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4th May 2015, 11:12 PM
Thread: Broken gib Alfred Herbert Drill
by YarrD- Replies
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Damien Not sure what I paid for mine as was...
Damien
Not sure what I paid for mine as was part of a job lot for $1000 for Herbert drill, Warner and swasey no2 turret lathe, and a table saw. Lathe is very solid beast 1946 I think. Table saw... -
4th May 2015, 07:14 PM
Thread: 9/16 blots and nuts?
by YarrD- Replies
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9/16 bolts
Damien, I confirm bolts on my Alfred Herbert drill to mount base to top are 1/2" 12 tpi whitworth. Base is threaded and top has 9/16 clearance holes.
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4th May 2015, 06:34 PM
Thread: Broken gib Alfred Herbert Drill
by YarrD- Replies
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Thanks plus photo
I can make a new one I guess, have a hunk of cast steel (wear edge off a grader blade) so I will play with a set up for shaper. If grader blade too tough, will think about brass as suggested by...
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4th May 2015, 10:17 AM
Thread: Broken gib Alfred Herbert Drill
by YarrD- Replies
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Broken gib Alfred Herbert Drill
Hi
i have just purchased an Alfred Herbert drill. The gib for the table is cast and has broken as per the pics. The table is raised and lowered on dovetail ways just like a mill. I am... -
31st March 2014, 09:11 PM
Thread: Older style Angled Parting tool holder ?
by YarrD- Replies
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Is this the ticket?
This looks like what you are after. If so, is free to good home. If interested, PM me.
David -
28th January 2014, 09:07 PM
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How it goes
Bryan
runs quietly for big gearbox. Top speeds fairly slow - 640 on lathe spindle, 500 on drill press and 128 on horizontal mill. Is like an overgrown small lathe. Threaded spindle (rather than... -
28th January 2014, 07:07 PM
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Dainichi universal machine (previous thread under "Mitsubishi" )
Progress with tidy up of machine. Did not really need "restoration" per se as was in fine working order with no rust despite 30 years on board bulk ore carrier.
David -
26th January 2014, 09:16 PM
Thread: Runout on jacobs chuck
by YarrD- Replies
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Clamps
Thanks Gavin...I will give clamps a go as first cab off the rank
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26th January 2014, 08:43 PM
Thread: Runout on jacobs chuck
by YarrD- Replies
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Chuck removal options
Thanks Bob. I did see refs in threads about axial drilling of chuck and keep it as an option. I am trying to practice a far too recently learned approach to analysing mechanical problems...that is...
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26th January 2014, 08:36 AM
Thread: Runout on jacobs chuck
by YarrD- Replies
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A further thought/observation
Thinking further on the question of removing taper mounted chucks, the persistent theme in my reading of threads is how hard they are to remove. Assuming the JT6 tapers on my Waldown spindle and the...
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24th January 2014, 11:40 PM
Thread: Runout on jacobs chuck
by YarrD- Replies
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Thanks
Many thanks. I saw some references to using wedges when searching other threads. I will make some/buy some and give it a shot. Unclear to me why the bit wobbles when chuck looks ok...perhaps some...
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24th January 2014, 08:38 PM
Thread: Runout on jacobs chuck
by YarrD- Replies
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Runout on jacobs chuck
Dear All
I have just got my Waldown 8SN wired for 3 phase and discovered considerable wobbly-ness of drill bits when fired up. The chuck is Jacobs on Jacobs taper (JT6?) directly on the spindle... -
13th December 2013, 11:14 PM
Thread: Dialling in long shaft on fixed steady
by YarrD- Replies
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Thanks again
Thanks to all for useful ideas/advice. Have done job now by setting up steady next to headstock. The comments about job "walking" out of chuck useful as I had to watch job in chuck closely. ...
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13th December 2013, 03:22 AM
Thread: Dialling in long shaft on fixed steady
by YarrD- Replies
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Too true
Yes. I think that at the end of the day, cannot turn REALLY accurately at the extreme end of lathe bed on fixed steady alone. I think answer is to transfer to a larger lathe and turn between...
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13th December 2013, 02:23 AM
Thread: Dialling in long shaft on fixed steady
by YarrD- Replies
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Thanks
Thanks Stu. You were too quick for me. I think is probably best I can do. I was hoping to turn a fairly accurate concentric groove in the shaft at its right hand extremity.
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13th December 2013, 02:18 AM
Thread: Dialling in long shaft on fixed steady
by YarrD- Replies
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Dialing in on fixed steady - clarification
Re my previous post, I have read previous posts on this. I am aware that when three fingers of steady are snugged against shaft, DTI will show no movement when placed right next to steady. But when...
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13th December 2013, 01:57 AM
Thread: Dialling in long shaft on fixed steady
by YarrD- Replies
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Dialling in long shaft on fixed steady
Dear all
how do I dial in a long shaft on the fixed steady when no room to use tailstock as a reference? I found no rhyme or reason when I twiddled the screws on the steady. The error on the DTI... -
13th November 2013, 06:59 PM
Thread: Waldown 8SN purchase
by YarrD- Replies
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Various
Josh
Thanks for offer on locking collar. Chances are 50:50 on a successful braze job but I will give it my best.
Ewan
Yes, quality of Waldown drills very pleasing on all aspects in my view.... -
12th November 2013, 05:15 PM
Thread: Waldown 8SN purchase
by YarrD- Replies
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Nice
many thanks. A neat little switch. I will keep my eye out for something respectable. The GMF 3 phase 8" bench grinder that went off on Ebay this week for $100 ( from memory) had an identical...
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10th November 2013, 05:33 PM
Thread: Waldown 8SN purchase
by YarrD- Replies
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Waldown 8SN purchase
All
Here are pics of my latest purchase. $200 at swap meet in canberra. I thought about refurbishing but it seemed to clean up ok. Have to track down proper looking switch (440v) and will try... -
23rd October 2013, 07:34 AM
Thread: Cold rolled steel
by YarrD- Replies
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Think before I speak
Dear all
Have now done the searching and reading that I should have done before my original post. I conclude that I am not going to worry too much whether I am using hot or cold roll. I'm don't... -
22nd October 2013, 05:35 PM
Thread: Cold rolled steel
by YarrD- Replies
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Silly me
as soon as I posted thread, Morrisman's thread on same subject popped up.
Dave -
22nd October 2013, 05:33 PM
Thread: Cold rolled steel
by YarrD- Replies
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Cold rolled steel
Dear all
US fellas on YouTube often refer to cold roll steel. What is the difference with hot rolled(?) steel and how can I tell which is which.
Dave -
4th August 2013, 08:56 PM
Thread: Shaft clearance
by YarrD- Replies
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Inspired by keith
Yes, have seen all Keith's videos and he has inspired me to try and do this shaft project even though it is only a tractor saw. I love his quiet analytical approach. As for Dainichi, have rebuilt...
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4th August 2013, 06:32 PM
Thread: Shaft clearance
by YarrD- Replies
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Woops
I meant to say 38.32mm one way and 38.30 the other making it .02mm out of round or just under a thou.
David -
4th August 2013, 06:27 PM
Thread: Shaft clearance
by YarrD- Replies
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Ps
Oh and I forgot...I thought about bushing the bearings (if that is correct term) and may have to do that but would need to make sure bushes did not spin in the bearing ( perhaps loctite them in). ...
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4th August 2013, 06:15 PM
Thread: Shaft clearance
by YarrD- Replies
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Reply to various replies
Thanks for lots of replies. Rule of thumb fits good guide, thanks. The bronze bushes are flanged both ends (my TAFE machining and fitting book calls them combination bearings). They are split and...
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2nd August 2013, 08:45 PM
Thread: Shaft clearance
by YarrD- Replies
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Shaft clearance
Dear All
I am refurbishing a 38mm shaft from a 36" PTO saw on my tractor. It has plain bronze bearings.
I plan to build up the shaft with bronze braze to fit the slightly worn bearings. Shaft... -
1st March 2013, 09:34 AM
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My titans
Reading this thread, I did not realise Titan chisels collectable. See pic. I ran up to my shed to dig these out that I got from my grandfather. Most of my chisels are the epoxy handled Stanley's...
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23rd February 2013, 07:58 PM
Thread: What is the purpose of this device
by YarrD- Replies
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What is the purpose of this device
Dear all
what is the purpose of the object with the screws around it's circumference? It is located on the shaft that advances the shaper/milling table on my Dainichi Universal... -
12th February 2013, 07:21 AM
Thread: 127x100 compound gear
by YarrD- Replies
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Ah...is now clear
Thanks Chris. Best explanation I have read to date. The derivation of 127 is fascinating...the first whole number (of teeth) you can get based on 25.4mm=1" standard. The really confusing bit about...
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11th February 2013, 08:35 PM
Thread: 127x100 compound gear
by YarrD- Replies
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Now I am confused
My calculator confirms these numbers. So why not 125 tooth rather than 120
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11th February 2013, 04:41 PM
Thread: brass vs bronze
by YarrD- Replies
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Melting parent metal
yes, there is a risk that I melt the parent metal. I think I will not take the risk. I am now sure that is bronze fitting (although it has a chromey lustre, is gold in middle) and is quite hard to...
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11th February 2013, 04:36 PM
Thread: 127x100 compound gear
by YarrD- Replies
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fascinating
Many thanks gherringh for lucid description. I never thought of the 127 tooth wheel as half 25.4 which it is. My rationalisation of 127/120 compound was that these two numbers are the first whole...
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8th February 2013, 09:22 PM
Thread: brass vs bronze
by YarrD- Replies
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I meant pre fluxed
I meant prefluxed rod...made by CIG
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8th February 2013, 09:18 PM
Thread: brass vs bronze
by YarrD- Replies
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Filler rod
I was going to use braising rod -pre flexed things. The fitting is a wear part - small worm drive "gear box" that I crank with a handle to furl the sail. I will see how hard it is to drill.
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8th February 2013, 04:37 PM
Thread: brass vs bronze
by YarrD- Replies
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brass vs bronze
Hi all
I have a yacht fitting that is worn and needs building back up with filler rod...I can't tell if is brass or bronze. I am assuming bronze as I think I read somewhere that brass and... -
4th February 2013, 01:29 PM
Thread: Waldown NH Type
by YarrD- Replies
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woops - forgot - thanks Joe
Sorry Joe
Pressed send too fast. Thanks for nice offer of 1/4" chuck. Will keep in mind. Won't be able to run machine until I get 3 phase installed to shed (for other machines - Douglas Shaper... -
4th February 2013, 01:25 PM
Thread: Waldown NH Type
by YarrD- Replies
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thanks
Thanks Malb and Joe
Re Malb, I think advice good - key point for me is that at minimum speed of 3000rpm, probably burn 3.5mm bit - need gentle touch and flood of cutting oil. I don't really... -
1st February 2013, 09:29 PM
Thread: 127x100 compound gear
by YarrD- Replies
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127x100 compound gear
Is a 127x100 hercus compound gear ALL I need to cut imperial threads on my ARM?
David -
1st February 2013, 06:03 PM
Thread: Waldown NH Type
by YarrD- Replies
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Waldown NH Type
Dear all
Just purchased Waldown NH sensitive drilling machine Model III. See pics. Chuck handles to 3.5mm. Should I even consider a slightly larger chuck or is machine so finely tuned that I this... -
18th December 2012, 09:18 PM
Thread: Your best parting tool
by YarrD- Replies
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Pics of south end slotted cross slide for Jack620
Sorry all, this was meant to be a pm for jack620 but could not work out how to attach pics to pm.
Made by south bend. Fits my Hercus 9" carriage. Widest point of dovetail on item is 52mm.
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18th December 2012, 08:39 AM
Thread: harrison lathe
by YarrD- Replies
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Headstock oil
Re oil for headstock and gearboxes..I was going to use "hypoid stuff" on my restored lathe ...what should I use when I get round to filling gearboxes up again?
David -
14th August 2012, 09:33 PM
Thread: Marking Fluid
by YarrD- Replies
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Biro Ink
I have had a note on my shed wall for years now saying Biro ink, metho and shellac flakes. Never tried it but got it from a 1950's Model Engineer mag.
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1st August 2012, 10:15 AM
Thread: Mitsubishi Lathe
by YarrD- Replies
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Carriage Feed
I think is reversible at headstock - so many levers. I only just (stupidly) worked out how a revolving shaft can use a key way to drive the feed. It is all wonderfully chunky and precise so each...
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30th July 2012, 06:22 PM
Thread: Mitsubishi Lathe
by YarrD- Replies
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Lathe Carriage Apron Pics
Dear All
I have taken delivery of the Dainichi Universal Machine. I have begun to pull it down. First is carriage apron - here are initial pics for info. Of interest for me is the second photo... -
27th July 2012, 01:22 PM
Thread: Parting/cutting on the shaper
by YarrD- Replies
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gooseneck
I saw someone refer to using a gooseneck on shaper. I too use a wacking great Armstrong gooseneck that I bought on ebay thinking it was half the size. I ground down the top of the gooseneck little...
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26th July 2012, 04:49 PM
Thread: Hercus 9" restoration, a few Questions
by YarrD- Replies
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Bright Metal
So how do you get dull rusty metal that is in intricate shapes (gear teeth etc) bright looking like new?
David -
19th June 2012, 08:22 AM
Thread: Mitsubishi Lathe
by YarrD- Replies
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Thanks Ewen. I will keep on base for the moment...
Thanks Ewen. I will keep on base for the moment as is a substantial piece of work made from a sheet of 6mm steel 2mx1.5m. I don't expect to have it running for some time as I will try to give a...
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18th June 2012, 03:23 PM
Thread: Mitsubishi Lathe
by YarrD- Replies
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Dainichi Pics
Here are some pics - not very good but will get more..still working out how to do it
David