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

1202090 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

605101 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

858020 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

1021036 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

392680 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

100093 Views

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

Topics

realistic looking cannons/bbmg.

Last post by STHORNE
Replies: 10
by black87 » Sun Feb 10, 2008 8:30 am

First post

hello has any one done a realistic looking cannon or bbmg/strafer thats in a rifle stock I know I have seen some good one here on spudfiles but i...

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holy shite!!! that M50 6mm Airsoft bbmg is a beast, thanks for the link jackssmirkingrevenge :lol:

10 Replies

3567 Views

Last post by STHORNE
Tue Feb 12, 2008 6:19 pm
new gun? could this work?

Last post by Eddbot
Replies: 16
by pnematicrookie » Wed Feb 06, 2008 10:27 pm
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ive new used a qev OR a piston valve before! but im making a barrel sealing valve and i got 2 qev's on the way, and ive been trying to figure out how...

Last post

...idk why people think u just suppose to know this stuff naturally

because most of the people on here lurked for a really long time :lurk: , don't...
16 Replies

6740 Views

Last post by Eddbot
Tue Feb 12, 2008 1:57 pm
Question about valve and barrel

Last post by blackosprey
Replies: 2
by blackosprey » Sun Feb 10, 2008 8:34 pm

First post

Hey, I'm in the process of making an over/under pneumatic, and I keep getting barrel choke error from GDDT. I'm using 1 for the chamber, a 1...

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Thanks, I guess I missed that part of his website. But I do have another question. I want to make the barrel the same length as the chamber (60 ),...

2 Replies

1441 Views

Last post by blackosprey
Mon Feb 11, 2008 11:42 pm
I almost don't want to paint these!

Last post by peeeto
Replies: 21
by peeeto » Fri Feb 08, 2008 12:42 pm
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woohoo! got my McMaster order in yesterday, dry-fit the parts last night.

these are the next step in my progress with this prototype:

showcase &...

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(sorry if this offends anybody, but posting a reply is the only way i can see to bump the thread so the forum shows updates to this thead. simply...
21 Replies

7650 Views

Last post by peeeto
Mon Feb 11, 2008 10:45 pm
2" Barrel Sealing Tee Cannon

Last post by frogy
Replies: 32
by frogy » Sat Jan 19, 2008 11:57 pm
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Here's another cannon I've turned out in the past week...

After my time off Spudding I've made up so many projects... I've got a half a notebook...

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This valve had quite a bad day today... I don't know if it's even fixable... Maybe with a lathe or something :x Good thing I have a lathe and CNC to...
32 Replies

12758 Views

Last post by frogy
Mon Feb 11, 2008 10:01 pm
can you modify an air blow gun?

Last post by LDSboltaction
Replies: 9
by LDSboltaction » Mon Feb 11, 2008 4:19 pm

First post

want to find out if it is passable to modify an air blow gun to handle higher pressures like 150+ im new to the fourm so i cant really find where it...

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hawkeye....did u mod yours or is it just an expensive one?

9 Replies

3311 Views

Last post by LDSboltaction
Mon Feb 11, 2008 6:18 pm
Piston problem again

Last post by fretmelter
Replies: 54
by nabu92 » Sun Feb 03, 2008 1:54 pm
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Read edit

Alright, so I'm looking in my garage for some junk for my cannon and I see this box full of old plumbing supplies. I look in it and find...

Last post

wow that makes a lot of sense i never uinderstood it like that
54 Replies

15873 Views

Last post by fretmelter
Mon Feb 11, 2008 8:47 am
Pneumatic shells

Last post by Hawkeye
Replies: 15
by Sticky_Tape » Sun Feb 10, 2008 10:20 am
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After reading a few posts I have decided to scetch up plans for a pneumatic shell. it uses a shrader to vent the pilot chamber but somthing good...

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Keep in mind that if you use copper, you won't be able to solder it.
15 Replies

5823 Views

Last post by Hawkeye
Mon Feb 11, 2008 8:03 am
Best type of neoprene for sealing

Last post by SpudUke5
Replies: 2
by SpudUke5 » Sun Feb 10, 2008 11:49 pm

First post

Well i have been looking on mcmaser for a little bit, and i want to order some neoprene for my sealing face, becuase i realized that inner tube will...

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DISREGARD

Would this be ok too? 9013K823

I believe it is the same, except it is just a square, 6x6 inch, and its also cheaper, but you probably...

2 Replies

871 Views

Last post by SpudUke5
Mon Feb 11, 2008 12:12 am
Update: My most powerful pneumatic yet the K.A.M.G

Last post by bigbob12345
Replies: 15
by bigbob12345 » Sun Feb 03, 2008 5:52 pm
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It is not that huge and doesnt stand any chance in power against the SCTBDC but its power is quite awsome for its size(its sort of like a mini...

Last post

Anybody got anything to say
15 Replies

5560 Views

Last post by bigbob12345
Sun Feb 10, 2008 10:20 pm
dual chamber question

Last post by bigbob12345
Replies: 3
by Pilgor » Fri Feb 08, 2008 2:19 pm

First post

this is not my question,but is a question of a friend. He does not want to make an account for just one question. He is making a dual chamber...

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I would recommend makeing it adjustable but if you dont want to go through the work that would be required do the first one no question about it.

3 Replies

960 Views

Last post by bigbob12345
Sun Feb 10, 2008 4:28 pm
3" coaxial

Last post by psycix
Replies: 4
by xboxteen01 » Sun Feb 10, 2008 2:31 pm

First post

Im thinking of making a 3 coaxial, approx 3 feet long with 1.5 barrel. From the research ive done, i plan on having it be a barrel sealing...

Last post

You rchamber is kinda large compared to your barrel.
You should do atleast a 4, 5 or more feet long barrel.

4 Replies

1518 Views

Last post by psycix
Sun Feb 10, 2008 3:18 pm
Mini golf ball cannon

Last post by psycix
Replies: 13
by pvcmaster » Wed Feb 06, 2008 4:33 pm

First post

As part of a tech project, I need to launch a golf ball over a 6 ft. wall 10 ft. away and onto a bullseye 30 ft. away. The bullseye is laying flat on...

Last post

Used SDR21 as a barrel?
Thats not pressure rated pipe and thus he should have kept the pressure LOW unless he sleeved it.
I had heard that 1.5 SDR...

13 Replies

4175 Views

Last post by psycix
Sun Feb 10, 2008 2:55 pm
Correct QEV

Last post by Gramanam
Replies: 15
by BlackWater18 » Thu Jan 31, 2008 8:00 pm
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Hi I was wondering if this kind of QEV would work.

Thanks

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Thanks!

Now if only my pump could go that high. :twisted:
15 Replies

6184 Views

Last post by Gramanam
Sun Feb 10, 2008 11:31 am
non-pressure rated pipe?

Last post by bigbob12345
Replies: 11
by Sticky_Tape » Sat Feb 09, 2008 8:44 pm

First post

Hello there must be somthing on here about pressure and non-pressure rated pipe but when looking on wikipedia for spud gun related articles I search...

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I kinda agree with you my grammer hasnt been the best lately my english teacher has been complaining. I also realize that my posts are hard to...

11 Replies

4246 Views

Last post by bigbob12345
Sun Feb 10, 2008 11:29 am
My first compact T valve

Last post by bluerussetboy
Replies: 4
by c19o » Sun Feb 10, 2008 1:00 am

First post

Finally got around to making the kind of T valve that has bolts/o-rings instead of a female adapter and plug and all that.

Specs:
1 tee
3/4 plug...

Last post

to continue with markfh11q's suggestion, put your bushing in backwards. this will lower your pilot volume and your nuts(if you use nuts) will easily...

4 Replies

1386 Views

Last post by bluerussetboy
Sun Feb 10, 2008 10:41 am
Reinforcing Copper Pneumatic?

Last post by Ragnarok
Replies: 17
by KamranGo » Fri Feb 08, 2008 7:58 pm
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Hey guys, I was interested in building my first copper gun (ideally it will be pretty small, compact, have a breach-loading or interchangeable barrel...

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Or is this really a pretty irrational fear to have? I'm not familiar at all with working with the material, so I don't know if it requires any...
17 Replies

4084 Views

Last post by Ragnarok
Sat Feb 09, 2008 12:48 pm
Coaxial pneumatic Chamber size V.S. Barrel size

Last post by jackssmirkingrevenge
Replies: 14
by Leonard » Fri Feb 08, 2008 1:47 am

First post

Hello!
I'v been lurking around this website for a few weeks, trying my luck at building a few pneumatic launchers with the help i found here. The...

Last post

can't you just paste them in the thread like this

14 Replies

3887 Views

Last post by jackssmirkingrevenge
Sat Feb 09, 2008 10:57 am
something to go with a transparent barrel

Last post by Brian the brain
Replies: 10
by jackssmirkingrevenge » Thu Feb 07, 2008 11:52 pm

First post

clear blowgun :D

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Now go and find a transparant QEV or sprinkler valve to go with it.

You could make your own piston cannon out of all clear pvc AND fittings.....

10 Replies

2736 Views

Last post by Brian the brain
Fri Feb 08, 2008 4:15 pm
deadspace

Last post by POLAND_SPUD
Replies: 12
by POLAND_SPUD » Thu Feb 07, 2008 4:14 pm

First post

I tried several configurations of my qev gun... and I suppose i found one that is ergonomic and easy to aim and fire....

the only problem is that...

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@ *5*STAR*GENERAL* yeah I know that, but i am using homing pigeons with this so it is not a problem :-D

thx for your answers...

12 Replies

4004 Views

Last post by POLAND_SPUD
Fri Feb 08, 2008 1:46 am
net gun?!?!

Last post by Nold
Replies: 19
by brother361 » Mon Feb 04, 2008 5:40 pm
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i was watching rob n big and rob bought a net gun i want 1

i found places that sell them but here way to expensive how would you build 1i have a...

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I've been toying with the idea for a few days now. I've been trying to figure out how to make a single barrel net gun, like the one seen on Rob and...
19 Replies

7029 Views

Last post by Nold
Fri Feb 08, 2008 12:45 am
ready made semi/full auto hammers

Last post by jackssmirkingrevenge
Replies: 14
by jackssmirkingrevenge » Thu Feb 07, 2008 12:10 am

First post

battery powered and off-the-shelf , why not?

If it's just for semi-auto you could simply go with the manual version - no fiddly electrics, and more...

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Well, this is how I picture it (2 minutes before I need to shower and leave for work :roll: )

14 Replies

5700 Views

Last post by jackssmirkingrevenge
Fri Feb 08, 2008 12:05 am
Paintball QEV's

Last post by frogy
Replies: 11
by PVC Arsenal 17 » Wed Feb 06, 2008 5:35 pm

First post

I'm thinking of making a super compact gun to fire sharpened metal wires. Since it would be a royal pain in the ass to build a piston that small (and...

Last post

Are you sure? I played with a guy using an Ion electropnuematic with unregulated CO2 no problem. Unless there was an internal regulator (or less...

11 Replies

5895 Views

Last post by frogy
Thu Feb 07, 2008 9:41 pm
Push Button Piston Acuation

Last post by POLAND_SPUD
Replies: 7
by Nold » Thu Feb 07, 2008 1:07 am

First post

So I've been browsing the forums looking at all the piston guns and I'm noticing bulky ball valves or sprinkler valves as piston acuators. I don't...

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sorry to interupt with stupid question...
how much longer does it take to fire the gun when you have na additional piloting QEV in comparison with...

7 Replies

2934 Views

Last post by POLAND_SPUD
Thu Feb 07, 2008 5:01 pm
Pvc Primer cleaner

Last post by The_Kangsta
Replies: 11
by The_Kangsta » Sun Feb 03, 2008 12:34 pm

First post

Im building a pneumatic that will be pressurized up to 150 psi. The hardware stores in my area don't sell primer, but only primer cleaner. If I use...

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Yes but this is PRIMER /Cleaner. Also, all the stores in my neighborhood did not sell regular primer. And they said that Primer/Cleaner was good for...

11 Replies

4858 Views

Last post by The_Kangsta
Thu Feb 07, 2008 11:19 am

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