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12th Mar 2020, 07:19 PM
Thread: Wanted Hercus 3A T&C manual
by Swarfmaker1- Replies
- 26
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- 12,021
I can confirm my machine has twod inverte vees
I can confirm my machine has twod inverte vees
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8th Mar 2020, 07:14 AM
Thread: Wanted Hercus 3A T&C manual
by Swarfmaker1- Replies
- 26
- Views
- 12,021
Hi Trev, Thanks for letting me know about this...
Hi Trev,
Thanks for letting me know about this modification. I've been thinking about this and wondering if you have pictures and dimensions of the INA needle roller bearings you used. How long... -
3rd Mar 2020, 06:27 AM
Thread: Wanted Hercus 3A T&C manual
by Swarfmaker1- Replies
- 26
- Views
- 12,021
Eric, Thanks for the brochure . It's...
Eric,
Thanks for the brochure . It's excellent info on using the machine..
Regards,
Peter. -
17th Feb 2020, 06:57 AM
Thread: Wanted Hercus 3A T&C manual
by Swarfmaker1- Replies
- 26
- Views
- 12,021
Eric, Yes I confirm it's a No3 going by the pics...
Eric,
Yes I confirm it's a No3 going by the pics at lathes.co.uk and the brochure. See photo attached.
Peter. -
15th Feb 2020, 02:03 PM
Thread: Wanted Hercus 3A T&C manual
by Swarfmaker1- Replies
- 26
- Views
- 12,021
Eric, Thanks, that's what I was looking for. I...
Eric,
Thanks, that's what I was looking for. I can infer setups from other sources but it's good to have this document for the technical detail such as the wheel head construction etc. I note my... -
14th Feb 2020, 08:55 PM
Thread: Wanted Hercus 3A T&C manual
by Swarfmaker1- Replies
- 26
- Views
- 12,021
Thanks Kryn, I know there's a small amount of...
Thanks Kryn,
I know there's a small amount of detail at lathes.co.uk and several websites where owners have set them up for display. I have a fair idea what all the bits and bobs are for but it... -
14th Feb 2020, 04:08 PM
Thread: Wanted Hercus 3A T&C manual
by Swarfmaker1- Replies
- 26
- Views
- 12,021
I'm prepared to buy it if anyone knows where...
I'm prepared to buy it if anyone knows where either a physical copy or electronic copy exists.
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14th Feb 2020, 10:33 AM
Thread: Wanted Hercus 3A T&C manual
by Swarfmaker1- Replies
- 26
- Views
- 12,021
Hi Guys, Is the electronic Hercus 3A manual...
Hi Guys, Is the electronic Hercus 3A manual available? I have just acquired a machine.
Cheers,
Peter. -
5th Oct 2016, 11:22 AM
Thread: Nickel supplier
by Swarfmaker1- Replies
- 16
- Views
- 2,966
Try here Consolidated Alloys :: Nickel S-Rounds...
Try here Consolidated Alloys :: Nickel S-Rounds also nickel wound guitar strings can be used for small experments
Commercial plating kit for do it yourself although a bit pricey.
NP3 NICKEL... -
20th Sep 2016, 09:59 AM
Thread: The Lorch is coming home
by Swarfmaker1- Replies
- 1
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- 2,172
Ray, Is your son into watchmaking? Peter.
Ray, Is your son into watchmaking?
Peter. -
20th Sep 2016, 09:54 AM
Thread: Citric Acid
by Swarfmaker1- Replies
- 10
- Views
- 5,235
Yes you are correct It should be 0.5%. although...
Yes you are correct It should be 0.5%. although 5% will naturally be more aggressive.
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19th Sep 2016, 10:33 AM
Thread: Citric Acid
by Swarfmaker1- Replies
- 10
- Views
- 5,235
Yes, 5% , 5g / Litre water) for 30mins up to...
Yes, 5% , 5g / Litre water) for 30mins up to several hours. The rust turns black but parent metal is etched very slowly. Parent metal turns grey but can be cleaned up with scotchbrite. If parts are...
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31st May 2016, 09:09 AM
- Replies
- 3
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- 4,289
I have a CNC Seig X2 mini-mill. Initially I...
I have a CNC Seig X2 mini-mill. Initially I fitted steppers to the X and Y axis using the original screws and a Ballscrew on the Z axis. The Seig and grizzly machines have weakness in the Z column...
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25th May 2016, 10:02 AM
Thread: I Just Joined the Hercus Club
by Swarfmaker1- Replies
- 29
- Views
- 7,779
I'm glad it worked out for you. Fortunately no...
I'm glad it worked out for you. Fortunately no damage was done as you realized early that something was wrong. Those chinese VFDs are OK at detecting over current conditions like stalls. There are...
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23rd May 2016, 09:36 AM
Thread: I Just Joined the Hercus Club
by Swarfmaker1- Replies
- 29
- Views
- 7,779
Is it rewound for 240V Delta? There may not be...
Is it rewound for 240V Delta? There may not be enough current through the windings if not. Also ramp time may need tweaking. What sort of VFD is it?
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22nd Jan 2016, 06:59 PM
Thread: Linked V belts
by Swarfmaker1- Replies
- 11
- Views
- 4,567
I got one from Carbtech, very pricey but saved...
I got one from Carbtech, very pricey but saved much time and hassle pulling out the spindle. Thanks for the reference to buttsworths, it's not far from me and I will pop in and have a look next time...
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7th Dec 2015, 03:24 PM
Thread: Linked V belts
by Swarfmaker1- Replies
- 11
- Views
- 4,567
Thanks for the replies. I note that the plastic...
Thanks for the replies. I note that the plastic variety without studs is what I'm after. The weldable polythene might be an alternative, I use that on other devices. The current belt is on it's last...
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3rd Dec 2015, 08:48 AM
Thread: Linked V belts
by Swarfmaker1- Replies
- 11
- Views
- 4,567
Local to Aus is OK. People must be buying these...
Local to Aus is OK. People must be buying these thing surely?
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2nd Dec 2015, 11:19 AM
Thread: Linked V belts
by Swarfmaker1- Replies
- 11
- Views
- 4,567
Linked V belts
Hi Guys,
I'm after a plastic linked or segmented V belt for my 260ATM to save pulling the spindle out. Anyone know where I can get one locally?
Peter. -
15th Sep 2015, 08:40 AM
Thread: Machinist Handbook
by Swarfmaker1- Replies
- 25
- Views
- 7,037
With that ebay sellers feedback score, I would...
With that ebay sellers feedback score, I would hesitate to buy from them. Even some of the positives are negative biased.
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1st Sep 2015, 04:30 PM
Thread: New power for mini mill???
by Swarfmaker1- Replies
- 23
- Views
- 4,857
Kryn, I've had this machine since the late 90's...
Kryn, I've had this machine since the late 90's and within a few monts it itself. Firstly the plastic gears broke admittedly under a heavy cut. I ended up doing a belt conversion with 5mm weldable...
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1st Sep 2015, 10:24 AM
Thread: New power for mini mill???
by Swarfmaker1- Replies
- 23
- Views
- 4,857
Kryn, Treadmills are a possibility and quite...
Kryn, Treadmills are a possibility and quite often found at clean ups or free in the classified adds. I have one for a lathe project which has a 1HP rating 240V DC permanent magnet. Keep in mind...
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10th Aug 2015, 11:23 AM
- Replies
- 23
- Views
- 4,462
I've bought a few Ozito tools in the past. Most...
I've bought a few Ozito tools in the past. Most have failed through normal use. The worst of them was a 10" compound sliding mitre saw. Somehow the saw blade arbor screw came loose and the blade left...
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25th Jul 2015, 07:47 PM
Thread: Mini Mill Circuit Board
by Swarfmaker1- Replies
- 18
- Views
- 6,233
No problem. I'm not a fan of Aussie Post at the...
No problem. I'm not a fan of Aussie Post at the moment either. Their tracking is rubbish lately.
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24th Jul 2015, 11:39 PM
Thread: Mini Mill Circuit Board
by Swarfmaker1- Replies
- 18
- Views
- 6,233
I didn't create a circuit diagram for it as it...
I didn't create a circuit diagram for it as it was more of a prototype. At the time I was designing a 3 phase inverter which used 6 IRFP460 MOSFETs and an embedded CPU so I had a few MOSFETs to...
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23rd Jul 2015, 08:27 AM
Thread: Mini Mill Circuit Board
by Swarfmaker1- Replies
- 18
- Views
- 6,233
It was difficult to see under the inductor but...
It was difficult to see under the inductor but eventually I noticed it. In the end the board failed for some other reason. I went through two of these boards before junking them both and designing...
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22nd Jul 2015, 04:31 PM
Thread: Mini Mill Circuit Board
by Swarfmaker1- Replies
- 18
- Views
- 6,233
Check the PCB pad around Indictor leads. I had...
Check the PCB pad around Indictor leads. I had one stop because of a cold solder joint. It worked by arcing from teh lead to the pad and then eroded the pad o the point where the spark could't jump....
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17th Jun 2015, 08:43 AM
Thread: Tyre Hammer
by Swarfmaker1- Replies
- 3
- Views
- 5,571
Thanks for the feedback. Once I get the crank...
Thanks for the feedback.
Once I get the crank balanced I'll start pounding some hot steel and get some videos, but first what to do about the dollies! I need to come up with a scheme to hold them... -
15th Jun 2015, 09:22 AM
Thread: Tapered BSP threads.
by Swarfmaker1- Replies
- 19
- Views
- 9,429
Ray, What about chasing the threads like they...
Ray,
What about chasing the threads like they did in the old days. If you screw cut the threads into a a piece of steel plate with the single point threading tool in the lathe chuck and the plate... -
15th Jun 2015, 09:14 AM
Thread: India: Scrap metal heaven
by Swarfmaker1- Replies
- 12
- Views
- 6,017
Do they ship internationally? I Wonder what the...
Do they ship internationally? I Wonder what the postage is like?
Peter. -
15th Jun 2015, 09:09 AM
Thread: Milling in the lathe
by Swarfmaker1- Replies
- 22
- Views
- 8,497
Speaking from personal experience the main reason...
Speaking from personal experience the main reason for using a specialized holder for end mills and slot drills is to prevent the cutter walking out of the jaws. It's mainly an issue with spiral...
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14th Jun 2015, 08:23 PM
Thread: Tyre Hammer
by Swarfmaker1- Replies
- 3
- Views
- 5,571
Tyre Hammer
Hi Folks, I thought I'd share a picture of the tyre hammer I've been building. The ram is about 15kg or 30 pound and stroke is about 6 inches. I have yet to fix the dollies in place and counter...
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11th Jun 2015, 09:33 PM
Thread: Plasma Cutter help
by Swarfmaker1- Replies
- 12
- Views
- 5,745
Karl, I'll play with the pressure but the spare...
Karl, I'll play with the pressure but the spare tips are yet to arrive so I can't do much until then. Hopefully tomorrow. The way the post works these days you never know when to expect things.
... -
11th Jun 2015, 09:29 PM
Thread: Plasma Cutter help
by Swarfmaker1- Replies
- 12
- Views
- 5,745
OK Thanks for that. I'll read the other thread on...
OK Thanks for that. I'll read the other thread on plasmas which I think condenser setup was described. I did mean a condenser using a second tank.
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10th Jun 2015, 02:54 PM
Thread: Plasma Cutter help
by Swarfmaker1- Replies
- 12
- Views
- 5,745
Thanks for that, I did seem to have all the...
Thanks for that, I did seem to have all the problems on the thicker material, probably moved to fast and then started gouging and spraying all the metal back into the tip. The orifice became...
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10th Jun 2015, 08:53 AM
Thread: Plasma Cutter help
by Swarfmaker1- Replies
- 12
- Views
- 5,745
Thanks for the info . I have a LOTOS LD5000...
Thanks for the info . I have a LOTOS LD5000 sourced from eBay undoubtedly of Chinese manufacture. From your replies I think it's my technique at fault. I seem to get a lot of metal spatter shooting...
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9th Jun 2015, 11:56 AM
Thread: Plasma Cutter help
by Swarfmaker1- Replies
- 12
- Views
- 5,745
Plasma Cutter help
Hi guys, I received my 50 amp plasma cutter and now trying to cut with it. Everything is working although the tip that came with it has been rapidly eaten by the plasma arc after a few cuts. Some...
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2nd Jun 2015, 09:21 AM
Thread: Machinists' Bedside Reader
by Swarfmaker1- Replies
- 32
- Views
- 10,915
I have all three books and not overly impressed...
I have all three books and not overly impressed with the content. Frankly not worth $100 or more each. Fifteen years ago they sold for $70AUD new, too much then. Fancy paying that for references to...
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20th May 2015, 02:33 PM
Thread: Cut-40 Plasma cutter
by Swarfmaker1- Replies
- 92
- Views
- 34,725
OK, thanks that settles it.
OK, thanks that settles it.
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20th May 2015, 12:16 PM
Thread: Cut-40 Plasma cutter
by Swarfmaker1- Replies
- 92
- Views
- 34,725
Guys, I've been looking at this thread intently...
Guys, I've been looking at this thread intently and wondering if these cheap plasma cutters use argon shielding gas? Can someone clarify for me please. I was under the impression that shielding gas...
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4th May 2015, 08:45 PM
Thread: Steel Suppliers in Sydney
by Swarfmaker1- Replies
- 10
- Views
- 4,183
I believe EDCON steel still supply engineering...
I believe EDCON steel still supply engineering steels. You might have to talk to head office to order it. Have a look at the website and play with the steel finder search engine. It lists free...
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10th Dec 2014, 03:15 PM
Thread: Android DRO
by Swarfmaker1- Replies
- 15
- Views
- 6,426
I've tried TouchDRO and as an Android app it's...
I've tried TouchDRO and as an Android app it's not bad. The hardware side of it is a dogs breakfast. The TI MSP430 implementation appears to do most scale types. The Arduino version only does iGaging...
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12th Oct 2014, 09:14 PM
Thread: Blackening Brass - Any Recipes?
by Swarfmaker1- Replies
- 24
- Views
- 8,130
The super blue would more than likely to be same...
The super blue would more than likely to be same as my recipe if it's smells like sal volatile. The copper carbonate is soluble in Ammonia solution and turns blue. It does go very dark but how black...
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12th Oct 2014, 08:17 PM
Thread: Blackening Brass - Any Recipes?
by Swarfmaker1- Replies
- 24
- Views
- 8,130
Bob, Try the cloudy ammonia but pour it into a...
Bob,
Try the cloudy ammonia but pour it into a jar and let settle , then decant off the top liquid. The soap seems to settle to the bottom. I've had good result with cloudy by doing this. Your blue... -
7th Oct 2014, 03:36 PM
Thread: Blackening Brass - Any Recipes?
by Swarfmaker1- Replies
- 24
- Views
- 8,130
I've used Copper Carbonate in Ammonia Solution...
I've used Copper Carbonate in Ammonia Solution with good results and long lasting finish. To get Copper Carbonate, use Copper Sulphate reacted with Sodium Bi-Carbonate in distilled/deionised water....
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18th Aug 2014, 10:07 AM
Thread: Nuttal 7 1/2 " Lathe
by Swarfmaker1- Replies
- 14
- Views
- 3,122
Coming in a bit late on this thread...I recently...
Coming in a bit late on this thread...I recently made a new TDI gear for my Nuttal Herbert and from memory I used something like a 12DP gear cutter which was close to the original involute form, I...
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12th Jul 2013, 10:35 PM
Thread: Small watchmakers lathe castings
by Swarfmaker1- Replies
- 4
- Views
- 6,171
N.S.W. No worries. Thanks for the interest. Peter.
No worries. Thanks for the interest.
Peter. -
8th Jul 2013, 09:08 PM
Thread: Small watchmakers lathe castings
by Swarfmaker1- Replies
- 4
- Views
- 6,171
N.S.W. Joe, Postage would be about $25. I've also added...
Joe,
Postage would be about $25. I've also added photos to the original post. There's a photo of machined components sitting on the cast bed. I don't have a photo of the unmachined bed casting at... -
7th Jul 2013, 10:37 PM
Thread: Small watchmakers lathe castings
by Swarfmaker1- Replies
- 4
- Views
- 6,171
N.S.W. Small watchmakers lathe castings
I have a couple of sets of castings for a small watchmakers lathe to the JK Mold design from Model Engineer late 1960's. Cast in quality Grey Iron.
2" centre height x about 7" between centres.
... -
7th Jul 2013, 10:21 PM
Thread: NSWGR C38 5"g Main Castings for sale
by Swarfmaker1- Replies
- 0
- Views
- 5,660
N.S.W. NSWGR C38 5"g Main Castings for sale
I have a set of 5" Gauge NSW C38 Main castings unmachined including 2xCylinder set (Front and rear covers, block, valve covers), wheels (4xbogie,6xdrivers, 2xrear or pony, 2 extra drivers),6x axle...