Commit | Line | Data |
---|---|---|
39e96e08 MR |
1 | // PRUSA iteration3 |
2 | // Y belt holder | |
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 | ||
8 | // Adapted for Wilson TS by mrice | |
9 | ||
10 | belt_spacing = 2.0; // gt2=2mm | |
11 | tooth_w = 1; | |
12 | min_h = 8; // belt starts this far from bottom of bed | |
13 | max_h = 22; // belt can be up to this far from bottom of bed | |
14 | nut_trap_w = 6; | |
15 | ||
16 | module belt_holder_base(){ | |
17 | translate([-33-8.5,0,0]) cube([33,15,max_h]); // this is the part the belt is cut into | |
18 | translate([-33-9.5,12,0]) cube([35,15,12]); | |
19 | } | |
20 | ||
21 | module belt_holder_beltcut(){ | |
22 | position_tweak=.5; | |
23 | // Belt slit | |
24 | translate([-66,-0.5+10,0]) cube([67,1,15]); | |
25 | // Smooth insert cutout | |
26 | translate([-66,-0.5+10,12]) rotate([45,0,0]) cube([67,15,15]); | |
27 | // Individual teeth | |
28 | for ( i = [0 : 23] ){ | |
29 | translate([0-(i*belt_spacing)+position_tweak,-0.5+8,0]) cube([tooth_w,3,15]); | |
30 | } | |
31 | // Middle opening | |
32 | translate([-2-25,-1,0]) cube([4,11,15]); | |
33 | } | |
34 | ||
35 | module belt_holder_holes(){ | |
36 | translate([0,19,-2]) { | |
37 | translate([-14.5,0,0]) { | |
38 | cylinder(h=30, r=1.8, $fn=10); | |
39 | translate([0,0,10]) cylinder(h=30, r=nut_trap_w/2+.5, $fn=6); | |
40 | } | |
41 | translate([-35.5,0,0]) { | |
42 | cylinder(h=30, r=1.8, $fn=10); | |
43 | translate([0,0,10]) cylinder(h=30, r=nut_trap_w/2+.5, $fn=6); | |
44 | } | |
45 | } | |
46 | } | |
47 | ||
48 | // Final part | |
49 | module belt_holder(){ | |
50 | difference(){ | |
51 | belt_holder_base(); | |
52 | translate([0,0,min_h]) belt_holder_beltcut(); | |
53 | belt_holder_holes(); | |
54 | } | |
55 | } | |
56 | ||
57 | belt_holder(); |