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  1. Y

    Stump grinder build

    Had to put a slight bend in the tube to aim it back properly, and then tig welded it to the adapter. Looks like it will work. Just need to pressure test before assembly.
  2. Y

    Stump grinder build

    I bought the thickest wall 3/8" hydraulic tube to make the tig welding to the adapter easier. The bad part is, it cannot be flared using conventional tools. I found a video on youtube how a guy did it on his lathe, so I decided to give it a shot. I got a machinable collet that I bored and...
  3. Y

    Brush Guard

    Nice looking guard! I like your bed liner finish idea.
  4. Y

    Stump grinder build

    Well, I've spent a lifetime (pun intended) getting it to this point.
  5. Y

    Stump grinder build

    One thing I noticed on my right angle drive, the vent was going to be in a bad position. So I took it apart and drilled and tapped for a better location. Taking it apart gave me a chance to study the inner works a bit. The shaft, gears, and especially the bearings seem OK. The casting has got...
  6. Y

    Stump grinder build

    Thanks Wolf! I'm going to research the joystick thing.
  7. Y

    Stump grinder build

    Actually, it is. Started out as 24'x30' and added on to make it 24'x60'.
  8. Y

    Stump grinder build

    Found these single acting cylinders with spring return on ebay. Also found a brand new Greenfield 1-1/8-14 tap on there also for a decent price, which was the thread size for the cylinders. Surface ground 3 flats on the tap so I could use it in the drill chuck to tap the holes on the mill...
  9. Y

    Oversize B670 Stabilizer Pads

    Excellent! How did you cut the serrations in the channel legs? If you did those with just a grinder, you're way better than me!
  10. Y

    Help removing a locking ring

    Only diabetics will get the humor....pretty funny!:D
  11. Y

    Stump grinder build

    Boring cleans up the hole and makes it round. If I didn't have a reamer, I would bore it to size. The reamer makes sure you're at the proper size with a good surface finish. That is, as long as you don't try and remove a lot of material with it. I like to bore to .010" under size and finish...
  12. Y

    Stump grinder build

    Working on the outer boom, which is 5"x4"x3/16" rectangular tube. Welded the reinforcement collar on the end and the mounting blocks for the lock cylinders. Next was the boring and reaming holes for the lock cylinder end caps (pictures forthcoming). Also drilled and tapped the holes for the...
  13. Y

    Stump grinder build

    I'll be powering it with a separate pump driven by the PTO. I bought the pump and motor from Surplus Center and used their guide to match them up. It will have around a 30 gallon reservoir which I'm hoping will handle the heat issue. There will be a thermometer sight glass so it can be...
  14. Y

    Stump grinder build

    I really enjoy machining! I find it relaxing.
  15. Y

    Stump grinder build

    No, not even close. I could do self exams when my head is up there maybe.:D Thanks for the compliment on my work!
  16. Y

    Stump grinder build

    Threaded the adapter into the ORB port so I could index the direction for the hydraulic tubing. Finished up the part on the mill and then tested it for clearance. I've got about an 1/8" to spare. Next will be flaring the tube and tig welding it to the adapter. Stay tuned...
  17. Y

    Stump grinder build

    Very tight clearance for the return hydraulic fitting on the boom cylinder. Decided to custom make a fitting to accept some 3/8" hydraulic tube. Used the plug to rob the dimensions off of and turned down a piece of 1" mild steel and threaded it for the ORB port.
  18. Y

    Stump grinder build

    Thank you very much!
  19. Y

    Stump grinder build

    Working on the inner boom. Material is 4x3x3/8 rectangular tube. The tube will be sliding in and out of a 5x4x3/16 rectangular tube so I welded on 1/4" strips on all sides to take up the slack. Welded it in sequence on all four sides to prevent warping, which turned out well. After welding, I...
  20. Y

    Stump grinder build

    Both the right angle drive and the hydraulic motor have conventional 1-3/8" x 6 spline shafts, so I'm using a 5" couple to tie them together. The end plates were water jetted out of 1/2" plate and the housing is 4" square tube x 5/16 wall. Some milling for bolt clearance before welding and then...