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Différents types de trous pour solidariser le couvercle et les futures 2 parties du bloc extrudeur

master
hadware 2 months ago
parent
7ffc48466a
commit
398cb4dc52
2 changed files with 184 additions and 21 deletions
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  1. 88
      tests.ipynb
  2. 113
      tractrudeuse_v2.ipynb

88
tests.ipynb
Unescape View File

@ -40,6 +40,94 @@
}
],
"execution_count": 1
},
{
"metadata": {
"ExecuteTime": {
"end_time": "2026-05-11T13:14:15.239670548Z",
"start_time": "2026-05-11T13:14:14.437899096Z"
}
},
"cell_type": "code",
"source": [
"from build123d import *\n",
"from ocp_vscode import *\n",
"\n",
"with BuildPart() as latch:\n",
" # Basic box shape to start with filleted corners\n",
" Box(70, 30, 14)\n",
" end = latch.faces().sort_by(Axis.X)[-1] # save the end with the hole\n",
" fillet(latch.edges().filter_by(Axis.Z), 2)\n",
" fillet(latch.edges().sort_by(Axis.Z)[-1], 1)\n",
" # Make screw tabs\n",
" with BuildSketch(latch.faces().sort_by(Axis.Z)[0]) as l4:\n",
" with Locations((-30, 0), (30, 0)):\n",
" SlotOverall(50, 10, rotation=90)\n",
" Rectangle(50, 30)\n",
" fillet(l4.vertices(Select.LAST), radius=2)\n",
" extrude(amount=-2)\n",
" with GridLocations(60, 40, 2, 2):\n",
" Hole(2)\n",
" # Create the hole from the end saved previously\n",
" with BuildSketch(end) as slide_hole:\n",
" add(end)\n",
" offset(amount=-2)\n",
" fillet(slide_hole.vertices(), 1)\n",
" extrude(amount=-68, mode=Mode.SUBTRACT)\n",
" # Slot for the handle to slide in\n",
" with BuildSketch(latch.faces().sort_by(Axis.Z)[-1]):\n",
" SlotOverall(32, 8)\n",
" extrude(amount=-2, mode=Mode.SUBTRACT)\n",
" # The slider will move align the x axis 12mm in each direction\n",
" LinearJoint(\"latch\", axis=Axis.X, linear_range=(-12, 12))\n",
"\n",
"with BuildPart() as slide:\n",
" # The slide will be a little smaller than the hole\n",
" with BuildSketch() as s1:\n",
" add(slide_hole.sketch)\n",
" offset(amount=-0.25)\n",
" # The extrusions aren't symmetric\n",
" extrude(amount=46)\n",
" extrude(slide.faces().sort_by(Axis.Z)[0], amount=20)\n",
" # Round off the ends\n",
" fillet(slide.edges().group_by(Axis.Z)[0], 1)\n",
" fillet(slide.edges().group_by(Axis.Z)[-1], 1)\n",
" # Create the knob\n",
" with BuildSketch() as s2:\n",
" with Locations((12, 0)):\n",
" SlotOverall(15, 4, rotation=90)\n",
" Rectangle(12, 7, align=(Align.MIN, Align.CENTER))\n",
" fillet(s2.vertices(Select.LAST), 1)\n",
" split(bisect_by=Plane.XZ)\n",
" revolve(axis=Axis.X)\n",
" # Align the joint to Plane.ZY flipped\n",
" RigidJoint(\"slide\", joint_location=Location(-Plane.ZY))\n",
"\n",
"# Position the slide in the latch: -12 >= position <= 12\n",
"latch.part.joints[\"latch\"].connect_to(slide.part.joints[\"slide\"], position=12)\n",
"\n",
"# show(latch.part, render_joints=True)\n",
"# show(slide.part, render_joints=True)\n",
"show(latch.part, slide.part, render_joints=True)"
],
"id": "cb25c030c8bb89dc",
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"++\n"
]
},
{
"name": "stderr",
"output_type": "stream",
"text": [
"CameraWarning: Object may extend beyond view (287.7% of previous size). Skip warnings with `ignore_camera_warnings()`\n"
]
}
],
"execution_count": 2
}
],
"metadata": {

113
tractrudeuse_v2.ipynb
Unescape View File

@ -6,11 +6,13 @@
"metadata": {
"collapsed": true,
"ExecuteTime": {
"end_time": "2026-05-09T14:28:10.474719577Z",
"start_time": "2026-05-09T14:28:05.535127271Z"
"end_time": "2026-05-12T12:43:07.527133896Z",
"start_time": "2026-05-12T12:43:02.563122699Z"
}
},
"source": [
"from itertools import product\n",
"\n",
"from ocp_vscode import show\n",
"\n",
"\"\"\"\n",
@ -28,7 +30,7 @@
"# Fente (guide tract) — face droite, centrée en Y\n",
"fente_largeur = 152.0 # mm — largeur de la fente -> Y\n",
"fente_profondeur = 80.0 # mm — profondeur (longueur de la rainure) -> X\n",
"fente_section = 2.0 # mm — hauteur de la section (épaisseur papier + jeu)\n",
"fente_hauteur = 2.0 # mm — hauteur de la section (épaisseur papier + jeu)\n",
"\n",
"# Zone à extruder du tract\n",
"tract_extrusion_cote = 45 # mm\n",
@ -67,13 +69,26 @@
"emboitement_jeu = 0.3 # mm\n",
"\n",
"# Couvercle\n",
"couvercle_epaisseur = 3.0 # mm\n",
"couvercle_epaisseur = 5 # mm\n",
"couvercle_ouv_largeur = 150 # mm — ouverture X\n",
"couvercle_ouv_profondeur = 60 # mm — ouverture Y\n",
"\n",
"# Bac\n",
"bac_hauteur = 100.0 # mm\n",
"\n",
"# Fixations couvercle\n",
"vis_diam = 4 + 0.1\n",
"vis_longueur = 40\n",
"vis_profondeur_trou_bloc = vis_longueur - couvercle_epaisseur\n",
"vis_ecrou_diam = 7 + 0.15\n",
"vis_ecrou_hauteur = 3.2 + 0.15\n",
"\n",
"# Fixation couplage des deux sous-parties du bloc extrudeur\n",
"vis_couplage_diam_pas = 2.8\n",
"vis_couplage_diam = 4\n",
"vis_couplage_diam_trou = 8\n",
"vis_couplage_longueur = 20\n",
"\n",
"# ─────────────────────────────────────────────────────────────────────────────\n",
"# DIMENSIONS DÉRIVÉES\n",
"# ─────────────────────────────────────────────────────────────────────────────\n",
@ -83,7 +98,6 @@
"fente_y = fente_largeur / 2 - tracte_extrusion_center_y_offset\n",
"fente_z_abs = epaisseur_fond + zone_extrusion_offset_hauteur # hauteur absolue depuis le bas\n",
"\n",
"\n",
"bloc_extrudeur_int_x = (fente_profondeur - tract_extrusion_center_x_offset\n",
" + cav_dim_x - zone_extrusion_offset_avant)\n",
"bloc_extrudeur_int_y = max(cav_dim_y, fente_largeur + fente_y)\n",
@ -96,7 +110,6 @@
"cav_x = (bloc_extrudeur_ext_x - cav_dim_x) / 2 # centrée en X\n",
"cav_y = 0\n",
"\n",
"\n",
"# Bac\n",
"bac_ext_x = bloc_extrudeur_ext_x + 2 * (epaisseur_paroi + emboitement_jeu)\n",
"bac_ext_y = bloc_extrudeur_ext_y + 2 * (epaisseur_paroi + emboitement_jeu)\n",
@ -142,11 +155,16 @@
" # Position relative au centre de la face (origine du sketch)\n",
" # with Locations(Location((fente_y, fente_z_abs - bloc_extrudeur_ext_z))):\n",
" with Locations(Location((fente_y, fente_z_abs - bloc_extrudeur_ext_z / 2))):\n",
" Rectangle(fente_largeur, fente_section)\n",
" Rectangle(fente_largeur, fente_hauteur)\n",
"\n",
" extrude(amount=-fente_profondeur, mode=Mode.SUBTRACT)\n",
" # ptit coup de chamfrein sur la fente\n",
" chamfer(p.edges(Select.LAST), length=0.5)\n",
" chamfer(\n",
" p.edges(Select.LAST)\n",
" .filter_by(Axis.Y)\n",
" .filter_by_position(Axis.X, bloc_extrudeur_ext_x / 2 - 0.01, bloc_extrudeur_ext_x / 2 + 0.01),\n",
" length=2\n",
" )\n",
"\n",
" # # 4. Trou d'évacuation (perce le fond depuis en dessous)\n",
" cav_floor = faces().filter_by(Axis.Z).sort_by(Axis.Z)[1]\n",
@ -160,6 +178,61 @@
" # ptit coup de chamfrein sur le trou\n",
" chamfer(edges(Select.LAST), length=2)\n",
"\n",
" # trous de boulon pour fixer le couvercle\n",
" with Locations(top_face) as sk:\n",
" # Position relative au centre de la face (origine du sketch)\n",
" for side_offset in [bloc_extrudeur_ext_y / 2 - epaisseur_paroi,\n",
" -bloc_extrudeur_ext_y / 2 + epaisseur_paroi]:\n",
" with Locations((0, side_offset)):\n",
" Hole(radius=vis_diam / 2, depth=vis_profondeur_trou_bloc)\n",
" with BuildSketch(Plane(top_face).offset(-10)) as sk:\n",
" for side_offset in [bloc_extrudeur_ext_y / 2 - epaisseur_paroi,\n",
" -bloc_extrudeur_ext_y / 2 + epaisseur_paroi]:\n",
" with Locations((0, side_offset)):\n",
" RegularPolygon(radius=vis_ecrou_diam / 2, side_count=6)\n",
"\n",
" extrude(amount=-vis_ecrou_hauteur, mode=Mode.SUBTRACT)\n",
"\n",
" fente_top_face = (faces()\n",
" .filter_by(Plane.YX)\n",
" .filter_by_position(Axis.Z,\n",
" - bloc_extrudeur_ext_z / 2 + fente_z_abs,\n",
" -bloc_extrudeur_ext_z / 2 + fente_z_abs + fente_hauteur)[0])\n",
"\n",
" # Position relative au centre de la face (origine du sketch)\n",
" y_offsets = (bloc_extrudeur_ext_y / 2 - epaisseur_paroi,\n",
" -(bloc_extrudeur_ext_y / 2) + epaisseur_paroi)\n",
" x_offsets = (bloc_extrudeur_ext_x / 2 - (fente_profondeur + 20),\n",
" - bloc_extrudeur_ext_x / 2 + epaisseur_paroi)\n",
" hole_locations = list(product(x_offsets, y_offsets))\n",
" # Trous de couplage des deux parties du bloc une fois séparées\n",
" with Locations(Plane(\n",
" origin=(0, 0, fente_top_face.center().Z),\n",
" z_dir=(0, 0, 1)\n",
" ).offset(5)) as sk:\n",
" # Trou vers le haut (diamètre 10)\n",
" with Locations(hole_locations):\n",
" Cylinder(\n",
" radius=vis_couplage_diam_trou/2,\n",
" height=50,\n",
" align=(Align.CENTER, Align.CENTER, Align.MIN),\n",
" mode=Mode.SUBTRACT\n",
" )\n",
" Cylinder(\n",
" radius=vis_couplage_diam /2,\n",
" height=5,\n",
" rotation=(180, 0, 0), # inverse le sens\n",
" align=(Align.CENTER, Align.CENTER, Align.MIN),\n",
" mode=Mode.SUBTRACT\n",
" )\n",
" Cylinder(\n",
" radius=vis_couplage_diam_pas /2,\n",
" height=50,\n",
" rotation=(180, 0, 0), # inverse le sens\n",
" align=(Align.CENTER, Align.CENTER, Align.MIN),\n",
" mode=Mode.SUBTRACT\n",
" )\n",
"\n",
" # # Trous de boulons pour fixer la trouyoteuse\n",
" with Locations(cav_floor):\n",
" with GridLocations(50, 60, 2, 2):\n",
@ -251,20 +324,22 @@
" Rectangle(couvercle_ouv_largeur, couvercle_ouv_profondeur)\n",
" extrude(amount=-epaisseur_paroi, mode=Mode.SUBTRACT)\n",
"\n",
" return p.part\n",
"\n",
" with Locations(top_face) as sk:\n",
" # Position relative au centre de la face (origine du sketch)\n",
" for side_offset in [bloc_extrudeur_ext_y / 2 - epaisseur_paroi,\n",
" -bloc_extrudeur_ext_y / 2 + epaisseur_paroi]:\n",
" with Locations((0, side_offset)):\n",
" Hole(radius=vis_diam / 2)\n",
"\n",
"def center_xy(part):\n",
" bb = part.bounding_box()\n",
" return part.translate((-bb.center().X, -bb.center().Y, 0))\n",
" return p.part\n",
"\n",
"\n",
"gap = 50\n",
"\n",
"show(\n",
" center_xy(make_bloc_extrudeur()),\n",
" center_xy(make_bac_recup()).translate((0, 0, -(bloc_extrudeur_ext_z / 2 + 2 * gap))),\n",
" center_xy(make_couvercle()).translate((0, 0, bloc_extrudeur_ext_z / 2 + gap)),\n",
" make_bloc_extrudeur(),\n",
" make_bac_recup().translate((0, 0, -(bloc_extrudeur_ext_z / 2 + 2 * gap))),\n",
" make_couvercle().translate((0, 0, bloc_extrudeur_ext_z / 2 + gap)),\n",
" names=[\"superieure\", \"inferieure\", \"couvercle\"],\n",
" colors=[\"#ff7800\", \"#000000\", \"#000000\"],\n",
")"
@ -274,11 +349,11 @@
"name": "stdout",
"output_type": "stream",
"text": [
"+++\n"
"+cc\n"
]
}
],
"execution_count": 110
"execution_count": 161
},
{
"metadata": {
@ -288,7 +363,7 @@
}
},
"cell_type": "code",
"source": "bloc_extrudeur_ext_x",
"source": "edges(Select.LAST)[0].is_closed",
"id": "810fb3a101c2fccd",
"outputs": [
{

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