Fancy Oscillating Fan - Fully Printed by _AlexY

Last crawled date: 3 years, 3 months ago

Update 1/5/2021: Flipped motor and moved gear to front shaft section, attached rigidly against the front bearing. Motor noise has been reduced significantly. Switched out 20mm M3 screws to 15mm.
An oscillating desk fan, designed in Fusion 360. Everything is printed except for fasteners and electrical components. Optionally contains a rechargeable battery for completely portable operation.
Fusion 360 link: https://a360.co/3qBHxLy
Video: https://youtu.be/vgS1dX1ZaXw
Base materials:
Item
Quantity
Notes
M3x10mm bolt, button head
19
M3x15mm bolt, button head
4
M3 lock nut
17
130 size hobby motor
1
Currently using an 11.5k rpm/6v motor, but it's a bit weak when directly connected to the battery. Works well on 5v.
SPST Toggle switch, M6 thread
1
608 bearing
2
22awg or similar wires, heatshrink, etc.
Varies
Rechargeable option:
For this option, print the regular bottom plate, as well as the base midplate. Do not print the non-rechargeable version of the bottom plate. The battery will sit under the midplate, with the charging and boosting electronics attached to the top with hot glue or double sided tape.
Item
Quantity
Notes
TP4056 battery charging board + protection circuit
1
(Optional) Adjustable boost converter module
1
Only if the motor is too slow at the battery voltage. These don't seem to be very efficient and might trip the overcurrent protection on startup, so using a higher RPM motor without a boost converter is preferable.
LiPo battery, 306062 1800mah
1
1-cell batteries up to 3mmx62mmx62mm should work
Non-rechargeable option:
For this option, print the non-rechargeable bottom plate, and do not print the base midplate.
Item
Quantity
Notes
5v USB breakout or 5V USB boost converter
1
Use a boost converter only if the motor is slower than necessary