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block4a2d.scad
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block4a2d.scad
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// 90 d Plate with out tabs and ends
//block shape
x=30;
y=60;
z=13;
// track channel
f=x+10;
g=25;
h=9.5;
// block top
e=20;
r=y+10;
t=16.5;
// spacing of screw holes
cx=15;
cy=40;
dx=15;
dy=45;
// rotation
gx=90;
rotate([0,gx,0])
difference()
{
translate([0,0,z]/2) cube ([x,y,z],center=true);
translate([0,0,z+4]/2) cube([f,g,h],center=true);
// translate([49,0,z+11]/2) cube ([e,r,t],center=true);
// translate([-49,0,z+11]/2) cube ([e,r,t],center=true);
translate([cx,cy,0]/2) cylinder(d=5, h=50, center=true);
translate([-cx,cy,0]/2) cylinder(d=5, h=50, center=true);
translate([cx,-cy,0]/2) cylinder(d=5, h=50, center=true);
translate([-cx,-cy,0]/2) cylinder(d=5, h=50, center=true);
translate([cx,cy,0]/2) cylinder(d1=16, d2=8, h=7, center=true);
translate([-cx,cy,0]/2) cylinder(d1=16, d2=8, h=7, center=true);
translate([cx,-cy,0]/2) cylinder(d1=16, d2=8, h=7, center=true);
translate([-cx,-cy,0]/2) cylinder(d1=16, d2=8, h=7, center=true);
// zip tie knotches
translate([0,-cy/2,11.5-10]) cube([18,3,4],center=true);
translate([0,cy/2,11.5-10]) cube([18,3,4],center=true);
// removal knotches
// translate([0,-(6.8+51)/2,11.5]) cube([8,3,4],center=true);
// translate([0,(6.8+51)/2,11.5-10]) cube([8,3,4],center=true);
// translate([(6.8+51)/2,0,11.5-11]) cube([3,8,2],center=true);
// translate([-(6.8+51)/2,0,11.5-11]) cube([3,8,2],center=true);
}
//rotate([0,gx,0])
difference ()
{
//plate for 5 bolt holes
translate([-4,0,-13]) cube([24,60,4],center=true);
translate([-10,0,-8]) cylinder(d=5, h=60, center=true);
translate([-10,22.5,-8])cylinder(d=5, h=60, center=true);
translate([-10,-22.5,-8]) cylinder(d=5, h=60, center=true);
translate([-10,7.5,-8]) cylinder(d=5, h=60, center=true);
translate([-10,-7.5,-8]) cylinder(d=5, h=60, center=true);
//notch to keep opening for C-channel
translate([6,0,-15]) cube([5,25,15],center=true);
}