x-end.scad

   1 use <bushing.scad>
   2 rod_distance = 45;
   3
   4 module x_end_motor(){
   5
   6
   7 union(){
   8 %translate(v=[0,0,0.5]) cube(size = [42,42,1], center = true);
   9 rotate(a=[0,0,-90]) translate(v=[0,-9.5,0]) z_linear_bearings();
  10
  11 translate(v=[0,17,0]) %cylinder(h = 70, r=2.5);
  12
  13 // Nut trap
  14 difference(){
  15 translate(v=[-2,17.5,4]) cube(size = [16,15,8], center = true);
  16
  17 //bottom hole
  18 translate(v=[0,17,-1]) cylinder(h = 4, r=2.45);
  19 // nut slid in
  20 translate(v=[5,17,4]) cube(size = [21,9.5,4.1], center = true);
  21
  22 translate(v=[0,17,6.5]) cylinder(h = 4, r=2.45);
  23
  24
  25 }
  26 }
  27
  28
  29 //rod holder
  30
  31 difference(){
  32 translate(v=[-4.5-10+2-1,17.5-10+2,30]) cube(size = [15+2,35+4,60], center = true);
  33 translate(v=[0,0,26]) cube(size = [19,19,80], center = true);
  34
  35 // belt hole
  36 translate(v=[-5.5-10+1.5,22-10,30]) cube(size = [10,46,32], center = true);
  37
  38
  39
  40 translate(v=[-14,-9,6]) rotate(a=[-90,0,0]) pushfit_rod(8,50);
  41 translate(v=[-14,-9,rod_distance+6]) rotate(a=[-90,0,0]) pushfit_rod(8,50);
  42
  43 }
  44 /// motor dummy
  45 %translate(v=[21-5,-21-11,25]) cube(size = [42,42,42], center = true);
  46
  47
  48 difference(){
  49 translate(v=[-4.5-10+2-1,-21-11+1,26.5]) cube(size = [17,44,53], center = true);
  50
  51 // motor screw holes
  52 translate(v=[21-5,-21-11,30.25]){
  53         // belt hole
  54         translate(v=[-30,1,0]) cube(size = [10,46,22], center = true);
  55         translate(v=[-10,-15.5,-15.5]) cube(size = [60,3.5,3.5], center = true);
  56
  57
  58         translate(v=[-10,-15.5,15.5]) cube(size = [60,3.5,3.5], center = true);
  59         translate(v=[-10,15.5,-15.5]) cube(size = [60,3.5,3.5], center = true);
  60
  61         translate(v=[-10,15.5,15.5]) cube(size = [60,3.5,3.5], center = true);
  62
  63         // material saving cutout
  64         translate(v=[-10,-40,-30]) rotate(a=[45,0,0])  cube(size = [60,42,42], center = true);
  65         translate(v=[0,0,0]) rotate(a=[0,-90,0]) rotate(a=[0,0,90]) cylinder(h = 80, r=18, $fn=6);
  66 }
  67
  68 }
  69 }
  70
  71
  72 module x_end_idler(){
  73
  74
  75 union(){
  76 %translate(v=[0,0,0.5]) cube(size = [42,42,1], center = true);
  77 rotate(a=[0,0,-90]) translate(v=[0,-9.5,0]) z_linear_bearings();
  78
  79 translate(v=[0,17,0]) %cylinder(h = 70, r=2.5);
  80
  81 // Nut trap
  82 difference(){
  83 translate(v=[-2,17.5,4]) cube(size = [16,15,8], center = true);
  84
  85 //bottom hole
  86 translate(v=[0,17,-1]) cylinder(h = 4, r=2.45);
  87 // nut slid in
  88 translate(v=[5,17,4]) cube(size = [21,9.5,4.1], center = true);
  89
  90 translate(v=[0,17,6.5]) cylinder(h = 4, r=2.45);
  91
  92
  93 }
  94 }
  95
  96
  97 //rod holder
  98
  99 difference(){
 100 translate(v=[-4.5-10+2-1,17.5-10+2,30]) #cube(size = [15+2,35+4,60], center = true);
 101 translate(v=[0,0,26]) cube(size = [19,19,80], center = true);
 102
 103 // belt hole
 104 translate(v=[-5.5-10+1.5,22-10,30]) cube(size = [10,46,32], center = true);
 105
 106
 107
 108 translate(v=[-14,-11,6]) rotate(a=[-90,0,0]) pushfit_rod(8,50);
 109 translate(v=[-14,-11,rod_distance+6]) rotate(a=[-90,0,0]) pushfit_rod(8,50);
 110
 111 // idler hole
 112 translate(v=[0,17+7,30.25]) rotate(a=[0,-90,0]) cylinder(h = 80, r=2.2, $fn=30);
 113
 114 }
 115
 116 }
 117 mirror([0,0,0])x_end_idler();
 118 //mirror([0,1,0]) x_end_motor();
 119
 120 module pushfit_rod(diameter,length){
 121         cylinder(h = length, r=diameter/2, $fn=30);
 122         translate(v=[0,-diameter/4,length/2]) cube(size = [diameter,diameter/2,length], center = true);
 123
 124         translate(v=[0,-diameter/2-1.2,length/2]) cube(size = [diameter,1,length], center = true);
 125 }