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authorMichael Krelin <hacker@klever.net>2016-07-15 21:52:05 (UTC)
committer Michael Krelin <hacker@klever.net>2016-07-15 21:52:05 (UTC)
commitd67ab62d587d8108c93a7cbd1dcc9c0af1381076 (patch) (unidiff)
tree88f7d6bb1395d570b8f459945b5f4a137f1fe972
parentcd89e0556473d0dde27950f397326b2ed4a4d684 (diff)
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widened opening for the bearings
Diffstat (more/less context) (ignore whitespace changes)
-rw-r--r--x-carriage.scad2
1 files changed, 2 insertions, 0 deletions
diff --git a/x-carriage.scad b/x-carriage.scad
index 6dc5b67..47ba499 100644
--- a/x-carriage.scad
+++ b/x-carriage.scad
@@ -47,24 +47,26 @@ module belt(pitch=belt_pitch,width=belt_width,thickness=belt_thickness,tooth=bel
47} 47}
48 48
49module xcarriage() { 49module xcarriage() {
50 cw = bearings_l+2*bearings_m;// carriage width 50 cw = bearings_l+2*bearings_m;// carriage width
51 % for(mz=[0,1]) mirror([0,0,mz]) translate([0,0,-belts_apart/2]) belt(l=cw+2); 51 % for(mz=[0,1]) mirror([0,0,mz]) translate([0,0,-belts_apart/2]) belt(l=cw+2);
52 difference() { 52 difference() {
53 translate([-cw/2,-belt_width/2,-(rods_apart+bearings_d+bearings_m)/2]) 53 translate([-cw/2,-belt_width/2,-(rods_apart+bearings_d+bearings_m)/2])
54 cube(size=[cw,bearings_d/2+bearings_s+belt_width/2,rods_apart+bearings_d+bearings_m]); 54 cube(size=[cw,bearings_d/2+bearings_s+belt_width/2,rods_apart+bearings_d+bearings_m]);
55 55
56 for(sz=[-1,1]) translate([0,0,sz*rods_apart/2]) { 56 for(sz=[-1,1]) translate([0,0,sz*rods_apart/2]) {
57 rotate([0,90,0]) 57 rotate([0,90,0])
58 cylinder(d=bearings_d,h=bearings_l,center=true,$fn=60); 58 cylinder(d=bearings_d,h=bearings_l,center=true,$fn=60);
59 translate([0,-bearings_d/2,0])
60 cube(size=[bearings_l,bearings_d,bearings_d],center=true);
59 for(sx=[-1,1]) translate([sx*bearings_l/4,0,0]) 61 for(sx=[-1,1]) translate([sx*bearings_l/4,0,0])
60 rotate([0,90,0]) cylinder(d=bearings_d-bearings_m,h=cw+2,center=true,$fn=60); 62 rotate([0,90,0]) cylinder(d=bearings_d-bearings_m,h=cw+2,center=true,$fn=60);
61 translate([-cw/2-1,-belt_width,-(bearings_d-bearings_m)/2]) 63 translate([-cw/2-1,-belt_width,-(bearings_d-bearings_m)/2])
62 cube(size=[cw+2,belt_width,bearings_d-bearings_m]); 64 cube(size=[cw+2,belt_width,bearings_d-bearings_m]);
63 rotate([0,90,0]) difference() { 65 rotate([0,90,0]) difference() {
64 cylinder(d=tiehole_od,h=tiehole_w,center=true,$fn=60); 66 cylinder(d=tiehole_od,h=tiehole_w,center=true,$fn=60);
65 cylinder(d=tiehole_id,h=tiehole_w+2,center=true,$fn=60); 67 cylinder(d=tiehole_id,h=tiehole_w+2,center=true,$fn=60);
66 } 68 }
67 } 69 }
68 70
69 difference() { 71 difference() {
70 gap=belts_apart/6; 72 gap=belts_apart/6;