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Interactive 3D model of Round Keychain Disc Jig

Brackets and mounts

Round Keychain Disc Jig

1 views
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

NameValueRange
Small disc pocket diameter48.2 mm20 – 90
Large disc pocket diameter55.8 mm20 – 100
Radial clearance per side0.3 mm0.1 – 1
Plate thickness5 mm3 – 12
Pocket depth3.4 mm1 – 10
Free gap between the two pockets24 mm10 – 80
Material around the pockets8 mm4 – 25
Plate corner radius6 mm1 – 20
Finger push-out hole diameter10 mm0 – 30
Pocket mouth chamfer0.8 mm0 – 2
Slot width18 mm6 – 40
Slot length from the plate edge28 mm8 – 60
Slot depth into the plate2.8 mm0.8 – 6
Lead-in flare / ramp0.6 mm0.2 – 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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Round Keychain Disc Jig - Free CAD Model (STEP, STL) | TextoCAD