RPi based 3D Scanner

The following scanner is based upon the FreeLss software and CiClops device design.

Website FREELSS

Website CiClop 3D Scanner

Basic Block Diagram

Structure

The scanning device is made from OpenBeam aluminum extrusion beams. The joining of the beams is via custom 3D printed parts and plates.

OpenBeam (violet)

• 30 cm length qty. 3

• 18 cm length qty. 2

• 12 cm length qty. 2

• 8 cm length qty. 6

3D Printed Joining Plates (red)

• Tee Joining Plate qty. 6

• El Joining Plates qty. 4

• Blank Plate 7.5x4.5 cm qty. 1

• Feet qty. 6

Note: Additional Blank Plates were added to reinforce frame from flexing.

3D Printed Mounting Plates

• Stepper Motor Plate qty. 1 (aqua)

• PCB Plate 8x12cm qty. 1 (green)

• Power Converter Plate qty. 1 (green)

• RPi Case Plate qty. 1 (orange)

• Camera Rear Plate qty. 1 (purple)

• Camera Front Plate qty. 1 (white)

• Laser Bracket Plate qty. 4 (blue and light blue)

• Rotating Platform Saddle qty. 1 (yellow)

• Platform Bearing Top Ring qty. 1 (yellow)

Rotating Platform Details

Assembled

Exploded

Laser Holder Assembly (Updated)

• Blue bracket is attached to the assembly cross bar.
• Pink bracket affixes laser to assembly.
• Lavender cylinder clamp used to rotate laser.
• White cylinder is the laser module.

The Blue and Pink bracket allow aim of vertical laser line left and right. The Lavender cylinder clamp allow the vertical laser line to be adjusted perpendicular to rotating platform.

Schematic

Parts List

• Raspberry Pi 3 B+

• Raspberry 5.1 meg Camera

• Raspberry Pi Camera Cable

• Raspberry Pi GPIO Ribbon Cable

• Raspberry Pi Case

• Voltage Converter 12V => 5V

• Laser Line Casting Module qty. 2

• RPi Proto Breadboard PCB

• DRV8825 Stepper Driver Module

• ULN2003 IC

• 100uf 35v Capacitor qty. 2

• Header Pins 2x11

• 2 Position Header Jumper qty. 3

• LED Strip 12V

• SPST Switch

• Stepper Motor

• Mounting Hub (5mm)

• 16014 Open Bearing 70x110x13 Ball Bearings

• Rotating Platform (15 cm)

• Power Supply Brick 12v 2.8A

Photos