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20th Jan 2024, 11:53 AM
Thread: Surface grinder with no earth
by j3dprints- Replies
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- 758
Thanks, how is it usually done with a couple more...
Thanks, how is it usually done with a couple more devices that need to be earthed? I mean the earth wire from the powerpoint needs to go to the machine frame but also the DRO and the coolant pump....
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20th Jan 2024, 12:35 AM
Thread: Surface grinder with no earth
by j3dprints- Replies
- 8
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- 758
Surface grinder with no earth
I got this Jones & Shipman 540 surface grinder a while back and just noticed the earth goes to the DRO but not the machine. Should I attach an earth wire to the machine case? Can you do this with...
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18th Jan 2024, 07:37 PM
Thread: Surface Plate recommendation
by j3dprints- Replies
- 30
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- 1,644
Here's my Carbatec plate I like it for checking...
Here's my Carbatec plate I like it for checking small parts. I reckon if there's a store near you buy one, and you could use a ground part to get an idea of its accuracy, Chinese 1-2-3 blocks often...
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18th Jan 2024, 06:02 PM
Thread: Surface Plate recommendation
by j3dprints- Replies
- 30
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- 1,644
Carbatec ones can be rubbish, I bought 3, one I...
Carbatec ones can be rubbish, I bought 3, one I returned for being like charcoal on the surface, the other two were very flat and quite good for marking out parts and measuring them.
You can... -
6th Dec 2023, 08:14 PM
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Qtech make some great tooling for the cost. I...
Qtech make some great tooling for the cost. I also use CCMT on my smaller lathe, and I think the pointier versions for getting in near a tailstock, its DCMT or DCGT (forget exactly which).
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20th Aug 2023, 05:39 PM
Thread: How accurate can a toolpost grinder be?
by j3dprints- Replies
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- 885
Thanks, so within your lathe's limitations of...
Thanks, so within your lathe's limitations of concentricity and rigidity, makes sense.
In reply to the previous poster, I think with turning because your final cut can't be 0.002mm with a regular... -
20th Aug 2023, 12:01 AM
Thread: How accurate can a toolpost grinder be?
by j3dprints- Replies
- 8
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- 885
How accurate can a toolpost grinder be?
I have a few things to make in the future that need to be +/- 0.005mm or even a bit better. A cylindrical grinder would be terrific but I don't have one. Would a toolpost grinder do in a pinch?
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18th Aug 2023, 11:46 PM
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- 704
Thanks, now that I look at it closer yours seems...
Thanks, now that I look at it closer yours seems to have two engraved marks for high/low. Mine doesn't, looks like you need to keep it close to the mid point or slightly below. @RC did you have one...
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26th Jul 2023, 08:17 PM
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- 704
East Coast lubes sorted me out on both thanks for...
East Coast lubes sorted me out on both thanks for the recommendations. I did trawl through past threads but figured maybe there was new information.
Lowes Petroleum have the stuff in Sydney if... -
26th Jul 2023, 01:58 PM
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- 704
Woops I meant Velocite 3 for the spindle, I'll...
Woops I meant Velocite 3 for the spindle, I'll fix that. Big night...
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26th Jul 2023, 09:37 AM
Thread: DIY Lathe, don't roll your eyes...
by j3dprints- Replies
- 64
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- 3,466
There's also the option of scraping in a worn...
There's also the option of scraping in a worn one. This can be difficult if it's a hardened bed but there are methods. When you start to look into the man hours though, depending on how much you...
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25th Jul 2023, 11:50 PM
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Source for Jones and Shipman 540 spindle/hydraulic oil in QLD
Hi all, I picked up a Jones and Shipman 540. It's a little dirty, low on hydraulic oil, and I can't see any oil in the eyeglass of the spindle so I figured I better get some.
It looks like I need... -
12th Jul 2023, 09:37 PM
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Recommended machinery mover - Sydney to Brisbane?
Hi guys so I have a Jones & Shipman 540 I'd like to get up to Brisbane/Logan from Liverpool, Sydney. The place it's at can put it out the front and a HIAB will come and grab it, and I'm looking for a...
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30th Jun 2023, 02:53 PM
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Sorry I see the DM-25 is a round column...
Sorry I see the DM-25 is a round column basically.
Allright then your strongest buddy to help you lift the head off. Disconnect the motor first if you like, just take photos of where the wires go.... -
30th Jun 2023, 11:39 AM
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I picked up a second hand al-330a (similar to...
I picked up a second hand al-330a (similar to al-336) that had very little use off a hobbyist that had owned it since new. I've known lots of people who rubbish this size of Chinese lathe but if they...
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30th Jun 2023, 11:14 AM
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Sorry nowhere near Sydney but here's my...
Sorry nowhere near Sydney but here's my suggestion having moved a few HM-46's in my time.
Pallet jack + engine crane is easiest.
Engine crane under the head in the circular region where it turns... -
13th Apr 2023, 07:28 PM
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I really don't know exactly what that is. I do...
I really don't know exactly what that is. I do know I'd like to make vise parallels for starters and they need to be in the micron range in parallelism over 150mm to be useful to me. A friend who's a...
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25th Feb 2023, 01:10 PM
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SG-820 Hare and forbes surface grinder? Good?
Just wondering if anyone has experience with the Hare and Forbes surface grinders (the larger ones not the tiny one) and can comment on what its like, what sort of accuracy / tolerance it can achieve...
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5th Jan 2023, 03:05 PM
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Sure I don't check the forums that often, NRMA...
Sure I don't check the forums that often, NRMA would be your best bet to follow up. NRMA didn't want me running a 'serious business' or they wouldn't insure the equipment, so no ABN and no claiming...
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14th Dec 2022, 10:31 AM
Thread: Cheap drill bits?
by j3dprints- Replies
- 8
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- 1,783
Guhring make a decent cheap set for around $100....
Guhring make a decent cheap set for around $100. I need to grab another set quite good for around the home stuff. https://generaltools.com.au/product/guhring-powerline-metric-drill-set/
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14th Dec 2022, 10:19 AM
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If anyone's interested in this NRMA it turns out...
If anyone's interested in this NRMA it turns out will insure you for a side hustle / hobby that generates a small income. There are a few T&Cs and I don't think they will insure welding which poses a...
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20th Mar 2022, 12:57 PM
Thread: How to buy a lathe
by j3dprints- Replies
- 10
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- 1,283
Absolutely, the idea is though that comparatively...
Absolutely, the idea is though that comparatively the tailstock ways get far less wear.
Sometimes there is also a flat on top of the carriage ways that is not in contact and doesnt wear with the... -
20th Mar 2022, 01:38 AM
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Yeah my council, I just looked it up, forbids...
Yeah my council, I just looked it up, forbids anything to do with car repairs or 'industry', so I think that straight up rules out any machining unfortunately (Logan -...
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19th Mar 2022, 07:50 PM
Thread: How to buy a lathe
by j3dprints- Replies
- 10
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- 1,283
I took along my mate who's a machinist and paid...
I took along my mate who's a machinist and paid him to inspect mine and help me move it.
He measured the bed wear by putting a dial indicator with a stand on the saddle, with the indicator tip... -
18th Mar 2022, 04:58 PM
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Thanks for this yes for these reasons I'm not...
Thanks for this yes for these reasons I'm not really interested in lying about it being a hobby. I'll either be forced to do it as a hobby and bow out of doing it for money or I'll do it...
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17th Mar 2022, 06:30 PM
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Recommended home insurer if your hobby turns a profit?
G'day all, I sometimes make a bit of cash from my cnc, and it's just moved home with me from the workshop I had it at. I have an ABN though I earn very little from it.
Can anyone recommend an... -
11th Feb 2022, 09:43 PM
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Recommended tool box? Are Renegade allright?
After a tool box more for my hand tools. Any recommendations? Renegade from trade tools look ok $$$ wise are they good quality? I have a Kincrome one and it's good. Are Trojan ok? I also have a Giant...
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19th Dec 2021, 09:58 PM
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- 1,870
Recommended elctrician for installing 3PH-Logan area? Any tips? How many amps?
Hey fellas
As the title suggests I need 3 phase installed at my property. Can anyone recommend a good person or mob in SE QLD that services Logan that won't rip me off? Ive heard some people get... -
24th Apr 2021, 03:06 PM
Thread: Milling machine step up from HM-48
by j3dprints- Replies
- 43
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- 10,725
Asked someone - Modern Tools apparently do the...
Asked someone - Modern Tools apparently do the First mills, I'd look at those (edit - apparently comes in under 15k with iso30 variable speed head, so maybe slightly more for iso40).
I don't know... -
24th Apr 2021, 02:40 PM
Thread: Milling machine step up from HM-48
by j3dprints- Replies
- 43
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- 10,725
I had a BM-22AD trust me they are plenty rigid...
I had a BM-22AD trust me they are plenty rigid enough, mine was good. One thing is the Chinese machines vary in quality. I may have got lucky, mine was from 2000-2002 or so and apparently I heard...
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24th Apr 2021, 01:05 AM
Thread: Milling machine step up from HM-48
by j3dprints- Replies
- 43
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- 10,725
Take the one with the nod, not the one without.
Take the one with the nod, not the one without.
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20th Jan 2021, 12:47 PM
Thread: HSS Boring bar geometry
by j3dprints- Replies
- 14
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- 2,440
Thanks, yes this is what I was thinking! I...
Thanks, yes this is what I was thinking!
I was hoping to make it out of 1 piece as I don't have a mill at the current location I have a lathe at.
The hole I will initially be boring is 30mm... -
File sets
Looks like I need a set of files for deburring parts. I was wondering what sort of things people would recommend that would last me longer in metalwork than a bunnings set? General tools has a...
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19th Jan 2021, 12:55 AM
Thread: HSS Boring bar geometry
by j3dprints- Replies
- 14
- Views
- 2,440
HSS Boring bar geometry
HI all I'd like to grind a boring bar out of a single HSS piece but I can't find any good images of the required geometry. Does anyone have a good link? I will be boring aluminium so positive rake I...
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27th May 2020, 06:13 PM
Thread: Cheap oil skimmer I can buy for a cnc?
by j3dprints- Replies
- 5
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- 1,186
Cheap oil skimmer I can buy for a cnc?
Hare and forbes have a $500 model, I just can't bare to spend that at the moment! I'd rather spend it on tooling!
I also, however, am extremely lazy... There are many good models over in the USA,... -
10th Mar 2020, 11:46 AM
Thread: Good face mill recommendation?
by j3dprints- Replies
- 6
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- 1,692
Anyone tried this one?...
Anyone tried this one? https://www.machineryhouse.com.au/M515
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9th Mar 2020, 07:03 PM
Thread: Good face mill recommendation?
by j3dprints- Replies
- 6
- Views
- 1,692
Good face mill recommendation?
Looking for a face mill for my new cnc. I used to have a 45 degree chinese face mill which worked ok for what I was doing. I'm willing to spend a bit more now I have a nicer mill, can anyone...
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3rd Mar 2020, 11:20 PM
Thread: Z height setter options
by j3dprints- Replies
- 12
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- 4,335
ah yes, I meant a haimer type 3d tester though,...
ah yes, I meant a haimer type 3d tester though, don't think you could make that.
With regard to a probe that outputs a signal (to tell z to stop, or whatever, on contact) I would definitely be... -
3rd Mar 2020, 09:40 PM
Thread: Z height setter options
by j3dprints- Replies
- 12
- Views
- 4,335
I'm probably buying a tool probe so I'll just go...
I'm probably buying a tool probe so I'll just go down to the job with that
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3rd Mar 2020, 08:33 PM
Thread: Z height setter options
by j3dprints- Replies
- 12
- Views
- 4,335
Thanks an experienced machinist mate said id...
Thanks an experienced machinist mate said id eventually break endmills doing it. I thought what he meant was I would break them during a normal program cause the shim method of touching off was not...
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3rd Mar 2020, 07:12 PM
Thread: Z height setter options
by j3dprints- Replies
- 12
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- 4,335
yep got an optimill, I was told using paper or...
yep got an optimill, I was told using paper or shim stock was one way which would eventually break end mills.
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3rd Mar 2020, 05:54 PM
Thread: Z height setter options
by j3dprints- Replies
- 12
- Views
- 4,335
Z height setter options
Hey anyone got any z height setters they'd recommend
I've seen the vertex ones for around $400 I'm just wondering if it's really necessary to shell out that much. Thanks -
5th Feb 2020, 09:03 AM
Thread: Powering a 3 phase VMC at home?
by j3dprints- Replies
- 20
- Views
- 6,798
Thanks peeps, it looks like I've circled back...
Thanks peeps, it looks like I've circled back around to a rotary phase converter being the best option.
Solar type power seems too expensive, the batteries are only 1 part of that. Someone online... -
4th Feb 2020, 08:20 PM
Thread: Powering a 3 phase VMC at home?
by j3dprints- Replies
- 20
- Views
- 6,798
Rental property. Dont think its under warranty,...
Rental property. Dont think its under warranty, got it 2nd hand
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4th Feb 2020, 08:19 PM
Thread: Powering a 3 phase VMC at home?
by j3dprints- Replies
- 20
- Views
- 6,798
I got this data from the manual they sent me: ...
I got this data from the manual they sent me:
Total Connection:
3 x 400V ~ 50Hz 12 KVA
( 3 x 400V ~ 50Hz 14 KVA )
Power of spindle drive S1 operation 2.2 kW( 3.7 kW )
Power of spindle... -
4th Feb 2020, 07:12 PM
Thread: Powering a 3 phase VMC at home?
by j3dprints- Replies
- 20
- Views
- 6,798
Thanks Baron, any rough idea on price for a...
Thanks Baron, any rough idea on price for a generator that could be relied upon to not fry my electricals?
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4th Feb 2020, 06:49 PM
Thread: Powering a 3 phase VMC at home?
by j3dprints- Replies
- 20
- Views
- 6,798
Thanks Baron, but the 1.5kw servos are highly...
Thanks Baron, but the 1.5kw servos are highly unlikely or not able to operate at peak power together, you would need to be doing a heavy cut diagonally UP as all axis would be turning. The spindle of...
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4th Feb 2020, 06:01 PM
Thread: Powering a 3 phase VMC at home?
by j3dprints- Replies
- 20
- Views
- 6,798
Powering a 3 phase VMC at home?
I'm trying to power a https://www.machineryhouse.com.au/m905 at home. It has a 2.2kw spindle, 650w coolant pump, three 1.5kw servos (from my research). I have 30 amps of regular 240v single phase...
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23rd Sep 2019, 10:52 PM
Thread: CNC vs manual milling machines
by j3dprints- Replies
- 31
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- 15,381
wow, that looks good. How much?
wow, that looks good. How much?
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8th Jul 2019, 09:15 AM
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Not quite sure what you mean, but I got a couple...
Not quite sure what you mean, but I got a couple of questions which may relate.
Can you combine power somehow from 2 10 amp outlets? Connect them in parallel? I wonder what would happen.
...