From cfd268ba36c4aa2fa4f9d3aa1854190b44902cd2 Mon Sep 17 00:00:00 2001 From: mattmcw Date: Fri, 19 May 2023 19:50:34 -0400 Subject: [PATCH] Drop motor to allow more space for the slip coupling assembly --- scad/contact_printer.scad | 36 ++++++++++++++++++++++-------------- 1 file changed, 22 insertions(+), 14 deletions(-) diff --git a/scad/contact_printer.scad b/scad/contact_printer.scad index 6beffcc..97b8856 100644 --- a/scad/contact_printer.scad +++ b/scad/contact_printer.scad @@ -37,7 +37,7 @@ ReelX = 102.5; ReelY = 50; MotorZ = -16; -TakeupMotorZ = -35; +TakeupMotorZ = -40; PictureTakeupMotorRotationZ = -70; StockTakeupMotorRotationZ = 180-70; @@ -55,7 +55,7 @@ TakeupPanelX = 95; TakeupPanelY = 90; TakeupCenterVoidD = 47; TakeupCenterColumnD = 55; -TakeupCenterColumnZ = 12; +TakeupCenterColumnZ = 24.25; TakeupMotorMountX = 31; TakeupMotorMountY = 31; @@ -83,7 +83,7 @@ IdleRollerBoltH = 30; BearingOuterDiameter = 22.1 - .5; BearingInnerDiameter = 8.05; -BearingY = (55/2) + 6; +BearingY = (55/2) + 6 - 0.2; BearingZ = -7; BearingH = 9; @@ -239,7 +239,7 @@ module debug () { **/ module bearing_void (pos = [0, 0, 0], width= 8) { - fuzz = 0.3; + fuzz = 0.5; translate (pos) { difference () { cylinder(r = R(BearingOuterDiameter) + fuzz, h = width, center = true); @@ -491,7 +491,7 @@ module panel (pos = [0, 0, 0]) { } module takeup_panel_motor_mount_bolt_void (pos = [0, 0, 0]) { - cap = 20; + cap = 25; bolt = 10; translate(pos) { translate([0, 0, -bolt / 2]) cylinder(r = R(3.5), h = bolt, center = true, $fn = 30); @@ -511,7 +511,7 @@ module takeup_panel_bearings_voids (pos = [0, 0, 0]) { module takeup_panel_bearings_post (pos = [0, 0, 0]) { translate(pos) { cylinder(r = R(12), h = 0.5, center = true); - translate([0, 0, - (0.5 / 2) - (8 / 2)]) cylinder(r = R(BearingInnerDiameter) - 0.4, h = 8, center = true); + translate([0, 0, - (0.5 / 2) - (8 / 2)]) cylinder(r = R(BearingInnerDiameter) - 0.1, h = 8, center = true); } } @@ -546,6 +546,7 @@ module takeup_panel_motor_mount_m4_bolt_void (pos = [0, 0, 0], rot = [0, 0, 0], translate(pos) rotate(rot) { cylinder(r = R(4.25), h = H, center = true); translate([0, 0, H/2]) m4_nut(); + translate([0, 0, -12.01]) cylinder(r = R(8.5), h = 25, center = true, $fn = 60); } } @@ -596,8 +597,6 @@ module takeup_panel_picture (pos = [0, 0, 0]) { takeup_panel_motor_mount_m4_bolts_voids([TakeupPanelPictureOffsetX, 0, -8.99]); } - - } } @@ -610,20 +609,23 @@ module takeup_panel_picture_motor_mount (pos = [0, 0, 0] ) { translate([0, 0, -16]) cylinder(r = R(TakeupCenterColumnD), h = 3, center = true, $fn = 100); takeup_panel_motor_mount_pads([0, 0, -5.5]); } - translate([0, 0, -16]) cylinder(r = R(15), h = 3 + 1, center = true, $fn = 100); - translate([0, 0, -8]) cylinder(r = R(TakeupCenterVoidD), h = TakeupCenterColumnZ, center = true, $fn = 100); + translate([0, 0, -16]) cylinder(r = R(15), h = TakeupCenterColumnZ, center = true, $fn = 100); + translate([0, 0, -9]) cylinder(r = R(TakeupCenterVoidD), h = TakeupCenterColumnZ, center = true, $fn = 100); //bearings takeup_panel_bearings_voids(); - translate([2.55, -7.1, -17]) rotate([0, 0, PictureTakeupMotorRotationZ]) { + translate([2.55, -7.1, -17-6]) rotate([0, 0, PictureTakeupMotorRotationZ]) { takeup_panel_motor_mount_bolt_void([MotorMountX, MotorMountY, 0]); takeup_panel_motor_mount_bolt_void([-MotorMountX, MotorMountY, 0]); takeup_panel_motor_mount_bolt_void([MotorMountX, -MotorMountY, 0]); takeup_panel_motor_mount_bolt_void([-MotorMountX, -MotorMountY, 0]); } takeup_panel_motor_mount_m4_bolts_voids([0, 0, -8.99]); + translate([0, 0, -29]) rotate([0, 0, PictureTakeupMotorRotationZ]){ + translate([5, 0, 0]) cube([50, 27, 10], center = true); + } } - takeup_mount_panel([0, 0, -20], [0, 0, PictureTakeupMotorRotationZ]); + takeup_mount_panel([0, 0, -26], [0, 0, PictureTakeupMotorRotationZ]); } } } @@ -703,7 +705,7 @@ module corner_foot (pos = [0, 0, 0], rot = [0, 0, 0]) { } } -PART = "corner_foot"; +PART = "takeup_panel_picture_motor_mount"; LIBRARY = true; if (PART == "panel") { @@ -731,5 +733,11 @@ if (PART == "panel") { } else if (PART == "2020_tslot_insert") { 2020_tslot_insert(); } else { - debug(); + //debug(); + + PanelOffsetZ = -2.5; + takeup_panel_picture([TakeupPanelPictureX, TakeupPanelPictureY, PanelOffsetZ]); + takeup_panel_picture_motor_mount([TakeupPanelPictureX, TakeupPanelPictureY, PanelOffsetZ]); + + //centered_geared_motor([ReelX, ReelY, TakeupMotorZ], [180, 0, PictureTakeupMotorRotationZ]); }