summaryrefslogtreecommitdiff log msg author committer range
 ```1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 ``` ``````//vxb linear motion pillow block //block http://www.vxb.com/page/bearings/PROD/12mmLinearMotionSystems/Kit8512 //bearing insert http://www.bergab.ru/price/img/samick/LME12OP_samick.jpg include module LME12UU_OP(){ ID=12; OD=22; L=32; Angle=78; //keyhole polygon, Angle is the included angle x=OD*cos(Angle/2); y=OD*sin(Angle/2); color(Stainless) linear_extrude(height=L){ difference(){ circle(OD/2); union() { circle(ID/2); rotate(-90) polygon(points=[[0,0], [x,-y], [x, y]]); } } } } module truck(){ D=22; //one would think this would be on the datasheet h=15; E=21; W=42; L=36; F=28; h1=8; Angle=80; B=30.5; C=26; S=5; hole_depth=10; //keyhole polygon, Angle is the included angle x=F*cos(Angle/2); y=F*sin(Angle/2); union(){ color(Aluminum) render() difference(){ translate([-E, -(F-h), -L/2]) linear_extrude(height=L) difference(){ square([W,F]); translate([E,F-h]) union() { circle(D/2); rotate(-90) polygon(points=[[0,0], [x,-y], [x, y]]); } } rotate(a=[-90,0,0]) union() { //mounting screw holes translate([+B/2,+C/2,h-hole_depth]) cylinder(h=hole_depth+1, r=S/2); translate([-B/2,+C/2,h-hole_depth]) cylinder(h=hole_depth+1, r=S/2); translate([+B/2,-C/2,h-hole_depth]) cylinder(h=hole_depth+1, r=S/2); translate([-B/2,-C/2,h-hole_depth]) cylinder(h=hole_depth+1, r=S/2); } } //bearing insert translate([0,0,-L/2+2]) LME12UU_OP(); } } truck(); ``````