KevsRobots Learning Platform
Wall Drawing Robot Tutorial
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Introduction
Build the Robot
Programming
Summary
Assembling the Robot
Step-by-step guide to assembling the wall drawing robot.
By Kevin McAleer, 2 Minutes
Page last updated August 02, 2024
Assembly
Follow the instructions below to assemble the wall drawing robot parts:
| Item | Action |
|---|---|
| Mount the Stepper Motors: Secure the stepper motors with two screws to the left side and right sides 3D printed parts. Mount the Raspberry Pi Zero 2 W: Attach the Raspberry Pi to the top of the left side motor mount using M2.5 screws. Plug the Stepper Motors: Connect the stepper motors to the driver boards using connector. |
 |
| Mount the ULN2003 Driver Boards: Fix the driver boards to the back of the left and right side motor mounts. |  |
| Attach the Pulley String: Connect the toothed pulley string to both stepper motors, ensuring it runs smoothly. |  |
| Prepare the Gondola: Attach the marker pen to the gondola and secure the micro servo motor to the gondola. The servo will lift and lower the pen. Connect the Gondola: Suspend the gondola between the two motors using the pulley string. Ensure it can move freely up and down. |
 |
| Attach the timing cogs Secure the timing cogs to the stepper motors using the small grub screws |  |
| Attach to board: Secure the left and right assemblies to the whiteboard |  |
| Attach to the whiteboard: Secure the left and right side motor mounts to the whiteboard using screws. |  |
Your robot assembly is complete. Now, let’s move on to wiring the components.
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