3D Printing

How to 3D Print via USB?

Connecting a 3D Printer to a Computer via USB

Establishing a connection between your 3D printer and computer using a USB cable is a straightforward process, enabling effective communication for printing tasks. Here are detailed steps to facilitate the USB connection:

  1. Gather Required Equipment: Ensure you have the USB cable that came with your printer. This is typically either a standard USB-B or micro USB depending on the printer model.

  2. Connect the Printer: Plug one end of the USB cable into the appropriate port on the 3D printer and the other end into a USB port on your computer. Make sure to connect to a port that is operational.

  3. Power On the Printer: Switch on the 3D printer and ensure that it is in a ready state.

  4. Install Necessary Drivers: Depending on your printer’s make and model, it may require specific software or drivers to communicate properly with your computer. Download these from the manufacturer’s website if prompted.

  5. Check Connection: Access your computer’s device settings to verify that the printer is recognized. On Windows, go to Control Panel > Devices and Printers, and on Mac, check System Preferences > Printers & Scanners.

How to Initiate Printing from a USB Drive

3D printers often have the capability of printing directly from a USB drive loaded with your design files. Follow these steps to print from a USB flash drive:

  1. Prepare Your File: Ensure that your 3D model is saved in a compatible format, typically .STL or .GCODE, depending on your printer specifications.

  2. Transfer Files to USB: Plug your USB drive into the computer, then move or copy your 3D model file onto the USB drive.

  3. Insert USB into Printer: After safely ejecting the USB from your computer, insert it into the designated USB port on your 3D printer.

  4. Access Printer Menu: Using the printer’s interface, navigate to the “Print from USB” or similar option.

  5. Select Your File: Browse through the list of available files on the USB drive and select the desired model you wish to print.

  6. Start Printing: Confirm your selection and initiate the printing process.

Enable USB Printing in 3D Software (Cura)

To print from software like Cura, USB printing must be activated within the application settings:

  1. Open Cura: Launch the Cura application on your computer.

  2. Access Marketplace: Go to the "Marketplace" located in the upper right corner of the interface.

  3. Enable USB Printing: Under the "Installed" tab, scroll down to find the “USB Printing” option and ensure it is toggled on.

  4. Restart Cura: Close and reopen the Cura program to ensure the settings are applied.

  5. Connect Your Printer: Now connect your printer using a USB cable as described previously and select it in Cura for printing.

Solutions for Common USB Printing Issues

When dealing with USB connections, you may encounter problems. Here are troubleshooting tips for common issues:

  1. Printer Not Recognized: Disconnect and reconnect the USB cable. If using a hub, eliminate the hub and connect directly to the computer.

  2. Driver Issues: Ensure you have the latest drivers installed for your printer. Reinstall them if necessary.

  3. Change USB Ports: Try connecting the printer to a different USB port on the computer to rule out port malfunctions.

Frequently Asked Questions

1. Can all 3D printers print via USB?
No, not all 3D printers support USB connections. Some models are designed to print directly from SD cards or through Wi-Fi. Always check the specifications of your printer for compatibility.

2. What should I do if my printer loses connection during the print?
If your connection drops, pause the print, and check the USB cable and port connection. Reconnect and resume printing if the printer still shows as connected on the software.

3. Is it better to print from USB or directly from the software?
Printing from USB can save computer resources and reduce the chance of interruptions. However, using software can provide more control over settings and real-time monitoring of the printing process. Choose based on your specific needs.

About the author

Wei Zhang

Wei Zhang

Wei Zhang is a renowned figure in the CAD (Computer-Aided Design) industry in Canada, with over 30 years of experience spanning his native China and Canada. As the founder of a CAD training center, Wei has been instrumental in shaping the skills of hundreds of technicians and engineers in technical drawing and CAD software applications. He is a certified developer with Autodesk, demonstrating his deep expertise and commitment to staying at the forefront of CAD technology. Wei’s passion for education and technology has not only made him a respected educator but also a key player in advancing CAD methodologies in various engineering sectors. His contributions have significantly impacted the way CAD is taught and applied in the professional world, bridging the gap between traditional drafting techniques and modern digital solutions.