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https://github.com/revarbat/snappy-reprap.git
synced 2025-10-30 07:10:07 -07:00
Fixed issue with jhead platform side joiners.
This commit is contained in:
Revar Desmera
File diff suppressed because it is too large
Load Diff
File diff suppressed because it is too large
Load Diff
@@ -11,7 +11,7 @@ $fs = 1;
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module jhead_platform()
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{
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side_joiner_len = 2;
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side_joiner_len = 5.01;
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platform_vert_off = rail_height+groove_height+rail_offset;
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l = extruder_length;
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w = rail_width;
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@@ -28,243 +28,291 @@ module jhead_platform()
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union() {
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difference() {
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union() {
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// Bottom.
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up(thick/2) {
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cube(size=[w, l-6.1-angle_offset, thick], center=true);
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}
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// Walls.
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up((rail_height/2-5)/2-0.005) {
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xspread(rail_spacing+2*joiner_width-platform_thick) {
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thinning_wall(h=rail_height/2-5-0.01, l=[l-12-angle_offset, l-12+angle_offset], thick=platform_thick, strut=5);
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}
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}
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// Center bracing
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difference() {
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upcube([rail_width-platform_thick, adjust_screw_diam+2*2, rail_height/2-5]);
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xspread(rail_width-2*2-18) {
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up(jhead_shelf_thick+jhead_groove_thick) {
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upcube([18, adjust_screw_diam+2*2+1, 7]);
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union() {
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// Bottom.
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up(thick/2) {
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cube(size=[w, l-6.1-angle_offset, thick], center=true);
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}
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}
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}
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// Joiner backing
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block_w = joiner_width;
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up(rail_height/2) {
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xflip_copy() {
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yflip_copy() {
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fwd((extruder_length-joiner_width)/2) {
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right((rail_width-block_w)/2) {
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skew_xy(yang=-bridge_arch_angle) {
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difference() {
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cube(size=[block_w-0.1, joiner_width, rail_height], center=true);
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xspread(block_w) back(joiner_width/2) chamfer_mask_z(l=rail_height*2, chamfer=joiner_width/3);
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}
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}
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// Walls.
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up((rail_height/2-5)/2-0.005) {
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xspread(rail_spacing+2*joiner_width-platform_thick) {
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thinning_wall(h=rail_height/2-5-0.01, l=[l-12-angle_offset, l-12+angle_offset], thick=platform_thick, strut=5);
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}
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}
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// Center bracing
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difference() {
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upcube([rail_width-platform_thick, adjust_screw_diam+2*2, rail_height/2-5]);
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xspread(rail_width-2*2-18) {
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up(jhead_shelf_thick+jhead_groove_thick) {
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upcube([18, adjust_screw_diam+2*2+1, 7]);
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}
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}
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}
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}
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}
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// Joiner bracing triangles
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tri_w = platform_thick;
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tri_h = rail_height - (rail_height/2-5);
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up(rail_height/2-5-0.05) {
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xflip_copy() {
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yflip_copy() {
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fwd((extruder_length-joiner_width)/2) {
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right((rail_width-tri_w)/2) {
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skew_xy(yang=-bridge_arch_angle) {
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zrot(90) {
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right_half() {
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trapezoid([tri_h*2, platform_thick], [0.1, platform_thick], h=tri_h, center=false);
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// Joiner backing
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block_w = joiner_width;
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up(rail_height/2) {
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xflip_copy() {
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yflip_copy() {
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fwd((extruder_length-joiner_width)/2) {
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right((rail_width-block_w)/2) {
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skew_xy(yang=-bridge_arch_angle) {
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difference() {
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cube(size=[block_w-0.1, joiner_width, rail_height], center=true);
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xspread(block_w) back(joiner_width/2) chamfer_mask_z(l=rail_height*2, chamfer=joiner_width/3);
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}
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}
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}
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}
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}
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}
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}
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}
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}
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// Jhead base
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fwd(extruder_shaft_len/4/2) {
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up((jhead_shelf_thick+jhead_groove_thick)/2) {
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cube([rail_width-platform_thick, extruder_shaft_len*0.75, jhead_shelf_thick+jhead_groove_thick], center=true);
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}
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up(jhead_shelf_thick+jhead_groove_thick) {
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up(motor_width*0.37/2) {
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cube([jhead_barrel_diam+8, extruder_shaft_len*0.75, motor_width*0.37], center=true);
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}
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}
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}
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// Lower idler mount blocks
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up(jhead_groove_thick+jhead_shelf_thick) {
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xspread(jhead_barrel_diam+8+9+5) {
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up(12/2-0.05) {
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fwd(2/2) {
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cube([20, extruder_shaft_len/2+2, 12], center=true);
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// Joiner bracing triangles
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tri_w = platform_thick;
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tri_h = rail_height - (rail_height/2-5);
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up(rail_height/2-5-0.05) {
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xflip_copy() {
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yflip_copy() {
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fwd((extruder_length-joiner_width)/2) {
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right((rail_width-tri_w)/2) {
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skew_xy(yang=-bridge_arch_angle) {
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zrot(90) {
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right_half() {
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trapezoid([tri_h*2, platform_thick], [0.1, platform_thick], h=tri_h, center=false);
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}
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}
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}
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}
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}
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}
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}
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}
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}
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}
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// Adjuster screw block
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up(motor_width/2+adjust_screw_diam/2-5) {
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left(32) {
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difference() {
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cube([15, adjust_screw_diam+2*2, motor_width/2+adjust_screw_diam+3], center=true);
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up(motor_width/2/2) {
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yrot(90) {
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acme_threaded_rod(d=adjust_screw_diam+2*printer_slop, l=15+0.1, thread_depth=adjust_thread_depth, pitch=adjust_screw_pitch, thread_angle=adjust_screw_angle);
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left((adjust_screw_diam+2*printer_slop)/2/2) {
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cube(size=[(adjust_screw_diam+2*printer_slop)/2, adjust_screw_diam/2, 15+0.1], center=true);
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// Jhead base
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fwd(extruder_shaft_len/4/2) {
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up((jhead_shelf_thick+jhead_groove_thick)/2) {
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cube([rail_width-platform_thick, extruder_shaft_len*0.75, jhead_shelf_thick+jhead_groove_thick], center=true);
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}
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up(jhead_shelf_thick+jhead_groove_thick) {
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up(motor_width*0.37/2) {
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cube([jhead_barrel_diam+8, extruder_shaft_len*0.75, motor_width*0.37], center=true);
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}
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}
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}
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// Lower idler mount blocks
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up(jhead_groove_thick+jhead_shelf_thick) {
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xspread(jhead_barrel_diam+8+9+5) {
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up(12/2-0.05) {
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fwd(2/2) {
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cube([20, extruder_shaft_len/2+2, 12], center=true);
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}
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}
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}
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}
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// Adjuster screw block
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up(motor_width/2+adjust_screw_diam/2-5) {
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left(32) {
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difference() {
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cube([15, adjust_screw_diam+2*2, motor_width/2+adjust_screw_diam+3], center=true);
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up(motor_width/2/2) {
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yrot(90) {
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acme_threaded_rod(d=adjust_screw_diam+2*printer_slop, l=15+0.1, thread_depth=adjust_thread_depth, pitch=adjust_screw_pitch, thread_angle=adjust_screw_angle);
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left((adjust_screw_diam+2*printer_slop)/2/2) {
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cube(size=[(adjust_screw_diam+2*printer_slop)/2, adjust_screw_diam/2, 15+0.1], center=true);
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}
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}
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}
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}
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}
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}
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// Motor face plate.
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fwd(extruder_shaft_len/2-2/2) {
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right(extruder_drive_diam/2-0.5) {
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up(thick+jhead_shelf_thick+motor_width/2/2) {
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cube([motor_width, 2, motor_width/2], center=true);
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}
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}
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}
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// Motor supports
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fwd(motor_length/2+extruder_shaft_len/2) {
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right(extruder_drive_diam/2-0.5) {
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up(22/2) {
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xspread(motor_width-5) {
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yspread(rail_height-15) {
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cube([20, 15, 22], center=true);
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}
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}
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}
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}
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}
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}
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}
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// Motor face plate.
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fwd(extruder_shaft_len/2-2/2) {
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right(extruder_drive_diam/2-0.5) {
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up(thick+jhead_shelf_thick+motor_width/2/2) {
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cube([motor_width, 2, motor_width/2], center=true);
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// Clear motor and extruder parts
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up(jhead_groove_thick+jhead_shelf_thick) {
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up(motor_width/2) {
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left(0.5) {
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right(extruder_drive_diam/2) {
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xrot(90) cylinder(h=extruder_shaft_len+1, d=extruder_drive_diam+1, center=true);
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fwd(extruder_shaft_len/2) {
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xrot(90) nema17_mount_holes(depth=2*2+0.05, l=0);
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fwd(motor_length/2) {
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cube([motor_width, motor_length, motor_width], center=true);
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}
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}
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}
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left(extruder_idler_diam/2) {
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back(1) {
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xrot(90) cylinder(h=extruder_shaft_len-2+0.05, d=extruder_idler_diam+2, center=true);
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left((extruder_idler_diam+2)/2) {
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cube([extruder_idler_diam+2, extruder_shaft_len-2+0.05, extruder_idler_diam+2], center=true);
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}
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}
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}
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}
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}
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up(jhead_cap_height+2*printer_slop) {
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cube([jhead_barrel_diam, filament_diam+4*printer_slop, 0.6], center=true);
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up(0.3) {
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cube([filament_diam+4*printer_slop, filament_diam+4*printer_slop, 0.6], center=true);
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}
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}
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}
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}
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// Motor cooling convection hole.
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fwd(motor_width/2+extruder_shaft_len/2) {
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right(extruder_drive_diam/2-0.5) {
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cylinder(d=motor_width*0.85, h=thick*10, center=true);
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}
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}
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// Motor supports
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fwd(motor_length/2+extruder_shaft_len/2) {
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right(extruder_drive_diam/2-0.5) {
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up(22/2) {
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xspread(motor_width-5) {
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yspread(rail_height-15) {
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cube([20, 15, 22], center=true);
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// Filament feed
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cylinder(d=filament_diam+4*printer_slop, h=100, center=true, $fn=12);
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up(jhead_groove_thick+jhead_shelf_thick+motor_width*0.37-1+0.05) {
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cylinder(d1=filament_diam+4*printer_slop, d2=filament_diam*3, h=2, center=true, $fn=12);
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}
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// Jhead groove slot
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up(jhead_groove_thick/2) {
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back(extruder_length/4/2) {
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yspread(extruder_length/4) {
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cylinder(h=jhead_groove_thick+0.1, d=jhead_groove_diam+printer_slop, center=true);
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}
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cube([jhead_groove_diam+printer_slop, extruder_length/4, jhead_groove_thick+0.1], center=true);
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}
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}
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// Jhead shelf slot
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up(jhead_groove_thick) {
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up((jhead_shelf_thick+jhead_cap_height+2*printer_slop)/2) {
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back(extruder_length/4/2) {
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yspread(extruder_length/4) {
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cylinder(h=jhead_shelf_thick+jhead_cap_height+2*printer_slop+0.1, d=jhead_barrel_diam+printer_slop, center=true);
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}
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cube([jhead_barrel_diam+printer_slop, extruder_length/4, jhead_shelf_thick+jhead_cap_height+2*printer_slop+0.1], center=true);
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}
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}
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}
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up((jhead_shelf_thick+jhead_groove_thick)/2) {
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// Extruder fan hole.
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back(extruder_length/4) {
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cylinder(h=jhead_shelf_thick+jhead_groove_thick+1, d=extruder_fan_size+2*printer_slop+2*2, center=true);
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}
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// Wire access slot
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back(extruder_length/4-extruder_fan_size/2+8/2) {
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xspread(w*0.5) {
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cylinder(h=jhead_shelf_thick+jhead_groove_thick+1, d=8, center=true);
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}
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cube([w*0.5, 8, jhead_shelf_thick+jhead_groove_thick+1], center=true);
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}
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}
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// Bottom idler holder
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up(jhead_groove_thick+idler_back_thick+printer_slop/2) {
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left(idler_backside-idler_back_thick) {
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intersection() {
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yrot_copies([0,-98]) {
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teardrop(r=idler_back_thick+printer_slop/2, h=extruder_shaft_len/2+printer_slop, ang=40, $fs=1);
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}
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up(idler_back_thick) {
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cube([2*idler_back_thick+printer_slop, extruder_shaft_len/2+printer_slop, 4*idler_back_thick+printer_slop], center=true);
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}
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}
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down(idler_back_thick/3) {
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yrot_copies([0,-8]) {
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left((idler_back_thick+printer_slop/2)/2) {
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up(50/2) {
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cube([idler_back_thick+printer_slop/2, extruder_shaft_len/2+printer_slop, 50], center=true);
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}
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}
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}
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}
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}
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}
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// Clear space for joiners.
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up(rail_height/2+0.05) {
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zrot_copies([0, 180]) {
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back(l/2) {
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xrot(-bridge_arch_angle) {
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joiner_pair_clear(spacing=(rail_spacing+joiner_width), h=h, w=joiner_width, clearance=1, a=joiner_angle);
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back(rail_width*1.5) cube(size=rail_width*3, center=true);
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}
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}
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}
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}
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}
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}
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// Clear motor and extruder parts
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up(jhead_groove_thick+jhead_shelf_thick) {
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up(motor_width/2) {
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left(0.5) {
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right(extruder_drive_diam/2) {
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xrot(90) cylinder(h=extruder_shaft_len+1, d=extruder_drive_diam+1, center=true);
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fwd(extruder_shaft_len/2) {
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xrot(90) nema17_mount_holes(depth=2*2+0.05, l=0);
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fwd(motor_length/2) {
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cube([motor_width, motor_length, motor_width], center=true);
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}
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}
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}
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left(extruder_idler_diam/2) {
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back(1) {
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xrot(90) cylinder(h=extruder_shaft_len-2+0.05, d=extruder_idler_diam+2, center=true);
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left((extruder_idler_diam+2)/2) {
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cube([extruder_idler_diam+2, extruder_shaft_len-2+0.05, extruder_idler_diam+2], center=true);
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// Rail end joiners.
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up(rail_height/2) {
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zrot_copies([0, 180]) {
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back(l/2+0.11) {
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xspread(rail_spacing+joiner_width) {
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intersection() {
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xrot(-bridge_arch_angle) {
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joiner(h=h, w=joiner_width, l=6, a=joiner_angle);
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}
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cube([joiner_width, 100, h], center=true);
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}
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}
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}
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}
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}
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up(jhead_cap_height+2*printer_slop) {
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cube([jhead_barrel_diam, filament_diam+4*printer_slop, 0.6], center=true);
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up(0.3) {
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cube([filament_diam+4*printer_slop, filament_diam+4*printer_slop, 0.6], center=true);
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}
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}
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}
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// Motor cooling convection hole.
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fwd(motor_width/2+extruder_shaft_len/2) {
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// Motor joiner clips
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right(extruder_drive_diam/2-0.5) {
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cylinder(d=motor_width*0.85, h=thick*10, center=true);
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}
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}
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// Filament feed
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cylinder(d=filament_diam+4*printer_slop, h=100, center=true, $fn=12);
|
||||
up(jhead_groove_thick+jhead_shelf_thick+motor_width*0.37-1+0.05) {
|
||||
cylinder(d1=filament_diam+4*printer_slop, d2=filament_diam*3, h=2, center=true, $fn=12);
|
||||
}
|
||||
|
||||
// Jhead groove slot
|
||||
up(jhead_groove_thick/2) {
|
||||
back(extruder_length/4/2) {
|
||||
yspread(extruder_length/4) {
|
||||
cylinder(h=jhead_groove_thick+0.1, d=jhead_groove_diam+printer_slop, center=true);
|
||||
}
|
||||
cube([jhead_groove_diam+printer_slop, extruder_length/4, jhead_groove_thick+0.1], center=true);
|
||||
}
|
||||
}
|
||||
|
||||
// Jhead shelf slot
|
||||
up(jhead_groove_thick) {
|
||||
up((jhead_shelf_thick+jhead_cap_height+2*printer_slop)/2) {
|
||||
back(extruder_length/4/2) {
|
||||
yspread(extruder_length/4) {
|
||||
cylinder(h=jhead_shelf_thick+jhead_cap_height+2*printer_slop+0.1, d=jhead_barrel_diam+printer_slop, center=true);
|
||||
}
|
||||
cube([jhead_barrel_diam+printer_slop, extruder_length/4, jhead_shelf_thick+jhead_cap_height+2*printer_slop+0.1], center=true);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
up((jhead_shelf_thick+jhead_groove_thick)/2) {
|
||||
// Extruder fan hole.
|
||||
back(extruder_length/4) {
|
||||
cylinder(h=jhead_shelf_thick+jhead_groove_thick+1, d=extruder_fan_size+2*printer_slop+2*2, center=true);
|
||||
}
|
||||
|
||||
// Wire access slot
|
||||
back(extruder_length/4-extruder_fan_size/2+8/2) {
|
||||
xspread(w*0.5) {
|
||||
cylinder(h=jhead_shelf_thick+jhead_groove_thick+1, d=8, center=true);
|
||||
}
|
||||
cube([w*0.5, 8, jhead_shelf_thick+jhead_groove_thick+1], center=true);
|
||||
}
|
||||
}
|
||||
|
||||
// Bottom idler holder
|
||||
up(jhead_groove_thick+idler_back_thick+printer_slop/2) {
|
||||
left(idler_backside-idler_back_thick) {
|
||||
intersection() {
|
||||
yrot_copies([0,-98]) {
|
||||
teardrop(r=idler_back_thick+printer_slop/2, h=extruder_shaft_len/2+printer_slop, ang=40, $fs=1);
|
||||
}
|
||||
up(idler_back_thick) {
|
||||
cube([2*idler_back_thick+printer_slop, extruder_shaft_len/2+printer_slop, 4*idler_back_thick+printer_slop], center=true);
|
||||
}
|
||||
}
|
||||
down(idler_back_thick/3) {
|
||||
yrot_copies([0,-8]) {
|
||||
left((idler_back_thick+printer_slop/2)/2) {
|
||||
up(50/2) {
|
||||
cube([idler_back_thick+printer_slop/2, extruder_shaft_len/2+printer_slop, 50], center=true);
|
||||
fwd(extruder_shaft_len/2+motor_length/2) {
|
||||
difference() {
|
||||
up(jhead_groove_thick+jhead_shelf_thick+motor_width/2) {
|
||||
difference() {
|
||||
xrot(90) joiner_pair(spacing=motor_mount_spacing, h=rail_height, w=joiner_width, l=motor_width/2+jhead_shelf_thick, a=joiner_angle);
|
||||
yspread(rail_height) {
|
||||
xspread(motor_mount_spacing+joiner_width) {
|
||||
chamfer_mask_z(l=rail_height*2, chamfer=joiner_width/3);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
cube([motor_mount_spacing+joiner_width+1, rail_height/3, motor_width*0.75], center=true);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// Clear space for joiners.
|
||||
up(rail_height/2+0.05) {
|
||||
zrot_copies([0, 180]) {
|
||||
back(l/2) {
|
||||
xrot(-bridge_arch_angle) {
|
||||
joiner_pair_clear(spacing=(rail_spacing+joiner_width), h=h, w=joiner_width, clearance=1, a=joiner_angle);
|
||||
back(rail_width*1.5) cube(size=rail_width*3, center=true);
|
||||
// Fan Shroud Joiners
|
||||
up(thick+jhead_shelf_thick+extruder_fan_thick-6) {
|
||||
back(extruder_length/4) {
|
||||
xspread(extruder_fan_size+2*joiner_width) {
|
||||
xrot(90) half_joiner2(h=extruder_fan_size/2, w=joiner_width, a=joiner_angle);
|
||||
}
|
||||
}
|
||||
}
|
||||
@@ -272,7 +320,7 @@ module jhead_platform()
|
||||
|
||||
// Clear space for Side half joiners
|
||||
up(rail_height/2/2) {
|
||||
yspread(l-20) {
|
||||
yspread(extruder_length-30) {
|
||||
zring(r=rail_spacing/2+joiner_width+side_joiner_len-0.05, n=2) {
|
||||
zrot(-90) {
|
||||
half_joiner_clear(h=rail_height/2, w=joiner_width, a=joiner_angle);
|
||||
@@ -282,53 +330,9 @@ module jhead_platform()
|
||||
}
|
||||
}
|
||||
|
||||
// Rail end joiners.
|
||||
up(rail_height/2) {
|
||||
zrot_copies([0, 180]) {
|
||||
back(l/2+0.11) {
|
||||
xspread(rail_spacing+joiner_width) {
|
||||
intersection() {
|
||||
xrot(-bridge_arch_angle) {
|
||||
joiner(h=h, w=joiner_width, l=6, a=joiner_angle);
|
||||
}
|
||||
cube([joiner_width, 100, h], center=true);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// Motor joiner clips
|
||||
right(extruder_drive_diam/2-0.5) {
|
||||
fwd(extruder_shaft_len/2+motor_length/2) {
|
||||
difference() {
|
||||
up(jhead_groove_thick+jhead_shelf_thick+motor_width/2) {
|
||||
difference() {
|
||||
xrot(90) joiner_pair(spacing=motor_mount_spacing, h=rail_height, w=joiner_width, l=motor_width/2+jhead_shelf_thick, a=joiner_angle);
|
||||
yspread(rail_height) {
|
||||
xspread(motor_mount_spacing+joiner_width) {
|
||||
chamfer_mask_z(l=rail_height*2, chamfer=joiner_width/3);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
cube([motor_mount_spacing+joiner_width+1, rail_height/3, motor_width*0.75], center=true);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// Fan Shroud Joiners
|
||||
up(thick+jhead_shelf_thick+extruder_fan_thick-6) {
|
||||
back(extruder_length/4) {
|
||||
xspread(extruder_fan_size+2*joiner_width) {
|
||||
xrot(90) half_joiner2(h=extruder_fan_size/2, w=joiner_width, a=joiner_angle);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// Side half joiners
|
||||
up(rail_height/2/2) {
|
||||
yspread(l-20) {
|
||||
yspread(extruder_length-30) {
|
||||
zring(r=rail_spacing/2+joiner_width+side_joiner_len, n=2) {
|
||||
zrot(-90) {
|
||||
chamfer(chamfer=3, size=[joiner_width, 2*(side_joiner_len+joiner_width/2), rail_height/2], edges=[[0,0,0,0], [1,1,0,0], [0,0,0,0]]) {
|
||||
|
||||
@@ -25,7 +25,7 @@ module snappy_logo() {
|
||||
}
|
||||
}
|
||||
up(10) {
|
||||
xspread(rail_length-2*printer_slop-2*joiner_width-1) {
|
||||
xspread(extruder_length-30) {
|
||||
difference() {
|
||||
xrot(90) half_joiner(h=rail_height/2, w=joiner_width, l=8, a=joiner_angle);
|
||||
xspread(joiner_width) {
|
||||
|
||||
2
wiki
2
wiki
Submodule wiki updated: 27ca445668...bc27dc4162
Reference in New Issue
Block a user