From 8e11f0a5a82e911b9b60acf18a32197d798cb65c Mon Sep 17 00:00:00 2001 From: Michael Krelin Date: Fri, 15 Jul 2016 12:59:07 +0000 Subject: add the original x-carriage as seen at http://www.thingiverse.com/thing:833722/ --- diff --git a/X-Axis_carridge2.scad b/X-Axis_carridge2.scad new file mode 100644 index 0000000..d7285b9 --- a/dev/null +++ b/X-Axis_carridge2.scad @@ -0,0 +1,144 @@ +part="mount"; //mount or carridge + +// LM8UU dimentions +LM8UU_length = 25; +LM8UU_diameter = 15; + +// X Axis dimensions +x_rod_spacing = 45; +x_rod_radius = 4; + +//Belt +belt_thickness_no_tooth = 0.75; +belt_thickness_tooth = 1.45; +belt_double = belt_thickness_no_tooth+belt_thickness_tooth+0.5; + +//Carriage +carriage_width = 30; +carriage_padding = 0.1; +carriage_height = x_rod_spacing+LM8UU_diameter+carriage_padding*2; +carriage_depth = 12; + +//cyclops +heatbreak_x1=6; +heatbreak_x2=24; +heatbreak_z1=3; +heatbreak_z2=11; +heatbreak_diameter=4; +heatsink_baseline=carriage_padding*2+LM8UU_diameter-1; +mount_x1=15; +mount_z1=10; +mount_x2=10.5; +mount_z2=20; +mount_x3=19.5; +mount_z3=20; +mount_diameter=3.8; + +module tie(){ + difference(){ + rotate([0,90,0]) cylinder(d=LM8UU_diameter+10, h=4, $fn=50); + rotate([0,90,0]) cylinder(d=LM8UU_diameter+3, h=4, $fn=50); + } +} + +module heatbreak_hole(){ + rotate([-90,0,0]) cylinder(d=heatbreak_diameter, h=carriage_depth*2+10, $fn=50); + //translate([0,-4,0]) rotate([-90,0,0]) cylinder(d=heatbreak_diameter+3, h=carriage_depth+2, $fn=100); +} + +module mount_hole(){ + rotate([-90,0,0]) cylinder(d=mount_diameter, h=carriage_depth*2+10, $fn=50); + if (part=="carridge") translate([0,-4,0]) rotate([-90,0,0]) cylinder(d=mount_diameter+3, h=carriage_depth+2, $fn=50); +} + +module lug_hole(){ + rotate([-90,0,0]) cylinder(d=4, h=carriage_depth+2, $fn=50); + //translate([0,0,-2]) rotate([-90,0,0]) cylinder(d=5, h=carriage_depth+2, $fn=100); +} + + +difference(){ + if (part=="carridge") { + //back plane + cube(size=[carriage_width,carriage_depth,carriage_height+1]); + } + else if (part=="mount") { + local_height = x_rod_spacing-LM8UU_diameter-carriage_padding*2-3; + translate([0,8,LM8UU_diameter+carriage_padding*2]) + cube(size=[carriage_width,8,local_height]); + } + + if (part=="carridge"){ + //LM8UU + translate([2.5,0,carriage_padding+LM8UU_diameter/2]) rotate([0,90,0]) cylinder(d=LM8UU_diameter, h=LM8UU_length, $fn=50); + translate([2.5,0,carriage_height-carriage_padding-LM8UU_diameter/2]) rotate([0,90,0]) cylinder(d=LM8UU_diameter, h=LM8UU_length, $fn=50); + + //ties + translate([8,0,carriage_padding+LM8UU_diameter/2]) tie(); + translate([carriage_width-12,0,carriage_padding+LM8UU_diameter/2]) tie(); + translate([6,0,carriage_height-carriage_padding-LM8UU_diameter/2]) tie(); + translate([carriage_width-10,0,carriage_height-carriage_padding-LM8UU_diameter/2]) tie(); + + translate([8,-1,-1]) cube(size=[4,LM8UU_diameter/2,3]); + translate([carriage_width-12,-1,-1]) cube(size=[4,LM8UU_diameter/2,3]); + + //translate([8,LM8UU_diameter/2-.01,LM8UU_diameter/8]) cube(size=[3,carriage_depth,LM8UU_diameter/3*2+1]); + // translate([carriage_width-11,LM8UU_diameter/2-.01,LM8UU_diameter/8]) cube(size=[3,carriage_depth,LM8UU_diameter/3*2+1]); + + //rods + translate([-1,0,carriage_padding+x_rod_radius+3.5]) rotate([0,90,0]) cylinder(r=x_rod_radius+2, h=carriage_width+2, $fn=50); + translate([-1,0,carriage_height-x_rod_radius-3.5-carriage_padding]) rotate([0,90,0]) cylinder(r=x_rod_radius+2, h=carriage_width+2, $fn=50); + + //belt + translate([-1,-1,LM8UU_diameter+carriage_padding*2+1]) difference(){ + local_height = x_rod_spacing-LM8UU_diameter-carriage_padding*2-5; + cube(size=[carriage_width+2,8,local_height]); + + //posts + translate([3,-1,12.5]) lug_hole(); + translate([29,-1,12.5]) lug_hole(); + //channels + translate([0,0,carriage_padding*2]){ + difference() { + union() { + translate([1,-1,local_height-belt_double-5]) cube(size=[4,10,5]); + translate([27,-1,local_height-belt_double-5]) cube(size=[4,10,5]); + + translate([5,0,local_height-belt_double-2.5]) rotate([-90,0,0]) cylinder(d=5,h=100,$fn=50); + translate([27,0,local_height-belt_double-2.5]) rotate([-90,0,0]) cylinder(d=5,h=100,$fn=50); + } + translate([5,0,local_height-belt_double-2.5]) rotate([-90,0,0]) cylinder(d=3.5,h=100,$fn=50); + translate([27,0,local_height-belt_double-2.5]) rotate([-90,0,0]) cylinder(d=3.5,h=100,$fn=50); + } + } + } + } + + //Cyclops heatbreak + translate([heatbreak_x1,-1,heatbreak_z1+heatsink_baseline]) heatbreak_hole(); + translate([heatbreak_x2,-1,heatbreak_z1+heatsink_baseline]) heatbreak_hole(); + translate([heatbreak_x1,-1,heatbreak_z2+heatsink_baseline]) heatbreak_hole(); + translate([heatbreak_x2,-1,heatbreak_z2+heatsink_baseline]) heatbreak_hole(); + + //Cyclops mount + translate([mount_x1,-1,mount_z1+heatsink_baseline]) mount_hole(); + translate([mount_x2,-1,mount_z2+heatsink_baseline]) mount_hole(); + translate([mount_x3,-1,mount_z3+heatsink_baseline]) mount_hole(); + + //cooling + if (part=="mount") translate([0.001,7,LM8UU_diameter+carriage_padding*2-1]){ + local_height = x_rod_spacing-LM8UU_diameter-carriage_padding*2+2; + translate([2,0,0]) cube(size=[2,3,local_height]); + translate([6,0,0]) cube(size=[2,3,local_height]); + translate([10,0,0]) cube(size=[2,3,local_height]); + translate([14,0,0]) cube(size=[2,3,local_height]); + translate([18,0,0]) cube(size=[2,3,local_height]); + translate([22,0,0]) cube(size=[2,3,local_height]); + translate([26,0,0]) cube(size=[2,3,local_height]); + } + + + //translate([-1,LM8UU_diameter/2+1,-1]) cube(size=[carriage_width+2,carriage_depth-LM8UU_diameter/2+1,LM8UU_diameter]); +} + + -- cgit v0.9.0.2