frontcurve_avoid_y = 70;
frontcurve_z_slop = 0.75;
-frontcurve_strt_len = 60;
-frontcurve_dualcurve_angle = 90 - 65;
+frontcurve_strt_len = 50;
+frontcurve_dualcurve_angle = 30;
// calculated
module RoundCorner_selector(ci, adj) {
ROUNDCORNER_VARS;
- echo("RCS",l_uvec,ctr);
- %union(){
- INREFFRAME(this_cnr, right_cnr) {
- cube(bigr*2 + adj, center=true);
- }
- }
intersection(){
union(){
INREFFRAME(ctr3,concat(lp1,[4])){
}
}
+module Machine_NewFrontProfile(){
+ // figures copied out of xfig edit boxes
+ // best not to edit the posbox size if poss - just move it
+ posbox = 10 * ([11.8022,8.0600] - [4.2044,19.1867]); // box, Green
+ refline = 10 * ([7.6778,16.7222] - [27.8689,17.6578]); // line, Blue
+ refline_mm = (11-1)*10;
+ sh = -[abs(posbox[0]), abs(posbox[1])];
+ rot = atan2(-refline[0], refline[1]);
+ sc = refline_mm / vectorlen2d(refline);
+ //echo("SH",sh,rot,sc);
+ mirror([1,0]) scale(sc) rotate(rot+90) translate(sh){
+ import("sewing-table-front-profile.dxf", convexity=10); // spline, Pink3
+ }
+}
+
module Machine_NewRearCurve(){
slant = atan2(4,210-10);
//echo("SL",slant);
translate([ tile01_tr[0] - cutout_l_end_x + rearedge_len,
cutout_tile11_y,
frontcurve_z_slop ]){
- translate([ 0, -first_front[0] , 0 ])
+ translate([0, -machine_rear_to_front, 0])
multmatrix([[1, -frontcurve_side_skew, 0, 0],
[0, 1, 0, 0],
[0, 0, 1, 0],
[0, 0, 0, 1]])
- translate([ 0, first_front[0] , 0 ])
- mirror([1,0,0]){
- rotate([0,-90,0])rotate([0,0,-90]){
- linear_extrude(height= 200)
- Machine_FrontProfile();
- }
- }
+ mirror([1,0,0]) rotate([0,-90,0])rotate([0,0,-90])
+ linear_extrude(height= 200)
+ Machine_NewFrontProfile();
+
translate([ rearcurve_strt_len,
0,
rearcurve_z_slop ]){
function Posts_interpolate_one(c0,c1) = [c0, (c0+c1)/2, c1];
-module FitTest_general(c0,sz, dobrace=false){
- c = Rectangle_corners(c0, sz);
- brace = [7,7,9];
- difference(){
- union(){
- Rectangle_TileBase(c);
- if (dobrace) {
- translate(concat(c0, [-brace[2] + 0.1])){
- difference(){
- cube(concat(sz,[brace[2]]) - [5,0,0]);
- translate(brace + [0,0, -25])
- cube(concat(sz, [50]) - brace*2 + [10,0,0]);
- }
- }
- }
- RoundEdge(R_EDGE(c,1));
- }
- Machine();
- }
-}
-
-module FitTest_Entire(){ ////toplevel
- FitTest_general([-40,-80], [275,180], dobrace=true);
-}
-
-module FitTest_RearCurve(){ ////toplevel
- FitTest_general([110,0], [170,100]);
-}
-
module Tile02(){ ////toplevel
sz = [100,170];
c0 = tile02_tr + -sz;
cnr_posts[3] + [ 0, -cty ]
];
rcs = R_CNR(c,1);
+ rc2 = [c1bis,c2bis,c[1]];
difference(){
union(){
difference(){
RoundEdge(c1bis, c2bis);
}
Machine();
+ RoundCornerCut(rc2);
}
RoundCornerAdd(rcs);
- RoundCornerAdd([c1bis,c2bis,c[1]]);
+ RoundCornerAdd(rc2);
+}
+
+module FitTest_general(c0,sz, dobrace=false){
+ c = Rectangle_corners(c0, sz);
+ brace = [7,7,9];
+ difference(){
+ union(){
+ Rectangle_TileBase(c);
+ if (dobrace) {
+ translate(concat(c0, [-brace[2] + 0.1])){
+ difference(){
+ cube(concat(sz,[brace[2]]) - [5,0,0]);
+ translate(brace + [0,0, -25])
+ cube(concat(sz, [50]) - brace*2 + [10,0,0]);
+ }
+ }
+ }
+ RoundEdge(R_EDGE(c,1));
+ }
+ Machine();
+ }
+}
+
+module FitTest_PairLink(cut=false){ ////toplevel
+ cy0=-55; cy1=85; cx=127;
+ bar = [10,10];
+ legrad = 12;
+ footrad_min = 1; footrad_max = 4; footrad_depth = 5;
+ strap = [3,5];
+ adj_neg_slop = 1.0;
+ bar_z_slop = 1.75;
+
+ // calculated
+ straphole_x_max = legrad/sqrt(2) + footrad_max;
+ dz = cut ? adj_neg_slop : 0;
+
+ translate([cx - bar[0]/2, cy0, dz + bar_z_slop])
+ cube([bar[0], cy1-cy0, bar[1] - bar_z_slop]);
+
+ for (endy=[cy0,cy1]) {
+ $fn=32;
+ translate([cx,endy,dz]){
+ // feet
+ for (rot=[45:90:315]) rotate(rot) {
+ translate([legrad,0,0]){
+ hull(){
+ cylinder(r= footrad_max, h=1);
+ translate([0,0,-footrad_depth])
+ cylinder(r= footrad_min, h=1);
+ }
+ }
+ }
+ // legs
+ for (rot=[45,135]) rotate(rot) {
+ hull(){
+ for (s=[-1,+1]){
+ translate([s*legrad,0,0])
+ cylinder(r= footrad_max, h=bar[1]);
+ }
+ }
+ }
+ // strap holes
+ if (cut) {
+ for (rot=[0,180]) rotate(rot) {
+ translate([ straphole_x_max - strap[0]/2, 0,0 ])
+ cube(concat(strap,[20]), center=true);
+ }
+ }
+ }
+ }
+}
+
+module FitTest_Entire(){ ////toplevel
+ FitTest_general([-40,-80], [275,180], dobrace=true);
+}
+
+module FitTest_RearCurve(){ ////toplevel
+ difference(){
+ FitTest_general([110,0], [170,100]);
+ FitTest_PairLink(true);
+ }
}
module FitTest_FrontCurve(){ ////toplevel
p0 = [110,-80];
sz = [170,80];
- intersection() {
- Tile00();
- translate([0,0,-8]) linear_extrude(height=18) {
- translate(p0) square(sz);
+ difference(){
+ intersection() {
+ Tile00();
+ translate([0,0,-8]) linear_extrude(height=18) {
+ translate(p0) square(sz);
+ }
+ }
+ FitTest_PairLink(true);
+ }
+}
+
+module FitTest_PairDemo(){ ////toplevel
+ sh=[-100,-15,0];
+ translate(sh){
+ FitTest_PairLink();
+ %FitTest_FrontCurve();
+ %FitTest_RearCurve();
+ }
+ rotate([0,0,180]){
+ translate(sh){
+ difference(){
+ union(){
+ FitTest_FrontCurve();
+ FitTest_RearCurve();
+ }
+ #FitTest_PairLink(true);
+ }
}
}
}
//Machine_Profile();
//Machine_NewRearProfile();
//Machine_NewRearCurve();
+//Machine_NewFrontProfile();
//Machine_Curves();
//Machine();
//FitTest();
~ianmdlvl / reprap-play.git / blobdiff