Added templates, fixed PCB holder tolerances, added Z gears

pull/20/head
Carlos Garcia 2014-08-08 17:29:47 +02:00
parent 6bfbf92532
commit 7bb4333d9c
13 changed files with 358207 additions and 10145 deletions

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@ -148,7 +148,7 @@ module Cyclone_YsubPart_PCBholder() {
PCB_dimZ = 1.6;
PCB_holder_edge_length = 3;
PCB_holder_tolerance = 0.6;
PCB_holder_tolerance = 1;
screwSeparation = 2.5;
@ -168,13 +168,13 @@ module Cyclone_YsubPart_PCBholder() {
cube([PCB_dimX-holderArmLength-PCB_holder_edge_length,workbed_size_Y,PCBholder_height+1]);
for (x = [-1,1], y=[-1,0,1]) {
translate([x*(PCB_dimX/2+screwSeparation),y*PCB_dimY/4,PCBholder_height+2.8])
translate([x*(PCB_dimX/2+screwSeparation),y*PCB_dimY/4,PCBholder_height+2.9])
rotate([0,0,x*-90]) rotate([90,0,0]) hole_for_screw(size=3,length=PCBholder_height+3,nutDepth=4.5,nutAddedLen=0,captiveLen=10, rot=90);
}
translate([PCB_dimX/2-holderArmLength/2,PCB_dimY/2+screwSeparation,PCBholder_height+2.8])
translate([PCB_dimX/2-holderArmLength/2,PCB_dimY/2+screwSeparation,PCBholder_height+2.9])
rotate([90,0,0]) hole_for_screw(size=3,length=PCBholder_height+3,nutDepth=4.5,nutAddedLen=0,captiveLen=10, rot=90);
scale([-1,-1,1]) translate([PCB_dimX/2-holderArmLength/2,PCB_dimY/2+screwSeparation,PCBholder_height+2.8])
scale([-1,-1,1]) translate([PCB_dimX/2-holderArmLength/2,PCB_dimY/2+screwSeparation,PCBholder_height+2.9])
rotate([90,0,0]) hole_for_screw(size=3,length=PCBholder_height+3,nutDepth=4.5,nutAddedLen=0,captiveLen=10, rot=90);
}

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@ -0,0 +1,127 @@
/* Derived by Carlosgs from:
* http://www.thingiverse.com/thing:12789
* An extruder gear set for the TechZone Huxley,
* featuring Herringbone teeth.
* You will have to recalibrate your E_STEPS_PER_MM in
* your firmware (ratio changing from original techzone
* lasercut gears).
* This use 2 modules from the MCAD library that you can
* get from https://github.com/elmom/MCAD.
*
* Part - the motor gear mount hub with set screw hole -
* derived from http://www.thingiverse.com/thing:3104
* (thanks GilesBathgate) which is under GPL CC license.
*
* August 2013 added 2 extra setscrews to ensure centered usage.
* by Harry Binnema.
*
* Copyright (C) 2011 Guy 'DeuxVis' P.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
* --
* DeuxVis - device@ymail.com */
include <MCAD/materials.scad>
include <MCAD/teardrop.scad>
include <MCAD/involute_gears.scad>
motor_shaft_diameter=5.4;
pos=15.4-1; //position hole for grubnut
nholes = 7;
shaft_diam=10;
shaft_height=7;
/* Herringbone gear module, adapted from MCAD/involute_gears */
module herringbone_gear( teeth=12, circles=0, shaft=5 ) {
twist=200;
height=10;
pressure_angle=30;
gear(
number_of_teeth=teeth,
circular_pitch=320,
pressure_angle=pressure_angle,
clearance = 0.2,
gear_thickness = height/2,
rim_thickness = height/2,
rim_width = 1,
hub_thickness = height/2,
hub_diameter=1,
bore_diameter=shaft,
circles=circles,
twist=twist/teeth
);
mirror( [0,0,1] )
gear(
number_of_teeth=teeth,
circular_pitch=320,
pressure_angle=pressure_angle,
clearance = 0.2,
gear_thickness = height/2,
rim_thickness = height/2,
rim_width = 1,
hub_thickness = height/2,
hub_diameter=1,
bore_diameter=shaft,
circles=circles,
twist=twist/teeth
);
}
module cyclone_motor_z_gear(with_extra_parts=false, exploded=false) {
// Motor gear
rotate([180,0,0]) union() difference() {
union() {
//gear
herringbone_gear( teeth=8 );
translate( [0, 0, 12] ) mirror( [0, 0, 1] ) difference() {
//shaft
cylinder( r=shaft_diam, h=shaft_height, $fn=40 );
//captive nut and grub holes
for (i=[0:2]){ //3 symmetric grubscrews
rotate([0,0,i*120]){
translate( [0, 20, 3.5] ) rotate( [90, 0, 0] ) union() {
//entrance for nut
translate( [0, -4.4, pos] ) cube( [5.9, 5.8, 2.45], center=true );
//nut hole
translate( [0, 0, pos-1.2] ) rotate( [0, 0, 30] )
cylinder( r=6/2+0.2, h=2.6, $fn=6 );
//grub screw hole
translate( [0, 0, 9] ) cylinder( r=1.5, h=10, $fn=20 );
}
}
}
}
}
//shaft hole
translate( [0, 0, -6] ) cylinder( r=motor_shaft_diameter/2, h=20, $fn=30 );
}
if(with_extra_parts)
cyclone_motor_z_gear_extras(exploded_distance = (exploded?24:0));
module cyclone_motor_z_gear_extras(exploded_distance=0) {
echo("Non-Plastic Parts, 1, Grub Screw M3 x 8 mm to attach Z motor gear to motor shaft");
translate([0,-2.5-exploded_distance,-(12-3.5)]) rotate([90, 0, 0]) color(Steel) cylinder(r=1.5, h=8, $fn=30);
}
}
cyclone_motor_z_gear();

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@ -0,0 +1,113 @@
/* Derived by Carlosgs from:
* http://www.thingiverse.com/thing:12789
* An extruder gear set for the TechZone Huxley,
* featuring Herringbone teeth.
* You will have to recalibrate your E_STEPS_PER_MM in
* your firmware (ratio changing from original techzone
* lasercut gears).
* This use 2 modules from the MCAD library that you can
* get from https://github.com/elmom/MCAD.
*
* Part - the motor gear mount hub with set screw hole -
* derived from http://www.thingiverse.com/thing:3104
* (thanks GilesBathgate) which is under GPL CC license.
*
* Copyright (C) 2011 Guy 'DeuxVis' P.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
* --
* DeuxVis - device@ymail.com */
include <MCAD/metric_fastners.scad>
include <MCAD/nuts_and_bolts.scad>
include <MCAD/materials.scad>
include <MCAD/teardrop.scad>
include <MCAD/involute_gears.scad>
module cyclone_rod_z_gear(with_extra_parts=false, exploded=false) {
M8_nut_diameter = 15.3;
nut_separation = 3;
/* Herringbone gear module, adapted from MCAD/involute_gears */
module herringbone_gear( teeth=12, circles=0, shaft=5 ) {
twist=200;
height=10;
pressure_angle=30;
gear(
number_of_teeth=teeth,
circular_pitch=320,
pressure_angle=pressure_angle,
clearance = 0.2,
gear_thickness = height/2,
rim_thickness = height/2,
rim_width = 1,
hub_thickness = height/2,
hub_diameter=1,
bore_diameter=shaft,
circles=circles,
twist=twist/teeth
);
mirror( [0,0,1] )
gear(
number_of_teeth=teeth,
circular_pitch=320,
pressure_angle=pressure_angle,
clearance = 0.2,
gear_thickness = height/2,
rim_thickness = height/2,
rim_width = 1,
hub_thickness = height/2,
hub_diameter=1,
bore_diameter=shaft,
circles=circles,
twist=twist/teeth
);
}
// Extruder Gear
difference() {
union() {
//gear
rotate([180,0,0]) herringbone_gear( teeth=15, circles=0, shaft=8.5, $fn=40 );
//M8 hobbed bolt head fit washer
/*difference() {
translate( [0, 0, 5] ) cylinder( r=8, h=3, $fn=60 );
translate( [0, 0, 5-0.01] ) cylinder( r=M8_nut_diameter/2, h=7, $fn=6 );
}*/
/*rotate([180,0,0]) difference() {
translate( [0, 0, 5] ) cylinder( r=13, h=3, $fn=60 );
translate( [0, 0, 5+0.4] ) cylinder( r=M8_nut_diameter/2, h=7, $fn=6 );
}*/
}
translate( [0, 0, (nut_separation/2)] ) cylinder( r=M8_nut_diameter/2, h=7, $fn=6 );
}
if(with_extra_parts)
cyclone_rod_z_gear_extras(exploded_distance = (exploded ?8:0));
module cyclone_rod_z_gear_extras(exploded_distance=false) {
echo("Non-Plastic Parts, 2, Nut M8 for rod_gear");
translate([0,0,0.8*8+nut_separation/2+exploded_distance]) rotate([180,0,0]) color(Steel) flat_nut(8);
translate([0,0,-0.8*8-10/2-exploded_distance]) rotate([0,0,0]) color(Steel) flat_nut(8);
}
}
cyclone_rod_z_gear();

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@ -68,7 +68,7 @@ module beveledBase(size=[100,200,10], radius=10, res=15, renderPart=false, echoP
include <MCAD/nuts_and_bolts.scad>
module hole_for_screw(size=3,length=20,nutDepth=5,nutAddedLen=0,captiveLen=0,tolerance=0.35,rot=0, echoPart=false) {
module hole_for_screw(size=3,length=20,nutDepth=5,nutAddedLen=0,captiveLen=0,tolerance=0.45,rot=0, echoPart=false) {
radius = METRIC_NUT_AC_WIDTHS[size]/2+tolerance;
height = METRIC_NUT_THICKNESS[size]+tolerance;
translate([0,-length/2,0]) {

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