Sfoglia il codice sorgente

Continued work on Z-Axis.

Thomas Buck 6 anni fa
parent
commit
53ce47fd8a
4 ha cambiato i file con 150 aggiunte e 58 eliminazioni
  1. 13
    7
      lib/extruder.scad
  2. 30
    5
      lib/nema.scad
  3. 11
    5
      lib/rail_mount.scad
  4. 96
    41
      xyRepRap.scad

+ 13
- 7
lib/extruder.scad Vedi File

@@ -49,12 +49,12 @@ lever_h = 12;
49 49
 // #######################################################
50 50
 
51 51
 if (draw_extruder)
52
-    extruder(30, true);
52
+    extruder(30, "1", true);
53 53
 
54
-module extruder(slot, draw_slot = false) {
54
+module extruder(slot, id = "", draw_slot = false) {
55 55
     translate([-nema17_size / 2 - bracket_dist_add, 0, slot + bracket_height + 10])
56 56
     rotate([-90, 0, 0])
57
-        extruder_assembly();
57
+        extruder_assembly(id);
58 58
     
59 59
     color("green")
60 60
     extruder_bracket(slot);
@@ -89,10 +89,10 @@ module extruder_bracket(slot) {
89 89
     }
90 90
 }
91 91
 
92
-module extruder_assembly() {
92
+module extruder_assembly(id = "") {
93 93
     color("cyan") extruder_holder();
94 94
     color("yellow") extruder_top_plate();
95
-    color("orange") extruder_cover(); 
95
+    color("orange") extruder_cover(id); 
96 96
     
97 97
     if (!extruder_lever_with_switch) {
98 98
         color("red")
@@ -378,13 +378,19 @@ module extruder_lever_switch() {
378 378
     }
379 379
 }
380 380
 
381
-module extruder_cover() {
381
+module extruder_cover(id = "") {
382 382
     difference() {
383 383
         union() {
384 384
             translate([-extruder_width/2, -extruder_cover_d, 0])
385 385
                 rounded_cube(extruder_width, extruder_cover_d, extruder_height_m, fillet,fillet,fillet);        
386 386
             translate([extruder_filament_offset-5,-6, extruder_height_m-1])
387
-                cube ([10, 6, 20]);    
387
+                cube ([10, 6, 20]);
388
+           
389
+            // add id number
390
+            translate([-6, -extruder_cover_d + 1, 12])
391
+                rotate([90, 90, 0])
392
+                linear_extrude(height = 3)
393
+                text(id, 12, font = "Liberation Sans:style=Bold");
388 394
         }
389 395
         
390 396
         translate([extruder_filament_offset,0,0])

+ 30
- 5
lib/nema.scad Vedi File

@@ -15,6 +15,16 @@ nema17_center_height = 2.0;
15 15
 
16 16
 nema17_mount_wall = 8.0;
17 17
 nema17_mount_hole_size = 3.4;
18
+nema17_mount_hole_off_add = 3.5;
19
+
20
+nema17_mount_double_high = false;
21
+nema17_mount_back_support = true;
22
+
23
+draw_nema17_mount = false;
24
+
25
+// #######################################################
26
+
27
+if (draw_nema17_mount) nema17_mount(30);
18 28
 
19 29
 module nema17_holes_face(height, length, hole) {
20 30
     translate([nema17_size / 2, nema17_size / 2, height - 4.5]) {
@@ -55,19 +65,34 @@ module nema17_mount(slot) {
55 65
     // mount on side
56 66
     translate([nema17_size, 0, 0])
57 67
     difference() {
58
-        cube([nema17_mount_wall, nema17_size, nema17_mount_wall + (2 * slot)]);
59
-        
60
-        hole_off_add = 3.5;
68
+        if (nema17_mount_double_high) {
69
+            cube([nema17_mount_wall, nema17_size, nema17_mount_wall + (2 * slot)]);
70
+        } else {
71
+            cube([nema17_mount_wall, nema17_size, nema17_mount_wall + slot]);
72
+        }
61 73
         
62 74
         for (i = [0, 1]) {
63
-            translate([nema17_mount_wall + 1, nema17_size / 3 - hole_off_add, nema17_mount_wall + (slot / 2) + (i * slot)]) {
75
+            translate([nema17_mount_wall + 1, nema17_size / 3 - nema17_mount_hole_off_add, nema17_mount_wall + (slot / 2) + (i * slot)]) {
64 76
                     rotate([0, -90, 0])
65 77
                         cylinder(d = 4.4, h = nema17_mount_wall + 2);
66 78
             
67
-                    translate([0, nema17_size / 3 + (2 * hole_off_add), 0])
79
+                    translate([0, nema17_size / 3 + (2 * nema17_mount_hole_off_add), 0])
68 80
                         rotate([0, -90, 0])
69 81
                         cylinder(d = 4.4, h = nema17_mount_wall + 2);
70 82
             }
71 83
         }
72 84
     }
85
+    
86
+    if (nema17_mount_back_support) {
87
+        translate([nema17_size + nema17_mount_wall, 0, 0])
88
+        difference() {
89
+            cube([slot, nema17_size, nema17_mount_wall]);
90
+            
91
+            translate([slot / 2, nema17_size / 3 - nema17_mount_hole_off_add, -1])
92
+                cylinder(d = 4.4, h = nema17_mount_wall + 2);
93
+            
94
+            translate([slot / 2, nema17_size * 2 / 3 + nema17_mount_hole_off_add, -1])
95
+                cylinder(d = 4.4, h = nema17_mount_wall + 2);
96
+        }
97
+    }
73 98
 }

+ 11
- 5
lib/rail_mount.scad Vedi File

@@ -12,9 +12,17 @@ cutout_width = 0.5;
12 12
 
13 13
 rail_mount_height = rail_y_off_1 + 6;
14 14
 
15
-module rail_mount(slot) {
15
+draw_rail_mount = false;
16
+    
17
+// #######################################################
18
+
19
+if (draw_rail_mount) rail_mount(30, 20);
20
+
21
+module rail_mount(slot, rail_mount_len = rail_mount_len) {
16 22
     $fn = 20;
17 23
     
24
+    echo(rail_mount_len=rail_mount_len);
25
+    
18 26
     difference() {
19 27
         union() {
20 28
             // main body
@@ -62,11 +70,9 @@ module rail_mount(slot) {
62 70
         }
63 71
         
64 72
         translate([-10, -10, -22])
65
-            cube([30, 30, 30]);
73
+            cube([30, rail_mount_len + 20, 30]);
66 74
         
67 75
         translate([-10, -10, 2 * slot - 8])
68
-            cube([30, 30, 30]);
76
+            cube([30, rail_mount_len + 20, 30]);
69 77
     }
70 78
 }
71
-
72
-//rail_mount(30);

+ 96
- 41
xyRepRap.scad Vedi File

@@ -32,7 +32,18 @@ bed_y_off = 20;
32 32
 bed_z_dist = 30;
33 33
 
34 34
 // display heatbed centered in print volume
35
-bed_draw_height = (outer_height - heatbed_height) / 2;
35
+bed_draw_height = (outer_height - heatbed_height) / 2; // + 175;
36
+
37
+show_outer_frame = true;
38
+show_extruders = false;
39
+show_z_motion = true;
40
+
41
+show_heatbed_frame = true;
42
+show_heatbed = false;
43
+
44
+show_xy_motion = true;
45
+show_x_carriage = false;
46
+show_belts = false;
36 47
 
37 48
 echo(print_x=heatbed_width, print_y=heatbed_length);
38 49
 echo(frame_x=outer_width, frame_y=outer_length, frame_z=outer_height);
@@ -51,11 +62,13 @@ include <lib/linear_bearing.scad>
51 62
 include <lib/extruder.scad>
52 63
 
53 64
 module gt2_belt(length) {
54
-    //difference() {
55
-    //    belting("straight", "GT2_2mm", belt_length = length);
56
-    //    translate([-5, -5, 6])
57
-    //        cube([length + 10, 10, 10]);
58
-    //}
65
+    if (show_belts) {
66
+        difference() {
67
+            belting("straight", "GT2_2mm", belt_length = length);
68
+            translate([-5, -5, 6])
69
+                cube([length + 10, 10, 10]);
70
+        }
71
+    }
59 72
 }
60 73
 
61 74
 // #######################################################
@@ -291,8 +304,10 @@ module x_rails() {
291 304
         rotate([0, 90, 0])
292 305
         rail(outer_width - (4 * slot));
293 306
     
294
-    //translate([x_carriage_pos, y_carriage_pos - x_carriage_len_add, slot / 2])
295
-    //    x_carriage();
307
+    if (show_x_carriage) {
308
+        translate([x_carriage_pos, y_carriage_pos - x_carriage_len_add, slot / 2])
309
+            x_carriage();
310
+    }
296 311
 }
297 312
 
298 313
 module motion_xy() {
@@ -429,7 +444,9 @@ module heatbed_plate() {
429 444
 
430 445
 module heatbed() {
431 446
     translate([slot + frame_off_x, slot + frame_off_y, bed_draw_height]) {
432
-        //%heatbed_plate();
447
+        if (show_heatbed) {
448
+            %heatbed_plate();
449
+        }
433 450
         
434 451
         // t-slots as heatbed frame
435 452
         translate([bed_x_off, bed_y_off, -slot - bed_z_dist])
@@ -456,36 +473,58 @@ module heatbed() {
456 473
     }
457 474
 }
458 475
 
459
-module motion_z() {
460
-    // front left bottom
461
-    color("green")
462
-    translate([(2 * slot) + 60, slot, slot / 2 + 5])
463
-        rotate([-90, 0, 90])
464
-        rail_mount(slot);
465
-    // front left top
476
+z_rail_x_off = 60;
477
+z_rail_mount_len = 20;
478
+
479
+module motion_z_rail() {
480
+    // bottom clamp
466 481
     color("green")
467
-    translate([(2 * slot) + 60, slot, outer_height - slot / 2 + 5 - slot])
482
+    translate([slot, 0, slot / 2 + 5 + (z_rail_mount_len - rail_mount_len) / 2])
468 483
         rotate([-90, 0, 90])
469
-        rail_mount(slot);
470
-    // front left rail
471
-    color("cyan")
472
-    translate([slot + 60, slot + 15, 6])
473
-        rail(outer_height - slot - 12);
484
+        rail_mount(slot, z_rail_mount_len);
474 485
     
475
-    // front right bottom
476
-    color("green")
477
-    translate([outer_width - (2 * slot), slot, slot / 2 + 5])
478
-        rotate([-90, 0, 90])
479
-        rail_mount(slot);
480
-    // front right top
486
+    // top clamp
481 487
     color("green")
482
-    translate([outer_width - (2 * slot), slot, outer_height - slot / 2 + 5 - slot])
488
+    translate([slot, 0, outer_height - slot / 2 + 5 + (z_rail_mount_len - rail_mount_len) / 2 - slot])
483 489
         rotate([-90, 0, 90])
484
-        rail_mount(slot);
485
-    // front right rail
490
+        rail_mount(slot, z_rail_mount_len);
491
+    
492
+    // rail
486 493
     color("cyan")
487
-    translate([outer_width - slot - 60, slot + 15, 6])
488
-        rail(outer_height - slot - 12);
494
+    translate([0, 15, 4])
495
+        rail(outer_height - slot - 8);
496
+}
497
+
498
+module motion_z() {
499
+    // front left
500
+    translate([slot + z_rail_x_off, slot, 0])
501
+        motion_z_rail();
502
+    // front right
503
+    translate([outer_width - z_rail_x_off - slot, slot, 0])
504
+        motion_z_rail();
505
+    // back left
506
+    translate([slot + z_rail_x_off, outer_length - slot, 0])
507
+        rotate([0, 0, 180])
508
+        motion_z_rail();
509
+    // back right
510
+    translate([outer_width - z_rail_x_off - slot, outer_length - slot, 0])
511
+        rotate([0, 0, 180])
512
+        motion_z_rail();
513
+    
514
+    translate([(outer_width - nema17_size) / 2, outer_length - slot - nema17_size - nema17_mount_wall, outer_height + nema17_mount_wall])
515
+    rotate([180, 0, 90]) {
516
+        color("yellow")
517
+        translate([0, 0, -65])
518
+            nema17(65);
519
+        
520
+        color("green")
521
+        nema17_mount(slot);
522
+        
523
+        // blue motor pulley
524
+        color("orange")
525
+        translate([nema17_size / 2, nema17_size / 2, 8.2])
526
+            gt2_pulley();
527
+    }
489 528
 }
490 529
 
491 530
 // #######################################################
@@ -497,11 +536,11 @@ module extruders() {
497 536
     translate([0, -bracket_height, outer_height - slot])
498 537
     rotate([0, 0, 90]) {
499 538
         translate([0, -(outer_width + w) / 4, 0])
500
-            extruder(slot);
539
+            extruder(slot, "1");
501 540
         translate([0, -(outer_width + w) / 2, 0])
502
-            extruder(slot);
541
+            extruder(slot, "2");
503 542
         translate([0, -(outer_width + w) * 3 / 4, 0])
504
-            extruder(slot);
543
+            extruder(slot, "3");
505 544
     }
506 545
 }
507 546
 
@@ -509,10 +548,26 @@ module extruders() {
509 548
 // ####################### Assembly #######################
510 549
 // ########################################################
511 550
 
512
-frame();
551
+module assembly() {
552
+    if (show_outer_frame) {
553
+        frame();
554
+    }
513 555
 
514
-motion_xy();
515
-//extruders();
556
+    if (show_xy_motion) {
557
+        motion_xy();
558
+    }
559
+    
560
+    if (show_extruders) {
561
+        extruders();
562
+    }
563
+
564
+    if (show_z_motion) {
565
+        motion_z();
566
+    }
567
+    
568
+    if (show_heatbed_frame) {
569
+        heatbed();
570
+    }
571
+}
516 572
 
517
-motion_z();
518
-heatbed();
573
+assembly();

Loading…
Annulla
Salva