3dp_hotplug_tools

hot-pluggable 3d printer tools

• remixed from ProperPrinting's tools
• https://www.thingiverse.com/thing:3369444
• https://www.thingiverse.com/thing:3547740
• female connector is built in the base and male connector is built in the tools
  • big current flows through VBB (24V for ender3) and extruder heater pins, so 4 pins for each are assigned
  • required voltages can be driven through VBB and GND by using DC-DC converter

base

• female connector is installed by 15 degree angle

head tool pin connection

3dp hotend tool

plotter tool

• pen is moved up and down by using fan signal to speed up
• pen is moved by solenoid and gravity and move up when solenoid is on (=fan is on)
• cura plugin for the plotter is here

laser tool

• laser voltage is controlled by using fan signal for laser module without pwm signal
• if laser module has pwm signal, 15A mosfet module is not required