sm_closure_cnr = 3.0;
+catch_stem_h = 3;
+catch_stem_len = 50;
+catch_stem_th = 3;
+
+catch_knob_dia = 6;
+catch_knob_above_gap = 8;
+catch_pin_height = 7;
+
+catch_stem_below_gap = 1.0;
+catch_stem_beside_gap = 2.0;
+catch_pin_gap = 0.5;
+catch_hook_slope = 0.15;
+
// calculated
TAU = PI*2;
bayo_entry = bayo_behind / 3.0;
bayo_top_z = bayo_behind + bayo_gap;
+bayo_nom_rad = main_dia/2 + side_thick;
+bayo_real_rad = main_dia/2 + rivet_tall;
+
rivet_entry_width = rivet_width + side_rivet_gap;
jig_mark_rad = jig_mark + main_dia/2 + jig_thick;
smc_cnr_c_x = sm_bolt_shaft/2 - sm_closure_cnr
+ sm_bolt_head_thick/2 + smc_bolt_nut_eff_thick/2;
+catch_cr = catch_knob_dia/2 + catch_stem_beside_gap;
+catch_strap_width = sm_main_width;
+catch_strap_thick = sm_main_thick;
+catch_stem_end_h = catch_stem_h;
+catch_pin_width = rivet_entry_width - catch_pin_gap;
+
+cppy6 = -catch_strap_width/2;
+cppxC = 0.34 * sm_inner_rad * TAU;
+cppB = [ catch_pin_width/2,
+ cppy6
+ + catch_stem_below_gap
+ + catch_pin_height
+ + catch_knob_dia/2 ];
+cpp0 = [ 0,
+ cppB[1]
+ + catch_knob_dia
+ + catch_knob_above_gap ];
+cpp12 = cpp0 + [1,0] * (catch_pin_height * catch_hook_slope);
+cpp1 = cpp0 + [0,1] * catch_pin_height;
+cpp2 = cpp1 + [1,0] * catch_pin_width;
+cpp4 = cpp0 + [0,-1] * catch_stem_end_h;
+cpp3 = [ cpp2[0], cpp4[1] ];
+cpp5 = [ cpp0[0] - catch_stem_len,
+ -catch_stem_h ];
+cpp6 = [ cpp5[0], catch_cr ];
+cpp7 = cppB + [1,-1] * catch_knob_dia/2
+ + [ catch_stem_beside_gap, -catch_stem_below_gap ]
+ + [ 0, -catch_pin_height ]
+ + [-1,1] * catch_cr;
+cpp11 = cpp7 + [1,0] * catch_cr;
+cpp10 = [ cpp11[0], 0 - catch_cr ];
+cpp8 = cpp10 + [1,0] * catch_cr;
+cpp9 = cpp8 + [0,1] * catch_cr;
+cppC = [ cppxC, cpp9[1] ];
+cppA = [ -cppxC, 0 ];
+cppD = cppC + [0,-1] * catch_strap_width;
+cppE = [ cppA[0], cppD[1] ];
+
$fs= coarse ? 2.5 : 0.5;
$fa= coarse ? 5 : 1;
}
}
-module HandlingProfile(){
-// translate([
-}
-
module RotateProjectSlice(offset, slice_size, nom_rad, real_rad){
// nom_rad > real_rad
rotate([0,0, atan2(offset, nom_rad) ]){
module BayonetCutout(){
RotateProject(bayo_c[0], bayo_i[0], bayo_slice_size,
- main_dia/2 + side_thick,
- main_dia/2 + rivet_tall)
+ bayo_nom_rad,
+ bayo_real_rad)
translate([-0.5 * (bayo_a[0] + bayo_d[0]), 0])
polygon(bayo_polygon, convexity=10);
}
}
}
}
- translate([-implheadcup_large_dia * .5 - implheadcup_thick,
- -implheadcup_large_dia * .0,
- middle_bot_z])
- ImplHeadCup();
+ for (r=[0,180])
+ rotate([0,0,r])
+ translate([-implheadcup_large_dia * .5 - implheadcup_thick/2,
+ -implheadcup_large_dia * .0,
+ middle_bot_z + 0.1])
+ ImplHeadCup();
// translate(strap_hoop_thick * [-0.5, 0, +1])
// translate([handling_dia/2, 0, -side_height])
// rotate([0,180,0]) rotate([0,0,90])
}
}
+module ImplHeadCupTest(){ ////toplevel
+ for (r=[0,180])
+ rotate([0,0,r])
+ translate([-17,0,0])
+ ImplHeadCup();
+}
+
+module SomeStrap(){
+ // children(0) is to add, (1) subtract
+ difference(){
+ union(){
+ cylinder(r=sm_outer_rad, h=sm_main_width);
+ StrapMountProtrusion(smc_cnr_c_x + sm_closure_cnr,
+ smc_max_y,
+ sm_closure_cnr);
+ children(0);
+ }
+ translate([0,0,-1])
+ cylinder(r=sm_inner_rad, h=sm_main_width+2);
+ translate(smc_pos)
+ StrapMountBolt(10);
+ translate(smc_pos)
+ cube([ sm_bolt_tighten_allow, 40,100 ], center=true);
+ children(1);
+ }
+}
+
module StrapMountBolt(l_delta){ ///toplevel
// positioned relative to smc_pos
translate([(smc_bolt_nut_eff_thick - sm_bolt_head_thick)/2,
}
module StrapMount(){ ////toplevel
+ SomeStrap(){
+ rotate([0,0,180]){
+ StrapMountProtrusion(strap_hoop_inside/2 + strap_hoop_thick,
+ strap_hoop_thick,
+ sm_closure_cnr);
+ translate(smc_pos +
+ [0,0, sm_main_width] +
+ strap_hoop_thick * [ 0, 0.5, -1.0 ])
+ StrapHoop();
+ }
+ union(){ };
+ }
+}
+
+module CatchCoreProfile(){ ////toplevel
+ hull(){
+ translate(cppB) circle(r= catch_knob_dia/2);
+ polygon([cpp4,
+ cppB,
+ cpp3]);
+ }
+ translate(cpp8)
+ circle(catch_cr);
+ polygon([
+ cpp4,
+ cppB,
+ cpp3,
+ cpp2,
+ cpp1,
+ cpp12,
+ ]);
difference(){
+ polygon([ cpp4,
+ cpp3,
+ cpp12,
+ cppA,
+ cppE,
+ cppD,
+ cppC,
+ cpp9,
+ cpp10,
+ cpp11,
+ cpp7,
+ cpp5,
+ ], convexity=10);
+ hull(){
+ translate(cpp7) circle(r= catch_cr);
+ polygon([ cpp7,
+ cpp5,
+ cpp11 ]);
+ }
+ hull(){
+ translate(cpp6) circle(catch_cr);
+ polygon([ cppA,
+ cpp0,
+ cpp1 ]);
+ }
+ }
+}
+
+module CatchPreDistort(){ /////toplevel
+ scale(100 / sm_inner_rad)
+ rotate([90,0,0])
+ linear_extrude(height=catch_strap_thick, convexity=10)
+ CatchCoreProfile();
+}
+
+module CatchAssembly(){ /////toplevel
+ rotate([0,0, -0.5 * (cpp1[0] + cpp2[0]) / sm_inner_rad * 360/TAU])
+ translate([0,0, catch_strap_width])
+ scale(sm_inner_rad / 100)
+ import(str("poster-tube-lid,CatchPostDistort-fa",
+ (coarse ? 20 : 1),
+ ".stl"),
+ convexity=20);
+
+ SomeStrap(){
+ union(){ }
union(){
- cylinder(r=sm_outer_rad, h=sm_main_width);
- StrapMountProtrusion(smc_cnr_c_x + sm_closure_cnr,
- smc_max_y,
- sm_closure_cnr);
- rotate([0,0,180]){
- StrapMountProtrusion(strap_hoop_inside/2 + strap_hoop_thick,
- strap_hoop_thick,
- sm_closure_cnr);
- translate(smc_pos +
- [0,0, sm_main_width] +
- strap_hoop_thick * [ 0, 0.5, -1.0 ])
- StrapHoop();
- }
+ translate([-200, -200, -200])
+ cube([400, 200, 400]);
}
- translate([0,0,-1])
- cylinder(r=sm_inner_rad, h=sm_main_width+2);
- translate(smc_pos)
- StrapMountBolt(10);
- translate(smc_pos)
- cube([ sm_bolt_tighten_allow, 40,100 ], center=true);
}
}
+module CatchDemo(){ /////toplevel
+ color("blue") translate([0,0,
+ -catch_strap_width
+ -cpp0[1]
+ ])
+ CatchAssembly();
+ translate([0,0,+side_height
+ ])
+ Cover();
+}
+
//ProfilesDemo();
//BayonetCutout();
//MainProfile();
~ianmdlvl / reprap-play.git / blobdiff