206 lines
8.4 KiB
OpenSCAD
206 lines
8.4 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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Xmotor_sideLen = 42.20;
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axes_XgearSeparation = 37;
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axes_XgearRatio = 21/21; // Number of tooth (motor/rod)
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X_frames_additional_thickness = 5;
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module Cyclone_X_rightFrame() {
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scale([-1,1,1]) Cyclone_X_leftFrame(isLeft=false);
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}
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module Cyclone_X_leftFrame(isLeft=true) {
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screwSize = 3; // M3, M4, etc (integers only)
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motorWallSeparation = 5;
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motorRotatedOffset = 10;
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gearWallSeparation = 5;
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partThickness = X_frames_additional_thickness+screwSize*2;
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dimX = partThickness;
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dimY = max(-axes_Xreference_posY,axes_Xsmooth_separation+axes_XgearSeparation*cos(motorRotatedOffset)+Xmotor_sideLen/2+2);
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dimZ = axes_Yreference_height+axes_Xreference_height+axes_Xsmooth_separation;
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footSeparation = screwSize*3;
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footThickness = 10;
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footWidth = dimX+2*footSeparation;
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bearingDepth = 3;
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corner_radius = 10;
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difference() {
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// Main block
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union() {
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translate([-axes_Xreference_posX-dimX-0.01,axes_Xreference_posY,-axes_Yreference_height]) {
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cube([dimX,dimY,dimZ-axes_Xsmooth_separation]);
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translate([-footWidth/2+dimX,dimY/2,footThickness/2]) bcube([footWidth,dimY,footThickness], cr=corner_radius, cres=10);
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}
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//translate([-axes_Xreference_posX-dimX-0.01,axes_Xreference_posY+axes_Xsmooth_separation,-axes_Yreference_height])
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// cube([dimX,dimY-axes_Xsmooth_separation,dimZ]);
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rodHolder(rodD=axes_Ysmooth_rodD, screwSize=screwSize, height=axes_Yreference_height, sideLen=-axes_Xreference_posX-1);
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// TRANSLATE REFERENCE POSITION to the left frame, X lower smooth rod end
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translate([-axes_Xreference_posX,axes_Xreference_posY,axes_Xreference_height]) {
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// TRANSLATE REFERENCE POSITION to the threaded rod
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translate([-0.01,axes_Xsmooth_separation,0]) {
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rotate([0,-90,0]) cylinder(r=axes_Xsmooth_separation,h=partThickness);
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}
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}
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}
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// TRANSLATE REFERENCE POSITION to the left frame, X lower smooth rod end
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translate([-axes_Xreference_posX,axes_Xreference_posY,axes_Xreference_height]) {
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rotate([0,0,90]) standard_rod(diam=axes_Xsmooth_rodD, length=partThickness*4, threaded=false, renderPart=true, center=true);
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rotate([0,0,-90])
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rotate([0,90,0])
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rodHolder(rodD=axes_Xsmooth_rodD, screwSize=screwSize, negative=true);
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// TRANSLATE REFERENCE POSITION to the threaded rod
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translate([0,axes_Xsmooth_separation,0]) {
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translate([0,-15,-40]) rotate([0,-90,0]) cylinder(r=15,h=partThickness*2);
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translate([0,30,-40]) rotate([0,-90,0]) cylinder(r=15,h=partThickness*2);
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translate([0,-15,-80]) rotate([0,-90,0]) cylinder(r=15,h=partThickness*2);
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rotate([0,-90,0]) bearingHole(depth=bearingDepth, thickness=partThickness);
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//rotate([0,0,90]) standard_rod(diam=axes_Xthreaded_rodD+10, length=partThickness*4, threaded=false, renderPart=true, center=true);
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// Translate to motor position
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if(isLeft)
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translate([-motorWallSeparation,0,0])
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rotate([motorRotatedOffset,0,0])
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translate([0,axes_XgearSeparation,0])
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rotate([-motorRotatedOffset,0,0])
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rotate([0,90,0]) stepperMotor_mount(motorWallSeparation, slide_distance=5, sideLen=Xmotor_sideLen, slideOut=true);
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translate([0,0,axes_Xsmooth_separation]) {
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rotate([0,0,90]) standard_rod(diam=axes_Xsmooth_rodD, length=partThickness*4, threaded=false, renderPart=true, center=true);
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rotate([0,0,-90])
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rodHolder(rodD=axes_Xsmooth_rodD, screwSize=screwSize, negative=true);
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}
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}
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}
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// Holes for the screws
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translate([-axes_Xreference_posX-dimX-footSeparation,axes_Xreference_posY+footSeparation,-axes_Yreference_height+footThickness]) {
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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);
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translate([0,dimY/2,0])
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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);
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translate([0,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=screwSize,length=footThickness+base_thickness,nutDepth=0,nutAddedLen=0,captiveLen=0);
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}
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}
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// Draw rod holders, motor, gears, screws
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// TRANSLATE REFERENCE POSITION to the left frame, X lower smooth rod end
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translate([-axes_Xreference_posX,axes_Xreference_posY,axes_Xreference_height]) {
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if(draw_references) color("red") %frame(20);
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rotate([0,0,-90])
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rotate([0,90,0])
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rodHolder(rodD=axes_Ysmooth_rodD, screwSize=screwSize);
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// TRANSLATE REFERENCE POSITION to the threaded rod
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translate([0,axes_Xsmooth_separation,0]) {
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if(draw_references) color("green") %frame(20);
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translate([-bearingDepth,0,0]) rotate([0,90,0])
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radialBearing(echoPart=true);
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if(isLeft) {
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translate([gearWallSeparation,0,0]) rotate([0,90,0])
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rodGear(r=axes_XgearSeparation/(1+1/axes_XgearRatio), echoPart=true);
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// Translate to motor position
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rotate([motorRotatedOffset,0,0]) {
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translate([0,axes_XgearSeparation,0])
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rotate([-motorRotatedOffset,0,0]) {
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translate([-motorWallSeparation,0,0]) rotate([0,90,0]) stepperMotor(screwHeight=motorWallSeparation, echoPart=true);
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translate([gearWallSeparation,0,0]) rotate([0,90,0]) motorGear(r=axes_XgearSeparation/(1+axes_XgearRatio), echoPart=true);
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}
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}
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}
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translate([0,0,axes_Xsmooth_separation])
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rotate([0,0,-90])
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rodHolder(rodD=axes_Ysmooth_rodD, screwSize=screwSize);
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}
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}
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translate([-axes_Xreference_posX-dimX-footSeparation,axes_Xreference_posY+footSeparation,-axes_Yreference_height+footThickness]) {
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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, autoNutOffset=true, echoPart=true);
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translate([0,dimY/2,0])
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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, autoNutOffset=true, echoPart=true);
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translate([0,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=screwSize,length=footThickness+base_thickness,nutDepth=0,nutAddedLen=0,captiveLen=0, autoNutOffset=true, echoPart=true);
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}
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}
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module rodHolder(rodD=8.5, screwSize=3, height=0, sideLen=0, thickness=5, space=2, negative=false) {
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screwAditionalDistance = rodD/2;
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dimX = rodD+4*screwSize+screwAditionalDistance;
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dimY = X_frames_additional_thickness+screwSize*2;
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dimZ = rodD/2+thickness;
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corner_radius = 4;
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if(negative) {
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translate([screwSize+screwAditionalDistance,-dimY/2,dimZ])
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rotate([-90,0,0])
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rotate([0,0,180])
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hole_for_screw(size=screwSize,length=dimZ+15,nutDepth=5,nutAddedLen=0,captiveLen=10);
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translate([-screwSize-screwAditionalDistance,-dimY/2,dimZ])
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rotate([-90,0,0])
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rotate([0,0,180])
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hole_for_screw(size=screwSize,length=dimZ+15,nutDepth=5,nutAddedLen=0,captiveLen=10);
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} else {
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difference() {
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union() {
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translate([0,-dimY/2,dimZ/2+space/4]) bcube([dimX,dimY,dimZ-space/2],cr=corner_radius,cres=10);
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if(sideLen>dimX/2)
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translate([sideLen/2-dimX/4,-dimY/2,-height/2-space/4]) bcube([dimX/2+sideLen,dimY,height-space/2],cr=corner_radius,cres=10);
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else
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translate([0,-dimY/2,-height/2-space/4]) bcube([dimX,dimY,height-space/2],cr=corner_radius,cres=10);
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}
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translate([screwSize+screwAditionalDistance,-dimY/2,dimZ])
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rotate([-90,0,0])
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rotate([0,0,180])
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hole_for_screw(size=screwSize,length=dimZ+15,nutDepth=5,nutAddedLen=0,captiveLen=10);
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translate([-screwSize-screwAditionalDistance,-dimY/2,dimZ])
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rotate([-90,0,0])
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rotate([0,0,180])
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hole_for_screw(size=screwSize,length=dimZ+15,nutDepth=5,nutAddedLen=0,captiveLen=10);
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standard_rod(diam=rodD, length=dimY*4, threaded=false, renderPart=true, center=true);
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rodHolder(rodD=rodD, screwSize=screwSize, negative=true);
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}
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// Draw screws
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translate([screwSize+screwAditionalDistance,-dimY/2,dimZ+0.01])
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rotate([-90,0,0])
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rotate([0,0,180])
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screw_and_nut(size=screwSize,length=dimZ+15,nutDepth=5,nutAddedLen=0,captiveLen=0, echoPart=true);
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translate([-screwSize-screwAditionalDistance,-dimY/2,dimZ+0.01])
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rotate([-90,0,0])
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rotate([0,0,180])
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screw_and_nut(size=screwSize,length=dimZ+15,nutDepth=5,nutAddedLen=0,captiveLen=0, echoPart=true);
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}
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}
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