heatsink_width = 18-3.4;
heatsink_length = 58;
-module fraen_lens_pin() {
- cylinder(r1=2, r2=6.15/2, h=23);
- translate([epsilon, 0, -5])
- cylinder(r=3.4/2, h=5+epsilon);
-};
-
-module fraen_lens() {
- cylinder(r1=6, r2=30.51/2, h=23);
- translate([9, 9, 0]) fraen_lens_pin();
- translate([9, -9, 0]) fraen_lens_pin();
- translate([-9, 9, 0]) fraen_lens_pin();
- translate([-9, -9, 0]) fraen_lens_pin();
-};
-
-module heatsink() {
- translate([-heatsink_length+ 5 +heatsink_width/2, -heatsink_width/2, 0])
- cube([heatsink_length, heatsink_width, heatsink_thickness]);
-}
-
-module seat_holder() {
- translate([-41, 8, 29])
- cube([3, 30, 60], center=true);
-};
-
-module stem_ellipse(h, w, x, y) {
- translate([x, y, 0])
- difference() {
- translate([0, 0, 6])
- scale([1, w/2, h-6])
- rotate([0, 90, 0])
- cylinder(r=1, h=epsilon);
- translate([0, 0, -100]) cube([200, 200, 200], center=true);
- };
-}
-
-module main() {
- difference() {
- union() {
- hull() {
- cylinder(r=34/2, h=33);
- stem_ellipse(h = 15, w = 10, x = -21, y=-5);
- };
- hull() {
- stem_ellipse(h = 15, w = 10, x = -21-epsilon, y=-5);
- stem_ellipse(h = 15, w = 10, x = -33, y=-5);
- };
- hull() {
- stem_ellipse(h = 15, w = 10, x = -33-epsilon, y=-5);
- stem_ellipse(h = 25, w = 15, x = -40+epsilon, y=-2.5);
- };
- translate([-41, 5, 52/2])
- cube([7, 30, 52], center=true);
- // bolt hole ring
- translate([-44+epsilon, 10, 40]) rotate([0, -90, 0]) difference() {
- cylinder(r1=9, r2=6, h=3);
- translate([0, 0, -epsilon])
- cylinder(r=5, h=3+2*epsilon, $fn=6);
- }
- // screw hole ring
- translate([-38-epsilon, 10, 40]) rotate([0, 90, 0]) difference() {
- cylinder(r1=9, r2=6, h=3);
- translate([0, 0, -epsilon])
- cylinder(r=5, h=3+2*epsilon);
- }
- };
- translate([-47, 10, 40]) rotate([0, 90, 0])
- cylinder(r=2.5, h=12);
- translate([0, 0, 6-heatsink_thickness])
- cylinder(r=31/2, h=32);
- translate([0, 0, 6])
- fraen_lens();
- heatsink();
- seat_holder();
- }
- if (debug == 1) {
- translate([0, 0, 6]) color("gray") fraen_lens();
- color("lightblue") heatsink();
- color("lightgreen") seat_holder();
- }
-}
-
module bolt_mount(d, h, w1, w2, fn) {
difference() {
translate([0, 0, -epsilon])
};
};
-module clip_top() {
- hull() {
- translate([0, 0, clip_h1/2+clip_wall])
- clip_top_circle();
- translate([0, clip_l-epsilon, clip_h2/2+clip_wall])
- clip_top_circle();
- };
-};
-
module seat_clip() {
difference() {
polyhedron(points = [
translate([0, clip_bolt1_x, 0])
rotate([0, 90, 0])
translate([0, 0, -clip_wall-clip_space/2-epsilon])
- cylinder(r=1.5, h=2*clip_wall+clip_space+2*epsilon);
+ cylinder(r=2, h=2*clip_wall+clip_space+2*epsilon,
+ $fn = 6);
translate([0, clip_bolt2_x, 0])
rotate([0, 90, 0])
translate([0, 0, -clip_wall-clip_space/2-epsilon])
- cylinder(r=1.5, h=2*clip_wall+clip_space+2*epsilon);
+ cylinder(r=2, h=2*clip_wall+clip_space+2*epsilon,
+ $fn=6);
};
translate([-clip_space, clip_bolt1_x, 0])
translate([clip_space, clip_bolt2_x, 0])
rotate([0, 90, 0])
bolt_mount(6, 3, 7, 14, 128);
-
- clip_top();
};
+/*
seat_clip();
difference() {
heatsink();
};
};
+*/
-/*
-if (debug == 1) {
+wall_thickness = 1.5;
+fraen_diam = 30.75;
+fraen_h = 29.8;
+pin_diam = 4;
+pin_offset = 10.35*1.4142;
+pin_len = 9.2;
+front_add = 4;
+
+side_barrier_x_offset = 13;
+side_barrier_pin_z_offset = 4.2;
+side_barrier_thickness = 2;
+
+module round_part() {
+ difference() {
+ cylinder(r = fraen_diam/2 + pin_diam/2 + wall_thickness,
+ h = front_add + pin_len);
+
+ hull() {
+ translate([0, 0, -epsilon])
+ cylinder(r = fraen_diam/2,
+ h = pin_len + front_add + 2*epsilon);
+ for (angle = [0, 90, 180, 270]) {
+ rotate([0, 0, angle+45])
+ translate([pin_offset, 0, -epsilon])
+ cylinder(r=pin_diam/2,
+ h=epsilon, $fn=32);
+ };
+ }
+
+ // front cone
+ translate([0, 0, pin_len + 0.5*wall_thickness - epsilon])
+ cylinder(r1 = fraen_diam/2,
+ r2 = (fraen_diam+pin_diam + wall_thickness)/2,
+ h = front_add + 2*epsilon);
+ // pin holes
+ for (angle = [0, 90, 180, 270]) {
+ rotate([0, 0, angle+45])
+ translate([pin_offset, 0, epsilon])
+ cylinder(r=pin_diam/2,
+ h=pin_len+epsilon, $fn=32);
+ };
+ };
+
+ // side barriers
+ for (angle = [0, 90, 180]) // omit the bottom one
+ rotate([0, 0, angle])
+ intersection() {
+ cylinder(r=fraen_diam/2+epsilon, h=infty);
+ translate([-infty/2, side_barrier_x_offset,
+ wall_thickness + pin_len - side_barrier_pin_z_offset - side_barrier_thickness ])
+ cube([infty, infty, side_barrier_thickness]);
+ };
+};
+
+module square_cone() {
+ difference() {
+ hull() {
+ translate([0, 0, fraen_h - pin_len])
+ cylinder(r = fraen_diam/2 + pin_diam/2 + wall_thickness,
+ h = epsilon);
+ for (angle = [0, 90, 180, 270])
+ rotate([0, 0, angle])
+ translate([9.1, 9.1, 0])
+ cylinder(r=wall_thickness+3.75/2, h = epsilon);
+ }
+ hull() {
+ translate([0, 0, fraen_h - pin_len + epsilon])
+ cylinder(r = fraen_diam/2,
+ h = epsilon);
+ for (angle = [0, 90, 180, 270]) {
+ rotate([0, 0, angle])
+ translate([9.1, 9.1, -epsilon])
+ cylinder(r=3.75/2, h = epsilon);
+ rotate([0, 0, angle+45])
+ translate([pin_offset, 0, fraen_h - pin_len + epsilon])
+ cylinder(r=pin_diam/2,
+ h=epsilon, $fn=32);
+ }
+ }
+ }
+}
+
+rear_spring_w = 4;
+
+module rear_spring() {
+ translate([0, 0, wall_thickness/2])
+ cube([18+2*wall_thickness+3.5, rear_spring_w, wall_thickness], center=true);
difference() {
- main($fn=64);
- //translate([0, -100, 0]) cube([200, 200, 200], center=true);
- rotate([0, 0, 40])translate([0, -100, 0]) cube([200, 200, 200], center=true);
+ rotate([90, 0, 0])
+ translate([0, 0, -rear_spring_w/2])
+ cylinder(r=6-heatsink_thickness, h = rear_spring_w);
+ translate([0, 0, -infty/2+epsilon])
+ cube(infty, center=true);
};
-} else {
- main($fn=128);
+};
+
+module heatsink_holder() {
+ for (angle = [0, 180]) {
+ rotate([0, 0, angle])
+ translate([9.1+wall_thickness, 0, 6/2])
+ cube([3.5/2+wall_thickness, 2*9.1-3.5-0.5, 6], center=true);
+ }
}
+
+module lens_holder() {
+ difference() {
+ union() {
+ translate([0, 0, fraen_h - pin_len])
+ round_part();
+ square_cone();
+ };
+
+ // 0.5mm hole in the bottom
+ // translate([side_barrier_x_offset-epsilon, -0.25, -epsilon])
+ translate([0, -0.25, (fraen_h - pin_len)/2])
+ cube([infty, 0.5, infty]);
+
+ // cable hole, 2*3mm
+ translate([9.1, 0, 6+3])
+ rotate([0, 0, 60])
+ cube([infty, 2, 3]);
+
+ // side LED hole, 3mm
+ translate([0, 0, fraen_h - pin_len])
+ rotate([90, 0, 0])
+ cylinder(r=3.5/2, h=infty, $fn=6);
+ };
+
+ rear_spring();
+ heatsink_holder();
+};
+
+difference() {
+ union() {
+ lens_holder($fn = 128);
+
+translate([20, 40, 0])
+ rotate([90, 0, -90])
+ seat_clip(, $fn=128);
+
+hull() {
+ translate([0, 9.1+3.5/2+epsilon, wall_thickness/2])
+ cube([9.1, epsilon, wall_thickness], center=true);
+ translate([20-clip_wall/2, 40-clip_space/2-clip_wall+epsilon, wall_thickness/2])
+ cube([9.1, epsilon/2, wall_thickness], center=true);
+};
+
+hull() {
+ translate([0, 9.1+3.5/2+epsilon, wall_thickness/2])
+ cube([2*.259+3.5, epsilon, wall_thickness], center=true);
+ translate([20-clip_wall/2, 40-clip_space/2-clip_wall+epsilon, wall_thickness/2])
+ cube([clip_h1+clip_wall, epsilon/2, wall_thickness], center=true);
+};
+
+translate([7.5, 13.3, 0])
+ cube([wall_thickness, 23, fraen_h - pin_len - wall_thickness]);
+
+ }
+/*
+ translate([-infty/2, -infty/2, 8])
+ cube(infty);
*/
+};
+
+
+ // vnitrni prumer kruhu by mel byt 30.75mm
+ // vnejsi prumer aspon 35 mm
+ // pin od stredu 10.35mm na x a y
+ // prumer pinu 4 mm
+ // pin ma od cela do zabrany 4.2mm, celkove by mel mit 9.2mm
+
+ // piny by mely pokracovat jeste tak 4mm pod nulu,
+ // a pak uz muze jit konv.obal do ctverce
+ // vnitrni rozmery ctverce 21.5x21.5, zakulacene rohy prumer 3.5
+ // vrch chladice (s LEDkou) -18.5
+ // konec nozicek -24.5
https://www.fi.muni.cz/~kas/git / bike-lights.git / blobdiff