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1 | // PRUSA iteration3 |
2 | // Z axis | |
3 | // GNU GPL v3 | |
4 | // Josef Průša <josefprusa@me.com> | |
5 | // Václav 'ax' Hůla <axtheb@gmail.com> | |
6 | // http://www.reprap.org/wiki/Prusa_Mendel | |
7 | // http://github.com/prusajr/PrusaMendel | |
8 | ||
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9 | include <configuration.scad> |
10 | ||
d3618a65 | 11 | |
6fb4dc13 | 12 | module zmotorholder(thickness=13){ |
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13 | difference(){ |
14 | union(){ | |
15 | // Motor holding part | |
16 | difference(){ | |
17 | union(){ | |
18 | zrodholder(thickness=thickness, xlen=45, ylen=45); | |
19 | translate([board_to_xz_distance, board_to_xz_distance, 0]) { | |
6fb4dc13 | 20 | nema17(places=[0,1,1,1], h=thickness); |
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21 | } |
22 | } | |
d3618a65 | 23 | |
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24 | // motor screw holes |
25 | translate([board_to_xz_distance, board_to_xz_distance, thickness]) { | |
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26 | mirror([0,0,1]) translate([0,0,thickness-8]) |
27 | nema17(places=[0,1,1,1], holes=true, h=thickness, shadow=5); | |
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28 | } |
29 | } | |
30 | } | |
31 | } | |
d3618a65 | 32 | } |
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33 | |
34 | ||
6fb4dc13 | 35 | module zrodholder(thickness=13, ylen=40, xlen=34){ |
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36 | difference(){ |
37 | union(){ | |
38 | // Rod holding part | |
39 | difference(){ | |
40 | union(){ | |
41 | //piece along the flat side of a board | |
42 | cube_fillet([14, ylen, thickness]); | |
43 | //hole for Z axis is thru this | |
44 | cube_fillet([xlen, 14, thickness]); | |
45 | //piece along cut side of the board | |
3ade0448 | 46 | translate([-board_thickness,0,0]) cube_fillet([board_thickness*2, 5, thickness], radius=2); |
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47 | } |
48 | //smooth rod hole | |
e30e238a | 49 | #translate([board_to_xz_distance,5+(smooth_bar_diameter*1.05/2),-1]) cylinder(h=board_thickness+2, r=(smooth_bar_diameter*1.05/2)); |
3506b70b | 50 | //inside rouned corner |
3ade0448 | 51 | translate([0,5,-1]) cylinder(r=1.2, h=thickness+2, $fn=8); |
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52 | //side screw |
53 | translate([-board_thickness/2, 0, thickness/2]) rotate([-90, 0, 0]) screw(); | |
54 | //front screw | |
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55 | translate([14, 19, thickness/2]) rotate([0, -90, 0]) screw(head_drop=5); |
56 | translate([14, 33, thickness/2]) rotate([0, -90, 0]) screw(head_drop=5); | |
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57 | } |
58 | } | |
59 | } | |
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60 | } |
61 | ||
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62 | translate([0, -2, 0]) mirror([0,1,0]) zmotorholder(); |
63 | translate([0,2,0]) zmotorholder(); | |
d3618a65 | 64 | |
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65 | translate([21,-59,0]) zrodholder(); |
66 | translate([20,59,0]) mirror([0,1,0]) zrodholder(); |