Parametric Twist Lock Container – Customizable Storage Case

This parametric twist lock container is designed for secure, customizable storage with a smooth locking mechanism.

Whether you're storing small parts, screws, pills, or random desk items, this container gives you a tight, satisfying twist-lock fit—and lets you adjust everything to your needs.

⚙️ Features
🔧 Fully parametric design (Fusion 360)
🔒 Smooth and secure twist-lock mechanism
📦 Customizable size for any use case
🛠️ Easy to print (no supports required)
🧩 Adjustable tolerances for perfect fit
🧠 How to Customize (Fusion 360)

Open the file → go to:

👉 Modify → Change Parameters

🔑 Main Parameters (From Your Model)
SIZE → Overall diameter of the container
👉 Controls how big the container is
HEIGHT → Height of the main body
👉 Adjust depending on storage needs
WALL → Wall thickness
👉 Increase for strength
👉 Decrease to save material
🔒 Lock Mechanism Controls
CLEARANCE → Fit between lid and base
👉 Increase if too tight
👉 Decrease if too loose
NOTCH_WIDTH → Width of locking tabs
👉 Affects how strong the lock feels
NOTCH_FREE_SPACE (angle) → Rotation space before lock engages
👉 Controls how far you twist to lock
TAPER → Helps guide lid into place
👉 Usually linked to wall thickness
📦 Lid & Fit Adjustments
LID_HEIGHT → Height of the lid
OFFSET → Alignment of lid vs base
⚠️ Tuning Tips
Hard to twist? → Increase CLEARANCE slightly
Too loose? → Decrease CLEARANCE
Weak lock? → Increase NOTCH_WIDTH
Want smoother feel? → Adjust TAPER
🖨️ Print Settings
Layer height: 0.16–0.2 mm
Infill: 15–20%
Supports: None
Material: PLA or PETG
💡 Use Cases
Small parts storage
Desk organization
Pills / everyday carry
Mechanical demo piece (super satisfying twist)