X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;ds=sidebyside;f=bike-lipo-box.scad.m4;h=146da7708eafc30afe3f3832a55266de6ce5906d;hb=77ba2f723f957607bae673255fd1ecb7675c9c9a;hp=d6ffd6a9ad5440d531ca9a6eac5c3e36d39f3401;hpb=0e5e37c6503d46c93619a61ad3380485b3dd9a10;p=reprap-play.git diff --git a/bike-lipo-box.scad.m4 b/bike-lipo-box.scad.m4 index d6ffd6a..146da77 100644 --- a/bike-lipo-box.scad.m4 +++ b/bike-lipo-box.scad.m4 @@ -1,6 +1,7 @@ // -*- C -*- include +include pxp6012_rad = 22.5 / 2 + 0.5; pxp6012_rad_outer = 32.0 / 2 - 0.5; @@ -13,7 +14,7 @@ s1930_x_outer = 27.6 + 0.2; s1930_recess = 3; s1930_around = 3; -wallthick = 3.0; +wallthick = 2.5; module TestWall(){ sw_ctr = [25, 0, 25]; @@ -55,33 +56,59 @@ module TestWall(){ } } -ts_floorceil = 1.5; -ts_outer = [20,20,20]; -ts_wall = [wallthick,wallthick,ts_floorceil]; +floorth = 2.5; +ceilth = 2.5; +innertube = 1.0 + 0.2; +lidoverlap = 1.5; +lidoverhang = 6; +tubesealrad = 2.0; -ts_xbox = 20; -ts_ybox = 15; -ts_cnrrad = 5; -ts_zbox = 20; +ts_xbox = 30; +ts_ybox = 25; +ts_cnrrad = 10; +ts_zbox = 8; -ts_innertube = 0.1; +ts_cidoff = (ts_cnrrad * (1-.7) + wallthick * .8) * [1,1]; m4_dnl Box_Part($1=transl_x,$2=transl_y, $3=rot_z,$4=mirror_xy) -m4_dnl $5=kind(kindargs) -m4_dnl profile(profileargsargs); +m4_dnl $5=kind, $6=kindargs, $7=profile(profileargsargs)) m4_define(`Box_Part',` - translate([$1,$2]) - rotate([0,0, $3]) - mirror([$4, 0,0]) - BoxPart_Extrude_$5') m4_dnl + translate([($1),($2)]) + rotate([0,0,($3)]) + mirror([($4),0,0]) + BoxPart_Extrude_$5($6, $7)') m4_dnl boxpart_d = 0.01; -m4_dnl BoxPart_Extrude_Linear(dist) profile(...); +m4_dnl BoxPart_Extrude_Linear(dist, `profile(...);'); m4_define(`BoxPart_Extrude_Linear',` rotate([90,0,0]) translate([0,0, -($1)]) - linear_extrude(height= boxpart_d + ($1)) + linear_extrude(height= boxpart_d + ($1)) { + $2 + } +') + +m4_dnl BoxPart_Extrude_Arc(x0_radius, swept_angle, `profile(...);') +m4_dnl arc starting at transl_x, transl_y, moving towards positive +m4_dnl y at first and then bending towards negative x, until +m4_dnl use negative x0_radius to inciate bending towards positive x +m4_dnl swept_angle is reached +m4_dnl x0_radius is the radius of the extruded part at x=0, not of the box +m4_define(`BoxPart_Extrude_Arc',` + translate([-($1),0,0]) + intersection(){ + translate([0,0,-500]) + linear_extrude(height=1000) + scale(500) + mirror([($1)<0, 0,0]) + FArcSegment_mask($2); + rotate_extrude(convexity=10, $fs=1, $fn=36) + mirror([($1)<0, 0,0]) + translate([+($1),0,0]){ + $3 + } + } ') ts_xbox_lin = ts_xbox - ts_cnrrad*2; @@ -89,29 +116,92 @@ ts_ybox_lin = ts_ybox - ts_cnrrad*2; m4_dnl TestSealDoBoxShape(`profile(profileargs)'); m4_define(`TestSealDoBoxShape',` - Box_Part(0, ts_cnrrad, 0,0, Linear(ts_ybox_lin)) $1; - Box_Part(0, ts_ybox-ts_cnrrad, 0,0, Arc(ts_cnrrad,90) ) $1; - Box_Part(ts_cnrrad, ts_ybox, -90,0, Linear(ts_xbox_lin)) $1; - Box_Part(ts_xbox-ts_cnrrad, ts_ybox, -90,0, Arc(ts_cnrrad,90) ) $1; - Box_Part(ts_xbox, ts_ybox-ts_cnrrad, -180,0, Linear(ts_ybox_lin)) $1; - Box_Part(ts_xbox, ts_cnrrad, -180,0, Arc(ts_cnrrad,90) ) $1; - Box_Part(ts_xbox-ts_cnrrad, 0, -270,0, Linear(ts_xbox_lin)) $1; - Box_Part(ts_cnrrad, 0, -270,0, Arc(ts_cnrrad,90) ) $1; + Box_Part(0, ts_cnrrad, 0,0, Linear,`ts_ybox_lin', `$1' ) + Box_Part(0, ts_ybox-ts_cnrrad, 0,0, Arc,`-ts_cnrrad,90' , `$1' ) + Box_Part(ts_cnrrad, ts_ybox, -90,0, Linear,`ts_xbox_lin', `$1' ) + Box_Part(ts_xbox-ts_cnrrad, ts_ybox, -90,0, Arc,`-ts_cnrrad,90' , `$1' ) + Box_Part(ts_xbox, ts_ybox-ts_cnrrad, -180,0, Linear,`ts_ybox_lin', `$1' ) + Box_Part(ts_xbox, ts_cnrrad, -180,0, Arc,`-ts_cnrrad,90' , `$1' ) + Box_Part(ts_xbox-ts_cnrrad, 0, -270,0, Linear,`ts_xbox_lin', `$1' ) + Box_Part(ts_cnrrad, 0, -270,0, Arc,`-ts_cnrrad,90' , `$1' ) ') m4_dnl ' -module TestSealWallProfile(){ - z = ts_zbox - ts_innertube - wallthick/2; +module WallProfile(){ + z = ts_zbox - innertube - tubesealrad; translate([0, -0.1]) square([wallthick, z]); - translate([wallthick/2, z]) circle(r = wallthick/2, $fn=20); + translate([tubesealrad, z]) circle(r=tubesealrad, $fn=20); } -module TestSealBox(){ - TestSealDoBoxShape(`TestSealWallProfile()'); +module FloorProfile(){ + mirror([0,1]) square([wallthick, floorth]); } -//TestWall(); -//TestSealWallProfile(); -TestSealBox(); +module LidProfile(){ + rad = tubesealrad + innertube; + morex = wallthick; + difference(){ + translate([-lidoverlap - innertube, + ts_zbox - lidoverhang - innertube]) + square([lidoverlap + innertube + wallthick, + lidoverhang + innertube + ceilth]); + hull(){ + translate([tubesealrad, + ts_zbox - innertube - tubesealrad]) + for (t=[ [0,0], + [morex*2, 0], + [0, -ts_zbox] + ]) { + translate(t) + circle(r= tubesealrad + innertube, $fn=20); + } + } + } +} +module CeilProfile(){ + translate([0, ts_zbox]) + square([wallthick*2, ceilth]); +} + +module TestSealBox(){ ////toplevel + TestSealDoBoxShape(WallProfile();); + hull(){ TestSealDoBoxShape(FloorProfile();); } + translate(ts_cidoff) + Commitid_BestCount([ts_xbox,ts_ybox] - 2*ts_cidoff); +} + +module TestSealLid(){ ////toplevel + difference(){ + union(){ + TestSealDoBoxShape(LidProfile();); + hull(){ TestSealDoBoxShape(CeilProfile();); } + } + translate([ts_xbox * .75, ts_ybox/2, 0]) + cylinder(h=100, r=5); + + translate([-wallthick + ts_cnrrad*.5, + ts_cnrrad*.5 - wallthick, + ts_zbox + ceilth]) + Commitid_BestCount([ts_xbox * .75 - 2.5 - (ts_cnrrad*.5), + ts_ybox - (ts_cnrrad*.5 - wallthick)*2]); + } +} + +module TestSealLidPrint(){ ////toplevel + rotate([180,0,0]) TestSealLid(); +} + +module ProfileDemos(){ + WallProfile(); + color("blue") FloorProfile(); + LidProfile(); + color("blue") CeilProfile(); +} + +//TestWall(); +//ProfileDemos(); +//TestSealBox(); +//TestSealLid(); +//FArcSegment_mask(350);