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Tire Bead Blaster Modification

Last post by D_Hall « Tue Jun 16, 2026 8:26 pm
Replies: 2
by treehousedan » Fri Mar 20, 2026 8:06 am » in Pneumatic Cannons

First post

As an arborist needing to get a pilot line over a specific tree limb I have many options but my current addiction is air cannons. When I saw a video...

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Huh. Interesting. I've seen bead blasters in the past and they always had ball valves or similarly less than optimal for our applications valves. To...

2 Replies

37100 Views

Last post by D_Hall
Tue Jun 16, 2026 8:26 pm
Need help on Pneumatic Air Cannon design!

Last post by farcticox1 « Sun Jun 07, 2026 3:54 pm
Replies: 1
by DaisyPukes » Thu May 21, 2026 2:46 am » in Pneumatic Cannons

First post

Hi everyone!

I'm a junior in high school and a noob about building pneumatic air cannons. For my physics 1 final, I decided to build a pneumatic air...

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Do you have a budget or access to parts. What ammo are you going to use ? I found airsoft a good place to start or even Nerf Rival can give good...

1 Replies

3291 Views

Last post by farcticox1
Sun Jun 07, 2026 3:54 pm
Stepper Motor Running in Reverse Direction

Last post by mrfoo « Wed Jun 03, 2026 10:52 am

by mrfoo » Wed Jun 03, 2026 10:52 am » in Off-Topic Hobbies

Steppers have a maximum speed, if you're running close to that or running under heavy load, it may miss steps, resulting in back stepping depending...

0 Replies

17317 Views

Last post by mrfoo
Wed Jun 03, 2026 10:52 am
BlasterSim

Last post by btrettel « Wed May 27, 2026 9:12 am
Replies: 2
by btrettel » Fri Mar 06, 2026 5:50 pm » in General Cannon Discussion

First post

BlasterSim is my pneumatic and spring gun simulator. I've been slowly developing this since last year and have decided it's finally ready for a wider...

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BlasterSim is adiabatic.

Sorry for the delay, the email notification didn't come in until today for some reason.

2 Replies

176815 Views

Last post by btrettel
Wed May 27, 2026 9:12 am
3D Printed Quick Dump Valve

Last post by Flash « Wed Apr 29, 2026 7:45 am
Replies: 1
by Flash » Wed Apr 29, 2026 12:41 am » in Pneumatic Cannons

First post

I designed a 3” diameter quick dump valve cannon using a novel trigger mechanism. It’s printed in PETG, has a 2 L air tank, an 18” barrel, fires a...

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Here’s a clip showing how it’s pressurized using a bike pump, the loading process, and a shot at a more modest 45 PSI. The TPU stock butt pad does a...

1 Replies

5771 Views

Last post by Flash
Wed Apr 29, 2026 7:45 am

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