78 lines
4.0 KiB
OpenSCAD
78 lines
4.0 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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use <libs/linear_bearing.scad>
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module Cyclone_X_carriage() {
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linearBearingModel = "LM8UU";
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linearBearingLength = linearBearing_L(linearBearingModel);
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linearBearingDiameter = linearBearing_D(linearBearingModel);
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// Correction is needed to account for 3D printer tolerances
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axes_effective_Xsmooth_separation = axes_Xsmooth_separation-1;
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linearBearingSeparation = 0;
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sideExtensions = linearBearingDiameter/3;
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ZrodHolderLength = 30;
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linearBearingLengthExtension = 6+max(axes_Zsmooth_rodD+axes_Zsmooth_separation-2*linearBearingLength-linearBearingSeparation, linearBearingSeparation);
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dimX = 2*linearBearingLength+linearBearingLengthExtension;
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echo(str(axes_Xsmooth_separation-2*axes_ZthreadedReference_posY, "######################################################"));
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difference() {
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// color("lightblue") translate([-(axes_Zsmooth_separation+10)/2,-5,-5])
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// cube([axes_Zsmooth_separation+10,axes_Xsmooth_separation+10,axes_Zreference_height+5]);
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*color("lightblue") translate([-dimX/2,-5,-sideExtensions])
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cube([dimX,axes_Xsmooth_separation+10,ZrodHolderLength]);
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hull() {
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rotate([0,90,0])
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bcube([linearBearingDiameter,linearBearingDiameter+sideExtensions, dimX], cr=3, cres=5);// cylinder(r=linearBearingDiameter/2, h=dimX, center=true);
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translate([0,axes_effective_Xsmooth_separation,axes_effective_Xsmooth_separation])
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rotate([0,90,0])
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bcube([linearBearingDiameter+sideExtensions,linearBearingDiameter, dimX], cr=3, cres=5);// cylinder(r=linearBearingDiameter/2, h=dimX, center=true);
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}
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translate([-dimX/2-0.5,0,-sideExtensions+ZrodHolderLength])
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cube([dimX+1,axes_effective_Xsmooth_separation-axes_ZthreadedReference_posY,axes_effective_Xsmooth_separation]);
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// ----- Holes for the linear bearings ------
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// Bottom right linear bearing
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translate([-linearBearingLength/2-linearBearingSeparation/2,0,0])
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rotate([0,0,90]) linearBearingHole(model=linearBearingModel, lateralExtension=sideExtensions*2, lengthExtension=linearBearingLengthExtension);
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// Bottom left linear bearing
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translate([linearBearingLength/2+linearBearingSeparation/2,0,0])
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rotate([0,0,90]) linearBearingHole(model=linearBearingModel, lateralExtension=sideExtensions*2, lengthExtension=linearBearingLengthExtension);
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// Top linear bearing
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translate([0,axes_effective_Xsmooth_separation,axes_effective_Xsmooth_separation])
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rotate([90,0,0]) rotate([0,0,90]) linearBearingHole(model=linearBearingModel, lateralExtension=sideExtensions*2, lengthExtension=linearBearingLength+linearBearingLengthExtension+linearBearingSeparation);
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// ----- Holes for the rods ------
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// TRANSLATE REFERENCE POSITION to the Z axis origin (right smooth rod)
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translate([-axes_Zsmooth_separation/2,axes_Zreference_posY,axes_Zreference_height]) {
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if(draw_references) %frame();
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// Z smooth rod (right)
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rotate([90,0,0]) standard_rod(diam=axes_Zsmooth_rodD, length=axes_Zsmooth_rodLen, threaded=false, renderPart=true);
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// Z smooth rod (left)
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translate([axes_Zsmooth_separation,0,0])
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rotate([90,0,0]) standard_rod(diam=axes_Zsmooth_rodD, length=axes_Zsmooth_rodLen, threaded=false, renderPart=true);
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// Z threaded rod
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translate([axes_Zsmooth_separation/2,axes_ZthreadedReference_posY,0])
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rotate([90,0,0]) standard_rod(diam=1.5*axes_Zthreaded_rodD, length=axes_Zthreaded_rodLen, threaded=true, renderPart=true);
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}
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}
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// Draw linear bearings
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rotate([0,90,0]) linearBearing_single(model=linearBearingModel, echoPart=true);
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rotate([0,-90,0]) linearBearing_single(model=linearBearingModel, echoPart=true);
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translate([linearBearingLength/2,axes_effective_Xsmooth_separation,axes_effective_Xsmooth_separation])
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rotate([0,-90,0]) linearBearing_single(model=linearBearingModel, echoPart=true);
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}
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