Help Making Semi auto

Cannons powered by pneumatic pressure (compressed gas) using a valve or other release.
Goats spudz
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I want to make this semi-auto so i can shoot multiple bbs

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jrrdw
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OK. whats stopping you?
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Lockednloaded
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There quite a few ways to get semi auto, but anyway, where's your fille valve?
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Goats spudz
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Im not quite sure how. i poked a hole in the piston and put a spring behind it but its terrible so i took the spring out.


and my fill valve is in the bottom of the blowgun i screw a custom valve into it which goes to my compressor.
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wyz2285
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if you are using that blowgun as a pilot, you really should make your gun like thishttp://www.spudfiles.com/forums/semi-au ... 21406.html it´s simple, easy to make, and in my opinion better than a 3 way valve or a slide valve, you will be able to adjust the number of shoot and power.
Here is a video:
[youtube][/youtube]
CpTn_lAw wrote: :D "yay, me wanna make big multishot pnoob with 1000 psi foot pump compressor using diamond as main material. Do you think wet bread make good sealant? " :D
Goats spudz
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Please could you show me how your semi auto blowgun works!
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wyz2285
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well some people were able to make a copy from this video
[youtube][/youtube]
CpTn_lAw wrote: :D "yay, me wanna make big multishot pnoob with 1000 psi foot pump compressor using diamond as main material. Do you think wet bread make good sealant? " :D
CooperJS
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3 way valve connected to the QEV, but that's only one of the ways :)
Goats spudz
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slide check? i have seen JSR post it but i dont understand how they work
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Crna Legija
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Goats spudz wrote:slide check? i have seen JSR post it but i dont understand how they work
like the pilot valve in this pic.

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Goats spudz
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ok thanks but i have seen these on ebay with a QC on em will that connect to a male pcl qc
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jackssmirkingrevenge
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hectmarr wrote:You have to make many weapons, because this field is long and short life
Goats spudz
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just curious can someone show a slide check in use, with a QEV
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jackssmirkingrevenge
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hectmarr wrote:You have to make many weapons, because this field is long and short life
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jhalek90
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the rifle that jack linked you to worked very well.

I did notice however, the slide valve seemed harder to trigger at very high PSI, such as 350+ psi. A little bit of mineral oil seemed to help alot.
jackssmirkingrevenge wrote:I wonder... if you put flammable vapours inside a lady... could you get her to diesel?
POLAND_SPUD wrote:Anything is possible with the proper 3-way valve.
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