View Full Version : welding
chedabob
08-24-2006, 03:37 PM
whats the best way to weld on a budget? can you buy cheap welding torches? would a blowtorch be any good ? :P
im thinking of making a custom skeleton for my case, so i need a way to attach it. im not go thrilled about using screws and stuff, i want something clean.
Slug Toy
08-24-2006, 04:02 PM
you would have a hell of a time trying to weld sheet metal with a flame. you need a tig welder or something to do sheet metal. if you use a torch, you should use steel, and ideally it should be about 1/8" thick... which is very thick and heavy.
chedabob
08-24-2006, 04:35 PM
i was thinking box section rather than sheet. its only for the chassis. the rest is going to be acrylic.
Cevinzol
08-24-2006, 05:55 PM
I've welded 14 guage mild steel with an oxy-acetelyne torch but its kinda picky, you can easily burn a hole through and thinner stuff like a case would be even harder. By a "blow torch" I assume you're talking about a propane torch (ala bernz-o-matic (http://www.bernzomatic.com/bernzomatic/consumer/jhtml/index.jhtml?_requestid=549697)). If so it probably won't get hot enough unless you use MAPP Gas. It might work for brazing (non-ferrous welding) but not actual welding.
You said you are thinking of making custom skeletons. Are these going to be out of steel and then welded to the case? You could mount hiden bolts on the back or something to attach them.
maybe a little better desciption of what you want to do would allow us to come up with a work around that doesn't need a welder
Airbozo
08-24-2006, 06:04 PM
JBWeld can work, just remeber the scuff the area you want it to attach to...
http://jbweld.net/index.php
Not the best solution and your mileage may vary, but for a non stressed part it may work wonders...
chedabob
08-24-2006, 06:11 PM
i was planning on getting some box section, and then making a cuboid out of it. theres a guy with a worklog showin what im doing, except he used L brackets and bolts, which i didnt want to do.
i planned on making them, and then mounting the acrylic to it (not figured that far yet).
CanaBalistic
08-24-2006, 08:00 PM
If you have your pieces pre-cut and ready to be assembled, you can take them to a local welder and have him zap em together. It shouldnt cost very much. Offer him $20 and a case of beer :)
Razors Edge
08-24-2006, 08:40 PM
A blow torch will work fi you hold it on it for like 5 or 10 minutes.
My naighbor who was a mechanic gave me his old machine, if not just swing down by the auto body and ask them if you can quikley weld somthing.
mikeroq
08-24-2006, 10:09 PM
Razor, learn to spell.
You will have a hard time doing it with a propane torch. Either rent a tig welder, or get someone to do it for you. You can also find a weldless solution.
mikeroq
Guttenaffe
08-25-2006, 12:58 AM
rivets work wonders for PC cases...
chedabob
08-25-2006, 05:35 AM
maybe rivets are the way to go. ill look into it
theres nowhere really that does welding near me. im really shy :P so asking at the auto-body place would be a right faff for me.
i considered hiring a welding kit, but i cant weld :P i did a little bit at school, but with the help of the shop teacher.
CanaBalistic
08-25-2006, 09:57 AM
Oh DUDE!!! Thats what you want to do!! Take it to school and do it in class. You'll get credit for it and you'll have the techer there to help you if you need it.
Plus!! Everyone will know your a modder and could potentialy jump start a career or somthing. Everyone with a computer will know where to go if they want a sweet case.
chedabob
08-25-2006, 10:05 AM
i dont go to that school anymore. i finished a couple of months back.
Airbozo
08-25-2006, 11:20 AM
i dont go to that school anymore. i finished a couple of months back.
Go back and ask the teacher if you can use the equipment then. They usually allow past students to use the gear so long as it does not affect the rest of the students. (and so long as you are not trying to build a skyscraper...):D
chedabob
08-25-2006, 03:49 PM
dont need to weld anymore. my new case design is going to be totally different. clear plexi, sealed with that plexi glue.
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