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add motor, linear bearing, bolts, nuts for Z carriage

pull/9/head
Glen Chung 2013-10-20 01:52:37 +08:00
parent 74b74a9092
commit 263cd14a8c
2 changed files with 84 additions and 9 deletions
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2
Hardware/Development/Cyclone_Template/template.scad
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@ -158,7 +158,7 @@ module X_carriage() {
module Z_carriage_piece() { module Z_carriage_piece() {
translate([0,0,41]) translate([0,0,41])
rotate([0,0,90]) rotate([0,0,90])
Z_carriage_assembled(); Z_carriage_assembled(with_extra_parts=Display_Extra_Parts, exploded=Exploded_Drawing);
} }
module cnc(show_printbed = 1) { module cnc(show_printbed = 1) {

91
Hardware/Development/XZ_axis/Z_carriage.scad
View File

@ -7,15 +7,21 @@
* by Harry Binnema. * by Harry Binnema.
*/ */
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/obiscad/bcube.scad>
use <../libs/build_plate.scad> use <../libs/build_plate.scad>
use <../libs/Write/Write.scad> use <../libs/Write/Write.scad>
use <../libs/linear_bearing.scad>
spindle_motor_diam_top = 26*2; spindle_motor_diam_top = 26*2;
spindle_motor_diam = 26*2; spindle_motor_diam = 26*2;
spindle_holder_thickness = 8; spindle_holder_thickness = 8;
spindle_holder_distance = 46; spindle_holder_distance = linearBearing_L("LM8UU")*2+3;
spindle_motor_length = 100; spindle_motor_length = 90;
bottom_thickness = 4; bottom_thickness = 4;
base_width = 20; base_width = 20;
@ -54,6 +60,28 @@ textThickness = 1;
LM8UU_dia = 15.4; LM8UU_dia = 15.4;
Cyclone_Nema17 = [
[NemaModel, 17],
[NemaLengthShort, 33*mm],
[NemaLengthMedium, 39*mm],
[NemaLengthLong, 48*mm],
[NemaSideSize, 42.30*mm],
[NemaDistanceBetweenMountingHoles, 31.0*mm],
[NemaMountingHoleDiameter, 4*mm],
[NemaMountingHoleDepth, 5.5*mm], //actual is 4.5mm, motor() module is generating 1mm short
[NemaMountingHoleLip, -1*mm],
[NemaMountingHoleCutoutRadius, 0*mm],
[NemaEdgeRoundingRadius, 7*mm],
[NemaRoundExtrusionDiameter, 22*mm],
[NemaRoundExtrusionHeight, 1.9*mm],
[NemaAxleDiameter, 5*mm],
[NemaFrontAxleLength, 24*mm],
[NemaBackAxleLength, 15*mm],
[NemaAxleFlatDepth, 0.5*mm],
[NemaAxleFlatLengthFront, 15*mm],
[NemaAxleFlatLengthBack, 14*mm]
];
module dummySpindle() { module dummySpindle() {
translate([0,0,-length]) { translate([0,0,-length]) {
translate([0,0,spindle_motor_length-5]) color([0.95,0.95,0.95]) cylinder(r=26,h=30,$fn=60); translate([0,0,spindle_motor_length-5]) color([0.95,0.95,0.95]) cylinder(r=26,h=30,$fn=60);
@ -205,7 +233,7 @@ translate([wall_height/2,wall_width-4,0])
//for display only, doesn't contribute to final object //for display only, doesn't contribute to final object
//build_plate(3,200,200); //build_plate(3,200,200);
module Z_carriage(showSpindle=false,top_part=true) { module Z_carriage(showSpindle=false,top_part=true, with_extra_parts=false, exploded=false) {
difference() { difference() {
rotate([0,0,-90]) translate([-wall_height/2,-Z_threaded_pos,0]) { rotate([0,0,-90]) translate([-wall_height/2,-Z_threaded_pos,0]) {
@ -235,15 +263,62 @@ module Z_carriage(showSpindle=false,top_part=true) {
} }
if(showSpindle) rotate([0,0,-90]) translate([0,wall_width-4-Z_threaded_pos,0]) if(showSpindle) rotate([0,0,-90]) translate([0,wall_width-4-Z_threaded_pos,0])
translate([0,38,-20+8]) dummySpindle(); translate([0,38,-20+8]) dummySpindle();
if(with_extra_parts) {
Z_carriage_extras(top_part=top_part, exploded_distance=exploded?27:0);
}
} }
module Z_carriage_assembled() { module Z_carriage_extras(top_part=true, exploded_distance=0) {
Z_carriage(showSpindle=true,top_part=false); if(top_part) {
translate([0,0,3+spindle_holder_distance]) rotate([180,0,0]) Z_carriage(showSpindle=false,top_part=true); echo("PART: 1 x Nema 17 for Z axis");
translate([-motor_width/2,0,1-exploded_distance])
rotate([0,180,0])
motor(Cyclone_Nema17, NemaLengthLong);
echo("PART: 4 x M3 x 6mm for Z motor");
for(i=[-1,1]) for(j=[-1,1])
translate([-motor_width/2,0,0])
translate([i*motor_screw_distance/2,j*motor_screw_distance/2,2.5+exploded_distance*0.7]) {
rotate([0,180,0]) color(Steel) boltHole(size=3, length=6);
}
}
if(top_part)
echo("PART: 2 x LM8UU for Z_carriage top part");
else
echo("PART: 2 x LM8UU for Z_carriage bottom part");
rotate([0,0,-90])
translate([-wall_height/2,-Z_threaded_pos,0]) {
translate([wall_height/2-Z_smooth_rods_sep/2,Z_threaded_pos,0])
translate([0,0,1.5-exploded_distance])
linearBearing(model="LM8UU");
translate([wall_height/2+Z_smooth_rods_sep/2,Z_threaded_pos,0])
translate([0,0,1.5-exploded_distance])
linearBearing(model="LM8UU");
}
if(top_part) {
echo("PART: 1 x M3 x 20 mm for Z_carriage part");
echo("PART: 1 x M3 nut forZ_carriage top part");
}
else {
echo("PART: 1 x M3 x 20 mm for Z_carriage bottom part");
echo("PART: 1 x M3 nut for Z_carriage bottom part");
}
rotate([0,top_part ? 0:180,-90]) translate([-wall_height/2,0,0])
translate([wall_height/2,wall_width+(top_part?-1:-1.5),0]) {
translate ([spindle_motor_diam/2+15,exploded_distance,top_part ? wall_thickness/2:-wall_thickness/2]) rotate([90,0,0])
color(Steel) boltHole(size=3, length=20);
translate ([spindle_motor_diam/2+15,-20.4-0.5*exploded_distance,top_part ? wall_thickness/2:-wall_thickness/2]) rotate([90,0,180])
color(Steel) flat_nut(3);
}
} }
//Z_carriage(top_part=true); module Z_carriage_assembled(with_extra_parts=false, exploded=false) {
//Z_carriage(top_part=false); Z_carriage(showSpindle=true,top_part=false,with_extra_parts=with_extra_parts, exploded=exploded);
translate([0,0,spindle_holder_distance]) rotate([180,0,0]) Z_carriage(showSpindle=false,top_part=true,
,with_extra_parts=with_extra_parts, exploded=exploded);
}
Z_carriage_assembled(); Z_carriage_assembled();