Certamen Machine Box

thingiverse

This box is made to contain the circuitry of a certamen machine made using the instructions found on https://certamenmachine.wixsite.com/diy1/instructions. Box file comes in two parts, print separately. Holes in back of box allow 12 wires to pass through. Box fits the following components: LCD display (ALMOCN IIC/I2C/TWI Serial 1602 16x2 LCD Display Screen Module with Interface Adapter Blue Backlight for Arduino UNO R3 MEGA2560) Arduino Uno 30-row breadboard (BB400 Solderless Plug-in BreadBoard, 400 tie-Points, 4 Power Rails, with Metal Backing Plate, 3.3 x 2.2 x 0.3in (84 x 55 x 9mm)) Assembly: Place the Arduino Uno in the bottom piece such that the USB port aligns with the rectangular hole in the box wall. Place the breadboard bus strip in the other rectangular slot in the bottom piece. Thread wires through each of the 12 back holes. Slot the LCD into the position as shown in the image. Close the box and hot glue. Sanding may be required (if 0.5mm tolerance is not enough). Use following settings for printing: Slicer: Ultimaker Cura Printer: Creality Ender 3 Material: PLA, 1.75mm Nozzle size: 0.5mm Layer height: 0.16mm Wall line count: 3 Bottom layer count: 6 Top layer count: 6 Infill density: 10% Infill type: Cubic Travel speed: 60mm/s Support: None Build plate adhesion: None Print time for bottom piece: ~5 hours Print time for top piece: ~10 hours Estimated total filament required: ~150g