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rotate([-90,0,0]) cylinder(r=holderOuterRadius, h=dimY);
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translate([0,dimY/2,-axes_Yreference_height])
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hull() {
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translate([-holderOuterRadius-footSeparation,0,0])
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cylinder(r=dimY/2,h=footThickness);
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translate([holderOuterRadius*2+footSeparation,0,0])
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cylinder(r=dimY/2,h=footThickness);
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translate([holderOuterRadius/2,dimY/2+footSeparation,0])
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cylinder(r=dimY/2,h=footThickness);
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}
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}
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standard_rod(diam=axes_Ysmooth_rodD, length=dimY*4, threaded=false, renderPart=true, center=true);
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translate([2.5+holderOuterRadius,dimY/2,holderOuterRadius])
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rotate([0,90,0])
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rotate([0,0,90])
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hole_for_screw(size=rodScrewSize,length=screwLength+10,nutDepth=10,nutAddedLen=0,captiveLen=10,tolerance=screwHoleTolerance, rot=90);
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translate([dimX/2,dimY/2,0])
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cube([dimX+1,dimY+1,slotHeight],center=true);
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if(Logo){
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translate([(dimX-holderOuterRadius)/2,-0.1,-(dimZ+axes_Ysmooth_rodD/2)/2])
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scale([1,-1,1])
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rotate([90,0,0])
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Cyclone_logo(sizemm = min(dimX+holderOuterRadius-5,dimZ-axes_Ysmooth_rodD/2-5), thickness = logoDepth, mirrorLogo = mirrorLogo);
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}
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translate([0,dimY/2,-axes_Yreference_height+footThickness]) {
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translate([-holderOuterRadius-footSeparation,0,0])
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rotate([0,90,0])
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rotate([0,0,90])
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hole_for_screw(size=footScrewSize,length=footThickness+base_thickness,nutDepth=0,nutAddedLen=0,captiveLen=0,tolerance=screwHoleTolerance, rot=90, invert=true);
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translate([holderOuterRadius*2+footSeparation,0,0])
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rotate([0,90,0])
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rotate([0,0,90])
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hole_for_screw(size=footScrewSize,length=footThickness+base_thickness,nutDepth=0,nutAddedLen=0,captiveLen=0,tolerance=screwHoleTolerance, rot=90, invert=true);
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translate([holderOuterRadius/2,dimY/2+footSeparation,0])
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rotate([0,90,0])
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rotate([0,0,90])
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hole_for_screw(size=footScrewSize,length=footThickness+base_thickness,nutDepth=0,nutAddedLen=0,captiveLen=0,tolerance=screwHoleTolerance, rot=90, invert=true);
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}
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translate([dimX,dimY/2,-axes_Yreference_height/2]) {
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rotate([0,0,90+(mirrorLogo?180:0)])
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rotate([90,0,0])
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linear_extrude(height=1,center=true)
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text(mirrorLogo?"R":"L", size = 7.5, font = "cmu", halign = "center", valign = "center", $fn = 16);
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}
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}
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// Draw nuts and bolts
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translate([2.5+holderOuterRadius,dimY/2,holderOuterRadius])
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rotate([0,90,0])
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rotate([0,0,90])
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screw_and_nut(size=rodScrewSize,length=screwLength+10,nutDepth=10,nutAddedLen=0,captiveLen=0,rot=90,echoPart=true);
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translate([0,dimY/2,-axes_Yreference_height+footThickness]) {
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translate([-holderOuterRadius-footSeparation,0,0])
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rotate([0,90,0])
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rotate([0,0,90])
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screw_and_nut(size=footScrewSize,length=footThickness+base_thickness,nutDepth=0,nutAddedLen=0,captiveLen=0,autoNutOffset=true,rot=90,invert=true,echoPart=true);
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translate([holderOuterRadius*2+footSeparation,0,0])
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rotate([0,90,0])
|
|
rotate([0,0,90])
|
|
screw_and_nut(size=footScrewSize,length=footThickness+base_thickness,nutDepth=0,nutAddedLen=0,captiveLen=0,autoNutOffset=true,rot=90,invert=true,echoPart=true);
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translate([holderOuterRadius/2,dimY/2+footSeparation,0])
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rotate([0,90,0])
|
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rotate([0,0,90])
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screw_and_nut(size=footScrewSize,length=footThickness+base_thickness,nutDepth=0,nutAddedLen=0,captiveLen=0,autoNutOffset=true,rot=90,invert=true,echoPart=true);
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}
|
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}
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module Cyclone_Y_rightSmoothRodIdler() {
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|
scale([-1,1,1]) Cyclone_Y_leftSmoothRodIdler(mirrorLogo = true);
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}
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