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3rd Jun 2014, 07:44 PM
Thread: Poly-V step pulleys
by andrew_mx83- Replies
- 16
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- 12,559
I had this exact problem a couple of days ago...
I had this exact problem a couple of days ago trying to repower my drill press (same sizes and all)
Easy fix...
http://youtu.be/rc43tyy_ZOs -
1st Apr 2014, 07:17 PM
Thread: ozzie tool supplier
by andrew_mx83- Replies
- 6
- Views
- 4,820
I will come out of forum retirement very briefly...
I will come out of forum retirement very briefly to share that these guys are now my go-to tooling supplier.
The end mills are Aussie made and cut fantastically well
The toolholders and inserts ive... -
18th Feb 2014, 11:56 AM
Thread: Quick test of Cermet CCMT inserts
by andrew_mx83- Replies
- 48
- Views
- 29,408
Now that's a knife!!
Now that's a knife!!
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16th Feb 2014, 07:41 PM
Thread: Engine Head Gasket?
by andrew_mx83- Replies
- 75
- Views
- 42,666
Hi Phil Im not a mechanic but i do have a fair...
Hi Phil
Im not a mechanic but i do have a fair bit of head gasket experience. From your description and video the only 2 likely scenarios are the gasket blown from a cylinder to a water jacket (or... -
10th Feb 2014, 11:28 AM
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+1. Had an aluminium chip stuck between my teeth...
+1. Had an aluminium chip stuck between my teeth a few weeks ago. NFI how it got there, didn't feel it go in!
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9th Feb 2014, 03:37 PM
- Replies
- 18
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- 15,662
Thanks for all the replies guys. Unfortunately i...
Thanks for all the replies guys. Unfortunately i messed up my estimations on piston-to-valve clearance, the stock pistons wont clear the 2mm OS valves at my compression height :s
So the head isnt... -
7th Feb 2014, 01:20 AM
- Replies
- 18
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- 15,662
Thanks ray, very helpful. Ill give it a crack...
Thanks ray, very helpful. Ill give it a crack once i have finished 'turning' them on the 'lathe' ;)
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7th Feb 2014, 01:10 AM
- Replies
- 18
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- 15,662
WRT to the application and issues with the parts...
WRT to the application and issues with the parts failing -of course it depends how they fail.
This particular batch are for my own engine, a test bed of sorts, im pretty used to breaking it... -
7th Feb 2014, 12:47 AM
- Replies
- 18
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- 15,662
Thanks for the replies guys. Couple more...
Thanks for the replies guys.
Couple more questions-
How long do i hold them at the Curie point for?
How long do they stay in the quench oil for?
How long do i temper them in the oven* for?
How... -
6th Feb 2014, 09:51 PM
- Replies
- 18
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- 15,662
You can see the shims in question to the left in...
You can see the shims in question to the left in this picture... they are 8mm on the big OD and 2.8mm on the small, 4mm long. Tiny!
http://img547.imageshack.us/img547/7855/nkva.jpg -
6th Feb 2014, 09:47 PM
- Replies
- 18
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- 15,662
Through hardening small parts made from silver steel
Hi guys
I need to harden some valve shims to approximately 60hrc (i think it was hrc?). I had planned on sending these out to the local hardeners, but the 1-2 week turnaround mucks with all my... -
6th Feb 2014, 06:55 PM
Thread: Quick test of Cermet CCMT inserts
by andrew_mx83- Replies
- 48
- Views
- 29,408
That's more like it fellas! slhouettev8 that...
That's more like it fellas!
slhouettev8 that is quite impressive mate!
ray, looking good but maybe you can cut a bit deeper or even up the feedrate? chip colors look pretty good... but you were... -
1st Feb 2014, 10:50 AM
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- 3,411
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- 1,219,831
Sticky: Wow. Never thought i would see the word...
Wow. Never thought i would see the word "Niggardly" used in an ebay description. Just wow.
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1st Feb 2014, 10:48 AM
Thread: todays tools gloat
by andrew_mx83- Replies
- 2,693
- Views
- 1,146,907
Na no 5331 sorry. It that a silicone sealant or a...
Na no 5331 sorry. It that a silicone sealant or a PTFE type? I have all sorts of silicones and flange sealants here that may be suitable but no teflon stuff.
The bulk of that is gone now anyway,... -
30th Jan 2014, 02:42 PM
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Sticky: Just called the bloke and it is already sold...
Just called the bloke and it is already sold (pending)
Im next in line if it falls through.... would make a great spare machine or drill press etc -
30th Jan 2014, 12:41 PM
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- 21
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- 11,178
No problem Ew, obviously we are talking apples...
No problem Ew, obviously we are talking apples and bananas here :)
I just need something to check cylinder heads and blocks for straightness before reassembly, nothing like the precision (or... -
29th Jan 2014, 09:34 AM
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- 21
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- 11,178
Hi ueee i have to knock up a couple of straight...
Hi ueee i have to knock up a couple of straight edges for myself over the next few days. I was planning on using 16x50 flat bar and basically just facing off all the edges. They wont be hard to make...
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26th Jan 2014, 11:45 AM
- Replies
- 84
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- 42,445
Might be a good time to order those cermet...
Might be a good time to order those cermet inserts too bob. They'll have no trouble with this stuff.
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22nd Jan 2014, 11:23 PM
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- 16
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- 12,752
Not yet. Ill have to make new, taller jaws to sit...
Not yet. Ill have to make new, taller jaws to sit outside and come over the top. Would also have to take the normal jaws out, which im loathe to do. Is any accuracy lost or realignment needed after...
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22nd Jan 2014, 11:19 PM
Thread: todays tools gloat
by andrew_mx83- Replies
- 2,693
- Views
- 1,146,907
Had another good haul last week too, not tools...
Had another good haul last week too, not tools but im sure everyone here likes loctite :-)
I sure like having a mate who works for them!
The big bottles of 243 are 250ml! Ive never seen loctite... -
22nd Jan 2014, 11:14 PM
Thread: todays tools gloat
by andrew_mx83- Replies
- 2,693
- Views
- 1,146,907
Thanks for the heads up mate. I would have...
Thanks for the heads up mate. I would have scrapped it all, lol!
I have stripped the machine and there is lots of extrusion there. I will list it up on ebay over the next few days. If any forum... -
22nd Jan 2014, 11:11 PM
Thread: Quick test of Cermet CCMT inserts
by andrew_mx83- Replies
- 48
- Views
- 29,408
Pretty much what he said.... If you are cutting...
Pretty much what he said....
If you are cutting properly the chips will melt into your skin in a few seconds.
Generally my chips are white right at the cut zone then turn blue after 1mm or so.
... -
22nd Jan 2014, 11:04 PM
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- 16
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- 12,752
I have the 6" anglock from vertex. Its a good bit...
I have the 6" anglock from vertex. Its a good bit of kit, and good value. I am amazed how much holding force you can get on such a small area with it. Ive only had a pull out once, which i rectified...
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22nd Jan 2014, 10:55 PM
Thread: Morse taper drill recommendations
by andrew_mx83- Replies
- 46
- Views
- 27,376
Yeah i guess it depends on the hand drill. My...
Yeah i guess it depends on the hand drill. My cordless Protool will happily go 10mm pilot then 1" through cast iron or ally without breaking sweat. I recently holesaw'd a 44mm hole through 3/4" of...
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20th Jan 2014, 02:58 PM
Thread: Quick test of Cermet CCMT inserts
by andrew_mx83- Replies
- 48
- Views
- 29,408
Yeah the guy has designed up super fancy billet...
Yeah the guy has designed up super fancy billet uprights/hubs but that is a BIG machining job, needs more travel, axis' and skill than i have at the present time.
Anyway, back on topic -have you... -
20th Jan 2014, 01:11 PM
Thread: Quick test of Cermet CCMT inserts
by andrew_mx83- Replies
- 48
- Views
- 29,408
Wow, good guess. It is for a Toyota not a Porsche...
Wow, good guess. It is for a Toyota not a Porsche but you still get 10 points. The 300mm slicks are ex Porsche-cup, so i guess that counts.
The brakes on this thing are so big the only wheels he... -
20th Jan 2014, 01:04 AM
Thread: Quick test of Cermet CCMT inserts
by andrew_mx83- Replies
- 48
- Views
- 29,408
Dont have any known 4140 yet sorry. I have plenty...
Dont have any known 4140 yet sorry. I have plenty of very hard steel, but i bought a bulk lot of scrap bar stock some time back (at $0.10/lb!) so im not 100% on any of the grades unfortunately.
... -
19th Jan 2014, 12:58 AM
Thread: Quick test of Cermet CCMT inserts
by andrew_mx83- Replies
- 48
- Views
- 29,408
Hi Ray i rarely drop the lathe out of top gear...
Hi Ray i rarely drop the lathe out of top gear -1400rpm. Next step down is 900 which doesnt cut as well or leave as good a finish. For the small stuff i use the VFD to increase speed over 1400. I...
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18th Jan 2014, 10:40 PM
Thread: Quick test of Cermet CCMT inserts
by andrew_mx83- Replies
- 48
- Views
- 29,408
'That's not a knife...' This is a knife......
'That's not a knife...'
This is a knife...
http://img802.imageshack.us/img802/7554/dvxa.jpg
20mm BMS down to 11mm, one cut. Approx 1600rpm, hafco al960b, no powerfeed. The finish is #### as it... -
18th Jan 2014, 09:27 PM
Thread: Quick test of Cermet CCMT inserts
by andrew_mx83- Replies
- 48
- Views
- 29,408
Lol, that's not a heavy cut. Crank up the speed...
Lol, that's not a heavy cut. Crank up the speed and lay into it :-)
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18th Jan 2014, 08:50 PM
Thread: Quick test of Cermet CCMT inserts
by andrew_mx83- Replies
- 48
- Views
- 29,408
Good stuff Ray. Looks as though you may want to...
Good stuff Ray. Looks as though you may want to increase the spindle speed a bit, if you have it. Are the chips in the background from that cut? If so you are going way too slow. The chips really...
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12th Jan 2014, 10:28 AM
Thread: todays tools gloat
by andrew_mx83- Replies
- 2,693
- Views
- 1,146,907
Well i finally have a tools gloat from this week....
Well i finally have a tools gloat from this week. Friend's brother in law works for a big firm who supply Holden and Ford... need i say more?
Picked all this up for nix, though i did spend a fair... -
8th Jan 2014, 11:09 AM
Thread: How would you hold this?
by andrew_mx83- Replies
- 15
- Views
- 12,080
Thanks for the offer Greg, much appreciated. As...
Thanks for the offer Greg, much appreciated. As usual i am pretty keen to do the work in house (part of the reason for getting such a big mill is to be able to do jobs like this) but if i get stuck...
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8th Jan 2014, 12:29 AM
Thread: How would you hold this?
by andrew_mx83- Replies
- 15
- Views
- 12,080
yep, which is why i want to mount is as square as...
yep, which is why i want to mount is as square as possible to the original mounting face.
thought about this, but the surface finish off an end mill wont be good enough, nor do i have an... -
7th Jan 2014, 10:40 PM
Thread: How would you hold this?
by andrew_mx83- Replies
- 15
- Views
- 12,080
Thanks guys Yes i attached the wrong picture...
Thanks guys
Yes i attached the wrong picture first (damn tablet)
Running 4/6 tips in the tool as i am missing parts, tips are cermet which eats through the welds like butter -no way i would use... -
7th Jan 2014, 08:51 PM
Thread: How would you hold this?
by andrew_mx83- Replies
- 15
- Views
- 12,080
How would you hold this?
As per title, how would you hold this bastard of a thing? Had a lot of trouble getting the turbo flange parallel with the bed and enough force holding the part so it would not move while cutting...
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3rd Jan 2014, 10:07 PM
Thread: Cheap Live Centres
by andrew_mx83- Replies
- 53
- Views
- 32,033
My hafco one used to get quite hot when i worked...
My hafco one used to get quite hot when i worked it hard at high rpm for several hours, until i opened it up, cleaned out the ###### grease it came with and repacked it with moly. After that it was...
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3rd Jan 2014, 09:55 PM
Thread: What did you learn today?
by andrew_mx83- Replies
- 940
- Views
- 592,017
Sticky: I think you would get away with 1hp, but it would...
I think you would get away with 1hp, but it would be on the lower limit. What you need is the spindle speed. I leave my lathe in top gear @ 1400rpm for cermet cutting, almost regardless of diameter...
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2nd Jan 2014, 12:24 AM
Thread: What did you learn today?
by andrew_mx83- Replies
- 940
- Views
- 592,017
Sticky: You guys really need to get onto Cermet inserts....
You guys really need to get onto Cermet inserts. They are available for most of the standard toolholders if you look around. As long as you keep the DOC and feedrate reasonable interrupted cuts in...
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1st Jan 2014, 06:04 PM
- Replies
- 3,411
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- 1,219,831
Sticky: Ditto. It would be a great companion for my...
Ditto. It would be a great companion for my Victoria mill.
Alas i dont have money for noodles this month, let alone new toys and a hefty freight bill -
17th Dec 2013, 01:21 PM
- Replies
- 3,411
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- 1,219,831
Sticky: Now THAT'S a drill bit!
Now THAT'S a drill bit!
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2nd Nov 2013, 12:11 AM
- Replies
- 3,411
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- 1,219,831
Sticky: Japanese lathe... heavy metal lath takisawa...
Japanese lathe...
heavy metal lath takisawa 240vac 4.5 horse power | Miscellaneous Goods | Gumtree Australia Cardinia Area - Beaconsfield | 1030606797
Shame i dont have 4k hidden under the... -
1st Nov 2013, 10:35 AM
- Replies
- 3,411
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- 1,219,831
Sticky: Thanks Ew, i grabbed a couple myself. By the time...
Thanks Ew, i grabbed a couple myself. By the time i saw the listing there was only 3 left, it said 8 had sold within 24 hours!
I left 1 for somebody else :-)
He also has mitotoyo mic's cheap,... -
26th Oct 2013, 08:59 PM
Thread: Cern
by andrew_mx83- Replies
- 109
- Views
- 55,335
I worry when i go to the BANK to deposit cash,...
I worry when i go to the BANK to deposit cash, and require change (gold coins only, dead simple mental maths) and the teller needs to use a calculator to work it out! And we let these people look...
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26th Oct 2013, 01:59 PM
- Replies
- 42
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- 19,467
No thanks. The bang was violent enough for me to...
No thanks. The bang was violent enough for me to not want that to happen ever again.
Getting that motor to work correctly on the lathe had stretched the limits of my AC electrical knowledge and i... -
26th Oct 2013, 01:13 PM
- Replies
- 42
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- 19,467
Yep it made a hell of a bang and took about 2...
Yep it made a hell of a bang and took about 2 hours for the workshop to clear of smoke. Stiff drink and new undies needed indeed.
No way i was putting 240v through that motor again, it lives in the... -
23rd Oct 2013, 10:48 PM
- Replies
- 42
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- 19,467
I had a small issue with the capacitor on my...
I had a small issue with the capacitor on my lathe motor recently...
http://img4.imageshack.us/img4/4276/bo2o.jpg
And the guts of it...
http://img194.imageshack.us/img194/8817/1c4i.jpg
... -
22nd Oct 2013, 08:53 PM
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- 1,219,831
Sticky: Bugger, if that were in Melbourne id be all over...
Bugger, if that were in Melbourne id be all over it like a rash...
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20th Oct 2013, 12:57 PM
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- 31
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- 15,187
Grahame, thanks for the informative reply. Sounds...
Grahame, thanks for the informative reply. Sounds like a fun job!
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20th Oct 2013, 12:47 PM
Thread: Boring a 55mm hole in 5 cuts
by andrew_mx83- Replies
- 11
- Views
- 6,534
Ha, my floor isnt flat, or even concrete! The...
Ha, my floor isnt flat, or even concrete! The lathe sits on a sheet of 19mm chipboard which was roughly levelled by hand. Now im only 5'9, but i found the lathe way too low and was killing me to bend...