3D preview of 18650 Battery Enclosure
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Interactive 3D model of 18650 Battery Enclosure

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18650 Battery Enclosure

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Bounding box
146 × 76 × 32 mm
Engine
3D Printing B-rep
Parameters
16
Published
November 1, 2026

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The prompt

// Carcasa para batería 18650 (Interior: 140 x 70 x 26 mm) // Grosor de pared: 3mm wall = 3; inner_l = 140; inner_w = 70; inner_h = 26; outer_l = inner_l + (wall * 2); outer_w = inner_w + (wall * 2); outer_h = inner_h + wall; // Caja base difference() { cube([outer_l, outer_w, outer_h]); translate([wall, wall, wall]) cube([inner_l, inner_w, inner_h + 1]); } // Tapa (desplazada a un lado para exportarla limpia) translate([outer_l + 10, 0, 0]) cube([outer_l, outer_w, 3]);

Parameters

NameValueRange
Inner cavity length140 mm40 – 200
Inner cavity width70 mm30 – 150
Inner cavity depth26 mm10 – 80
Wall thickness3 mm1.2 – 6
Floor thickness3 mm1.2 – 8
Outer corner radius5 mm0 – 15
Lid thickness3 mm1.2 – 8
Register lip height3 mm1 – 8
Register lip thickness2 mm1.2 – 5
Lip clearance per side0.25 mm0.1 – 0.5
M3 clearance hole diameter3.4 mm2 – 6
Counterbore diameter6.5 mm4 – 10
Counterbore depth1.6 mm0.5 – 4
Screw boss diameter7 mm5 – 12
Boss center inset from inner wall7 mm5 – 25
Screw thread engagement depth12 mm5 – 25

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.

18650 Battery Enclosure - Free CAD Model (STEP, STL) | TextoCAD