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Shop press cylinder

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发表于 2021-8-31 22:43:15 | 显示全部楼层 |阅读模式
Scored this cylinder on a job today it might make a good cylinder for a shop press  needs new seals.
Reply:Nice. How long is it? Are you thinking you'll build it horizontal or vertical?It would also make a great fence rail splitter.
Reply:A local friend has a press I absolutely drool over.  It's a big (and I mean !!BIG!!) C frame press.  The frame is built with heavy I beams, and the cylinder shaft is probably 4" diameter, cylinder maybe 10", not sure exactly how many tons.  But it can easily bend 1" plate with a fairly narrow anvil spacing.  It's probably at least 12' tall with a longish ram, maybe 2' of stroke.  I've borrowed it a few times when my 50T H frame didn't cut it, usually because things physically didn't fit in it.  If I had the cylinder, pump, valve, and (most importantly) space (and ceiling height); that's what I would build.
Reply:You might want to check the weld on the blind end of the cylinder real close. They tend to crack there.
Reply:Why would you want a press that tall ?Rail Splitter Backed my CATMA over your CARMA oops clusmy me  What would SATAN do ?? Miller Trailblazer 302 AirPakMiller Digital Elite  Optrel Welding HatArcair K4000Suitcase 12RC / 12 VSHypertherm PM-45Rage 3 sawRusty old Truck
Reply:Cardboard baler, I worked on a few of those.Disclaimer; "I am just an a$$hole welder, don't take it personally ."
Reply:Originally Posted by forhireNice. How long is it? Are you thinking you'll build it horizontal or vertical?It would also make a great fence rail splitter.
Reply:The first thing I would do is OVERFILL  to find out why I wasn't supposed to.Bubble gumTooth pixDuct tapeBlack glueGBMF hammerScrew gun --bad battery (see above)
Reply:Originally Posted by Nick DThe length of cylinder 5 feet  has a 6 inch bore not sure the stroke  off hand.
Reply:Originally Posted by forhireAny idea what pressures this cylinder is rated for? My press runs 5000 psi, well above the 2 to 3 thousand psi of a typical hydraulic system. I suspect a bailer likely runs in the 2 to 2.5 range so it can cycle quickly and likely produces around 20 to 30 ton. If you ran it on your press you'd be around 40 ton at 3000 psi. If I did my math right.  Of course if you over pressure the cylinder you'll likely bend the long rod. Can't wait to see what you come up with.
Reply:Got these of a couple of Leach rubbish packers.They were working and had no leaks  6 inch bores
Reply:If 5`6`` is too long why don't you shorten-it, it's quite easy and you might end up with  half the parts required to build a second one. with 39 theoritical tons i bend easily 1/4 x 6 or 3/16 x 12 on a 2 inch wide angle iron (reinforced of course).
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