Modular backpack & exhaust plate for Voron toolchangers

Made for my StealthChanger build, should work for Tapchanger and other toolchanger mods too. Pick a configuration that suits your current and future needs!

• Exhaust plate variations for 2-6 umbilical toolheads
  • pg7 cable gland
  • ptfe coupling
  • optional spring steel wire
  • optional cutouts for cables routing into chamber and chamber thermistor
• Backpack for toolhead wiring, power and CAN for 2-6 toolheads
  • Optional cheap fuse box with car fuses for individual toolheads
• Cable duct down to the main electronics compartment

Support for more hardware to come:

• BTT CEB
• LDO Nitehawk breakout boards
• Power distribution board(s)

With lid on:

Without lid:

The duct (black top, yellow = printed base, red = VHB double-sided tape):

Exhaust plate for 5 tools:

BOM

Printed parts

• Important: Printed parts not yet rotated for printing! Use your best judgement and reorient where needed.
• Voron parts naming standard and print settings. It should be safe to do 0.6 line width and 3 perimiters for a bit faster print times.
• Alternatives prefixed with a double dash -- meaning that you pick one of the variations for each prefix.
• You need to print a base + a lid with an optional logo + duct parts for your printer size.

Exhaust plate for X tools

• 2 M5x12
• 2 M5 T-nuts
• X PG7 cable glands
• X PC4-M10 pneumatic coupling for ptfe tubes
• Optional: X 0.8-1.0 mm spring steel wires
• Optional: X M3 heat inserts (Voron standard M3xD5xL4)
• Optional: X M3x4 or M3x6

Duct:

• 2 M3x8
• 2 M3 T-nuts
• 1mm thick VHB tape for the duct

Backpack

• 2 M5x12
• 2 M5 T-nuts
• 4 heat inserts, one in each corner for the lid
• 4 M3x10 or M3x12 for the lid
• 4 Wago 221-415 terminal blocks for 1-4 toolheads
• Additional 4x Wago 221-415 terminal blocks for 5-6 toolheads
• Number of wagos x M3x10 or M3x8
• Optional: Amazon car fuse box for individual toolhead fuses + 2x M5x10 to mount it
• Optional: Fuses for each toolhead (typically 3A=72W or 5A=120W)