Enclosures and housings
4-Hole Corner Block
- Bounding box
- 61 × 60 × 85 mm
- Engine
- 3D Printing B-rep
- Parameters
- 11
- Published
- October 31, 2026
Download
Free to download and use. See the terms.
The prompt
// Outer block dimensions (mm for 3D print) block_x = 61; // 6.1 cm block_y = 60; // 6.0 cm block_z = 85; // 8.5 cm wall_thickness = 5; // 5 mm thick outer walls + solid base hole_dia = 23; // 2.3 cm diameter per top hole hole_depth = 20; // 2 cm depth for the top holes gap = 6; // 0.6 cm gap between hole edges / block sides hole_r = hole_dia / 2; // Hole centre positions (same layout as before) cx1 = gap + hole_r; cx2 = cx1 + hole_dia + gap; cy1 = gap + hole_r; cy2 = cy1 + hole_dia + gap; difference() { // Sharp‑edged outer shell cube([block_x, block_y, block_z]); // Hollow inner cavity (leaves base + walls) translate([wall_thickness, wall_thickness, wall_thickness]) cube([ block_x - 2*wall_thickness, block_y - 2*wall_thickness, block_z - wall_thickness ]); // Four blind holes from top down translate([cx1, cy1, 0]) cylinder(d=hole_dia, h=hole_depth); translate([cx2, cy1, 0]) cylinder(d=hole_dia, h=hole_depth); translate([cx1, cy2, 0]) cylinder(d=hole_dia, h=hole_depth); translate([cx2, cy2, 0]) cylinder(d=hole_dia, h=hole_depth); }
Parameters
| Name | Value | Range |
|---|---|---|
| Width X | 61 mm | 20 – 200 |
| Depth Y | 60 mm | 20 – 200 |
| Height Z | 85 mm | 10 – 250 |
| Hole diameter | 23 mm | 5 – 50 |
| Full-diameter hole depth | 20 mm | 2 – 200 |
| Hole edge to block edge / web between holes | 6 mm | 1 – 30 |
| Lead-in chamfer at hole mouth | 1 mm | 0 – 5 |
| Conical drill point depth | 6 mm | 0 – 20 |
| Outer wall / solid base thickness | 5 mm | 1 – 15 |
| Vertical corner radius (0 = sharp) | 0 mm | 0 – 15 |
| Bottom edge chamfer (0 = sharp) | 0 mm | 0 – 4 |
Every value above is a live dimension. Open a model like this in the editor and each one becomes a slider you can drag before exporting.
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