| -rw-r--r-- | Makefile | 4 | ||||
| -rw-r--r-- | another.scad | 37 |
2 files changed, 35 insertions, 6 deletions
@@ -16,3 +16,3 @@ clean: stl-another-%: - $(MAKE) another-$*-{body,body-label,lever,knob,knob-label,springpad}.stl + $(MAKE) another-$*-{body,body-label,body-scale,lever,knob,knob-label,springpad}.stl @@ -22,2 +22,4 @@ another-%-body-label.stl: another-%.scad another.scad $(OPENSCAD_BIN) $(OPENSCAD_FLAGS) -D 'what="body.label"' -o "$@" "$<" +another-%-body-scale.stl: another-%.scad another.scad + $(OPENSCAD_BIN) $(OPENSCAD_FLAGS) -D 'what="body.scale"' -o "$@" "$<" another-%-lever.stl: another-%.scad another.scad diff --git a/another.scad b/another.scad index fd73a61..83a4e43 100644 --- a/another.scad +++ b/another.scad @@ -375,2 +375,4 @@ module the_extruder( body_label(); + // scale + body_scale(); @@ -379,2 +381,19 @@ module the_extruder( }//body module + module body_scale() { + scale_thickness = 2*layer_height; + nscales = 5; + x1 = -gearbox_d/2+fsw-st_h+st_w+st_bump*2-st_bump_tip/2; + x0 = -gearbox_d/2+st_thickshell+st_nut_h+st_nut_h_tolerance+st_thinshell+st_split_w+st_split_w_tolerance+st_bump_tip/2; + w0 = st_split_w+st_split_w_tolerance+2*(extrusion_width+2*extrusion_width); + w1 = 2*(longwing-gearbox_d/2-extrusion_width); + translate([0,-longwing,body_h-scale_thickness]) + difference() { + for(x=[x0:(x1-x0)/(nscales-1):x1]) let(w=w0+(w1-w0)*(x-x0)/(x1-x0)) + translate([x-st_bump_tip/2,-w/2,0]) + cube(size=[st_bump_tip,w,scale_thickness+epsilon]); + let(w=st_split_w+st_split_w_tolerance+extrusion_width) + translate([-gearbox_d/2,-w/2,-1]) + cube(size=[fsw,w,scale_thickness+2]); + } + } module body_label() { @@ -395,7 +414,12 @@ module the_extruder( st_bump_tip = 2*extrusion_width; + st_smalld = st_screw_d+st_screw_d_tolerance+min_xy_shell; + st_bigd = spring_d+spring_d_clearance/2; + st_hf = (st_bigd-st_smalld)/2; + st_h = max(st_hf*3,fsw-st_screw_l+st_hf); + st_w = sp_ch; module springpad() { - smalld=st_screw_d+st_screw_d_tolerance+min_xy_shell; - bigd = spring_d+spring_d_clearance/2; - hf = (bigd-smalld)/2; - h = max(hf*3,fsw-st_screw_l+hf); + smalld=st_smalld; + bigd = st_bigd; + hf = st_hf; + h = st_h; translate([-gearbox_d/2+fsw-h,-longwing,filament_elevation]) @@ -409,3 +433,3 @@ module the_extruder( l = body_h-ls_z; - w = sp_ch; + w = st_w; translate([0,-st_split_w/2,0]) mirror([1,0,0]) { @@ -500,2 +524,3 @@ module the_extruder( else if(what=="body.label") color("brown",0.7) body_label(); + else if(what=="body.scale") color("brown",0.7) body_scale(); else if(what=="knob") color("red",0.7) knob(); @@ -507,2 +532,3 @@ module the_extruder( color("brown",0.7) body_label(); + color("brown",0.7) body_scale(); }else{ @@ -511,2 +537,3 @@ module the_extruder( color("brown",0.7) body_label(); + color("brown",0.7) body_scale(); color("red",0.7) knob(); |