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Type: Posts; User: GJM

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  1. Replies
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    Chippie DRO

    Finally got some photos of my DRO setup. It was a quick job, but works well. China's Finest ex Aliexpress.


    400869400870400871

    The cross slide scale is a small size one. The standard size...
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    What about replacing the motor with a 3ph one and...

    What about replacing the motor with a 3ph one and using a VFD if you can't find or make the intermediate step pulley? Use a 6 pole 900 rpm motor and overdrive the speed for the maximum range and...
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    Nice installation. My chippie DRO has the cross...

    Nice installation. My chippie DRO has the cross slide scale extending out the back for clearance. I will take some photos later.
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    Same as mine, except much tidier. Mine had been...

    Same as mine, except much tidier. Mine had been in a fire and I got it from a scrapyard 30 years ago. I never got around to tidying it up as it went straight into service.
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    Hello from another kiwi. I am a JAFA, South of...

    Hello from another kiwi. I am a JAFA, South of Auckland.
    The mig welding forum which is uk based has a few kiwis as well
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    A thread dredge but still... I had a petrol...

    A thread dredge but still...
    I had a petrol powered walk behind chain trencher. Horrible thing to use. I made a 3 point linkage attachment for the tractor. Ideally t would be a hydrostatic...
  7. I plumbed up my sheds with polybutyline plumbing...

    I plumbed up my sheds with polybutyline plumbing pipe and crimp fittings. Cheap and fast with no issues.
    Go for a larger bore pipe if you can, although it costs more. The flow losses are less and it...
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    My gantry has a 3T long stroke bottle Jack on...

    My gantry has a 3T long stroke bottle Jack on each end to lift the top. I had the same issues of needed a crane to go through a garage door. I use the jacks for lifting as well by a pump or 2 on each...
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    Alternatively use a 240v in, 400v 3ph out VFD. I...

    Alternatively use a 240v in, 400v 3ph out VFD. I have one on my mill and have one on my Chipmaster lathe. The milling machine one came from Aliexpress a couple of years ago. I would have to see if I...
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    You can get 240v in 400v out VFDs. I put one on...

    You can get 240v in 400v out VFDs. I put one on myRF30 drill mill a few weeks ago. Works a treat. It is this one....
  11. Thread: Advise On Trailers

    by GJM
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    I would get a 8x4’ trailer. Make sure it is a bit...

    I would get a 8x4’ trailer. Make sure it is a bit bigger than those measurements so you can put a 1220x2440 sheet of ply inside the box body. A set of bearing buddies (auto greasers for the wheels)...
  12. Thread: Cash T&C grinder

    by GJM
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    Thanks to everyone for your replies. I had a look...

    Thanks to everyone for your replies. I had a look in the weekend and the spindle has a thread and nut on the right hand end that pulls up on a bush. adjusting this and good lubrication made a...
  13. Thread: Cash T&C grinder

    by GJM
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    Cash T&C grinder

    I recently swapped some money for som Cash - a CC model D tool and cutter grinder. I paid to much for it.
    how do you adjust or set the spindle bearings, and what does the machine use for...
  14. Thread: vfd ....again

    by GJM
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    I have a Colchester Chippie as well, one of the...

    I have a Colchester Chippie as well, one of the first ones made judging from the serial number. I didn't have any choice about replacing the variator, as it sounded like a bag of hammers for years,...
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    For the power feed for my old Denbiegh I used a...

    For the power feed for my old Denbiegh I used a serpentine ply -V belt from SuperCheap. I had to cut it and sew it to get it to the right length - works a treat and doesn't stretch like leather.
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    With my Chipmaster, I found the loss of torque...

    With my Chipmaster, I found the loss of torque with a 1440rpm (4 pole) motor below 50hz to be a problem. I have recenlty replaced it with a larger, 6 pole (960) rpm motor, overdriven up to 75hz,...
  17. Thread: Another Gizmo

    by GJM
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    That's clever. I am going to have a look for...

    That's clever. I am going to have a look for laser pointers next time I am in the local Emporium
    Geoff
  18. Thread: My new mill

    by GJM
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    Hats the one (or similar). My motor controls are...

    Hats the one (or similar). My motor controls are in a different position and the DRO readout is where the controls are shown on that one.
    They seem to be really common/ generic in China from the...
  19. Thread: My new mill

    by GJM
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    I don't have any specific projects. At present I...

    I don't have any specific projects. At present I have a RF30 drill mill (from my later father in law) with a DRO and a 1920s ish Debiegh flat belt drive horizontal mill. This will replace the...
  20. Thread: My new mill

    by GJM
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    My new mill

    I have been looking for a horizontal/ vertical mill for a while, preferably with a DRO and quill feed, rather than the fixed head of a lot of older ones. The ones at the local dealers were a bit...
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    You can buy the adapters (at least here in New...

    You can buy the adapters (at least here in New Zild) and what I did with mine is change the bullnose fitting on the regulator to the CO2 one.
    CO2 certaily saves some money, and the bottles seem to...
  22. Thread: trip hammer

    by GJM
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    I have a Hattersley and Davidson hammer. It...

    I have a Hattersley and Davidson hammer. It doesn't get much use these days due to other commitments, but it certainly moves some metal. Geoff
  23. Thread: 1 1/4" mill arbor

    by GJM
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    I bought a 1.25" and 7/8in arbor from here:...

    I bought a 1.25" and 7/8in arbor from here:
    http://www.tools4cheap.net/proddetail.php?prod=mt2arbor
    Well made. I fitted a MT3-2 adapter so it will work in my Denbiegh
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    Yes, I was thinking of another one. A Mititoyo...

    Yes, I was thinking of another one. A Mititoyo DRO does seem overkill on this machine.
    There is no horizontal arbor, but i have found a supplier who has them for $NZ200 or so.
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    Yes from the Lucky Dragon Precision Noodle...

    Yes from the Lucky Dragon Precision Noodle Manufacturing Plant no 1. It is overpriced too (around $NZ3.5k) for one that looks well used, as is and no DRO and no horizontal spindle. A HM50 (vertical...
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    Over here in the Shakey Isles, our prices are...

    Over here in the Shakey Isles, our prices are higher than in Oz, partly due to higher Grab, Snatch and Take = our GST is 15%, and of course "because they can".I missed a nice 1960's Pederson the...
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    HM52 vertical - horizontal mills

    Anyone have one of the HM52G geared head horizontal / vertical mills from Machinery House (and others)
    https://www.machineryhouse.co.nz/M161D
    I really want the horizontal function as well as teh...
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    I use CO2 and my comments echo others. It doesn't...

    I use CO2 and my comments echo others. It doesn't seem to do as tidy a job as Ar/CO2 mix and the results are not as good looking - but it works, and with an owner bottle it is a no-brainer.
    For...
  29. Thread: todays tools gloat

    by GJM
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    Went to our local tool dealer Emporium, and they...

    Went to our local tool dealer Emporium, and they had those tables with "everything on table $x" signs.
    Got a new 75-100mm mike, new 125-150mike, new electric spray gun, and centres for the woodlathe...
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    No I haven't - it was sold to me as a 230v-415V...

    No I haven't - it was sold to me as a 230v-415V device, and the previous owner had been using it as such. Anyway, it works for me and the motor runs cool, however it is an old (50years or more) beast...
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    Well, I have it set up on a 240v 1h in on a 3 pin...

    Well, I have it set up on a 240v 1h in on a 3 pin plug, The motor is an OLD 1.5hp 440v 3ph motor that used to run the milking shed vacuum pump and then later on one of my wood lathes (on 440V 3ph),...
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    PDL Xtravert

    I have a PDL Xtravert drive that does 230V ->415/440V.
    Xtravert
    It is a good piece of kit and is running the 3ph 440V motor in my Colchester Chipmaster lathe. The big advantage is the control...
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