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Bambu Printers: 3D Printing Checklist

Setup Bambu Studio:

  1. First, Install Bambu Studio on your laptop, or use one of the DME desktops.
  2. Select your region: North America.
  3. Printer setup:
    1. Deselect all printers.
    2. Select Bambu A1 with a 0.40mm nozzle and Bambu X1 Carbon with a 0.40mm nozzle.
  4. Filament selection:
    1. Deselect all filaments.
    2. Select Bambu PETG Basic, Bambu PETG-CF, and Generic PLA.
  5. Final steps:
    1. Deselect the “Install Network Plugin” option.
    2. Click “Finish” to complete the setup.

Prepare your file for 3D printing:

Before you begin, find or create a .stl or .3mf model file that you will 3D print. If. you won’t be creating an original design, you can download 3D models from repositories such as Printables, Thingiverse, or Makerworld.

  1. Check printer settings:
    1. Ensure that your printer, print bed, and filament settings match the printer you are using in Bambu Studio.
  2. Import your mesh file:
    1. Import the desired mesh file into the software.
  3. Use object modification tools:
    1. The basic tools like Auto Orient, Arrange All Objects, Move, Rotate, Scale, and Lay on Face enable you to perform common tasks, like selecting a face of your model to orient it for optimized printing.
    2. For this example, use the “Lay on Face” command to orient the model correctly. (Library/SLC Model)
  4. Add supports 
    1. Support are crucial to prevent print failures. At the DME, we recommend using organic supports if needed (found under “Support” > “Type” > “Tree”).
  5. Set Infill Level
    1. At the DME, we offer an infill level of up to 20% maximum.
  6. Export your gcode:
    1. Once you’re satisfied with your print and have confirmed it meets the necessary standards for efficiency and functionality, select the drop-down menu for “Print Plate” and choose “Export Plate Sliced File.”

Step 3: Check in for your booking the DME Welcome Desk 

  • Upon arrival to SLC 308, check in with the welcome desk staff for your booking. Based on the printer you’re assigned upon check in, remove  the micro-SD card from the printer.
  1. Transfer your file:
    1. Move your exported sliced file from your downloads to the micro-SD card.
  2. Start the Print: 
    1. Insert the micro-SD card into the printer.
    2. On the printer’s screen, select “Print Files,” choose your file, press “Next,” and select the filament color. Remember, a staff member will need to meet with you to discuss your printers 30 minutes before you begin printing. Please do not just walk up to the printer and start printing.
    3. Finally, press “Print.”
  3. After Printing: 
    1. Wait for the bed to cool to 30-40 degrees before removing it from the printer. Ask a staff member for gloves if you’d prefer.
    2. Removing objects off the bed is simple, just take your print off the bed by gently bending the plate back and forth. Important Note: Absolutely do not ever use metal tools to remove parts from the bed.
  4. Finishing touches: 
    1. If necessary, remove any supports using the tools available at the 3D Printer workstations pegboard. Please be careful as 3D prints can be a bit sharp. If you would like to use tools like pliers or deburring tools, check in with a staff member.

Summary

Run through this checklist each time you prepare a 3D print for the Bambu printers at the DME Lab.

For more information, such as your weekly time limits and for booking assistance, please check out our 3D printing documentation.

Data Matters: The Technology Behind The DME’s New Check-In System

 

The Digital Media Experience Lab (DME) is a TMU Libraries’ makerspace open to all library users regardless of their faculty or departmental affiliation. At the DME, library users create content ranging from podcasts to 3D prints to electronics projects.

Libraries are not just resources and information hubs. Libraries are cocurricular spaces, where students learn through hands-on experiences, collaborate with others creatively and gain practical skill beyond traditional curriculum. Like their counterparts worldwide, DME have seen demands for its equipment and workshops increase steadily after global pandemics. To support our growing community with the necessary equipment, materials and trained staff, our developer Asher Tweodros Andargachew created a Python check-in program for scanning TMU OneCard Library barcodes.  

Measuring drop-in usage consistently is a challenge, which requires flexible and innovative data collection and analysis methods to capture DME’s impact and usage accurately. This initiative has been made possible by the student Digital Media Advising Associate coordinator and programmer in residence, Asher Tweodros Andargachew, marks an advancement in collecting and leveraging utilization statistics, helping the Lab to best serve our community of creators better.

card scanning machine and the sign "please sign in with your One Card before using the DME Lab"
The DME Lab’s current card scanning system.

Why Scan TMU Libraries Cards?

Gaining insight into how individuals utilize DME facilities is crucial for allocating re­sources, planning purposes, and enhancing stude­nt services. Scanning the TMU OneCard Library barcodes enables DME to gather information such as student numbers and entry time. This data, analyzed for lab usage patterns, demographics, and peak hours, informs DME about the numbe­r of individuals using the DME facility and the academic disciplines or staff that use the Lab most. The insights guide DME’s outre­ach initiatives.

The Technology Behind It

An early DME card scanning system prototype, crafted with ChatGPT4, functioned well but presented scalability challenges as the lab grew. Asher, a computer science major and excellent problem-solver, led this project. Recognizing ChatGPT 4’s limitations in programming in Python, Asher developed a solution using Tkinter, an open source Python library, to create a Graphical User Interface (GUI) application that interfaces with card scanners. This system automatically logs each entry time and student number into a CSV file after four hours, ensuring accurate data collection. A confirmation sound indicates a successful scan. 

Asher Andargachew
Digital Media Advising Associate and programmer in residence Asher Tweodros Andargache

Asher saw patterns in the data that allowed a staff of fourteen members to identify trends. “From the data, we understand that the 3D printer is the most popular technology at DME, with arts, engineering and business students using it.” Asher said.

Asher is not just solving puzzles; he is shaping the future of DME. With every scan, we are learning and growing, ready to bring you more of what you love. Stay tuned for more updates as we refine and expand this system to serve DME Creators further with expanded hours, increased workshop offerings, and more.