Air Hockey Table
|
40 Inch |
$34.74 |
✖ |
Our table was “Used - Like New” from Amazon. Any air hockey
table the same size should work with some adaptation of the
gearbox mounting.
|
Stepper Motors
|
NEMA 23 1.26Nm |
$51.98 |
✖ |
Any NEMA 23 size stepper motors should work here as long as
they have a reasonable amount of torque.
|
Stepper Drivers
|
TB6600 |
$25.98 |
✖ |
Any stepper drivers with sufficient current capability should
work.
|
Arduino Uno
|
|
$27.60 |
✔ |
|
Power Supply
|
24V 10A |
$22.99 |
✖ |
We ended up switching to a bench power supply that only
provided 18V, but this power supply is more compact and worked
fine.
|
Gearbox Aluminum Shaft Stock |
¼” x 12” 6061 |
$9.99 |
✖ |
|
Gearbox MDF Stock |
12" x 12" x ¼” |
$10 |
✔ |
|
Gearbox Bearings |
FR6ZZ |
$8.99 |
✖ |
|
Gearbox Spider Couplings
|
6.35mm |
$11.99 |
✖ |
These get split in half and use to connect the 3D printed
gears to the stepper motors. One half should be the same
diameter as the stepper motor output shafts.
|
Gearbox 3D prints |
PETG |
$5.00 |
✔ |
|
Arm Aluminum Stock
|
1/2" Shaft Diameter, 3/4" OD, 1/16" Thick |
$19.98 |
✔ |
|
Arm Thrust Bearings
|
1/2" Shaft Diameter, 3/4" OD, 1/16" Thick
|
$3.48 |
✖ |
|
Arm Radial Bearings
|
FR8ZZ |
$9.49 |
✖ |
|
Arm Joint Aluminum Stock
|
5/8" x 6” 6061 |
$2.27 |
✖ |
|
Arm 3D Prints |
PLA |
$2.50 |
✔ |
|
High Speed Webcam
|
640x400 210FPS Monochrome Camera |
$29.53 |
✖ |
This camera worked very well for us - there are many
similar options on Aliexpress with slightly different
specifications. We mainly chose it due to the global shutter,
high frame rate modes, and good price point.
|
Camera Mount Wood |
|
$5.00 |
✔ |
We constructed our camera mount from scraps found in the Olin
shop, but really any material should work here.
|
Camera Mount 3D Prints |
|
$1.75 |
✔ |
|
Limit Switches
|
|
$1.66 |
✔ |
We got these for free from previous PIE projects. Any limit
switches should work if mounts are designed for them.
|
Electronics Enclosure Acrylic Stock
|
24”x18”x1/8” |
$17.85 |
✔ |
|
Total |
|
$287.77 |
|
|