reartablet_z = 2.54;
reartablet_x = 5 + 1;
-reartablet_y = 5;
+reartablet_y = 8;
frontcurve_side_skew = 3.5 / 72;
frontcurve_avoid_y = 70;
+frontcurve_z_slop = 0.75;
// calculated
first_front = machine_front_profile[len(machine_front_profile)-1];
+m4_define(`POST_TCROSSSZ',
+ `2*( tile_hard_edge_hole_dist - test_edge + 1 )')
+
module Post(){
mirror([0,0,1]) {
difference(){
}
}
if (TEST) {
- tsz = tile_hard_edge_hole_dist - test_edge + 1;
translate([0,0, tile_th/2]) {
- cube([post_dia, tsz*2, tile_th], center=true);
- cube([tsz*2, post_dia, tile_th], center=true);
+ cube([post_dia, POST_TCROSSSZ, tile_th], center=true);
+ cube([POST_TCROSSSZ, post_dia, tile_th], center=true);
}
}
}
translate(concat(botleft, [0]))
cube(concat(size, [tile_th]));
if (!TEST) {
+ cidsz = topright_post-botleft_post
+ + [-post_dia,-post_dia]
+ + [0, thehd[1]];
+ cidszr = [ min(cidsz[0],50), min(cidsz[1],50) ];
+ echo("CID",cidsz,cidszr);
translate( concat(botleft_post, [ -tile_th ])
- + 0.5 * [ post_dia, post_dia, 0 ] )
- Commitid_BestCount_M( topright_post-botleft_post
- + [-post_dia,-post_dia]
- + [0, thehd[1]]);
+ + 0.5 * [ post_dia, post_dia, 0 ]
+ + 0.5 * concat( cidsz - cidszr, [ 0 ]) )
+ Commitid_BestCount_M(cidszr);
}
if (TEST) {
- translate( concat(botleft + [thehd[0], 0], [0]) )
- Commitid_BestCount([ size[0] - thehd[0]*2, thehd[1] ]);
+ crossoff = tile_hard_edge_hole_dist + POST_TCROSSSZ/2;
+ cidsz = [ thehd[0], size[1] - 2*crossoff ];
+ cidszr = [ cidsz[0], min(cidsz[1], 50) ];
+ translate( concat(botleft + [0, crossoff] + (cidsz-cidszr)/2, [0]) )
+ Commitid_BestCount(cidszr);
difference(){
mirror([0,0,1]) {
translate(concat(botleft + [test_edge,test_edge], [test_tile_th]))
}
}
-module Machine_RearProfile(){
+module Machine_NewRearProfile(){
+ // figures copied out of xfig edit boxes
+ // best not to edit the posbox size if poss - just move it
+ posbox = 10 * ([7.2333,-14.1267] - [-16.2289,40.0289]); // box, Green
+ sideline = -10 * ([-6.2400,13.5600] - [-2.4467,28.2556]); // line, Blue
+ scaleline = 10 * dist2d([-1.1911,-20.4800], [-11.2600,4.0578]); // Green2
+ scaleline_mm = 12+5+10+5+3;
+ sh = -[abs(posbox[0]), abs(posbox[1])];
+ rot = atan2(-sideline[0], sideline[1]);
+ sc = scaleline_mm / scaleline;
+ echo("SH",sh,rot,sc);
+ scale(sc) rotate(rot) translate(sh){
+ import("sewing-table-rear-profile.dxf", convexity=10); // spline, Pink3
+ }
+}
+
+module Machine_NewRearCurve(){
+ slant = atan2(4,210-10);
+ echo("SL",slant);
+ translate([0,0, rearcurve_double_inrad]) rotate([slant,0,0]){
+ translate([ rearcurve_double_inrad, 0, 10 ]){
+ rotate([180,0,0]) rotate([0,0,90]) linear_extrude(height=30){
+ hull(){
+ Machine_NewRearProfile();
+ translate([0,-100]) Machine_NewRearProfile();
+ }
+ }
+ }
+ rotate([0,90,0]) rotate([90,0,0]) {
+ intersection(){
+ rotate_extrude(convexity=10, $fn=64)
+ rotate(90)
+ translate([ 0, -rearcurve_double_inrad ])
+ Machine_NewRearProfile();
+ translate([0,0,-500])
+ cube([500,500,1000]);
+ }
+ }
+ translate([1,0,-rearcurve_double_inrad])
+ rotate([0,-90,0]) rotate([0,0,-90])
+ linear_extrude(height= rearcurve_strt_len + 1)
+ Machine_NewRearProfile();
+ }
+}
+
+module Machine_RearProfile(){ ////toplevel
intersection(){
Machine_Profile();
translate([ -200 + machine_rear_to_front/2, -100 ]) {
}
translate([ tile01_tr[0] - cutout_l_end_x + rearedge_len,
cutout_tile11_y,
- 0 ]){
+ frontcurve_z_slop ]){
translate([ 0, -first_front[0] , 0 ])
multmatrix([[1, -frontcurve_side_skew, 0, 0],
[0, 1, 0, 0],
translate([ rearcurve_strt_len,
0,
rearcurve_z_slop ]){
- translate([ 1,
- 0,
- 0
- ]){
- rotate([0,-90,0])rotate([0,0,-90]){
- linear_extrude(height= rearcurve_strt_len + 1)
- Machine_RearProfile();
- }
- }
- translate([ 0,
- 0,
- rearcurve_double_inrad ]) {
- intersection(){
- rotate([90,0,0]){
- rotate_extrude(convexity=10, $fn=32) {
- rotate([0,0,90]) translate([ 0,
- -rearcurve_double_inrad ]) {
- Machine_RearProfile();
- }
- }
- }
- mirror([0,0,1])
- translate([0,-75,0]) cube([150,150,150]);
- }
- }
+ Machine_NewRearCurve();
}
}
}
Machine_Arm();
Machine_Curves();
}
-
+
function Rectangle_corners(c0, sz) =
// returns the corners of a rectangle from c0 to c0+sz
// if sz is positive, the corners are anticlockwise starting with c0
m4_dnl that denoted by ix, and the next one anticlockwise
m4_define(`R_EDGE',`$1[$2],$1[(($2)+1)%4]')
+module FitTest(){ ////toplevel
+ sz = [280,180];
+ c0 = [-50,-80];
+ c = Rectangle_corners(c0, sz);
+ brace = [7,7,9];
+ difference(){
+ union(){
+ Rectangle_TileBase(c);
+ 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 Tile02(){ ////toplevel
sz = [100,170];
c0 = tile02_tr + -sz;
cty = cutout_tile11_y;
rcy = cty + rearcurve_avoid_y;
posts = [ cnr_posts[0] + [ 0, cty ],
- cnr_posts[1] + [ -sz[1] + rearedge_len - cutout_l_end_x, cty ],
+ cnr_posts[1] + [ -sz[0] + rearedge_len - cutout_l_end_x, cty ],
cnr_posts[1] + [ 0, rcy ],
cnr_posts[2],
cnr_posts[3] ];
posts = [ cnr_posts[0],
cnr_posts[1],
cnr_posts[2] + [ 0, -rcy ],
- cnr_posts[2] + [ -sz[1] + rearedge_len - cutout_l_end_x, -cty ],
+ cnr_posts[2] + [ -sz[0] + rearedge_len - cutout_l_end_x, -cty ],
cnr_posts[3] + [ 0, -cty ]
];
rcs = [R_EDGE(c,1)];
//Demo();
//Machine_Profile();
-//Machine_RearProfile();
+//Machine_NewRearProfile();
+//Machine_NewRearCurve();
+//Machine_Curves();
+//Machine();