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T nut thickness no longer includes the stem to simplyfy placement and screw 

length calculations.
This commit is contained in:
Chris Palmer 2020-02-24 11:14:30 +00:00
parent 5cb994b58b
commit e7eea0520c
2 changed files with 16 additions and 16 deletions
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20
vitamins/nut.scad
View File

@ -134,10 +134,10 @@ module wingnut(type) { //! Draw a wingnut
module sliding_t_nut(type) {
vitamin(str("sliding_t_nut(", type[0], "): Nut M", nut_size(type), " sliding T"));
size = [type[7], type[2], nut_thickness(type)];
size = [type[7], type[2], nut_thickness(type, true)];
tabSizeY1 = type[8];
tabSizeY2 = type[9];
tabSizeZ = type[10];
tabSizeZ = nut_thickness(type);
holeRadius = nut_size(type) / 2;
color(grey80)
@ -147,10 +147,10 @@ module sliding_t_nut(type) {
module hammer_nut(type) {
vitamin(str("hammer_nut(", type[0], "): Nut M", nut_size(type), " hammer"));
size = [type[7], type[2], nut_thickness(type)];
size = [type[7], type[2], nut_thickness(type, true)];
tabSizeY1 = type[8];
tabSizeY2 = type[9];
tabSizeZ = type[10];
tabSizeZ = nut_thickness(type);
holeRadius = nut_size(type) / 2;
color(grey80)
@ -159,9 +159,9 @@ module hammer_nut(type) {
module extrusionSlidingNut(size, tabSizeY1, tabSizeY2, tabSizeZ, holeRadius, holeOffset = 0, hammerNut = false) {
// center section
h = size.z - tabSizeZ;
translate_z(-h)
linear_extrude(h)
stem_h = size.z - tabSizeZ;
translate_z(-stem_h)
linear_extrude(stem_h)
difference() {
square([size.x, size.y], center = true);
if(hammerNut) {
@ -185,15 +185,15 @@ module extrusionSlidingNut(size, tabSizeY1, tabSizeY2, tabSizeZ, holeRadius, hol
thread_d = 2 * holeRadius;
if(show_threads)
translate([holeOffset, 0, -h])
translate([holeOffset, 0, -stem_h])
female_metric_thread(thread_d, metric_coarse_pitch(thread_d), size.z, center = false);
// add the side tabs
for(m = [0, 1])
mirror([0, m, 0])
translate([0, tabSizeY2 / 2, 0]) {
translate([0, tabSizeY2 / 2]) {
cubeZ = 1;
translate([-size.x / 2, 0, 0])
translate([-size.x / 2, 0])
cube([size.x, (tabSizeY1 - tabSizeY2) / 2, cubeZ]);
translate_z(cubeZ)
rotate([0, -90, 0])

12
vitamins/nuts.scad
View File

@ -51,12 +51,12 @@ toggle_nut = ["toggle_nut", 6.1, 9.2, 1.5, 1.5, M6_washer, 1.5]
M4_wingnut = ["M4_wingnut", 4, 10, 3.75,8, M4_washer, 0, 22, 10, 6, 3];
// sx ty1 ty2 tz
M3_sliding_t_nut = ["M3_sliding_t_nut", 3, 6, 4.0, 0, M3_washer, 0, 10, 10, 6, 3];
M4_sliding_t_nut = ["M4_sliding_t_nut", 4, 6, 4.5, 0, M4_washer, 0, 11, 10, 6, 3.25];
M5_sliding_t_nut = ["M5_sliding_t_nut", 5, 6, 4.5, 0, M5_washer, 0, 11, 10, 7, 3.25];
M3_hammer_nut = ["M3_hammer_nut", 3, 6, 4.0, 0, M3_washer, 0, 5.5, 10, 6, 2.75];
M4_hammer_nut = ["M4_hammer_nut", 4, 6, 4.5, 0, M4_washer, 0, 5.5, 10, 6, 3.25];
// sx ty1 ty2
M3_sliding_t_nut = ["M3_sliding_t_nut", 3, 6, 3.0, 4.0, M3_washer, 0, 10, 10, 6];
M4_sliding_t_nut = ["M4_sliding_t_nut", 4, 6, 3.25,4.5, M4_washer, 0, 11, 10, 6];
M5_sliding_t_nut = ["M5_sliding_t_nut", 5, 6, 3.25,4.5, M5_washer, 0, 11, 10, 7];
M3_hammer_nut = ["M3_hammer_nut", 3, 6, 2.75,4.0, M3_washer, 0, 5.5, 10, 6];
M4_hammer_nut = ["M4_hammer_nut", 4, 6, 3.25,4.5, M4_washer, 0, 5.5, 10, 6];
nuts = [M2_nut, M2p5_nut, M3_nut, M4_nut, M5_nut, M6_nut, M8_nut];