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Type: Posts; User: Michael G
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18th Apr 2024, 01:29 PM
Thread: Old lathe clean up Newbie
by Michael G- Replies
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GT are basically an industry tool shop. Offerings...
GT are basically an industry tool shop. Offerings to hobby machinists like those 5C chucks are usually of a quality that they don't wish to stock*, and mostly industry has gone to ER anyway. As you...
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18th Apr 2024, 01:06 PM
Thread: Old lathe clean up Newbie
by Michael G- Replies
- 83
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- 3,060
I would opt for something that attaches to the...
I would opt for something that attaches to the lathe spindle rather than put a MT holder and drawbar in. I've had a couple of MT fittings (with drawbar) spin on me in the mill and it is never a good...
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16th Apr 2024, 07:43 AM
Thread: Vintage catalogue artwork style
by Michael G- Replies
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Back in the days before computers when we had...
Back in the days before computers when we had draftsmen, it was quite possible that was done by a 'technical illustrator'. Some could have been converted from photos as per John's thoughts but...
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14th Apr 2024, 07:54 AM
Thread: Making sense of my welder specs
by Michael G- Replies
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A 10A circuit probably has something like a 16A...
A 10A circuit probably has something like a 16A breaker on it, so over current can be tolerated. Worth considering too whether you are really getting 140A as output rather than what the display is...
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13th Apr 2024, 12:39 PM
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In a steady-ish state setting and knowing that...
In a steady-ish state setting and knowing that the power levels are correct, I can completely understand. I'd love to have the skills to be able to work that way myself. Until I get that good, I'll...
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13th Apr 2024, 07:31 AM
Thread: mutter mutter Youtube mutter mutter
by Michael G- Replies
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I'm using Firefox. The person I was speaking to...
I'm using Firefox. The person I was speaking to said it was an upgrade to the main viewer, so if you haven't seen it yet, I would not count on it not happening.
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12th Apr 2024, 08:47 PM
Thread: mutter mutter Youtube mutter mutter
by Michael G- Replies
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mutter mutter Youtube mutter mutter
Youtube did a recent upgrade to cope with improving video standards but also changed the layout, so that when you are logged in, comments are on the side and thumbnails underneath (as opposed to the...
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11th Apr 2024, 07:35 AM
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Useful feature or odd idea from the fringes?
Got an email from a US company today, advertising it's latest offering, including this -
Another revolutionary feature of the Invertig 251 is Dynamic Power.
This feature allows you to vary the... -
9th Apr 2024, 07:35 AM
Thread: Beginners Advice
by Michael G- Replies
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Have a look at one of these - not cheap, but good...
Have a look at one of these - not cheap, but good stuff rarely is. These are used in some of the US based car modification youtube channels.
https://www.machineryhouse.com.au/p8990
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8th Apr 2024, 05:41 PM
Thread: Camper TV Antenna !
by Michael G- Replies
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I've always wondered why an antenna is named...
I've always wondered why an antenna is named after a cartoon bear, although if this is a three element job, does that mean when it works really well it's a Goldilocks antenna?
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4th Apr 2024, 01:57 PM
Thread: Simple adjustable bending jig.
by Michael G- Replies
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Nice Bob. Is there a wiper to set the wire...
Nice Bob. Is there a wiper to set the wire against the cylinder?
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2nd Apr 2024, 05:22 PM
Thread: A concession to being (older and) wiser
by Michael G- Replies
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With all the bling added
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Drawer fronts have a sloped upper edge, to try and deflect swarf & chips from the mill onto the floor rather than into storage. Only time will tell how that one works...
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1st Apr 2024, 05:34 PM
Thread: The hoisty thing
by Michael G- Replies
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SA Looks like it's yours Steve - 405546 Better...
Looks like it's yours Steve -
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Better bring your best towels to wrap it in (I'm sure the better half will quite understand...)
It's a UK product I think. Given its age, it could well be... -
1st Apr 2024, 03:25 PM
Thread: The hoisty thing
by Michael G- Replies
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SA The hoisty thing
As per my metalwork project post, here is the redundant hoist.
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As the finely drawn sketch says - 1.3m travel on the chain, and total weight is around 8.2kg. The crank has a weird... -
1st Apr 2024, 06:34 AM
Thread: Old lathe clean up Newbie
by Michael G- Replies
- 83
- Views
- 3,060
I could well be wrong, but from memory the sets...
I could well be wrong, but from memory the sets of inserted tools that you have shown use odd inserts that are not readily available. Use them while you can, but plan on upgrading to a more standard...
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31st Mar 2024, 07:03 PM
Thread: A concession to being (older and) wiser
by Michael G- Replies
- 6
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- 405
Chain length is 1.3m As there seem to be a...
Chain length is 1.3m
As there seem to be a couple of people interested, let's stop doing things in this thread. I'll do some measurement and post something in the marketplace forum, probably... -
31st Mar 2024, 04:32 PM
Thread: A concession to being (older and) wiser
by Michael G- Replies
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A concession to being (older and) wiser
Ever since getting my universal dividing head, I've been lifting it from the cupboard it lives in at knee height up to the mill table. It weighs 30+ kg...
Shortly after lifting it the first time,... -
30th Mar 2024, 05:29 PM
Thread: Grinder pulleys
by Michael G- Replies
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From memory the rough rule of thumb I picked up...
From memory the rough rule of thumb I picked up somewhere was 1/8" crown per 12" width. It does not have to be much - I think I usually just use a file to shape the surface. The belts ride on the...
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30th Mar 2024, 05:25 PM
Thread: As Calipers seem to be on again
by Michael G- Replies
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- 132
As Calipers seem to be on again
This might be of interest to members -
https://www.youtube.com/watch?v=1TkneKIhR-k
Michael -
29th Mar 2024, 08:16 PM
Thread: Grinder pulleys
by Michael G- Replies
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Maybe... I would be concerned that a toothed...
Maybe...
I would be concerned that a toothed belt would be slightly 'jumpy' because of the teeth. Probably barely noticeable, but while non-toothed versions can slip slightly, they are smoother in... -
29th Mar 2024, 06:35 AM
Thread: Stainless steel for a work surface
by Michael G- Replies
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316 is used in marine environments, 304 used in...
316 is used in marine environments, 304 used in more mundane applications. Provided that you are not doing something weird with it (like splashing salty water at it constantly), 304 will probably be...
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27th Mar 2024, 07:03 AM
Thread: Unimig Compressor for Plasme Cutter
by Michael G- Replies
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I must admit that it has me intrigued; like Jack...
I must admit that it has me intrigued; like Jack I was thinking of other things that it might be able to do. The pressure is not much though - 2.5 bar (vs 6+ from a standard compressor). My plasma...
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22nd Mar 2024, 05:11 PM
Thread: Your latest project
by Michael G- Replies
- 3,019
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- 1,553,543
Sticky: Friend of mine did something similar - had some...
Friend of mine did something similar - had some radio headsets but the plastic nut inside had broken along the knit line (they were injection moulded). Could I make some in aluminium (M6x0.75)...
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18th Mar 2024, 06:10 PM
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This is the critical fold, and where the width of...
This is the critical fold, and where the width of the folding leaf is important - I assumed 50mm as it was not marked on the sketch
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It can be folded.
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18th Mar 2024, 02:15 PM
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Yes.
Yes.
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18th Mar 2024, 11:07 AM
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I think you should be able to - depends on the...
I think you should be able to - depends on the bending leaf thickness (I could do it on mine).
Michael -
13th Mar 2024, 08:14 PM
Thread: Battery Charger Needed.
by Michael G- Replies
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What size Al do you need (just in case the...
What size Al do you need (just in case the Tennant Creek branch of Capral is not open when you call in)
Michael -
12th Mar 2024, 02:56 PM
Thread: Your latest project
by Michael G- Replies
- 3,019
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- 1,553,543
Sticky: Works for me. Maybe make the arm a little longer...
Works for me. Maybe make the arm a little longer so it can swing forward when needed.
Michael -
11th Mar 2024, 10:52 AM
Thread: How to Make an Epic Control Box
by Michael G- Replies
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Actually, brass etching is something I haven't...
Actually, brass etching is something I haven't done...
Michael -
11th Mar 2024, 10:51 AM
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Nice save - the business end looks fine. ...
Nice save - the business end looks fine.
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9th Mar 2024, 06:43 AM
Thread: Making Saddle Joints on Pipe
by Michael G- Replies
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Gee Kryn - I showed that over 2 and a bit years...
Gee Kryn - I showed that over 2 and a bit years ago... :doh:
https://youtu.be/hiqyBfpMwuY
Michael -
6th Mar 2024, 02:07 PM
Thread: AR9 Lathe alignment
by Michael G- Replies
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- 668
Remember that a test bar will sag under it's own...
Remember that a test bar will sag under it's own weight.
Michael -
6th Mar 2024, 06:30 AM
Thread: Your latest project
by Michael G- Replies
- 3,019
- Views
- 1,553,543
Sticky: The bit on the column is just a turned ring and...
The bit on the column is just a turned ring and you have that piece from the lamp. You should be able to make something up. If that lamp piece is the wrong size there are other ways of getting that...
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5th Mar 2024, 06:35 AM
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The stock is only 105 long and less the 25mm...
The stock is only 105 long and less the 25mm slice, it means there only needs to be 80mm of clear overhead between the blade and where the bow sits (note that the handle can be removed too). An...
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4th Mar 2024, 06:17 PM
Thread: Atlas surface grinder is reborn.
by Michael G- Replies
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- 450
Try it and see. I was once told that modern...
Try it and see. I was once told that modern grinding wheels are so well made (in comparision with older efforts) that balancing is rarely needed. How true I'm not sure but (once dressed) you may find...
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4th Mar 2024, 06:11 PM
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I think I can do that on my 4" bandsaw. If...
I think I can do that on my 4" bandsaw. If someone with something bigger shows up, then go with that but if there are no takers I'll have a go.
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3rd Mar 2024, 10:06 AM
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Some of those tools look like brazed carbide -...
Some of those tools look like brazed carbide - probably would not hurt to stick them in some evaporust, see how they clean up. The rust looks nasty but should clean up and with a bit of a sharpen,...
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3rd Mar 2024, 10:02 AM
Thread: Powered Hacksaw and Guillotine
by Michael G- Replies
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SA Looks a lot like mine Bob, so if you need...
Looks a lot like mine Bob, so if you need dimensions for the handle, let me know.
I think there should also be a spring for blade return too.
Michael -
28th Feb 2024, 02:46 PM
Thread: Inside an industrial CNC machine
by Michael G- Replies
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Inside an industrial CNC machine
Steve is an engine maker in the US, specialising in 'drag and drive' engines making 3000 to 5000hp.
He bought a large HAAS 5 axis horizontal machining centre that he is getting converted to 4 axis... -
28th Feb 2024, 12:22 PM
Thread: 45 Mill Drill nut
by Michael G- Replies
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Only if the screw has some sort of stop or brake...
Only if the screw has some sort of stop or brake on it so that it can't run away. Ball screws are known for doing that so potentially climb milling is more risky :doh:
Michael -
27th Feb 2024, 06:49 AM
Thread: 45 Mill Drill nut
by Michael G- Replies
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It is likely that if the nut has worn, the...
It is likely that if the nut has worn, the leadscrew has worn too, particularly if like most of us, you don't work all the way across the full travel of the machine all the time. Check by winding to...
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25th Feb 2024, 01:55 PM
Thread: Precision ground flat stones
by Michael G- Replies
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Given how fine the grit in these stones can be,...
Given how fine the grit in these stones can be, if it works as advertised, I'm not sure if that would cut anything - more rub/ burnish. Then from Reidy41's post, as soon as you rub them together you...
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25th Feb 2024, 11:01 AM
Thread: Precision ground flat stones
by Michael G- Replies
- 23
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- 1,339
My personal opinion is that precision ground...
My personal opinion is that precision ground stones are not something I would buy. I could well be wrong, but I can not see any great advantage to them over off the shelf stones, and I use one of...
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25th Feb 2024, 06:59 AM
Thread: Precision ground flat stones
by Michael G- Replies
- 23
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- 1,339
Actually, it is a more common practice not to put...
Actually, it is a more common practice not to put burrs and dings in there in the first place.:U
I can't remember the last time I had to stone out a ding on a precision surface. I know there are... -
24th Feb 2024, 04:14 PM
Thread: Evapo Rust On Wood?
by Michael G- Replies
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It will stain it yellow. Rather than soak, how...
It will stain it yellow. Rather than soak, how about wrapping the metal bits in paper towel and soaking the towel with Evaporust?
Michael -
24th Feb 2024, 06:37 AM
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For a low resistance, high capacity resistor an...
For a low resistance, high capacity resistor an electric stove element may be the go. I snagged a few from the bin at the previous place for a vac former I intended to make but one of the guys...
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22nd Feb 2024, 06:30 AM
Thread: Kurt Vice Auction
by Michael G- Replies
- 17
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- 1,184
With respect to the repeat-o-meter, this thread...
With respect to the repeat-o-meter, this thread may be of interest.
https://metalworkforums.com/f65/t178131-testing-hand-surface-plate
Michael -
18th Feb 2024, 02:30 PM
Thread: SA - Steel
by Michael G- Replies
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G'day Kryn Yes, the RHS can be Duragal. There is...
G'day Kryn
Yes, the RHS can be Duragal. There is a small amount of welding to be done but I can strip the coating locally.
Next weekend will be fine.
I had not thought as far as shelving... -
18th Feb 2024, 01:24 PM
Thread: SA - Steel
by Michael G- Replies
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SA - Steel
I'm planning an upgrade to my mill accessories cupboard. Before I throw myself on the mercy of the local steel suppliers, does anyone near by have surplus steel they want to get rid of? I'm after
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18th Feb 2024, 06:35 AM
Thread: Makita drill chuck removal ideas?
by Michael G- Replies
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Are you sure it's not what we old buggers call...
Are you sure it's not what we old buggers call 1/4"? (6.35mm?):roll:
Michael