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Type: Posts; User: Aussie Bruce

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  1. Replies
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    12 Months Development

    Ha yes Gary has been busy with this but any of the Melbourne Society of Model Engineers will attest good things come to those who wait.

    Bruce
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    its the reverse centre

    The reason for the point on the end of a spiral flute gun tap is to support the end of the tap during the grinding process the spirals are ground in in one operation and the end of the tap deflects...
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    Sorry Simon to say its an inherent issue with...

    Sorry Simon to say its an inherent issue with coolant and Grinders

    I have worked in manufacturing for many years and the grinders I have dealt with all suffer from the black death syndrome
    ...
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    Grinders Premises

    Ahhh the black mist of death

    Gentlemen a quick visit to your local grinders that has been there for some years will answer all your questions

    1 Computers are only 1year old as the mist vapour...
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    i like the optimum

    I really like the look of the optimum from machinery house seen one close up and they are nice I like the top speed advantage and the dovetailed top slide so as a milling slide could be attached etc...
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    yep grabbed some

    Yes the 1/4 Angle head is only 16 dollars + cents what an absolute bargain grabbed two today and it runs as well as my top of the line 170 dollar unit great value and it it lasts a year so what
    ...
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    Elmers Engines

    Elmers Engines By chance ???

    Bruce
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    Production use

    Strictly a production vise very handy in sticking different dia bars under the center of the spindle

    Bruce
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    Hmmmm

    Gentlemen there are a number of issues in play here

    1 In regards to the Victorian Guidance note / flyer which is attached is basically to give an employer some semblance of idea of what the risks...
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    Do what i did

    Right

    its all as clear as mud but this is my recommendation

    1 obtain a face mount weg motor and a CFM10 VFD suit this will give you the speeds of the motor in one single phase VFD package...
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    Motor Pictures

    If its like my De Valliere 140 e the motor has a brake module on the end to drive it as you flicked the lever to stop and started to move the lever into reverse is when the brake actuated the further...
  12. Back support for a production copy lathe

    Its a back support for a copy lathe (this style was needed for taper turning Straight Mandrel used ) quicker to set up than turning a tapered master mandrel very easy to dial in a rise over a set...
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    Not Robust enough

    Normal micrometer heads are not strong enough to deal with the impact loads a tool and cutter grinder can impart

    I pirated some off a lathe that was being scrapped and a tool and cutter grinder...
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    Lucky Find

    Yes i know how heart breaking it can be, I'm used to doing a lot of case repairs on old trail bikes for vinduro etc so am used to the cost and repair side not a lot of people are mate lucky find on...
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    You Broke it good mate

    I hate to say it but Jesus that's smashed good

    I can recommend Headwork's in Murrumbeena to do that repair BUT you are going to need to strip it to the bare cases to do it and either have Basil...
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    Ti Nite

    Um just to let you know that Qantas etc where gold plated items are used in first class etc use ti-nite coated parts i.e. Sutton's in tomastown

    its not expensive to get steel items etc coated
    ...
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    Its a Grip True

    Yep not only is a Pratt Benard its also the top of the range grip true model the three dial in wedge screws enable the chuck to be dialled in congrats its the king of chucks

    Bruce
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    Hmmm

    i would have gone the other way 4140 or P20 and a 10 thou nitride would not have moved a bit tool steel on the other hand hmmmm i don't like to use it unless its fully ground after ht.

    Bruce
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    Thanks

    What a great post Thanks Bob

    (About to order the bits to do this)

    Bruce
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    Thanks Phil

    Thanks so much for this Phil it is a really interesting topic to me having done it many times before on various index cam autos the lovely thing about all index machines to this day i suppose is the...
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    Not Quite

    BSP as a standard has always had parallel threads and tapered threads / self sealing.

    Parallel was always used on HD pipe for a face seal or as you have discovered when a fine thread is required...
  22. Bunnings

    Just so you guys know buntings tandem trailers are a ripper of a deal 2 tonne braked all steel and about 40 dollars for about 4 hours its like 100 bucks min anywhere else check them out i move my...
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    Careful with fuel hose

    Make sure you get a nitrile fuel hose both inner and outer some have nitrile inner and edpm outer do not use this stuff the if the outer is nitrile it can be submerged in a tank

    Bruce
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    G15

    A product i use is G15 from australian inhibiter and wrapped in there film it will be safe for years to come

    Also cannot speak highly enough for the lanotec stuff but if i need to ice something i...
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    There are deals

    Sign up online with them and get 20 buck voucher off your first buy mate

    Cheap as

    ( and miles better quality than the piece of Panda Poo you currently have )

    Bruce
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    Here it is

    http://littlemachineshop.com/products/product_view.php?ProductID=1922


    Off the shelf apparently But seriously turn the chuck back plate down in thickness add a register dia and bolt or new chuck...
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    Ummmm

    Sorry mate it reeks of peanut oil just looking at it

    There is no support for the Jaw and the locking method for the jaw will lead to hours of frustration truing something if you need accuracy ...
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    Sorry for that short reply

    oohsam

    Sorry for the short reply I was called away as others have said length is not an issue on a lathe that is set up for it for example is the rear of the spindle threaded to take a support...
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    Danger

    You are holding material to far out from the chuck mate in the first couple of pics its to easy for ally to catch and grab and crash 50 mm max for that dia bar looks about 16 mm or less

    Bruce
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    It Depends

    Yes it might feel like It is solid and repeatable but it depends on the force and depth of the cut that's why my De Valliere 140 has the spring loaded force clutch in the saddle (adjustable on the...
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    Feed Stop Blocks

    That's a very valuable addition to any lathe mate Mazak lathes always had the 4 position stop bar so as the saddle feed could be used at multiple points

    IE use a Morse Taper attachment on the...
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    Hmmm Motorcycle axles

    I can only speak of my experience over the years as one who has made a lot of custom parts for my bikes and my friends ie never sold anything to anybody or had it engineered, by somebody with letters...
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    Weeelllllll it goes like this

    Well it goes like this mate Ti is a bear to machine successfully at home it has a nasty habit of galling / work hardening as you muck around with it, in my experience with it in an industrial nature...
  34. Ring Brobo

    Dean Ring the spare parts at Brobo group the spindle and shaft are all still available for the 3m besides my unit is a mix match of waldown types and they all fitted together beautifully old spindle...
  35. China Table

    I would bet on the fact that the Waldown head was grafted to a China table column foot etc Even so you need to be a gorilla to bust out the casting / stop on one o the waldown heads All parts are...
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    Hard Chroming

    There are three well established hard chrome platers in Melbourne its the grinder you need to find unless you have one

    Step1 undercut the crank 0.25 mm mm on Radius

    Step 2 have the Plater...
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    No Jig Required

    Never used a jig simply scribe a line with some angle iron across the webs and use a good known square to line em up

    You are going to have to true it anyway with a lead hammer i hope :2tsup:

    I...
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    Shed Burning

    Ha I'm more worried about the oxy acetylene set / 5 motorcycle tanks of petrol and 10,000 and 1 tins of aerosol in my shed than an attended piece of computer gear on my lathe :U that will let out...
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    Thanks Joe

    thank you so much for the update Joe

    Order is in for a China HY

    Bruce
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    these VFD VSD where do you get them

    Hi guys

    I hate to interrupt but have come to the conclusion i need to get on board with a 2.2 kw unit and as you blokes seem to have a handle on it can you please recommend a supplier ???

    My...
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