scad/x-end-motor.scad

   1 // PRUSA iteration3
   2 // X end motor
   3 // GNU GPL v3
   4 // Josef Průša <iam@josefprusa.cz> and contributors
   5 // http://www.reprap.org/wiki/Prusa_Mendel
   6 // http://prusamendel.org
   7 // Alterations for reprap Wilson by Martin Rice <mrice411@gmail.com>
   8
   9 use <x-end.scad>
  10
  11 offs_adjuster_y = 5.5;
  12 adj_block_x = 12;
  13 adj_block_y = 10;
  14 adj_block_z = 32;
  15 motor_offs_z = 0;
  16
  17 module adjustomatic() {
  18
  19    difference() {
  20        translate(v=[-(15+17/2+adj_block_x/2),offs_adjuster_y,58-adj_block_z/2])
  21           cube(size=[adj_block_x,adj_block_y,adj_block_z],center=true);
  22
  23        translate(v=[-(15+17/2+adj_block_x/2)-5,offs_adjuster_y,58-adj_block_z/2-8])
  24          rotate([0,-30,0]) cube(size=[adj_block_x,adj_block_y+2,adj_block_z],center=true);
  25
  26        translate(v=[-(15+17/2+adj_block_x/2-1),offs_adjuster_y,58-adj_block_z/2-3])
  27           cube(size=[adj_block_x,adj_block_y-2,adj_block_z-2],center=true);
  28
  29        translate(v=[-(15+17/2+adj_block_x/2),offs_adjuster_y,58-adj_block_z/2+14])
  30            {
  31          rotate([0,0,30]) #cylinder(h = 4, r=3.1, $fn = 6);
  32          translate([0,0,-20]) #cylinder(h=30,r=2,$fn=16);
  33 }
  34
  35    }
  36
  37 }
  38
  39 module pocket_endstop()
  40 {
  41 translate([-7,-40,0])
  42     difference() {
  43        union() {  translate([-1.5,0,0]) cube(size=[9,16,22]);
  44                   translate([3,12,20]) cylinder(r=4,h=10,$fn=16);
  45                   translate([-10,50,57.9]) rotate([90,0,0]) cube(size=[9,4,30]);
  46        }
  47
  48     translate([0,-1,1]) cube(size=[6,16,20]);
  49     #translate([3,12,20]) cylinder(r=3,h=21,$fn=16);
  50     // grove for wiring along bottom
  51     #translate([-9,50.5,58]) rotate([90,0,0]) cube(size=[7,3,31]);
  52     // screw holes for endstop switch
  53     #translate([-2,7,1.5+5.5]) rotate([0,90,0]) cylinder(r=1.5,h=15);
  54     #translate([-2,7,1.5+5.5+9.5]) rotate([0,90,0]) cylinder(r=1.5,h=15);
  55     #translate([0,-3,15]) cube(size=[6,15,20]);
  56     }
  57 }
  58
  59 module x_end_motor_base(){
  60  x_end_base();
  61  // motor arm
  62  translate(v=[-15,31,26.5+motor_offs_z]) cube(size = [17,44,53], center = true);
  63  // z stop adjuster
  64  adjustomatic();
  65  // x endstop holder
  66  pocket_endstop();
  67 }
  68
  69 module x_end_motor_holes(){
  70  x_end_holes();
  71  // Position to place
  72  translate(v=[-1,32,30.25+motor_offs_z]){
  73   // Belt hole
  74   translate(v=[-14,1,0]) cube(size = [10,46,22], center = true);
  75   // Motor mounting holes
  76   translate(v=[20,-15.5,-15.5]) rotate(a=[0,-90,0]) rotate(a=[0,0,90]) cylinder(h = 70, r=1.8, $fn=30);
  77   #translate(v=[1,-15.5,-15.5]) rotate(a=[0,-90,0]) rotate(a=[0,0,90]) cylinder(h = 12, r=3.2, $fn=30);
  78
  79
  80   translate(v=[20,-15.5,15.5]) rotate(a=[0,-90,0]) rotate(a=[0,0,90]) cylinder(h = 70, r=1.8, $fn=30);
  81   #translate(v=[1,-15.5,15.5]) rotate(a=[0,-90,0]) rotate(a=[0,0,90]) cylinder(h = 12, r=3.2, $fn=30);
  82
  83
  84   translate(v=[20,15.5,-15.5]) rotate(a=[0,-90,0]) rotate(a=[0,0,90]) cylinder(h = 70, r=1.8, $fn=30);
  85   #translate(v=[1,15.5,-15.5]) rotate(a=[0,-90,0]) rotate(a=[0,0,90]) cylinder(h = 12, r=3.2, $fn=30);
  86
  87
  88   translate(v=[20,15.5,15.5]) rotate(a=[0,-90,0]) rotate(a=[0,0,90]) cylinder(h = 70, r=1.8, $fn=30);
  89   #translate(v=[1,15.5,15.5]) rotate(a=[0,-90,0]) rotate(a=[0,0,90]) cylinder(h = 12, r=3.2, $fn=30);
  90
  91   // Material saving cutout
  92   translate(v=[-10,12,10]) cube(size = [60,42,42], center = true);
  93
  94   // Material saving cutout
  95   translate(v=[-10,40,-30]) rotate(a=[45,0,0])  cube(size = [60,42,42], center = true);
  96   // Motor shaft cutout
  97   translate(v=[0,0,0]) rotate(a=[0,-90,0]) rotate(a=[0,0,90]) cylinder(h = 70, r=17, $fn=6);
  98
  99    #translate([-5,-59,13]) difference() { cylinder(r=4,h=5);
 100                                           translate([0,0,-1]) cylinder(r=2.5,h=7);
 101                                         }
 102  }
 103 }
 104
 105 // Final part
 106 module x_end_motor(){
 107  difference(){
 108   x_end_motor_base();
 109   x_end_motor_holes();
 110  }
 111 }
 112
 113 x_end_motor();