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  1. Replies
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    I'm sort of modeling the movable head on these...

    I'm sort of modeling the movable head on these commercial "Power Team" presses.
    55T version: https://www.pjmindustrial.com.au/power-team-shop-presses-55-tonne-h-frame
    100T version:...
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    Powered workshop press build

    Got the new ram machined up out of some old rod I picked up that was in decent condition.

    The piston is threaded, and retained by a single 10mm grub screw to stop it unscrewing.
    ...
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    Powered workshop press build

    Just another boring post :rolleyes:
    This time the upper mount plates for the ram. Tacked them together and bored them higher than center so the lower edge will actually sit on the top of the ram end...
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    Powered workshop press build

    Thanks Tony. I agree.
    I still think it would have been a good option if I was starting from scratch and making a custom tank with separate motor. Could have done tank on one side of the ram and the...
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    Here's what I've come up with so far for the load...

    Here's what I've come up with so far for the load bearing structure of the cylinder mount.
    - 20mm plate running front-back that will sit under the frame upper beams. Hole to suit the outer diameter...
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    Powered workshop press build

    I've been scratching my head a bit as to how I'm going to mount the ram, and tied up with that was that one of my original requirements was to mount the power pack on the top of the press to get it...
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    Powered workshop press build

    Thanks for the suggestion John, but I'm really trying to avoid using a manual winch if at all possible.
    I have a bit of a hate for them - they are messy, cables fray and stretch, strap style are...
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    Finished the main welding of the table. Just...

    Finished the main welding of the table. Just have some doublers to put around the pin holes left to do.

    https://uploads.tapatalk-cdn.com/20201017/21575d2a0d24d83634e7bd5544c0bb9c.jpg


    Steve
  9. Plenty of similar looking aquarium filter socks...

    Plenty of similar looking aquarium filter socks on ebay for around $20.

    Edit: depending on where you're going to fit the filter, a decent magnet put in a snaplock bag might help to pull some of...
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    Picked up some 120x60 solid from the scrappie...

    Picked up some 120x60 solid from the scrappie today to use for the working supports between the table. Iíll clean them up in the mill before using them as one side is very hot rolled curved.
    ...
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    Iíve been doing a fair bit of cutting lately on...

    Iíve been doing a fair bit of cutting lately on the bandsaw and while cutting some 60x120 solid bar tonight I noticed how well the second coolant nozzle was removing swarf from the blade.
    Thought...
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    Powered workshop press build

    A little bit more progress tonight.
    Turned some 40mm hydraulic rod down to 32mm for the pins. Ended up slightly shorter than I would have liked, but will get me going for now and I'll grab some more...
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    Doing leg extensions like this is the closest I...

    Doing leg extensions like this is the closest I get to a gym these days :)

    https://uploads.tapatalk-cdn.com/20201012/8043f4c1ccd2ad2e6fa7ed796d15e771.jpg...
  14. Planning to build a mill vise; what style works best?

    Couple of quick ones from my M&G 6" for comparison:

    321 block on parallels raising it up to about 10mm below the top of the jaws:
    Only a cheap 0.01mm indicator, but rises about 0.01 when I...
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    Maybe you've see the same one I have...

    Maybe you've see the same one I have https://www.machineryhouse.com.au/p402m
    The spreader bar idea is worth keeping in mind. Hopefully with having over 300mm stroke on the ram I shouldn't have to...
  16. Planning to build a mill vise; what style works best?

    The only things I can really criticise are that out of the box the ground edges are so sharp they are almost dangerous, and there is still some casting flash in the cutouts of the base. I ran over...
  17. Pete - feel free to send me back to my box for...

    Pete - feel free to send me back to my box for not addressing your original post, but....

    I know you said you don't want to waste any more money on knock-off vices, but I have to say I've been...
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    Thanks Shed - that 50T Chinese press you had...

    Thanks Shed - that 50T Chinese press you had sounds like the one my mate has.
    It uses 180 PFC for the beams, but is boxed in a bit. The uprights are only 80x10.
    Its not surprising they flex in use...
  19. Thread: flat belt

    by OxxAndBert
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    Iíve got a bit of belting here. Let me know...

    Iíve got a bit of belting here.
    Let me know what size you need.

    Steve
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    Powered workshop press build

    Got the basic frame mostly welded up tonight.
    Welds arenít the prettiest Iíve ever produced, but Iím confident they have good penetration (the edge welds were beveled about 5mm too)
    ...
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    Powered workshop press build

    In my previous post I commented about maybe putting some bolts or pins through the head beams to the uprights - basically as I wasn't confident about the welds being strong enough.
    I did some...
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    I haven't 100% decided how its going to be held...

    I haven't 100% decided how its going to be held together.
    Leaning towards welding the top beams to the uprights and side plates for rigidity, but would like something through them or at least some...
  23. Also, its been quite a few years since I last...

    Also, its been quite a few years since I last used guillotines, but we had 3 different types - hydraulic, flywheel, and manual treadle.
    All had essentially a 2 stage operation - clamp, then a second...
  24. A small hydraulic damper could be fitted if it...

    A small hydraulic damper could be fitted if it had a tendency to bang straight to the stops after the cut.
    Should be a suitable donor on the rear suspension of the nearest mountain bike you can get...
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    Thanks Tony - you're definitely not being a...

    Thanks Tony - you're definitely not being a tosser and its very valid to be warning about the dangers of compressed air.

    I agree its not the right thing to do, and so I don't look like a...
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    New cylinder is in excellent condition apart from...

    New cylinder is in excellent condition apart from the bit of chrome worn off on the rod.

    Nice piston, with wear ring and what looks like some sort of bypass valve so you canít drive it hard...
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    Powered workshop press build

    Started on the actual construction by cutting the uprights to length and making the 33mm holes in them for the pins.

    https://uploads.tapatalk-cdn.com/20201006/34ffe0f75a6458e37bfac695ae815ccd.jpg...
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    Powered workshop press build

    Thought I'd start a project thread on the actual construction of my new press.
    I've already had lots of help and guidance around the hydraulics side in another thread >>...
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    Thanks Elan - I'd never heard of Oster so didn't...

    Thanks Elan - I'd never heard of Oster so didn't even think about them belonging to a matching Oster head.

    I've looked through that site, but their page on ID of dies shows larger ones that have...
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    Help ID these chasers

    Iíve got a few sets of chasers here, but no head and not sure what style/size they are for.

    Hereís the first couple, similar physical size so Iím guessing for the same head.
    ...
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    Thanks Pete. Ran out of gas for the MIG...

    Thanks Pete.
    Ran out of gas for the MIG yesterday so still have some things to do to the lid, including something to retain the refractory. Was thinking about just running a ring of 10mm rod around...
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    Thanks Rusty. I'll check it out as I can use all...

    Thanks Rusty. I'll check it out as I can use all the help I can get with the symbols :)

    No idea what that solenoid valve does!!

    Steve
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    Workshop press build - hydraulic questions

    Thanks John. I found that much more useful that you might have thought.

    I thought it was part of the solenoid and had no idea it was just an indicator. I've just been out and pulled off a couple...
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    Workshop press build - hydraulic questions

    I assumed it was for the control valve coils....??

    Edit: and they are rated at 240v AC/DC:

    https://uploads.tapatalk-cdn.com/20201004/6c7e6d0a36749ab1d8c0db8a445eb623.jpg

    ...
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    Foot operated lid lifting mechanism mostly done....

    Foot operated lid lifting mechanism mostly done.
    Iíll wait until the refractory is done to do the final details like some detects to lock rotation in the raised and lowered positions.
    ...
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    When they are all huddled together in one ball of...

    When they are all huddled together in one ball of fluff itís pretty hard to tell how many are there. Much easier at feeding time.
    My wife was quite amused with the cleanup after meals. Half eaten...
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    LOL - If it makes you feel any better itís very...

    LOL - If it makes you feel any better itís very unusual for me to get a bargain. Iím usually the bloke that buys something full price and gets it freighted from the other side of the planet then the...
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    Workshop press build - hydraulic questions

    This is the power pack I picked up. Bonus that it had a hand drawn circuit diagram stashed inside the electrical box.
    Its got me a bit confused though, as all the control valves have 240v coils, but...
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    Thanks Tony - great info. I was looking into...

    Thanks Tony - great info.

    I was looking into the flat face couplings yesterday, and the locking aspect was one advantage that came up.
    Looks like they are about twice the price of the poppet...
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    There were definitely 3 chicks there at 6am...

    There were definitely 3 chicks there at 6am Saturday when they were being fed breakfast.

    Steve
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    Thanks guys. The one male, one female on each...

    Thanks guys. The one male, one female on each side makes sense to me. About as simple and idiot proof as I can make it.
    Having both the same only makes sense to my brain if they are lines to a ram,...
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    More dumb hydraulic questions - this time about...

    More dumb hydraulic questions - this time about control valves and quick disconnect couplings.

    Since I'll have a good hydraulic power supply I'd like to have the facility to be able to hook up a...
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    And the inner former that will be removed after...

    And the inner former that will be removed after the refractory has set.

    https://uploads.tapatalk-cdn.com/20201002/2d9859a06b51259867c7ebdd0315f489.jpg


    Steve
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    Been doing a bit more on the furnace. Have...

    Been doing a bit more on the furnace.

    Have the outer shell and outer former mounted on a frame with wheels.
    Cutout for the burner tube and preheater has been done and boxed out.
    Outer tube...
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    Definitely chicks there now. Steve

    Definitely chicks there now.

    Steve
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    Looks like the eggs might be hatching. Seems to...

    Looks like the eggs might be hatching. Seems to be some bit of broken shell there.

    Steve
  47. MT3 Finish reamer, looking to hire/borrow

    If its just a burr you might be able to just scrape it off with a triangular scraper if you can't get hold of a reamer easily.
    Knock one up out of a triangular file if you don't have a proper one. ...
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    Thanks PDW - I'd pretty much come to the same...

    Thanks PDW - I'd pretty much come to the same conclusion that I'd be better to fork the dollars and buy the tube than mess about trying to bore it. Too much work on the edge of the work size envelope...
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    Sold. Steve

    Sold.

    Steve
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    Good point Simon. If I didn't already have some...

    Good point Simon. If I didn't already have some rod here I'd just run it as is.

    I'd also like to make it a fraction longer and put a thread in the end - so I can have interchangable ends/faces....
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