-// PRUSA iteration3
-// X carriage
-// GNU GPL v3
-// Josef Průša <josefprusa@me.com>
-// Václav 'ax' Hůla <axtheb@gmail.com>
-// http://www.reprap.org/wiki/Prusa_Mendel
-// http://github.com/prusajr/PrusaMendel
-
-include <configuration.scad>
-use <bushing.scad>
-
-carriage_l = 70;
-
-//upper (long) bearing
-translate([0,0,0]) rotate([0,0,180]) {
- if (bearing_choice == 2) {
- linear_bearing(carriage_l, fillet = true);
- //%linear_bushing(carriage_l);
- } else {
- linear_bushing(carriage_l);
- //%linear_bearing(carriage_l);
- }
-}
-
-//lower bearing
-translate([45,0,0]) {
- if (bearing_choice == 2) {
- linear_bearing(fillet =true);
- //%linear_bushing(25);
- } else {
- linear_bushing(27);
- //%linear_bearing(30);
- }
-}
-
-// main plate
-difference(){
- translate([5,-10,0]) cube_fillet([45-10,5,carriage_l], radius=2);
- translate([55,-17.5, 67]) rotate([0,70,0]) cube([80,60,60], center = true);
-}
-
-//reduce springiness
-
-translate([6,5,20]) cube([32,5,8]);
-
-/*
-// mounting plate
-difference(){
- translate([2.5-13.8/2, -17.5,35]) cube([5,35,carriage_l], center = true);
- translate([2.5-13.8/2, -17.5,35]) cube([7,25,25], center = true);
- translate([0,-17.5, 35-25]) rotate([0,-90,0]) cylinder(h = 80, r=2.5, $fn=30);
- translate([0,-17.5, 35+25]) rotate([0,-90,0]) cylinder(h = 80, r=2.5, $fn=30);
-}
-*/
-
-translate([45/2,0,0]){
-
- // belt dummy
- %translate([0,0,carriage_l/2]) cube([20,6,carriage_l], center = true);
-
- //belt flat side
- translate([-11,0,carriage_l/2]) cube_fillet([2,14,carriage_l], vertical = [3,0,0,0], center = true);
-
- difference(){
- translate([-5.5,0,carriage_l/2]) cube_fillet([7,14,carriage_l], vertical = [2,2,0,0], center = true);
- translate([-5.5,0,carriage_l/2]) cube([9,10,40], center = true);
-
- intersection() {
- for (i = [0 : carriage_l/belt_tooth_distance])
- {
- translate([-8.5, 0, 1+i*belt_tooth_distance]) cube([2, 10, belt_tooth_distance*belt_tooth_stride], center = true);
- }
- translate([0, 0, carriage_l/2]) cube([20, 10, carriage_l], center = true);
- }
- }
-
-}
+// PRUSA iteration3
+// X carriage
+// GNU GPL v3
+// Josef Průša <josefprusa@me.com>
+// Václav 'ax' Hůla <axtheb@gmail.com>
+// http://www.reprap.org/wiki/Prusa_Mendel
+// http://github.com/prusajr/PrusaMendel
+
+include <configuration.scad>
+use <bushing.scad>
+// mounting plate
+use <extras/groovemount.scad>
+
+carriage_l = 74;
+carriage_hole_to_side = 5;
+carriage_hole_height = 4;
+
+
+module x_carriage(){
+ mirror([1,0,0]) {
+ difference() {
+ union() {
+ //upper bearing
+ rotate([0,0,180]) {
+ if (bearing_choice == 2) {
+ linear_bearing(fillet = true);
+ } else {
+ linear_bushing(27);
+ }
+ }
+
+ //lower bearing
+ translate([xaxis_rod_distance,0,0]) {
+ if (bearing_choice == 2) {
+ linear_bearing(carriage_l, fillet = true);
+ } else {
+ linear_bushing(carriage_l);
+ }
+ }
+
+ // main plate
+ //difference(){
+ translate([14,-10,0]) cube_fillet([xaxis_rod_distance - 19,6,carriage_l], radius=2);
+ translate([5.5,-10,0]) cube_fillet([xaxis_rod_distance - 11,6,28], radius=2);
+
+ //translate([55,-17.5, 67]) rotate([0,70,0]) cube([80,60,60], center = true);
+ //}
+
+ //reduce springiness
+
+ translate([6,5,20]) cube([xaxis_rod_distance - 13,5,8]);
+
+
+ translate([20,0,carriage_hole_to_side]) {
+ rotate([90,0,0]) cylinder(r=(carriage_hole_to_side > 5 ? 5 : carriage_hole_to_side), h=12, center=true);
+ }
+ translate([20,0,carriage_l - carriage_hole_to_side]) {
+ rotate([90,0,0]) cylinder(r=(carriage_hole_to_side > 5 ? 5 : carriage_hole_to_side), h=12, center=true);
+ }
+
+ translate([45/2,0,0]){
+
+ // belt dummy
+ %translate([0,0,carriage_l/2]) cube([20,6,carriage_l], center = true);
+
+ //belt flat side
+* difference() {
+ translate([-13.5,0,carriage_l/2]) cube_fillet([7,14,carriage_l], vertical = [3,3,0,0], center = true);
+ translate([-45/2,0,0]) bushing_negative();
+ }
+
+ difference(){
+ translate([-3.0,0,carriage_l/2]) cube_fillet([11,14,carriage_l], vertical = [2,2,0,0], center = true);
+ #translate([-3.5,0,(carriage_l+28)/2]) cube([13,10,20], center = true);
+ translate([-8.5, 0, 0]) cube([2, 10, 28*2+1], center = true);
+ translate([0,0,28]) intersection() {
+ for (i = [0 : (carriage_l-28)/belt_tooth_distance])
+ {
+ translate([-8.5, 0, 1+i*belt_tooth_distance]) cube([2, 10, belt_tooth_distance*belt_tooth_stride], center = true);
+ }
+ translate([0, 0, carriage_l/2]) cube([20, 10, carriage_l], center = true);
+ }
+ }
+
+ }
+ }
+ #translate([20,-2,carriage_hole_to_side]) {
+ rotate([90,0,0]) cylinder(r=2.2, h=22, center=true);
+ translate([0,3,0]) rotate([90,90,0]) cylinder(r=9/2, h=carriage_hole_height, $fn=6, center=true);
+ translate([0,3,-3]) cube([8,carriage_hole_height,8], center=true);
+ }
+ #translate([20,-2,carriage_l-carriage_hole_to_side]) {
+ rotate([90,0,0]) cylinder(r=2.2, h=22, center=true);
+ translate([0,3,0]) rotate([90,90,0]) cylinder(r=9/2, h=carriage_hole_height, $fn=6, center=true);
+ translate([0,3,3]) cube([8,carriage_hole_height,8], center=true);
+ }
+ translate([20,-10,(carriage_l+28)/2]) {
+ translate([0,0,m3_nut_diameter/-2]) cube([2.3,m3_nut_diameter_bigger,m3_nut_diameter+0.3]);
+ translate([0,m3_nut_diameter_bigger/2,0]){
+ rotate([0, 90,0]) cylinder(r=3.2/2,h=10);
+ rotate([0,-90,0]) cylinder(r=3.2/2,h=30);
+ }
+ }
+ }
+ }
+
+ module holding_plate(){
+ translate([13,-10,0]){
+ difference(){
+ translate([2.5-13.8/2, -17.5,35]) cube([5,35,carriage_l], center = true);
+ translate([2.5-13.8/2, -17.5,35]) cube([7,25,25], center = true);
+ translate([0,-17.5, 35-25]) rotate([0,-90,0]) cylinder(h = 80, r=2.5, $fn=30);
+ translate([0,-17.5, 35+25]) rotate([0,-90,0]) cylinder(h = 80, r=2.5, $fn=30);
+ }
+
+ %translate([-7, -18 ,carriage_l/2]) rotate([-90,0,90]) groovemount();
+ }
+ }
+}
+
+module x_beltclamp(){
+ translate([2,0,0]) difference(){
+ cube_fillet([carriage_l-32,17,7]);
+ translate([carriage_l-32,m3_nut_diameter_bigger,0]/2){
+ cylinder(r=3.2/2,h=30);
+ translate([0,0,7]) mirror([0,0,1]) screw(slant=false,r=1.7,head_drop=3);
+
+ }
+ }
+}
+
+x_carriage();
+translate([carriage_l/-2-10,12,0]) x_beltclamp();
+%translate([-13,-10,carriage_l]) rotate([90,90,90]) x_beltclamp();
+//holding_plate();