reartablet_z = 2.54;
reartablet_x = 5 + 1;
-reartablet_y = 5;
+reartablet_y = 8;
frontcurve_side_skew = 3.5 / 72;
frontcurve_avoid_y = 70;
thehd_bl = -thehd_tr;
thehd_br = -thehd_tl;
+tablet_z_slop = rearcurve_z_slop;
+
interlock_rad = interlock_dia/2;
interlock_negative_rad = interlock_rad + 0.125;
translate(concat(botleft_post, [-1]))
cube(concat(topright_post-botleft_post, [tile_th+2]));
}
+ shufflesz = max(test_edge, tile_hard_edge_hole_dist)*2;
minkowski(){
- Machine();
- cube(max(test_edge, tile_hard_edge_hole_dist)*2, center=true);
+ MachineEnvelope();
+ cube(shufflesz, center=true);
}
}
}
translate([0,0,-30]) linear_extrude(height=60) {
translate(tile01_tr + [0, (-cutout_tile01_y + cutout_tile11_y)/2]) {
intersection(){
- translate([-100, -ysz/2])
+ translate([-50, -ysz/2])
square([400, ysz]);
translate([ endrad - cutout_tile11_x - cutout_l_end_x_slop, 0 ])
circle(r=endrad, $fa=0.01,$fd=5);
machine_front_profile);
skew_angle = atan2( first_front[1] - first_rear[1],
first_front[0] - first_rear[0] );
- echo(below_point, pol, skew_angle);
+ //echo(below_point, pol, skew_angle);
hull(){
for (z=[0,-40]) {
translate([0,z]) {
}
}
-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,
+ -rearcurve_double_inrad + 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 ]) {
//%cube([20,20,20]);
translate([ -reartablet_x,
-1,
- -reartablet_z])
+ -reartablet_z + tablet_z_slop])
mirror([0,0,1])
cube([ reartablet_x+1,
reartablet_y+1,
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();
}
-
+
+module MachineEnvelope(){
+ // used for testing
+ p_arm_bl = [-cutout_tile11_x, -cutout_tile01_y];
+ y_arm_t = cutout_tile11_y;
+ p_crv_fl = p_arm_bl + [rearedge_len, -frontcurve_avoid_y];
+ y_crv_b = y_arm_t + rearcurve_avoid_y;
+
+ translate([0,0,-50]) linear_extrude(height= 100){
+ translate(p_arm_bl) square([400, y_arm_t] - p_arm_bl);
+ translate(p_crv_fl) square([400, y_crv_b] - p_crv_fl);
+ }
+}
+
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_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 FitTest_FrontCurve(){ ////toplevel
+ FitTest_general([110,-80], [170,80]);
+}
+
module Tile02(){ ////toplevel
sz = [100,170];
c0 = tile02_tr + -sz;
//Demo();
//Machine_Profile();
-//Machine_RearProfile();
+//Machine_NewRearProfile();
+//Machine_NewRearCurve();
+//Machine_Curves();
+//Machine();
+//FitTest();
+//MachineEnvelope();