include <../takeup.scad>; PART="none"; ARM_LENGTH = 130; ARM_WIDTH = 15; ARM_HEIGHT = 7; ARM_CUTOFF = 101.25; ARM_REINFORCEMENT_OFFSET_X = 20; ARM_REINFORCEMENT_Y = 5; ARM_REINFORCEMENT_Z = 4.1; ARMS_ANGLE = 40; AX = 105; AY = 26.85; AZ = 6.1; BX = 105; BY = 34.4; BZ = 5; BOLTSX = 77; M5 = 5; FILTER_X = 55.4; FILTER_Y = 6.5; FILTER_VOID_X = FILTER_X - 9 + ((4.5 - 2.34) * 2); ROLLER_SPACING = 95; module m5_nut () { cylinder(r = R(9.4), h = 4, center = true, $fn = 6); } module block () { cube([AX, AY, AZ], center = true); translate([0, -(AY - BY) / 2, (AZ / 2) + (BZ / 2)]) { difference () { union () { cube([BX, BY, BZ], center = true); translate([BOLTSX / 2, (BY / 2) - 3.5, 0]) { cylinder(r= R(13), h = BZ, center = true, $fn = 60); } translate([-BOLTSX / 2, (BY / 2) - 3.5, 0]) { cylinder(r= R(13), h = BZ, center = true, $fn = 60); } } translate([0, BY - 5.44, 0]) cube([53.2, BY, BZ + 1], center = true); //bolts translate([0, (BY / 2) - 3.5, 0]) { translate([BOLTSX / 2, 0, 0]) { cylinder(r = 4.95 / 2, h = BZ + 1, center = true, $fn = 50); translate([0, 0, 3]) m5_nut(); } translate([-BOLTSX / 2, 0, 0]) { cylinder(r = 4.95 / 2, h = BZ + 1, center = true, $fn = 50); translate([0, 0, 3]) m5_nut(); } } } } } module original_takeup () { block(); } module projector_mount () { //intersection () {} $fn = 60; intersection () { rotate([0, 180, 0]) minimal_mount(); translate([-10, 0, 0]) rounded_cube([50, 30, 20], d = 12, center = true); } //translate([-8.5, 0, 12]) rotate([0, 0, 180]) geared_motor(); //translate([0, 0, -34]) rotate([180, 0, 0]) daylight_spool_insert(); } module projector_arm () { difference () { union () { cube([ARM_LENGTH, ARM_WIDTH, ARM_HEIGHT], center = true); translate([(ARM_CUTOFF/2) - 2.1, 0, 0]) scale([2, 1, 1]) rotate([0, 0, 45]) cube([30, 30, ARM_HEIGHT], center = true); } translate([ARM_CUTOFF, 0, 0]) cube([ARM_LENGTH, 52, ARM_HEIGHT + 1], center = true); } translate([-ARM_REINFORCEMENT_OFFSET_X / 2, 0, -ARM_REINFORCEMENT_Z / 2]) difference() { cube([ARM_LENGTH - ARM_REINFORCEMENT_OFFSET_X, ARM_REINFORCEMENT_Y, ARM_HEIGHT + ARM_REINFORCEMENT_Z], center = true); translate([0, 0, -ARM_HEIGHT - ARM_REINFORCEMENT_Z + 2]) rotate([0, -5, 0]) cube([ARM_LENGTH - ARM_REINFORCEMENT_OFFSET_X + 20, ARM_REINFORCEMENT_Y + 1, ARM_HEIGHT + ARM_REINFORCEMENT_Z], center = true); } } module filter_holder () { difference () { cube([FILTER_X, 13.25, 50.5], center = true); //center void cube([42.4, 13.25 + 1, 50.5 + 1], center = true); translate([0, (13.25/2) - (3.25/2) - 1, 0]) cube([FILTER_VOID_X, 3.25, 50.5 + 1], center = true); translate([0, (13.25/2) - (3.25/2) - 1 - 3.25 - 1, 0]) cube([FILTER_VOID_X, 3.25, 50.5 + 1], center = true); } } module filter_reinforcement () { Z = 19.5 + 7.83; X = AX; difference () { cube([X, 15.5, Z], center = true); cube([FILTER_X - 0.1, 15.5 + 1, Z + 1], center = true); translate([X - 19.5, -9, 0]) cube([X, 15.5, Z + 1], center = true); translate([-X + 19.5, -9, 0]) cube([X, 15.5, Z + 1], center = true); } } module roller_bolts () { translate([ROLLER_SPACING/2, 2, 0]) { cylinder(r = R(4.25), h = 80, center = true, $fn = 40); translate([0, 0, 7]) rotate([0, 0, 30]) m4_nut(); } translate([-ROLLER_SPACING/2, 2, 0]) { cylinder(r = R(4.25), h = 80, center = true, $fn = 40); translate([0, 0, 7]) rotate([0, 0, 30]) m4_nut(); } } module jk_takeup () { difference () { union () { block(); translate([0, 0, -27.5]) filter_holder(); translate([0, -1.1, -16]) filter_reinforcement(); } roller_bolts(); } translate([0, 0, 1.8]) { translate([-30, 0, 0]) rotate([0, 0, ARMS_ANGLE]) { translate([-ARM_LENGTH/2, 0, 2.75]) rotate([0, 0, 180]) projector_arm(); translate([-ARM_LENGTH, 0, 5.5]) rotate([0, 0, 180]) projector_mount(); } translate([30, 0, 0]) rotate([0, 0, -ARMS_ANGLE]) { translate([ARM_LENGTH/2, 0, 2.75]) projector_arm(); translate([ARM_LENGTH, 0, 5.5]) projector_mount(); } } } module jk_takeup_halves (HALF = "A") { difference () { jk_takeup(); translate([0, 7, 0]) cylinder(r = R(M5), h = 40, center = true, $fn = 60); translate([0, -7, 0]) cylinder(r = R(M5), h = 40, center = true, $fn = 60); if (HALF == "A") { translate([(ARM_LENGTH) + 10, 0, 0]) cube([ARM_LENGTH * 2, ARM_LENGTH * 2, ARM_LENGTH], center = true); translate([0, 0, 10 + 2]) cube([20, BY + 1, 20], center = true); } else if (HALF == "B") { translate([-(ARM_LENGTH) - 10, 0, 0]) cube([ARM_LENGTH * 2, ARM_LENGTH * 2, ARM_LENGTH], center = true); translate([0, 0, -10 + 2]) cube([20, BY + 1, 20], center = true); } } } //translate([0, 0, 40]) color("red") original_takeup(); //jk_takeup(); //jk_takeup_halves(); color("blue") jk_takeup_halves("B"); //m5_nut();