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Project Log 2 : First prototype and components

A project log for Automatic Reloading Crossbow

Learn how to make an automatic crossbow using motors to launch objects without the need to reload yourself.

luispoujolluis.poujol 04/09/2024 at 10:540 Comments

First prototype using cardboard and sticks. Refined the idea to use tracks as well as wheels on the axis to have more torque and friction. Use of a rubber band.

Components we want to order 

Arduino UNO23.90€129.8https://www.gotronic.fr/art-arduino-uno-a000066-12420.htm
Stepper Motor for conveyor belt12.99€225.98https://www.amazon.com/Stepper-Motor-Printer-Milling-Machine/dp/B071P2H1F9/ref=sr_1_20?sr=8-20
Push Buttons8.68€18.68https://www.amazon.com/dp/B01E38OS7K/
Tracks and wheel provided by school
Stepper Motor driver15.99€115.99https://www.amazon.com/dp/B0CGRMQB9P/
Coupler and 8mm axis9.99€219.98https://www.amazon.com/dp/B07S1LKMQ6/

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