3 // print Stem and Wingnut on High Detail
4 // but adjust shell thickness to 2mm
10 include <camera-mount.scad>
12 positive_dia = inch * 3/8. - 0.375;
13 positive_l = inch * 1/2.;
14 positive_blank_dia = 9.0;
28 thread_act = thread_nom + 0.600;
33 clamp_bot_tooth_h = 2.5;
34 clamp_bot_tooth_d = 10;
35 clamp_bot_collar = 20;
36 clamp_bot_collar_th = 3.0;
40 clamp_max_table_th = 35;
42 clamp_hole_dia = thread_nom + 0.30;
44 clamp_reg_clear_x = 2.5;
45 clamp_reg_clear_y = 0.75; // each side
46 clamp_reg_extra_x = 4;
52 wingnut_wing_mindia = 17.0;
53 wingnut_wing_xrad = 8;
65 wingnut_cnr = wingnut_wing_th/2 -0.1;
67 clamp_reg_bot_x_min = -stem_base_dia/2 -clamp_reg_clear_x -clamp_reg_sz2;
68 clamp_collar_r = thread_nom/2 + clamp_bot_collar_th;
71 translate([0,0,-0.01])
72 metric_thread(diameter=thread_act, pitch=thread_pitch,
73 leadin=3, internal=true,
74 test=$test, length=l);
78 translate([0,0, stem_l -0.1])
83 cylinder(r= stem_dia/2 * 1/(0.5 * sqrt(3)),
86 cylinder(r= stem_base_dia/2,
89 OurThread(stem_inner_l);
93 module Stem(){ ////toplevel
95 english_thread(diameter=positive_dia/inch, threads_per_inch=16,
97 length= (positive_l + 0.1) / inch);
100 module StemBlankPart(){
102 cylinder(h = positive_l + 0.1 - blank_taper,
103 r = positive_blank_dia/2);
104 cylinder(h = positive_l + 0.1,
105 r = positive_blank_dia/2 - blank_taper);
109 module BlankStem(){ ////toplevel
114 module Wingnut(){ ////toplevel
117 cylinder(r= (thread_nom+wingnut_wall)/2,
120 sphere(r= wingnut_cnr);
121 translate([0,0, wingnut_cnr*0.5])
122 linear_extrude(height= wingnut_wing_xh + wingnut_th
124 square([wingnut_wing_mindia + wingnut_wing_xrad*2 - wingnut_cnr*2,
125 wingnut_wing_th - wingnut_cnr*2],
129 translate([0,0, wingnut_th])
130 linear_extrude(height= wingnut_wing_xh+1)
131 square(wingnut_wing_mindia, center=true);
132 translate([0,0, wingnut_th])
134 OurThread(wingnut_th+3);
136 linear_extrude(height=5)
137 square(center=true, wingnut_wing_mindia*2);
141 module ClampCollarPlan(){
142 circle(r= clamp_collar_r);
144 module ClampHolePlan(){
145 circle(r= clamp_hole_dia/2);
147 module ClampArmPlan(){
150 rectfromto([r, -clamp_w/2],
151 [clamp_l, +clamp_w/2]);
156 module ClampTop(){ ////toplevel
157 linear_extrude(height = clamp_top_th, convexity=4) {
166 linear_extrude(height = clamp_reg_sz1, convexity=4) {
170 translate([0, clamp_reg_sz2/2 + clamp_reg_clear_y, 0])
171 rectfromto([clamp_reg_bot_x_min - clamp_reg_extra_x, 0 ],
172 [0, clamp_reg_sz1 ]);
179 module ClampBot(){ ////toplevel
180 linear_extrude(height = clamp_bot_th, convexity=4) {
186 translate([clamp_l, 0, clamp_bot_th-0.1])
187 linear_extrude(height = clamp_bot_tooth_h +0.1)
188 rectfromto([ -clamp_bot_tooth_d, -clamp_w/2 ],
190 translate([0,0, clamp_bot_th])
192 linear_extrude(height = clamp_bot_collar)
197 translate([0, 0, clamp_bot_th]) {
198 linextr(-clamp_reg_sz2, clamp_max_table_th+clamp_reg_sz2) {
199 translate([clamp_reg_bot_x_min, 0]) {
200 rectfromto([ 0, -clamp_reg_sz2/2 ],
201 [ clamp_reg_sz2, +clamp_reg_sz2/2 ]);
204 linextr(-clamp_reg_sz2, 0) {
206 rectfromto([ clamp_reg_bot_x_min, -clamp_reg_sz2/2 ],
207 [ 0, +clamp_reg_sz2/2 ]);
214 module Demo(){ ////toplevel
215 color("blue") translate([0,0, clamp_top_th+0.5]) BlankStem();
216 color("red") ClampTop();
217 color("grey") translate([0,0, -(clamp_bot_th + 5)]) ClampBot();
218 translate([0,0, -(clamp_bot_collar +10)])
219 rotate([180,0,0]) Wingnut();