Brackets and mounts
Round Keychain Disc Jig
- Bounding box
- 145.2 × 72.4 × 5 mm
- Engine
- 3D Printing B-rep
- Parameters
- 14
- Published
- November 12, 2026
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The prompt
// ========================================== // UITSNIJDINGS-MAL V2 (SOEPELER + KLIKRAND) // ========================================== $fn = 120; // Vul hier de exacte diameter van jouw ronde sleutelhanger in: jouw_disk_diameter = 50.0; // Aangepaste toleranties voor een soepele klik-passing rim_small_d = 48.2; rim_large_d = 55.8; groove_width = 2.7; // Verhoogd van 2.4 -> 2.7 mm (meer speling) groove_depth = 3.4; // Iets dieper zodat hij volledig over de rand valt snap_lip = 0.25; // Klein klik-randje onderaan tegen losschieten tab_slot_width = 18.0; tab_slot_depth = 28.0; tab_slot_height = 2.8; wedge_tip = 0.6; union() { // Geleidegroef 1: Smal blikje rim_groove_snap(rim_small_d, -15.0); // Geleidegroef 2: Standaard blikje rim_groove_snap(rim_large_d, -9.5); // Centrale sleuf + schuine spie tab_pocket(); } module tab_pocket() { front_x = jouw_disk_diameter / 2; back_x = front_x - tab_slot_depth; translate([back_x + tab_slot_width/2, 0, wedge_tip]) cylinder(d = tab_slot_width, h = tab_slot_height); translate([0, -tab_slot_width/2, 0]) hull() { translate([back_x + tab_slot_width/2, 0, wedge_tip]) cube([0.1, tab_slot_width, tab_slot_height]); translate([front_x + 1, 0, -0.1]) cube([0.1, tab_slot_width, tab_slot_height + wedge_tip + 0.6]); } } // Verbeterde groef met zoekrand onderaan en klik-kamer bovenin module rim_groove_snap(center_d, x_offset) { r_center = center_d / 2; translate([x_offset + r_center, 0, -0.1]) { // 1. De hoofdgroef (ruim bovenin voor de bolle felsrand) difference() { cylinder(r = r_center + groove_width/2, h = groove_depth + 0.1); translate([0, 0, -0.5]) cylinder(r = r_center - groove_width/2, h = groove_depth + 1.2); } // 2. Brede zoekrand op het printbed (voorkomt elephant's foot klemming) difference() { cylinder(r1 = r_center + groove_width/2 + 0.4, r2 = r_center + groove_width/2, h = 0.8); translate([0, 0, -0.5]) cylinder(r1 = r_center - groove_width/2 - 0.4, r2 = r_center - groove_width/2, h = 1.8); } } }
Parameters
| Name | Value | Range |
|---|---|---|
| Small disc pocket diameter | 48.2 mm | 20 – 90 |
| Large disc pocket diameter | 55.8 mm | 20 – 100 |
| Radial clearance per side | 0.3 mm | 0.1 – 1 |
| Plate thickness | 5 mm | 3 – 12 |
| Pocket depth | 3.4 mm | 1 – 10 |
| Free gap between the two pockets | 24 mm | 10 – 80 |
| Material around the pockets | 8 mm | 4 – 25 |
| Plate corner radius | 6 mm | 1 – 20 |
| Finger push-out hole diameter | 10 mm | 0 – 30 |
| Pocket mouth chamfer | 0.8 mm | 0 – 2 |
| Slot width | 18 mm | 6 – 40 |
| Slot length from the plate edge | 28 mm | 8 – 60 |
| Slot depth into the plate | 2.8 mm | 0.8 – 6 |
| Lead-in flare / ramp | 0.6 mm | 0.2 – 2 |
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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