Commit d0591b01a4575d849edcdcef3f3ae46582639681 - h1a

new cap design with deeper support at the top haldean 3 years ago

3 changed file(s) with 32 addition(s) and 11 deletion(s). Raw diff Collapse all Expand all

+20

-9

cap.scad less more

0	0	include <dims.scad>
1	1
2		module diag(h) {
3		d = sqrt(2 * itid * itid)/2;
	2	module diag_outline() {
	3	d = sqrt(2 * itid * itid)/2 - 1;
4	4	wt = 1.8;
5		linear_extrude(height=h, center=false, scale=(itid-1)/itid)
6		polygon([[-d, 0], [-d+wt, wt], [d-wt, wt],
7		[d, 0], [d-wt, -wt], [-d+wt, -wt]]);
	5	polygon([[-d, 0], [-d+wt, wt], [d-wt, wt],
	6	[d, 0], [d-wt, -wt], [-d+wt, -wt]]);
	7	}
	8
	9	module diag() {
	10	linear_extrude(height=cross_depth, center=false)
	11	diag_outline();
	12	rotate([0, 180, 0])
	13	linear_extrude(height=stem_cross_support_height, center=false, scale=(stem_diam - 2)/itid)
	14	diag_outline();
8	15	}
9	16
10	17	module cap() {

17	24	translate([0, 0, cap_height])
18	25	cylinder(h=cap_depth+eps, r=otid / 2 - wall_thickness);
19	26	}
20
21		union() {
22		rotate([0,0,45]) diag(cap_height+cross_depth);
23		rotate([0,0,-45]) diag(cap_height+cross_depth);
	27	translate([0, 0, stem_height]) {
	28	union() {
	29	rotate([0,0,45]) diag();
	30	rotate([0,0,-45]) diag();
	31	}
24	32	}
	33	cylinder(h=stem_height, r=stem_diam/2);
	34	translate([0, 0, stem_height]) cylinder(h=cross_depth, r1=stem_diam/2, r2=0);
	35	translate([0, 0, cap_height]) cylinder(h=stem_cross_support_height, r1=itid/2 - 1, r2=stem_diam/2);
25	36	}
26	37
27	38	cap();

-1

dims.scad less more

0		$fs = 1; // limit for interpolation element size
	0	$fs = 0.5; // limit for interpolation element size
1	1	$fa = 0.1; // minimum subtended angle for interpolation element size
2	2
3	3	in2mm = 25.4;

11	11	cap_depth = 10;
12	12	cross_depth = 10;
13	13	wall_thickness = 4;
	14	stem_height = 35;
	15	stem_diam = 7;
	16	stem_cross_support_height = 8;
14	17
15	18	channel_w = 18;
16	19

-1

guide.scad less more

0	0	include <dims.scad>
1		use <cap.scad>
2	1
3	2	brace_w = 10;
4	3	brace_h = 4;

6	5	module brace() {
7	6	translate([-otid/2, -brace_w/2, -cap_height])
8	7	cube([otid, brace_w, brace_h]);
	8	}
	9
	10	module diag(h) {
	11	d = sqrt(2 * itid * itid)/2;
	12	wt = 1.8;
	13	linear_extrude(height=h, center=false, scale=(itid-1)/itid)
	14	polygon([[-d, 0], [-d+wt, wt], [d-wt, wt],
	15	[d, 0], [d-wt, -wt], [-d+wt, -wt]]);
9	16	}
10	17
11	18	module guide() {