Pneumatic Cannons

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SpudFiles Potato Gun Commercial

Last post by quinn whitsitt
Posted in Combustion Cannons
Replies: 15
by PCGUY » Tue Oct 29, 2013 10:54 pm » in Combustion Cannons
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I've been wanting to get in some spud shooting action this fall before the weather got cold. I know it's been a while since I filmed anything for...

Last post

thank you for creating this website is there anything i can do to help
15 Replies

1079656 Views

Last post by quinn whitsitt
Fri Feb 09, 2024 2:38 pm
Directional Control Valves (3way valves and stuff like that)

Last post by jpalf1
Replies: 86
by POLAND_SPUD » Sun Mar 07, 2010 1:12 am
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Directional Control Valves, commonly refereed to as 3,4,5 etc. valves or spool/poppet valves etc., can be very useful for spuders.
They can be used...

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very,useful info for a beginner such as myself.The links are great as well.Thankyou.(you won't believe this but as i was reading,my fridge comp...
86 Replies

527370 Views

Last post by jpalf1
Sat Apr 13, 2013 10:53 am
Sprinkler Valve Troubleshooting Guide

Last post by quinn whitsitt
Replies: 64
by noname » Sat Jun 16, 2007 12:15 am
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Sprinkler Valve Troubleshooting

This is a guide to sprinkler valve problems. Before creating a new topic to ask questions on why your valve isn't...

Last post

great job everyone
64 Replies

620675 Views

Last post by quinn whitsitt
Thu Feb 22, 2024 2:18 pm
Piston Valves Explained Visually

Last post by pavina
Replies: 178
by clide » Mon May 14, 2007 11:21 pm
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I had this posted on Spudtech, but I am reposting it here to hopefully help some people out and allow for discussions/updates.

Well I made this...

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Thanks for sharing this! It might also be useful to mention how friction and maintenance can affect performance over time. Looking forward to more...
178 Replies

783725 Views

Last post by pavina
Fri Sep 27, 2024 4:05 am
"How Much CO2 do I need?"

Last post by choke
Replies: 32
by BC Pneumatics » Sun Apr 01, 2007 9:52 pm
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For all those people out there looking for a rough idea of how much CO2 they will need for a chamber of any given size-
Just multiply the volume of...

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Great piece of software :) I've been kicking numbers round my head for a while now, and wondered if someone here could confirm. I'm filling a 1.5 dia...
32 Replies

364588 Views

Last post by choke
Thu Jul 04, 2013 2:38 pm
Valve Cutaways

Last post by jhalek90
Replies: 8
by PCGUY » Sat Feb 26, 2005 9:10 pm

First post

VALVE CUTAWAY

Provided By - Longshot

These are some pictures of some of the most popular valves used on spud cannons. Only difference is, these...

Last post

Can someone fix the picture links??

8 Replies

88826 Views

Last post by jhalek90
Wed Oct 07, 2009 2:13 pm

Topics

Air Tank

Last post by dart guy
Replies: 3
by Talk » Fri Sep 27, 2013 12:01 pm

First post

I'm about to start working for my second gun, what i want to ask is what do i need for making long range shots?
The air source is an air tank that...

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makes more sence to talk about a how the pnumatics will work. A sliding valve and a qev(a milled qev) if you look around i have an idea for an l96...

3 Replies

1602 Views

Last post by dart guy
Fri Sep 27, 2013 2:56 pm
Pilot Valves?

Last post by oneocim
Replies: 22
by jmez1996 » Fri Sep 23, 2011 10:35 pm
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For my next multishot QEV project i have decided im not going to use a blowgun as a pilot valve like the one below:

i have used these in my other 2...

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thanks guys, I have been trying making that balance valve (for other type gun) but never succesfull with the tools I have and pvc, its so hard to...
22 Replies

10582 Views

Last post by oneocim
Sat Sep 21, 2013 9:57 pm
Pump action Cartridge Potato Cannon

Last post by CannonCreations
Replies: 14
by CannonCreations » Fri Aug 09, 2013 10:12 pm

First post

This is just my first prototype into this kind of idea. This cannon uses cartridges that are filled with whatever I want, and then clipped onto the...

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I never thought about that, but yeah I do suppose I could modify the design slightly to accept a different kind of cartridge. I wish I would have...

14 Replies

14355 Views

Last post by CannonCreations
Tue Sep 17, 2013 10:44 pm
Airsoft Claymore

Last post by jackssmirkingrevenge
Replies: 27
by potatoflinger » Wed Jan 20, 2010 1:25 pm
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A few friends and I started to get back into airsoft, and since I haven't built many launchers lately I decided to tackle a claymore. It turned out...

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The QEV has two separate chambers, one behind and one ahead of the piston. The air behind the piston is what keeps it closed. When you open the pop...
27 Replies

12978 Views

Last post by jackssmirkingrevenge
Mon Sep 16, 2013 7:40 am
My First Build

Last post by Gun Freak
Replies: 7
by CannonBoss » Fri Sep 13, 2013 8:54 pm

First post

So for a few months I've been putting together a parts list on my pneumatic cannon that I will be building. Here are the specifications:

24 of 2...

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You don't make QEVs, you make piston valves. When you buy a piston valve they are called QEVs. But in this case, he is trying to buy a larger QEV,...

7 Replies

4363 Views

Last post by Gun Freak
Sun Sep 15, 2013 1:07 pm
my first post with my just pvc guns

Last post by oneocim
Replies: 4
by oneocim » Fri Sep 13, 2013 10:29 am

First post

Hi guys,.. thanks to all of you for all the knowledge I could get in this forum.
Here are two of my guns, both have similar system, piston valve with...

Last post

Jrrdw thank youuu... Btw I'm in Indonesia (unfortunatelly not in Bali), anyone else from where I'm?

4 Replies

2406 Views

Last post by oneocim
Sat Sep 14, 2013 12:33 am
Ideas on sealing a magazine tube?

Last post by dart guy
Replies: 4
by aussieben » Thu Sep 12, 2013 4:52 am

First post

Hey everyone,

I recently finished building my first pneumatic but have ran into a bit of a problem. The pictures below show my magazine setup. The...

Last post

you could always make a sliding path and then put a slider in it kinda like an airsoft hi capacity mag

4 Replies

2001 Views

Last post by dart guy
Thu Sep 12, 2013 1:13 pm
looking for a high speed camera

Last post by ShayneThill
Replies: 9
by High-PSI » Tue Dec 27, 2011 10:43 am

First post

Hey Guys,

What would be a good and reasonable cost high speed camera? I want something for decent balistic analysis that does not cost a fortune....

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You need a hidden camera detector
or a general high speed camera detector?

9 Replies

7678 Views

Last post by ShayneThill
Tue Sep 10, 2013 4:23 am
Pengun valve

Last post by finland66
Replies: 9
by finland66 » Mon Sep 09, 2013 9:06 am

First post

Hello

I am making pengun for something like 60 bar mayby unreg co2. But shrader valve won't work becose its hard to push open. Have anybody any...

Last post

Okey many thanks lots of usefulli info. I'l start to do something :)

9 Replies

3326 Views

Last post by finland66
Mon Sep 09, 2013 11:21 pm
My first build - Styer Inspired

Last post by aussieben
Replies: 12
by aussieben » Tue Sep 03, 2013 9:12 am

First post

Hey guys,

So here is my first pneumatic rifle. I did quite a lot of reading on here and decided to do a decent job first time round.

Basically I...

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Cheers guys! Yeah more pressure could be on the cards, but I'm saving for an overseas trip at the end of the year. I'll have to see how the money...

12 Replies

6413 Views

Last post by aussieben
Mon Sep 09, 2013 7:44 am
New Guy, want ideas for a pnematic tennis ball mortar

Last post by duane
Replies: 53
by duane » Sun Aug 04, 2013 1:39 pm
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Hi folks,

I'm new here, but I've looked around here a good bit.

I've seen some great stuff so far, but not exactly what I have in mind.

I'd like...

Last post

Moderators: I know this is a duplicate post, but I wanted to make sure that those that wanted to see it did.

Well, I took the tennis ball gun out...
53 Replies

29869 Views

Last post by duane
Sat Sep 07, 2013 9:14 pm
The Enforcer revisited

Last post by BigDeutcher
Replies: 37
by biggsauce » Fri Apr 04, 2008 1:30 pm
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Hey yall this is my first pneumatic I built. Pretty simple, 2 4 x 5' tanks, 2 ball valve piloted 1 sprinkler valves into either a 2 x 10' or 2.5 x 8'...

Last post

LOL ...... okay
37 Replies

17010 Views

Last post by BigDeutcher
Sat Sep 07, 2013 8:31 am
Semi-auto blowback WIP

Last post by Gun Freak
Replies: 19
by wyz2285 » Wed Aug 21, 2013 2:25 pm
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I wanted t know if it's possible to use a hammer valve to archive by having the air re-cocking the hammer while firing a airsoft bb.
I studied some...

Last post

I'm having trouble understanding the mechanism too, but I'm just gonna wait until you post a video because that's the only way I'll get it :D
19 Replies

10852 Views

Last post by Gun Freak
Sat Aug 31, 2013 9:20 am
BlowBack Bolt, QDV based Design

Last post by jackssmirkingrevenge
Replies: 16
by Xerxys » Sat Mar 06, 2010 7:28 am
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I've been looking at BTB's air ram full auto, some paintball deigns and the QDV (quick dump valve) design, found HERE .

I started thinking, and came...

Last post

bone is stuck in my ass

sounds like you need a blow-back bolt :D
16 Replies

7265 Views

Last post by jackssmirkingrevenge
Fri Aug 30, 2013 1:56 am
Building a cannon for work!

Last post by Gun Freak
Replies: 14
by ryanzander » Sat Aug 24, 2013 1:10 pm

First post

Hey guys, newbie here.I have built oxygen-acetylene launchers before, but never pneumatic. Heres a an overlay of what I get to do. We've built a...

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When people like you come on here asking for help we have no opposition to giving it. You clearly stated what you were trying to do and what you have...

14 Replies

5476 Views

Last post by Gun Freak
Sun Aug 25, 2013 8:55 pm
Pressure washer handle

Last post by subzer0
Replies: 9
by subzer0 » Fri Aug 23, 2013 4:05 pm

First post

Hi Guys,
I am newly registered but far from a first-time-reader, I have been around as a quiet reader for about 2 years now :)
Finally I got around...

Last post

I love the immediate responses here, hard to find a forum with so active members. I like it here :)
Allright, the plans are made up, now I just have...

9 Replies

7414 Views

Last post by subzer0
Sun Aug 25, 2013 1:30 pm
Pressure washer in GGDT

Last post by jackssmirkingrevenge
Replies: 4
by fenrir » Fri Aug 23, 2013 9:29 am

First post

Hi guys, I'm just wondering what I should plug in GGDT for a pressure washer. The model I have is a M407 MTM. It has a 3/8 inlet and 1/4 outlet (npt)...

Last post

Yes it is. I'm planning to somehow attach a 12 gram co2 cartridge to it and add a barrel. I got the idea from reading about your 9mm smg. Any...

4 Replies

1689 Views

Last post by jackssmirkingrevenge
Sun Aug 25, 2013 12:59 pm
Blacksniper French air cannon

Last post by martinpeim16
Replies: 14
by jules56 » Tue Aug 10, 2010 7:42 am

First post

Hi

Here is my air cannon : The black sniper.

sorry for my english

Last post

Could someone make a schematic so I could see how it works? I see its not a simple qev sniper. Thanks, I'm new to spudfiles :)

14 Replies

13293 Views

Last post by martinpeim16
Fri Aug 23, 2013 8:31 am
Nero-Magnum Golf Ball Cannon

Last post by evanmcorleytv
Replies: 17
by evanmcorleytv » Fri Mar 01, 2013 8:34 pm
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Hey, everyone! It's been an incredibly long time since I last posted, and that is for a good reason. I've been finishing a long-time project! It's a...

Last post

Nice build evan... very cool design.. looking to see some ggdt results. I cant see it opening faster than a dust collector valve... Awesome...
17 Replies

12333 Views

Last post by evanmcorleytv
Wed Aug 21, 2013 7:54 pm
Using a HPA Tank

Last post by dewey-1
Replies: 11
by jmusall » Sat Aug 10, 2013 5:18 pm

First post

So. This is my first post to spudfiles, however I am not really new to the hobby. I have made a lot of different small scale pneumatics that shot...

Last post

View this link for what you might want.

11 Replies

6660 Views

Last post by dewey-1
Tue Aug 20, 2013 6:16 pm
Secondary QEV for Breech Action

Last post by Gun Freak
Replies: 6
by Backyard Pneumatic » Sun Aug 18, 2013 4:02 pm

First post

Hi All, I've been working on a semi-auto airgun and I have a few design questions. It works on many of the same principles as the gun in wyz's semi...

Last post

I didn't bother reading the thread at all :lol:

6 Replies

2841 Views

Last post by Gun Freak
Mon Aug 19, 2013 5:07 am
Need help with trigger!!!!

Last post by Carnee
Replies: 10
by Carnee » Tue Aug 13, 2013 11:40 am

First post

I have a tennis ball cannon with a 1 1/2 sprinkler valve with a compressor filling the air chamber constantly. I'm using a air trigger to activate...

Last post

Thanks for the clarification guys . Back to work I guess! Thanks again

10 Replies

4220 Views

Last post by Carnee
Thu Aug 15, 2013 11:28 am
Solar Powered Steam Cannon

Last post by ToasT
Replies: 4
by jackssmirkingrevenge » Sun Aug 11, 2013 3:00 am

First post

Now I've seen it all :)

Last post

I woudln't mind a fresnel lens like the one at the start of that video..

4 Replies

3255 Views

Last post by ToasT
Mon Aug 12, 2013 6:32 am
Need help,regulater

Last post by andrew67
Replies: 4
by andrew67 » Fri Aug 09, 2013 4:42 am

First post

I have a small LPG tank used with a small tip for soldering with it has a tap to regulate gas flow,is it possible to drill this tap larger and use it...

Last post

Yours sounds the same ill put pics up later,after I test what I've done.

4 Replies

1753 Views

Last post by andrew67
Fri Aug 09, 2013 8:10 pm
1st air gun, copper, 160 psi, boom.

Last post by jackssmirkingrevenge
Replies: 36
by air_dannon » Sun Jul 21, 2013 1:52 am
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1/2 Copper with PC Metal epoxy making up molded areas. Spring-loaded quick release valve. Scuffed up black paint with fake leather over the grip....

Last post

Just paste some on the pump head and it should be more than enough.
36 Replies

11122 Views

Last post by jackssmirkingrevenge
Fri Aug 09, 2013 3:31 pm

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