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more parts for assembly instruction

pull/9/head
Glen Chung 2013-10-15 23:39:03 +08:00
parent 3a69141e0a
commit 03774e6530
1 changed files with 47 additions and 18 deletions
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65
Hardware/Development/Y_axis/motor_stand.scad
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@ -9,6 +9,7 @@ include <MCAD/stepper.scad>
include <MCAD/bearing.scad>
include <MCAD/metric_fastners.scad>
include <MCAD/nuts_and_bolts.scad>
include <MCAD/materials.scad>
use <../libs/obiscad/bcube.scad>
use <../libs/build_plate.scad>
use <../Gears/rod_gear.scad>
@ -59,7 +60,7 @@ Cyclone_Nema17 = [
[NemaSideSize, 42.30*mm],
[NemaDistanceBetweenMountingHoles, 31.0*mm],
[NemaMountingHoleDiameter, 4*mm],
[NemaMountingHoleDepth, 4.5*mm],
[NemaMountingHoleDepth, 5.5*mm], //actual is 4.5mm, motor() module is generating 1mm short
[NemaMountingHoleLip, -1*mm],
[NemaMountingHoleCutoutRadius, 0*mm],
[NemaEdgeRoundingRadius, 7*mm],
@ -105,25 +106,38 @@ module motorHolesY() {
}
module motor_stand_no_base(with_motor=true, with_extra_parts=false) {
// -- stepper, bearing, washer, nuts ---
// --- additional parts for assembly instruction ---
if(with_motor && with_extra_parts) {
translate([motor_width/2,motor_width/2,0]) {
// --- Nema 17 Stepper ---
rotate([0,180,0])
translate([0,0,-1])
motor(Cyclone_Nema17, NemaLengthLong);
translate([0,0,12+5.5])
{
rotate([180, 0, 0]) cyclone_motor_gear();
// --- Motor Gear ---
translate([0,0,12+5.5]) {
rotate([180, 0, 30]) cyclone_motor_gear();
}
// --- M3 x 8mm grub screw to attach Gear to motor shaft ---
translate([-2.5,0,12-3]) rotate([0, -90, 0]) color(Steel) cylinder(r=1.5, h=8);
}
translate([motor_width/2,motor_width/2,wall_thickness/2]) {
rotate([0,0,15]) translate([0,axis_distance,2.5-wall_thickness/2]) {
bearing(model=608);
translate([0,0,7]) flat_nut(8);
translate([0,0,1.5-wall_thickness/2+5+2.5+7+3]) rotate([0,180,0]) cyclone_rod_gear();
translate([0,0,1.5-wall_thickness/2+5+2.5+7+3+1.5++10]) rotate([0,180,0]) flat_nut(8);
// --- Bearing ---
bearing(model=608);
// --- M8 Nut ---
translate([0,0,7]) color(Steel) flat_nut(8);
// --- Rod Gear ---
translate([0,0,1.5-wall_thickness/2+5+2.5+7+3]) rotate([0,180,15]) cyclone_rod_gear();
// --- M8 Nut ---
translate([0,0,1.5-wall_thickness/2+5+2.5+7+3+1.5++10]) rotate([0,180,0]) color(Steel) flat_nut(8);
}
}
// --- M3 x 6mm bolts for holding the motor ---
for(i=[-1,1]) for(j=[-1,1])
translate([motor_width/2,motor_width/2,wall_thickness/2])
translate([i*motor_screw_distance/2,j*motor_screw_distance/2,2.5-wall_thickness/2]) {
rotate([0,180,0]) color(Steel) boltHole(size=3, length=6);
}
}
difference() {
@ -149,7 +163,7 @@ difference() {
} // End of difference
translate([motor_width/2,motor_width/2,wall_thickness/2])
rotate([0,0,15]) translate([0,axis_distance,2.5-wall_thickness/2]) {
rotate([0,0,15]) translate([0,axis_distance,2.5-wall_thickness/2]) color(Steel) {
if(!with_motor && with_extra_parts) {
bearing(model=608);
translate([0,0,7]) washer(8);
@ -158,7 +172,7 @@ difference() {
}
}
module holder(h=35,noScrews=false,base_width_inc=0) {
module holder(h=35,noScrews=false,base_width_inc=0, with_extra_parts=false) {
difference() {
union() {
translate([wall_height-bottom_thickness,0]) {
@ -179,14 +193,25 @@ module holder(h=35,noScrews=false,base_width_inc=0) {
cylinder(r=base_screw_diameter/2,h=100,center=true,$fn=7);
}
} // End of difference
// --- Self tapping screw 2.9 x 16mm ---
if(with_extra_parts) {
translate([wall_height,base_width/2+2.5,base_length/1.5]) color(Steel)
rotate([0,90,0]) {
translate([-5,0,-bottom_thickness-.2])
csk_bolt(2.9, 16);
translate([5,0,-bottom_thickness-.2])
csk_bolt(2.9, 16);
}
}
}
module motor_stand(with_motor=true, with_extra_parts=false) {
union() {
motor_stand_no_base(with_motor=with_motor, with_extra_parts=with_extra_parts);
translate([0,wall_width]) holder(noScrews=true);
translate([0,52.4-5/2]) holder(h=12,base_width_inc=1);
translate([0,-wall_extraWidth_left+base_width]) scale([1,-1,1]) holder();
translate([0,wall_width]) holder(noScrews=true, with_extra_parts=false);
translate([0,52.4-5/2]) holder(h=12,base_width_inc=1, with_extra_parts=with_extra_parts);
translate([0,-wall_extraWidth_left+base_width]) scale([1,-1,1]) holder(with_extra_parts=with_extra_parts);
}
}
@ -195,11 +220,15 @@ module idle_stand(with_extra_parts=false) {
union() {
intersection() { // Remove the motor part
motor_stand(with_motor=false, with_extra_parts=with_extra_parts);
translate([wall_height/2,wall_width/2+52.4-(wall_width+wall_extraWidth_right-52.4),wall_thickness/2])
bcube([wall_height,wall_width,100],cr=4,cres=10);
union() {
translate([wall_height/2,wall_width/2+52.4-(wall_width+wall_extraWidth_right-52.4),wall_thickness/2])
bcube([wall_height,wall_width,100],cr=4,cres=10);
translate([wall_height/2,wall_width/2+52.4-(wall_width+wall_extraWidth_right-52.4),wall_thickness/2])
bcube([wall_height*2,wall_width/6,100],cr=4,cres=10); //keep self tapping screw
}
}
translate([0,wall_width+5-2*(wall_width+wall_extraWidth_right-52.4)]) holder(noScrews=true);
translate([0,52.4+5/2]) scale([1,-1,1]) holder(h=15,base_width_inc=1);
translate([0,wall_width+5-2*(wall_width+wall_extraWidth_right-52.4)]) holder(noScrews=true, with_extra_parts=with_extra_parts);
translate([0,52.4+5/2]) scale([1,-1,1]) holder(h=15,base_width_inc=1, with_extra_parts=with_extra_parts);
}
if(!with_motor && with_extra_parts) {
translate([0,motor_width-19.8/2,wall_thickness])