First commit

tools/leather_splitter/scad/arm.scad

@@ -0,0 +1,38 @@
+$fn=60;
+
+include <BOSL2/std.scad>
+
+thickness=10;
+
+module bearing() {
+    color("grey") tube(l=5, od=16, id=4);
+    }
+
+module m5bolt() {
+    translate([0,0,-3]) {
+    zcyl(l=5, d=10);
+    translate([0,0,10]) zcyl(l=15, d=5.5);
+    }   
+}
+
+difference() {
+    union() {
+        cuboid([150,20,thickness], rounding=2);
+        translate([74,0,0]) zcyl(l=thickness, d=20, rounding=2);
+        translate([-74,0,0]) zcyl(l=thickness, d=20, rounding=2);
+    }
+    translate([74,0,2]) zcyl(l=thickness-4, d=12.4, rounding=-1);
+    translate([-74,0,0]) {
+        m5bolt();
+        translate([0,0,3]) bearing();
+    }
+    m5bolt();
+    translate([0,0,3]) bearing();
+    translate([40,0,0]) {
+        translate([0,10,0]) scale([1,2,1]) zcyl(l=2, d=10, rounding=1);
+        translate([0,6.5,0]) zcyl(l=10, d=3.5, rounding=0);
+        translate([0,-10,0]) scale([1,2,1]) zcyl(l=2, d=10, rounding=1);
+        translate([0,-6.5,0]) zcyl(l=10, d=3.5, rounding=0);
+    }
+}
+

tools/leather_splitter/scad/guide.scad

@@ -0,0 +1,18 @@
+$fn=60;
+
+include <BOSL2/std.scad>
+include <boltsos_0.4.1/BOLTS.scad>
+
+module m4_screw() {
+    rotate([0,180,90]) {
+        DIN931("M4");
+        translate([0,0,-1.3]) DIN931("M4");
+    }
+}
+    
+rotate([0,180,0]) difference() {
+    ycyl(l=140, d=9, rounding=2);
+    * cuboid([9,130,9], rounding=3);
+    translate([0,50,-1.5]) rotate([0,180,90]) m4_screw();
+    translate([0,-50,-1.5]) rotate([0,180,90]) m4_screw();
+}

tools/leather_splitter/scad/leather-skiver-machine.scad

@@ -0,0 +1,181 @@
+$fn=60;
+
+include <BOSL2/std.scad>
+include <boltsos_0.4.1/BOLTS.scad>
+
+l_width=12;
+p_height=8;
+
+module bearing() {
+    color("grey") tube(l=5, od=16, id=4);
+    }
+
+module m4_screw() {
+    rotate([0,180,90]) {
+        DIN931("M4");
+        translate([0,0,-1.3]) DIN931("M4");
+    }
+}
+    
+module arm() {
+    difference() {
+        union() {
+            cuboid([150,20,7], rounding=2);
+            translate([74,0,0]) zcyl(l=7, d=20, rounding=2);
+            translate([-74,0,0]) zcyl(l=7, d=20, rounding=2);
+        }
+        translate([74,0,2]) zcyl(l=5, d=12.4, rounding=-1);
+        translate([-74,0,0]) {
+            zcyl(l=7, d=12.5, rounding=-1);
+            translate([0,0,2]) bearing();
+        }
+        translate([-10,0,0]) {
+            zcyl(l=7, d=12.5, rounding=-1);
+            translate([0,0,2]) bearing();
+        }
+        translate([35,0,0]) {
+            translate([0,10,0]) zcyl(l=2, d=10, rounding=1);
+            translate([0,6,0]) zcyl(l=10, d=3.5, rounding=0);
+            translate([0,-10,0]) zcyl(l=2, d=10, rounding=1);
+            translate([0,-6,0]) zcyl(l=10, d=3.5, rounding=0);
+        }
+    }
+}
+
+module base() {
+    difference() {
+        union() {
+            prismoid(size1=[70,l_width], size2=[22,l_width], xang=[51,62], h=61, rounding=2);
+            translate([21,0,34]) cuboid([28,l_width,68], rounding=2);
+            translate([9,0,55]) ycyl(l=l_width, d=26, rounding=2);
+            rotate([0,-30,0]) translate([38,0,50]) zcyl(l=15, d=10, rounding=1);
+        }
+        rotate([0,-30,0]) translate([38,0,38]) {
+            cuboid([9,l_width+10,28], rounding=4.5);
+            translate([0,0,15.5]) zcyl(l=8.5, d=5, rounding=-1);
+        }
+        translate([8,0,22]) rotate([0,-40,0]) scale([.70,1,1]) ycyl(l=l_width, d=30, rounding=-2);
+    }
+}
+
+/*[guide]*/
+color("red") {
+    rotate([0,-30,0]) {
+        translate([36,0,42]) {
+            difference() {
+                ycyl(l=130, d=9, rounding=3);
+                * cuboid([9,130,9], rounding=3);
+                translate([0,50,-1.5]) rotate([0,180,90]) m4_screw();
+                translate([0,-50,-1.5]) rotate([0,180,90]) m4_screw();
+            }
+        }
+    }
+}
+
+/*[blade]*/
+color("grey") {
+    translate([28.5,0,60.5]) cuboid([14.25,100,.5]);
+}
+
+/*[machine]*/
+color("cyan", alpha=1) {
+    difference() {
+        union() {
+            // plate
+            translate([-7.5,0,0]) difference() {
+                cuboid([85,120,p_height], rounding=2);
+                zcyl(l=p_height, d=60, rounding=-2);
+            }
+            // bases
+            translate([0,-50,0]) base();
+            translate([0,50,0]) base();
+            translate([-15,-51,20]) ycyl(l=l_width+1, d=8.5, rounding=1);
+            translate([-15,51,20]) ycyl(l=l_width+1, d=8.5, rounding=1);
+            // blade support
+            translate([22,0,56]) prismoid(size1=[7,102], size2=[16,102], xang=[20,80], h=4);
+            //
+            rotate([0,30,0]) {
+                translate([-7,0,71]) {
+                translate([0,-52.5,0]) zcyl(l=10, d=7, rounding=1);
+                translate([0,52.5,0]) zcyl(l=10, d=7, rounding=1);
+                }
+            }
+        }
+        // spring screw holes
+        rotate([0,30,0]) {
+            translate([-7,0,72]) {
+                translate([0,-52.5,0]) zcyl(l=15, d=3.5);
+                translate([0,52.5,0]) zcyl(l=15, d=3.5);
+            }
+        }
+        // blade & holes
+        translate([30,0,60.5]) cuboid([14.25,102,1.5], rounding=.75);
+        translate([22,0,57.5]) {
+            translate([0,-35,0]) DIN931("M3") zcyl(l=10, d=3.75);
+            DIN931("M3") zcyl(l=10, d=3.75);
+            translate([0,35,0]) DIN931("M3") zcyl(l=10, d=3.75);
+        }
+        // plate holes
+        translate([25,35,0]) {
+            zcyl(l=p_height, d=4, rounding=-1);
+            translate([0,0,p_height/2-1]) zcyl(l=1.5, d1=4, d2=9);
+        }
+        translate([-41,50,0]) {
+            zcyl(l=p_height, d=4, rounding=-1);
+            translate([0,0,p_height/2-1]) zcyl(l=1.5, d1=4, d2=9);
+        }
+        translate([25,-35,0]) {
+            zcyl(l=p_height, d=4, rounding=-1);
+            translate([0,0,p_height/2-1]) zcyl(l=1.5, d1=4, d2=9);
+        }
+        translate([-41,-50,0]) {
+            zcyl(l=p_height, d=4, rounding=-1);
+            translate([0,0,p_height/2-1]) zcyl(l=1.5, d1=4, d2=9);
+        }
+
+        // side screw holes
+        translate([-15,0,20]) {
+            translate([0,51,0]) ycyl(l=l_width+1, d=4.5, rounding=-1);
+            translate([0,-51,0]) ycyl(l=l_width+1, d=4.5, rounding=-1);
+            translate([0,43.5,0]) rotate([-90,0,0]) m4_screw();
+            translate([0,-43.5,0]) rotate([90,0,0]) m4_screw();   
+        }       
+    }
+}
+ 
+/*[arms]*/
+translate([59,-60,20]) rotate([-90,0,0]) arm();
+translate([59,60,20]) rotate([90,0,0]) arm();
+color("pink", alpha=0.5) {
+    * translate([-74,-50,0]) ycyl(l=1, d=130);
+    translate([49,-60,57]) rotate([-90,-30,0]) arm();
+}
+
+/*[tubes]*/
+color("grey", alpha=.75) {
+    translate([49,0,20]) {
+        difference() {
+            union() {
+                ycyl(l=110, d=16, rounding=1);
+                ycyl(l=112, d=8.5, rounding=1);
+            }
+            translate([0,49,0]) ycyl(l=15, d=4.2, rounding=-1);
+            translate([0,-49,0]) ycyl(l=15, d=4.2, rounding=-1);
+        }
+    }
+    translate([42.5,0,54]) {
+        difference() {
+            union() {
+                ycyl(l=110, d=16, rounding=1);
+                ycyl(l=112, d=8.5, rounding=1);
+            }
+            translate([0,49,0]) ycyl(l=15, d=4.2, rounding=-1);
+            translate([0,-49,0]) ycyl(l=15, d=4.2, rounding=-1);
+        }
+    }
+}
+
+* color("grey", alpha=0.5) {
+    translate([74,0,0]) rotate([90,0,0]) tube(l=107, od=12, id=10);
+    translate([-10,0,0]) rotate([90,0,0]) tube(l=90, od=20, id=16);
+}

tools/leather_splitter/scad/tube-insert.scad

@@ -0,0 +1,20 @@
+$fn=60;
+
+include <BOSL2/std.scad>
+include <boltsos_0.4.1/BOLTS.scad>
+
+module screw() {
+    cylinder(h=4.5, d=9, $fn=6);
+    translate([0,0,-18]) cylinder(h=25,d=5);
+    translate([-4,0,2.25]) cuboid([12,9,4.5]);
+}
+    
+
+difference() {
+    union() {
+        ycyl(l=20, d=16.8, rounding=1);
+        translate([0,10,0]) ycyl(l=1.5, d=20, rounding=.5);
+        translate([0,1,0]) ycyl(l=21, d=8.5, rounding=.5);
+    }
+    rotate([0,90,-90]) screw();
+}